| Antrim County (ACB) | Bellaire | MI | Chicago Aurora Municipal to Antrim County |
| Lenawee County (ADG) | Adrian | MI | Chicago Aurora Municipal to Lenawee County |
| Albert Lea Municipal (AEL) | Albert Lea | MN | Chicago Aurora Municipal to Albert Lea Municipal |
| Amery Municipal (AHH) | Amery | WI | Chicago Aurora Municipal to Amery Municipal |
| Anderson Municipal-Darlington Field (AID) | Anderson | IN | Chicago Aurora Municipal to Anderson Municipal-Darlington Field |
| Atlantic Municipal (AIO) | Atlantic | IA | Chicago Aurora Municipal to Atlantic Municipal |
| Lee C Fine Memorial (AIZ) | KAISER/LAKE OZARK | MO | Chicago Aurora Municipal to Lee C Fine Memorial |
| Akron Fulton International (AKC) | Akron | OH | Chicago Aurora Municipal to Akron Fulton International |
| St Louis Regional (ALN) | Alton | IL | Chicago Aurora Municipal to St Louis Regional |
| Waterloo Regional (ALO) | Waterloo | IA | Chicago Aurora Municipal to Waterloo Regional |
| Gratiot Community (AMN) | Alma | MI | Chicago Aurora Municipal to Gratiot Community |
| Ames Municipal (AMW) | Ames | IA | Chicago Aurora Municipal to Ames Municipal |
| Tri-State Steuben County (ANQ) | Angola | IN | Chicago Aurora Municipal to Tri-State Steuben County |
| Lima Allen County (AOH) | Lima | OH | Chicago Aurora Municipal to Lima Allen County |
| Alpena County Regional (APN) | Alpena | MI | Chicago Aurora Municipal to Alpena County Regional |
| Ann Arbor Municipal (ARB) | Ann Arbor | MI | Chicago Aurora Municipal to Ann Arbor Municipal |
| Lakeland/Noble F. Lee Memorial Field (ARV) | Minocqua | WI | Chicago Aurora Municipal to Lakeland/Noble F. Lee Memorial Field |
| John F Kennedy Memorial (ASX) | Ashland | WI | Chicago Aurora Municipal to John F Kennedy Memorial |
| Gordon K Bush Ohio University (ATO) | Athens/Albany | OH | Chicago Aurora Municipal to Gordon K Bush Ohio University |
| Appleton International (ATW) | Appleton | WI | Chicago Aurora Municipal to Appleton International |
| Austin Municipal (AUM) | Austin | MN | Chicago Aurora Municipal to Austin Municipal |
| Wausau Downtown (AUW) | Wausau | WI | Chicago Aurora Municipal to Wausau Downtown |
| Algona Municipal (AXG) | Algona | IA | Chicago Aurora Municipal to Algona Municipal |
| Auglaize County Neil Armstrong (AXV) | Wapakoneta | OH | Chicago Aurora Municipal to Auglaize County Neil Armstrong |
| Kalamazoo/Battle Creek International (AZO) | Kalamazoo | MI | Chicago Aurora Municipal to Kalamazoo/Battle Creek International |
| Southwest Michigan Regional (BEH) | Benton Harbor | MI | Chicago Aurora Municipal to Southwest Michigan Regional |
| Virgil I Grissom Municipal (BFR) | Bedford | IN | Chicago Aurora Municipal to Virgil I Grissom Municipal |
| Wayne County (BJJ) | Wooster | OH | Chicago Aurora Municipal to Wayne County |
| Burke Lakefront (BKL) | Cleveland | OH | Chicago Aurora Municipal to Burke Lakefront |
| MidAmerica St Louis Scott AFB (BLV) | Belleville | IL | Chicago Aurora Municipal to MidAmerica St Louis Scott AFB |
| Monroe County (BMG) | Bloomington | IN | Chicago Aurora Municipal to Monroe County |
| Central Illinois Regional at Bloomington Normal (BMI) | Bloomington | IL | Chicago Aurora Municipal to Central Illinois Regional at Bloomington Normal |
| Boone Municipal (BNW) | Boone | IA | Chicago Aurora Municipal to Boone Municipal |
| Southeast Iowa Regional (BRL) | Burlington | IA | Chicago Aurora Municipal to Southeast Iowa Regional |
| Samuels Field (BRY) | Bardstown | KY | Chicago Aurora Municipal to Samuels Field |
| Battle Creek Executive (BTL) | Battle Creek | MI | Chicago Aurora Municipal to Battle Creek Executive |
| Butler Memorial (BUM) | Butler | MO | Chicago Aurora Municipal to Butler Memorial |
| Bowling Green Warren County Regional (BWG) | Bowling Green | KY | Chicago Aurora Municipal to Bowling Green Warren County Regional |
| Wexford County (CAD) | Cadillac | MI | Chicago Aurora Municipal to Wexford County |
| Akron/Canton Regional (CAK) | Akron | OH | Chicago Aurora Municipal to Akron/Canton Regional |
| Council Bluffs Municipal (CBF) | Council Bluffs | IA | Chicago Aurora Municipal to Council Bluffs Municipal |
| Northeast Iowa Regional (CCY) | Charles City | IA | Chicago Aurora Municipal to Northeast Iowa Regional |
| Mettel Field (CEV) | Connersville | IN | Chicago Aurora Municipal to Mettel Field |
| Kyle-Oakley Field (CEY) | Murray | KY | Chicago Aurora Municipal to Kyle-Oakley Field |
| Cuyahoga County (CGF) | Cleveland | OH | Chicago Aurora Municipal to Cuyahoga County |
| Cape Girardeau Regional (CGI) | Cape Girardeau | MO | Chicago Aurora Municipal to Cape Girardeau Regional |
| The Eastern Iowa (CID) | Cedar Rapids | IA | Chicago Aurora Municipal to The Eastern Iowa |
| Arthur N Neu (CIN) | Carroll | IA | Chicago Aurora Municipal to Arthur N Neu |
| Cairo Regional (CIR) | Cairo | IL | Chicago Aurora Municipal to Cairo Regional |
| Chippewa County International (CIU) | Sault Ste Marie | MI | Chicago Aurora Municipal to Chippewa County International |
| Outlaw Field (CKV) | Clarksville | TN | Chicago Aurora Municipal to Outlaw Field |
| Cleveland/Hopkins International (CLE) | Cleveland | OH | Chicago Aurora Municipal to Cleveland/Hopkins International |
| Clintonville Municipal (CLI) | Clintonville | WI | Chicago Aurora Municipal to Clintonville Municipal |
| Columbus Municipal (CLU) | Columbus | IN | Chicago Aurora Municipal to Columbus Municipal |
| John Glenn International (CMH) | Columbus | OH | Chicago Aurora Municipal to John Glenn International |
| University of Illinois-Willard (CMI) | Champaign/Urbana | IL | Chicago Aurora Municipal to University of Illinois-Willard |
| Houghton County Memorial (CMX) | Hancock | MI | Chicago Aurora Municipal to Houghton County Memorial |
| Sparta/Fort Mccoy (CMY) | Sparta | WI | Chicago Aurora Municipal to Sparta/Fort Mccoy |
| Columbia Regional (COU) | Columbia | MO | Chicago Aurora Municipal to Columbia Regional |
| St Louis Downtown (CPS) | Cahokia/St Louis | IL | Chicago Aurora Municipal to St Louis Downtown |
| Creston Municipal (CSQ) | Creston | IA | Chicago Aurora Municipal to Creston Municipal |
| Cincinnati Northern Kentucky International (CVG) | Cincinnati | OH | Chicago Aurora Municipal to Cincinnati Northern Kentucky International |
| Central Wisconsin (CWA) | Mosinee | WI | Chicago Aurora Municipal to Central Wisconsin |
| Clinton Municipal (CWI) | Clinton | IA | Chicago Aurora Municipal to Clinton Municipal |
| Dayton International James M Cox (DAY) | Dayton | OH | Chicago Aurora Municipal to Dayton International James M Cox |
| Dubuque Regional (DBQ) | Dubuque | IA | Chicago Aurora Municipal to Dubuque Regional |
| Decatur (DEC) | Decatur | IL | Chicago Aurora Municipal to Decatur |
| Decorah Municipal (DEH) | Decorah | IA | Chicago Aurora Municipal to Decorah Municipal |
| Coleman A Young Municipal (DET) | Detroit | MI | Chicago Aurora Municipal to Coleman A Young Municipal |
| Defiance Memorial (DFI) | Defiance | OH | Chicago Aurora Municipal to Defiance Memorial |
| Duluth International (DLH) | Duluth | MN | Chicago Aurora Municipal to Duluth International |
| Sedalia Regional (DMO) | Sedalia | MO | Chicago Aurora Municipal to Sedalia Regional |
| Denison Municipal (DNS) | Denison | IA | Chicago Aurora Municipal to Denison Municipal |
| Vermilion Regional (DNV) | Danville | IL | Chicago Aurora Municipal to Vermilion Regional |
| Drummond Island (DRE) | Drummond Island | MI | Chicago Aurora Municipal to Drummond Island |
| Des Moines International (DSM) | Des Moines | IA | Chicago Aurora Municipal to Des Moines International |
| Detroit Metro Wayne County (DTW) | Detroit | MI | Chicago Aurora Municipal to Detroit Metro Wayne County |
| Davenport Municipal (DVN) | Davenport | IA | Chicago Aurora Municipal to Davenport Municipal |
| Chippewa Valley Regional (EAU) | Eau Claire | WI | Chicago Aurora Municipal to Chippewa Valley Regional |
| Webster City Municipal (EBS) | Webster City | IA | Chicago Aurora Municipal to Webster City Municipal |
| Iosco County (ECA) | East Tawas | MI | Chicago Aurora Municipal to Iosco County |
| Jefferson Municipal (EFW) | Jefferson | IA | Chicago Aurora Municipal to Jefferson Municipal |
| Eagle River Union (EGV) | Eagle River | WI | Chicago Aurora Municipal to Eagle River Union |
| Elkhart Municipal (EKI) | Elkhart | IN | Chicago Aurora Municipal to Elkhart Municipal |
| Addington Field (EKX) | Elizabethtown | KY | Chicago Aurora Municipal to Addington Field |
| Centralia Municipal (ENL) | Centralia | IL | Chicago Aurora Municipal to Centralia Municipal |
| Kenosha Regional (ENW) | Kenosha | WI | Chicago Aurora Municipal to Kenosha Regional |
| Keokuk Municipal (EOK) | Keokuk | IA | Chicago Aurora Municipal to Keokuk Municipal |
| Delta County (ESC) | Escanaba | MI | Chicago Aurora Municipal to Delta County |
| Estherville Municipal (EST) | Estherville | IA | Chicago Aurora Municipal to Estherville Municipal |
| West Bend Municipal (ETB) | West Bend | WI | Chicago Aurora Municipal to West Bend Municipal |
| Evansville Regional (EVV) | Evansville | IN | Chicago Aurora Municipal to Evansville Regional |
| Farmington Regional (FAM) | Farmington | MO | Chicago Aurora Municipal to Farmington Regional |
| Faribault Municipal (FBL) | Faribault | MN | Chicago Aurora Municipal to Faribault Municipal |
| Flying Cloud (FCM) | Minneapolis | MN | Chicago Aurora Municipal to Flying Cloud |
| Findlay (FDY) | Findlay | OH | Chicago Aurora Municipal to Findlay |
| Albertus (FEP) | Freeport | IL | Chicago Aurora Municipal to Albertus |
| Fairfield Municipal (FFL) | Fairfield | IA | Chicago Aurora Municipal to Fairfield Municipal |
| Capital City (FFT) | Frankfort | KY | Chicago Aurora Municipal to Capital City |
| Fond Du Lac County (FLD) | Fond Du Lac | WI | Chicago Aurora Municipal to Fond Du Lac County |
| Sherman Army Airfield (FLV) | Fort Leavenworth | KS | Chicago Aurora Municipal to Sherman Army Airfield |
| Fort Madison Municipal (FMS) | Fort Madison | IA | Chicago Aurora Municipal to Fort Madison Municipal |
| Bishop International (FNT) | Flint | MI | Chicago Aurora Municipal to Bishop International |
| Fort Dodge Regional (FOD) | Fort Dodge | IA | Chicago Aurora Municipal to Fort Dodge Regional |
| French Lick Municipal (FRH) | French Lick | IN | Chicago Aurora Municipal to French Lick Municipal |
| Fairmont Municipal (FRM) | Fairmont | MN | Chicago Aurora Municipal to Fairmont Municipal |
| Fort Wayne International (FWA) | Fort Wayne | IN | Chicago Aurora Municipal to Fort Wayne International |
| Forest City Municipal (FXY) | Forest City | IA | Chicago Aurora Municipal to Forest City Municipal |
| Galesburg Municipal (GBG) | Galesburg | IL | Chicago Aurora Municipal to Galesburg Municipal |
| Gladwin Zettel Memorial (GDW) | Gladwin | MI | Chicago Aurora Municipal to Gladwin Zettel Memorial |
| Gaylord Regional (GLR) | Gaylord | MI | Chicago Aurora Municipal to Gaylord Regional |
| Glasgow Municipal (GLW) | Glasgow | KY | Chicago Aurora Municipal to Glasgow Municipal |
| Galion Municipal (GQQ) | Galion | OH | Chicago Aurora Municipal to Galion Municipal |
| Austin Straubel International (GRB) | Green Bay | WI | Chicago Aurora Municipal to Austin Straubel International |
| Greenville (GRE) | Greenville | IL | Chicago Aurora Municipal to Greenville |
| Gerald R Ford International (GRR) | Grand Rapids | MI | Chicago Aurora Municipal to Gerald R Ford International |
| Goshen Municipal (GSH) | Goshen | IN | Chicago Aurora Municipal to Goshen Municipal |
| Grantsburg Muni (GTG) | Grantsburg | WI | Chicago Aurora Municipal to Grantsburg Muni |
| Grissom Aeroplex/Arb (GUS) | Peru | IN | Chicago Aurora Municipal to Grissom Aeroplex/Arb |
| Gary/Chicago International (GYY) | GARY | IN | Chicago Aurora Municipal to Gary/Chicago International |
| Three Rivers Municipal Dr Haines (HAI) | Three Rivers | MI | Chicago Aurora Municipal to Three Rivers Municipal Dr Haines |
| Butler County Regional-Hogan Field (HAO) | Hamilton | OH | Chicago Aurora Municipal to Butler County Regional-Hogan Field |
| Park Township (HLM) | Holland | MI | Chicago Aurora Municipal to Park Township |
| Huntingburg (HNB) | Huntingburg | IN | Chicago Aurora Municipal to Huntingburg |
| Hampton Municipal (HPT) | Hampton | IA | Chicago Aurora Municipal to Hampton Municipal |
| Harrisburg-Raleigh (HSB) | Harrisburg | IL | Chicago Aurora Municipal to Harrisburg-Raleigh |
| Roscommon County - Blodgett Memorial (HTL) | Houghton Lake | MI | Chicago Aurora Municipal to Roscommon County - Blodgett Memorial |
| Tri-State Milton J Ferguson Field (HTS) | Huntington | WV | Chicago Aurora Municipal to Tri-State Milton J Ferguson Field |
| Lawrence County Airpark (HTW) | Chesapeake | OH | Chicago Aurora Municipal to Lawrence County Airpark |
| Humboldt Municipal (HUD) | Humboldt | IA | Chicago Aurora Municipal to Humboldt Municipal |
| Terre Haute Regional (HUF) | Terre Haute | IN | Chicago Aurora Municipal to Terre Haute Regional |
| Sawyer County (HYR) | Hayward | WI | Chicago Aurora Municipal to Sawyer County |
| Schenck Field (ICL) | Clarinda | IA | Chicago Aurora Municipal to Schenck Field |
| Ida Grove Municipal (IDG) | Ida Grove | IA | Chicago Aurora Municipal to Ida Grove Municipal |
| Iowa Falls Municipal (IFA) | Iowa Falls | IA | Chicago Aurora Municipal to Iowa Falls Municipal |
| Jacksonville Municipal (IJX) | Jacksonville | IL | Chicago Aurora Municipal to Jacksonville Municipal |
| Greater Kankakee (IKK) | Kankakee | IL | Chicago Aurora Municipal to Greater Kankakee |
| Willmar Municipal/John L Rice Field (ILL) | Willmar | MN | Chicago Aurora Municipal to Willmar Municipal/John L Rice Field |
| Wilmington Airpark (ILN) | Wilmington | OH | Chicago Aurora Municipal to Wilmington Airpark |
| Ford (IMT) | Iron Mountain | MI | Chicago Aurora Municipal to Ford |
| Indianapolis International (IND) | Indianapolis | IN | Chicago Aurora Municipal to Indianapolis International |
| Iowa City Municipal (IOW) | Iowa City | IA | Chicago Aurora Municipal to Iowa City Municipal |
| Kirksville Regional (IRK) | Kirksville | MO | Chicago Aurora Municipal to Kirksville Regional |
| Kirsch Municipal (IRS) | Sturgis | MI | Chicago Aurora Municipal to Kirsch Municipal |
| Schoolcraft County (ISQ) | Manistique | MI | Chicago Aurora Municipal to Schoolcraft County |
| Alexander Field South Wood County (ISW) | Wisconsin Rapids | WI | Chicago Aurora Municipal to Alexander Field South Wood County |
| Gogebic-Iron County (IWD) | Ironwood | MI | Chicago Aurora Municipal to Gogebic-Iron County |
| New Century Aircenter (JCI) | Olathe | KS | Chicago Aurora Municipal to New Century Aircenter |
| Jefferson City Memorial (JEF) | Jefferson City | MO | Chicago Aurora Municipal to Jefferson City Memorial |
| Souther Wisconsin Regional (JVL) | Janesville | WI | Chicago Aurora Municipal to Souther Wisconsin Regional |
| Jackson County/Reynolds Field (JXN) | Jackson | MI | Chicago Aurora Municipal to Jackson County/Reynolds Field |
| Kentland Municipal (KKT) | Kentland | IN | Chicago Aurora Municipal to Kentland Municipal |
| Kennett Memorial (KNT) | Kennett | MO | Chicago Aurora Municipal to Kennett Memorial |
| Purdue University (LAF) | Lafayette | IN | Chicago Aurora Municipal to Purdue University |
| Capital Region International (LAN) | Lansing | MI | Chicago Aurora Municipal to Capital Region International |
| Rickenbacker International (LCK) | Columbus | OH | Chicago Aurora Municipal to Rickenbacker International |
| Mason County (LDM) | Ludington | MI | Chicago Aurora Municipal to Mason County |
| Blue Grass (LEX) | Lexington | KY | Chicago Aurora Municipal to Blue Grass |
| Leamington (LM2) | Leamington | ON | Chicago Aurora Municipal to Leamington |
| Willoughby Lost Nation Municipal (LNN) | Willoughby | OH | Chicago Aurora Municipal to Willoughby Lost Nation Municipal |
| Tri-County Regional (LNR) | Lone Rock | WI | Chicago Aurora Municipal to Tri-County Regional |
| Bowman Field (LOU) | Louisville | KY | Chicago Aurora Municipal to Bowman Field |
| London Corbin Magee Field (LOZ) | London | KY | Chicago Aurora Municipal to London Corbin Magee Field |
| La Porte Municipal (LPO) | La Porte | IN | Chicago Aurora Municipal to La Porte Municipal |
| Le Mars Municipal (LRJ) | Le Mars | IA | Chicago Aurora Municipal to Le Mars Municipal |
| La Crosse Regional (LSE) | La Crosse | WI | Chicago Aurora Municipal to La Crosse Regional |
| Cincinnati Municipal Lunken (LUK) | Cincinnati | OH | Chicago Aurora Municipal to Cincinnati Municipal Lunken |
| Lawrence Municipal (LWC) | Lawrence | KS | Chicago Aurora Municipal to Lawrence Municipal |
| Lawrenceville-Vincennes International (LWV) | Lawrenceville | IL | Chicago Aurora Municipal to Lawrenceville-Vincennes International |
| Malden Regional (MAW) | Malden | MO | Chicago Aurora Municipal to Malden Regional |
| Manistee County-Blacker (MBL) | Manistee | MI | Chicago Aurora Municipal to Manistee County-Blacker |
| Mbs International (MBS) | Saginaw | MI | Chicago Aurora Municipal to Mbs International |
| Omar N Bradley (MBY) | Moberly | MO | Chicago Aurora Municipal to Omar N Bradley |
| Mackinac Island (MCD) | Mackinac Island | MI | Chicago Aurora Municipal to Mackinac Island |
| Kansas City International (MCI) | Kansas City | MO | Chicago Aurora Municipal to Kansas City International |
| Mason City Municipal (MCW) | Mason City | IA | Chicago Aurora Municipal to Mason City Municipal |
| Taylor County (MDF) | Medford | WI | Chicago Aurora Municipal to Taylor County |
| Southern Illinois (MDH) | Carbondale/Murphysboro | IL | Chicago Aurora Municipal to Southern Illinois |
| Madison Municipal (MDN) | Madison | IN | Chicago Aurora Municipal to Madison Municipal |
| Mansfield Lahm Regional (MFD) | Mansfield | OH | Chicago Aurora Municipal to Mansfield Lahm Regional |
| Marshfield Municipal (MFI) | Marshfield | WI | Chicago Aurora Municipal to Marshfield Municipal |
| Michigan City Municipal-Phillips Field (MGC) | Michigan City | IN | Chicago Aurora Municipal to Michigan City Municipal-Phillips Field |
| Dayton-Wright Brothers (MGY) | Dayton | OH | Chicago Aurora Municipal to Dayton-Wright Brothers |
| Marshall Memorial Municipal (MHL) | Marshall | MO | Chicago Aurora Municipal to Marshall Memorial Municipal |
| Crystal (MIC) | Minneapolis | MN | Chicago Aurora Municipal to Crystal |
| Delaware County Regional (MIE) | Muncie | IN | Chicago Aurora Municipal to Delaware County Regional |
| Omaha Millard (MIQ) | Omaha | NE | Chicago Aurora Municipal to Omaha Millard |
| Marshalltown Municipal (MIW) | Marshalltown | IA | Chicago Aurora Municipal to Marshalltown Municipal |
| Jackson Municipal (MJQ) | Jackson | MN | Chicago Aurora Municipal to Jackson Municipal |
| Charles B Wheeler Downtown (MKC) | Kansas City | MO | Chicago Aurora Municipal to Charles B Wheeler Downtown |
| Milwaukee Mitchell International (MKE) | Milwaukee | WI | Chicago Aurora Municipal to Milwaukee Mitchell International |
| Muskegon County (MKG) | Muskegon | MI | Chicago Aurora Municipal to Muskegon County |
| Mankato Regional (MKT) | Mankato | MN | Chicago Aurora Municipal to Mankato Regional |
| Quad City International (MLI) | Moline | IL | Chicago Aurora Municipal to Quad City International |
| Menominee-Marinette Twin County (MNM) | Menominee | MI | Chicago Aurora Municipal to Menominee-Marinette Twin County |
| Marion Municipal (MNN) | Marion | OH | Chicago Aurora Municipal to Marion Municipal |
| Mount Pleasant Municipal (MOP) | Mount Pleasant | MI | Chicago Aurora Municipal to Mount Pleasant Municipal |
| Mount Pleasant Municipal (MPZ) | Mount Pleasant | IA | Chicago Aurora Municipal to Mount Pleasant Municipal |
| Macomb Municipal (MQB) | Macomb | IL | Chicago Aurora Municipal to Macomb Municipal |
| Sawyer International (MQT) | Marquette | MI | Chicago Aurora Municipal to Sawyer International |
| Truax Field/Dane County Regional (MSN) | Madison | WI | Chicago Aurora Municipal to Truax Field/Dane County Regional |
| Minneapolis St Paul International/Wold-Chamberlain (MSP) | Minneapolis | MN | Chicago Aurora Municipal to Minneapolis St Paul International/Wold-Chamberlain |
| Coles County Memorial (MTO) | Mattoon/Charleston | IL | Chicago Aurora Municipal to Coles County Memorial |
| Manitowoc County (MTW) | Manitowoc | WI | Chicago Aurora Municipal to Manitowoc County |
| Muscatine Municipal (MUT) | Muscatine | IA | Chicago Aurora Municipal to Muscatine Municipal |
| Mount Vernon (MVN) | Mount Vernon | IL | Chicago Aurora Municipal to Mount Vernon |
| Williamson County Rgnl (MWA) | Marion | IL | Chicago Aurora Municipal to Williamson County Rgnl |
| Lawrence J Timmerman (MWC) | Milwaukee | WI | Chicago Aurora Municipal to Lawrence J Timmerman |
| Windom Municipal (MWM) | Windom | MN | Chicago Aurora Municipal to Windom Municipal |
| Middletown Regional - Hook Field (MWO) | Middletown | OH | Chicago Aurora Municipal to Middletown Regional - Hook Field |
| Monticello Regional (MXO) | Monticello | IA | Chicago Aurora Municipal to Monticello Regional |
| Marion Municipal (MZZ) | Marion | IN | Chicago Aurora Municipal to Marion Municipal |
| Jerry Tyler Memorial (NLE) | Niles | MI | Chicago Aurora Municipal to Jerry Tyler Memorial |
| Slayton Municipal (NSL) | Slayton | MN | Chicago Aurora Municipal to Slayton Municipal |
| L O Simenstad Municipal (OEO) | Osceola | WI | Chicago Aurora Municipal to L O Simenstad Municipal |
| Johnson County Executive (OJC) | Olathe | KS | Chicago Aurora Municipal to Johnson County Executive |
| Kokomo Municipal (OKK) | Kokomo | IN | Chicago Aurora Municipal to Kokomo Municipal |
| Olney-Noble (OLY) | Olney-Noble | IL | Chicago Aurora Municipal to Olney-Noble |
| Eppley Airfield (OMA) | Omaha | NE | Chicago Aurora Municipal to Eppley Airfield |
| Winona Municipal-Max Conrad Field (ONA) | Winona | MN | Chicago Aurora Municipal to Winona Municipal-Max Conrad Field |
| Oskaloosa Municipal (OOA) | Oskaloosa | IA | Chicago Aurora Municipal to Oskaloosa Municipal |
| Grand Glaize Osage Beach (OSB) | Osage Beach | MO | Chicago Aurora Municipal to Grand Glaize Osage Beach |
| Oscoda-Wurtsmith (OSC) | Oscoda | MI | Chicago Aurora Municipal to Oscoda-Wurtsmith |
| Wittman Regional (OSH) | Oshkosh | WI | Chicago Aurora Municipal to Wittman Regional |
| Ohio State University (OSU) | Columbus | OH | Chicago Aurora Municipal to Ohio State University |
| Worthington Municipal (OTG) | Worthington | MN | Chicago Aurora Municipal to Worthington Municipal |
| Ottumwa Regional (OTM) | Ottumwa | IA | Chicago Aurora Municipal to Ottumwa Regional |
| Owatonna Degner Regional (OWA) | Owatonna | MN | Chicago Aurora Municipal to Owatonna Degner Regional |
| Owensboro-Daviess County Regional (OWB) | Owensboro | KY | Chicago Aurora Municipal to Owensboro-Daviess County Regional |
| Miami University (OXD) | Oxford | OH | Chicago Aurora Municipal to Miami University |
| Barkley Regional (PAH) | Paducah | KY | Chicago Aurora Municipal to Barkley Regional |
| Prairie Du Chien Municipal (PCD) | Prairie Duchien | WI | Chicago Aurora Municipal to Prairie Du Chien Municipal |
| Harry Clever Field (PHD) | New Philadelphia | OH | Chicago Aurora Municipal to Harry Clever Field |
| St Clair County International (PHN) | Port Huron | MI | Chicago Aurora Municipal to St Clair County International |
| Henry County (PHT) | Paris | TN | Chicago Aurora Municipal to Henry County |
| Gen Wayne A Downing Peoria International (PIA) | Peoria | IL | Chicago Aurora Municipal to Gen Wayne A Downing Peoria International |
| Mid Ohio Valley Regional (PKB) | Parkersburg | WV | Chicago Aurora Municipal to Mid Ohio Valley Regional |
| Park Falls Municipal (PKF) | Park Falls | WI | Chicago Aurora Municipal to Park Falls Municipal |
| Pellston Regional of Emmet County (PLN) | Pellston | MI | Chicago Aurora Municipal to Pellston Regional of Emmet County |
| Plymouth Municipal (PLY) | Plymouth | IN | Chicago Aurora Municipal to Plymouth Municipal |
| Greater Portsmouth Regional (PMH) | Portsmouth | OH | Chicago Aurora Municipal to Greater Portsmouth Regional |
| Poplar Bluff Municipal (POF) | Poplar Bluff | MO | Chicago Aurora Municipal to Poplar Bluff Municipal |
| Pocahontas Municipal (POH) | Pocahontas | IA | Chicago Aurora Municipal to Pocahontas Municipal |
| Wingham/Richard W Levan (PR7) | Wingham | ON | Chicago Aurora Municipal to Wingham/Richard W Levan |
| Perry Municipal (PRO) | Perry | IA | Chicago Aurora Municipal to Perry Municipal |
| Prentice Municipal (PRW) | Prentice | WI | Chicago Aurora Municipal to Prentice Municipal |
| Oakland County International (PTK) | Pontiac | MI | Chicago Aurora Municipal to Oakland County International |
| Batten International (RAC) | Racine | WI | Chicago Aurora Municipal to Batten International |
| Fulton County (RCR) | Rochester | IN | Chicago Aurora Municipal to Fulton County |
| Nartron Field (RCT) | Reed City | MI | Chicago Aurora Municipal to Nartron Field |
| Chicago/Rockford International (RFD) | Rockford | IL | Chicago Aurora Municipal to Chicago/Rockford International |
| Rhinelander Oneida County (RHI) | Rhinelander | WI | Chicago Aurora Municipal to Rhinelander Oneida County |
| Richmond Municipal (RID) | Richmond | IN | Chicago Aurora Municipal to Richmond Municipal |
| Rice Lake Regional - Carl's Field (RIE) | Rice Lake | WI | Chicago Aurora Municipal to Rice Lake Regional - Carl's Field |
| Rolla Downtown (RLA) | Rolla | MO | Chicago Aurora Municipal to Rolla Downtown |
| New Richmond Regional (RNH) | New Richmond | WI | Chicago Aurora Municipal to New Richmond Regional |
| Jasper County (RNZ) | Rensselaer | IN | Chicago Aurora Municipal to Jasper County |
| Merrill Municipal (RRL) | Merrill | WI | Chicago Aurora Municipal to Merrill Municipal |
| Rochester International (RST) | Rochester | MN | Chicago Aurora Municipal to Rochester International |
| Spirit Lake Municipal (RTL) | Spirit Lake | IA | Chicago Aurora Municipal to Spirit Lake Municipal |
| Redwood Falls Municipal (RWF) | Redwood Falls | MN | Chicago Aurora Municipal to Redwood Falls Municipal |
| Sparta Community - Hunter Field (SAR) | Sparta | IL | Chicago Aurora Municipal to Sparta Community - Hunter Field |
| Sheboygan County Memorial (SBM) | Sheboygan | WI | Chicago Aurora Municipal to Sheboygan County Memorial |
| South Bend International (SBN) | South Bend | IN | Chicago Aurora Municipal to South Bend International |
| Louisville International/Standiford Field (SDF) | Louisville | KY | Chicago Aurora Municipal to Louisville International/Standiford Field |
| Freeman Municipal (SER) | Seymour | IN | Chicago Aurora Municipal to Freeman Municipal |
| Springfield/Beckley Municipal (SGH) | Springfield | OH | Chicago Aurora Municipal to Springfield/Beckley Municipal |
| Sikeston Memorial Municipal (SIK) | Sikeston | MO | Chicago Aurora Municipal to Sikeston Memorial Municipal |
| Sullivan County (SIV) | Sullivan | IN | Chicago Aurora Municipal to Sullivan County |
| Storm Lake Municipal (SLB) | Storm Lake | IA | Chicago Aurora Municipal to Storm Lake Municipal |
| Salem-Leckrone (SLO) | Salem | IL | Chicago Aurora Municipal to Salem-Leckrone |
| Smith Field (SMD) | Fort Wayne | IN | Chicago Aurora Municipal to Smith Field |
| Lake Cumberland Regional (SME) | Somerset | KY | Chicago Aurora Municipal to Lake Cumberland Regional |
| Abraham Lincoln Capital (SPI) | Springfield | IL | Chicago Aurora Municipal to Abraham Lincoln Capital |
| Spencer Municipal/Northwest Iowa Regional (SPW) | Spencer | IA | Chicago Aurora Municipal to Spencer Municipal/Northwest Iowa Regional |
| Whiteside Co/Jos H Bittorf Field (SQI) | Sterling/Rock Falls | IL | Chicago Aurora Municipal to Whiteside Co/Jos H Bittorf Field |
| St Cloud Regional (STC) | St Cloud Regional | MN | Chicago Aurora Municipal to St Cloud Regional |
| Stevens Point Municipal (STE) | Stevens Point | WI | Chicago Aurora Municipal to Stevens Point Municipal |
| Rosecrans Memorial (STJ) | St Joseph | MO | Chicago Aurora Municipal to Rosecrans Memorial |
| Lambert St Louis International (STL) | St Louis | MO | Chicago Aurora Municipal to Lambert St Louis International |
| St Paul Downtown Holman Field (STP) | St Paul | MN | Chicago Aurora Municipal to St Paul Downtown Holman Field |
| Door County Cherryland (SUE) | Sturgeon Bay | WI | Chicago Aurora Municipal to Door County Cherryland |
| Spirit of St Louis (SUS) | St Louis | MO | Chicago Aurora Municipal to Spirit of St Louis |
| Richard I Bong Memorial (SUW) | Superior | WI | Chicago Aurora Municipal to Richard I Bong Memorial |
| Waynesville St Robert Regional/Forney Field (TBN) | Fort Leonard Wood | MO | Chicago Aurora Municipal to Waynesville St Robert Regional/Forney Field |
| Toledo Executive (TDZ) | Toledo | OH | Chicago Aurora Municipal to Toledo Executive |
| Newton Municipal (TNU) | Newton | IA | Chicago Aurora Municipal to Newton Municipal |
| Toledo Express (TOL) | Toledo | OH | Chicago Aurora Municipal to Toledo Express |
| Trenton Municipal (TRX) | Trenton | MO | Chicago Aurora Municipal to Trenton Municipal |
| Cherry Capital (TVC) | Traverse City | MI | Chicago Aurora Municipal to Cherry Capital |
| Tuscola Area (TZC) | Caro | MI | Chicago Aurora Municipal to Tuscola Area |
| Everett-Stewart Regional (UCY) | Union City | TN | Chicago Aurora Municipal to Everett-Stewart Regional |
| Waukesha County (UES) | Waukesha | WI | Chicago Aurora Municipal to Waukesha County |
| Chicago/Waukegan Regional (UGN) | Chicago | IL | Chicago Aurora Municipal to Chicago/Waukegan Regional |
| Baldwin Field/Quincy Regional (UIN) | Quincy | IL | Chicago Aurora Municipal to Baldwin Field/Quincy Regional |
| Waukon Municipal Airport (UKN) | Waukon | IA | Chicago Aurora Municipal to Waukon Municipal Airport |
| New Ulm Municipal (ULM) | New Ulm | MN | Chicago Aurora Municipal to New Ulm Municipal |
| Dodge County (UNU) | Juneau | WI | Chicago Aurora Municipal to Dodge County |
| Rolla National (VIH) | Rolla/Vichy | MO | Chicago Aurora Municipal to Rolla National |
| Vandalia Municipal (VLA) | Vandalia | IL | Chicago Aurora Municipal to Vandalia Municipal |
| Porter County Regional (VPZ) | Valparaiso | IN | Chicago Aurora Municipal to Porter County Regional |
| Roy Otten Memorial Airfield (VRS) | Versailles | MO | Chicago Aurora Municipal to Roy Otten Memorial Airfield |
| Walter A Duncan Field/Illinois Valley Regional (VYS) | Peru | IL | Chicago Aurora Municipal to Walter A Duncan Field/Illinois Valley Regional |
| West Branch Community (WBK) | West Branch | MI | Chicago Aurora Municipal to West Branch Community |
| Roben-Hood (WBR) | Big Rapids | MI | Chicago Aurora Municipal to Roben-Hood |
| Grand Geneva Resort (XES) | Lake Geneva | WI | Chicago Aurora Municipal to Grand Geneva Resort |
| Sault Ste Marie (YAM) | Sault Ste Marie | ON | Chicago Aurora Municipal to Sault Ste Marie |
| Centralia/James T Field Memorial (YCE) | Centralia | ON | Chicago Aurora Municipal to Centralia/James T Field Memorial |
| Chatham-Kent Municipal (YCK) | Chatham | ON | Chicago Aurora Municipal to Chatham-Kent Municipal |
| Bar River (YEB) | Bar River | ON | Chicago Aurora Municipal to Bar River |
| Goderich Municipal (YGD) | Goderich | ON | Chicago Aurora Municipal to Goderich Municipal |
| Willow Run (YIP) | Detroit | MI | Chicago Aurora Municipal to Willow Run |
| Kincardine (YKD) | Kincardine | ON | Chicago Aurora Municipal to Kincardine |
| Pelee Island (YPT) | Pelee Island | ON | Chicago Aurora Municipal to Pelee Island |
| Windsor (YQG) | Windsor | ON | Chicago Aurora Municipal to Windsor |
| St Thomas Municipal (YQS) | St Thomas | ON | Chicago Aurora Municipal to St Thomas Municipal |
| Stratford Municipal (YSA) | Stratford | ON | Chicago Aurora Municipal to Stratford Municipal |
| London (YXU) | London | ON | Chicago Aurora Municipal to London |
| Sarnia/Chris Hadfield (YZR) | Sarnia | ON | Chicago Aurora Municipal to Sarnia/Chris Hadfield |
| Zanesville Municipal (ZZV) | Zanesville | OH | Chicago Aurora Municipal to Zanesville Municipal |
