Antrim County (ACB) | Bellaire | MI | Fond Du Lac County to Antrim County |
Lenawee County (ADG) | Adrian | MI | Fond Du Lac County to Lenawee County |
Albert Lea Municipal (AEL) | Albert Lea | MN | Fond Du Lac County to Albert Lea Municipal |
Amery Municipal (AHH) | Amery | WI | Fond Du Lac County to Amery Municipal |
Anderson Municipal-Darlington Field (AID) | Anderson | IN | Fond Du Lac County to Anderson Municipal-Darlington Field |
Atlantic Municipal (AIO) | Atlantic | IA | Fond Du Lac County to Atlantic Municipal |
Akron Fulton International (AKC) | Akron | OH | Fond Du Lac County to Akron Fulton International |
St Louis Regional (ALN) | Alton | IL | Fond Du Lac County to St Louis Regional |
Waterloo Regional (ALO) | Waterloo | IA | Fond Du Lac County to Waterloo Regional |
Gratiot Community (AMN) | Alma | MI | Fond Du Lac County to Gratiot Community |
Ames Municipal (AMW) | Ames | IA | Fond Du Lac County to Ames Municipal |
Tri-State Steuben County (ANQ) | Angola | IN | Fond Du Lac County to Tri-State Steuben County |
Lima Allen County (AOH) | Lima | OH | Fond Du Lac County to Lima Allen County |
Alpena County Regional (APN) | Alpena | MI | Fond Du Lac County to Alpena County Regional |
Ann Arbor Municipal (ARB) | Ann Arbor | MI | Fond Du Lac County to Ann Arbor Municipal |
Lakeland/Noble F. Lee Memorial Field (ARV) | Minocqua | WI | Fond Du Lac County to Lakeland/Noble F. Lee Memorial Field |
John F Kennedy Memorial (ASX) | Ashland | WI | Fond Du Lac County to John F Kennedy Memorial |
Austin Municipal (AUM) | Austin | MN | Fond Du Lac County to Austin Municipal |
Wausau Downtown (AUW) | Wausau | WI | Fond Du Lac County to Wausau Downtown |
Chicago/Aurora Municipal (AUZ) | Chicago | IL | Fond Du Lac County to Chicago/Aurora Municipal |
Algona Municipal (AXG) | Algona | IA | Fond Du Lac County to Algona Municipal |
Chandler Field (AXN) | Alexandria | MN | Fond Du Lac County to Chandler Field |
Auglaize County Neil Armstrong (AXV) | Wapakoneta | OH | Fond Du Lac County to Auglaize County Neil Armstrong |
Kalamazoo/Battle Creek International (AZO) | Kalamazoo | MI | Fond Du Lac County to Kalamazoo/Battle Creek International |
Benson Municipal (BBB) | Benson | MN | Fond Du Lac County to Benson Municipal |
Southwest Michigan Regional (BEH) | Benton Harbor | MI | Fond Du Lac County to Southwest Michigan Regional |
Virgil I Grissom Municipal (BFR) | Bedford | IN | Fond Du Lac County to Virgil I Grissom Municipal |
Bemidji Regional (BJI) | Bemidji | MN | Fond Du Lac County to Bemidji Regional |
Wayne County (BJJ) | Wooster | OH | Fond Du Lac County to Wayne County |
Burke Lakefront (BKL) | Cleveland | OH | Fond Du Lac County to Burke Lakefront |
MidAmerica St Louis Scott AFB (BLV) | Belleville | IL | Fond Du Lac County to MidAmerica St Louis Scott AFB |
Monroe County (BMG) | Bloomington | IN | Fond Du Lac County to Monroe County |
Central Illinois Regional at Bloomington Normal (BMI) | Bloomington | IL | Fond Du Lac County to Central Illinois Regional at Bloomington Normal |
Boone Municipal (BNW) | Boone | IA | Fond Du Lac County to Boone Municipal |
Brainerd Lakes Regional (BRD) | Brainerd | MN | Fond Du Lac County to Brainerd Lakes Regional |
Southeast Iowa Regional (BRL) | Burlington | IA | Fond Du Lac County to Southeast Iowa Regional |
W K Kellogg Regional (BTL) | Battle Creek | MI | Fond Du Lac County to W K Kellogg Regional |
Wexford County (CAD) | Cadillac | MI | Fond Du Lac County to Wexford County |
Northeast Iowa Regional (CCY) | Charles City | IA | Fond Du Lac County to Northeast Iowa Regional |
Mettel Field (CEV) | Connersville | IN | Fond Du Lac County to Mettel Field |
Cuyahoga County (CGF) | Cleveland | OH | Fond Du Lac County to Cuyahoga County |
The Eastern Iowa (CID) | Cedar Rapids | IA | Fond Du Lac County to The Eastern Iowa |
Arthur N Neu (CIN) | Carroll | IA | Fond Du Lac County to Arthur N Neu |
Chippewa County International (CIU) | Sault Ste Marie | MI | Fond Du Lac County to Chippewa County International |
Cleveland/Hopkins International (CLE) | Cleveland | OH | Fond Du Lac County to Cleveland/Hopkins International |
Clintonville Municipal (CLI) | Clintonville | WI | Fond Du Lac County to Clintonville Municipal |
Columbus Municipal (CLU) | Columbus | IN | Fond Du Lac County to Columbus Municipal |
John Glenn International (CMH) | Columbus | OH | Fond Du Lac County to John Glenn International |
University of Illinois-Willard (CMI) | Champaign/Urbana | IL | Fond Du Lac County to University of Illinois-Willard |
Houghton County Memorial (CMX) | Hancock | MI | Fond Du Lac County to Houghton County Memorial |
Sparta/Fort Mccoy (CMY) | Sparta | WI | Fond Du Lac County to Sparta/Fort Mccoy |
Columbia Regional (COU) | Columbia | MO | Fond Du Lac County to Columbia Regional |
St Louis Downtown (CPS) | Cahokia/St Louis | IL | Fond Du Lac County to St Louis Downtown |
Creston Municipal (CSQ) | Creston | IA | Fond Du Lac County to Creston Municipal |
Cincinnati Northern Kentucky International (CVG) | Cincinnati | OH | Fond Du Lac County to Cincinnati Northern Kentucky International |
Central Wisconsin (CWA) | Mosinee | WI | Fond Du Lac County to Central Wisconsin |
Clinton Municipal (CWI) | Clinton | IA | Fond Du Lac County to Clinton Municipal |
Dayton International James M Cox (DAY) | Dayton | OH | Fond Du Lac County to Dayton International James M Cox |
Dubuque Regional (DBQ) | Dubuque | IA | Fond Du Lac County to Dubuque Regional |
Decatur (DEC) | Decatur | IL | Fond Du Lac County to Decatur |
Decorah Municipal (DEH) | Decorah | IA | Fond Du Lac County to Decorah Municipal |
Coleman A Young Municipal (DET) | Detroit | MI | Fond Du Lac County to Coleman A Young Municipal |
Defiance Memorial (DFI) | Defiance | OH | Fond Du Lac County to Defiance Memorial |
Duluth International (DLH) | Duluth | MN | Fond Du Lac County to Duluth International |
Denison Municipal (DNS) | Denison | IA | Fond Du Lac County to Denison Municipal |
Vermilion Regional (DNV) | Danville | IL | Fond Du Lac County to Vermilion Regional |
Dupage (DPA) | Chicago | IL | Fond Du Lac County to Dupage |
Drummond Island (DRE) | Drummond Island | MI | Fond Du Lac County to Drummond Island |
Des Moines International (DSM) | Des Moines | IA | Fond Du Lac County to Des Moines International |
Detroit Metro Wayne County (DTW) | Detroit | MI | Fond Du Lac County to Detroit Metro Wayne County |
Davenport Municipal (DVN) | Davenport | IA | Fond Du Lac County to Davenport Municipal |
Chippewa Valley Regional (EAU) | Eau Claire | WI | Fond Du Lac County to Chippewa Valley Regional |
Webster City Municipal (EBS) | Webster City | IA | Fond Du Lac County to Webster City Municipal |
Iosco County (ECA) | East Tawas | MI | Fond Du Lac County to Iosco County |
Jefferson Municipal (EFW) | Jefferson | IA | Fond Du Lac County to Jefferson Municipal |
Eagle River Union (EGV) | Eagle River | WI | Fond Du Lac County to Eagle River Union |
Elkhart Municipal (EKI) | Elkhart | IN | Fond Du Lac County to Elkhart Municipal |
Centralia Municipal (ENL) | Centralia | IL | Fond Du Lac County to Centralia Municipal |
Kenosha Regional (ENW) | Kenosha | WI | Fond Du Lac County to Kenosha Regional |
Keokuk Municipal (EOK) | Keokuk | IA | Fond Du Lac County to Keokuk Municipal |
Delta County (ESC) | Escanaba | MI | Fond Du Lac County to Delta County |
Estherville Municipal (EST) | Estherville | IA | Fond Du Lac County to Estherville Municipal |
Eveleth-Virginia Municipal (EVM) | Eveleth | MN | Fond Du Lac County to Eveleth-Virginia Municipal |
Evansville Regional (EVV) | Evansville | IN | Fond Du Lac County to Evansville Regional |
Faribault Municipal (FBL) | Faribault | MN | Fond Du Lac County to Faribault Municipal |
Flying Cloud (FCM) | Minneapolis | MN | Fond Du Lac County to Flying Cloud |
Findlay (FDY) | Findlay | OH | Fond Du Lac County to Findlay |
Albertus (FEP) | Freeport | IL | Fond Du Lac County to Albertus |
Fairfield Municipal (FFL) | Fairfield | IA | Fond Du Lac County to Fairfield Municipal |
Fort Madison Municipal (FMS) | Fort Madison | IA | Fond Du Lac County to Fort Madison Municipal |
Bishop International (FNT) | Flint | MI | Fond Du Lac County to Bishop International |
Fort Dodge Regional (FOD) | Fort Dodge | IA | Fond Du Lac County to Fort Dodge Regional |
French Lick Municipal (FRH) | French Lick | IN | Fond Du Lac County to French Lick Municipal |
Fairmont Municipal (FRM) | Fairmont | MN | Fond Du Lac County to Fairmont Municipal |
Fort Wayne International (FWA) | Fort Wayne | IN | Fond Du Lac County to Fort Wayne International |
Forest City Municipal (FXY) | Forest City | IA | Fond Du Lac County to Forest City Municipal |
Galesburg Municipal (GBG) | Galesburg | IL | Fond Du Lac County to Galesburg Municipal |
Gladwin Zettel Memorial (GDW) | Gladwin | MI | Fond Du Lac County to Gladwin Zettel Memorial |
Gaylord Regional (GLR) | Gaylord | MI | Fond Du Lac County to Gaylord Regional |
Grand Rapids/Itasca County-Gordon Newstrom Field (GPZ) | Grand Rapids | MN | Fond Du Lac County to Grand Rapids/Itasca County-Gordon Newstrom Field |
Galion Municipal (GQQ) | Galion | OH | Fond Du Lac County to Galion Municipal |
Austin Straubel International (GRB) | Green Bay | WI | Fond Du Lac County to Austin Straubel International |
Greenville (GRE) | Greenville | IL | Fond Du Lac County to Greenville |
Grand Marais/Cook County (GRM) | Grand Marais | MN | Fond Du Lac County to Grand Marais/Cook County |
Gerald R Ford International (GRR) | Grand Rapids | MI | Fond Du Lac County to Gerald R Ford International |
Goshen Municipal (GSH) | Goshen | IN | Fond Du Lac County to Goshen Municipal |
Grantsburg Muni (GTG) | Grantsburg | WI | Fond Du Lac County to Grantsburg Muni |
Grissom Aeroplex/Arb (GUS) | Peru | IN | Fond Du Lac County to Grissom Aeroplex/Arb |
Gary/Chicago International (GYY) | GARY | IN | Fond Du Lac County to Gary/Chicago International |
Three Rivers Municipal Dr Haines (HAI) | Three Rivers | MI | Fond Du Lac County to Three Rivers Municipal Dr Haines |
Butler County Regional-Hogan Field (HAO) | Hamilton | OH | Fond Du Lac County to Butler County Regional-Hogan Field |
Range Regional (HIB) | Hibbing | MN | Fond Du Lac County to Range Regional |
Park Township (HLM) | Holland | MI | Fond Du Lac County to Park Township |
Huntingburg (HNB) | Huntingburg | IN | Fond Du Lac County to Huntingburg |
Hampton Municipal (HPT) | Hampton | IA | Fond Du Lac County to Hampton Municipal |
Roscommon County - Blodgett Memorial (HTL) | Houghton Lake | MI | Fond Du Lac County to Roscommon County - Blodgett Memorial |
Humboldt Municipal (HUD) | Humboldt | IA | Fond Du Lac County to Humboldt Municipal |
Terre Haute Regional/Hulman Field (HUF) | Terre Haute | IN | Fond Du Lac County to Terre Haute Regional/Hulman Field |
Sawyer County (HYR) | Hayward | WI | Fond Du Lac County to Sawyer County |
Schenck Field (ICL) | Clarinda | IA | Fond Du Lac County to Schenck Field |
Ida Grove Municipal (IDG) | Ida Grove | IA | Fond Du Lac County to Ida Grove Municipal |
Iowa Falls Municipal (IFA) | Iowa Falls | IA | Fond Du Lac County to Iowa Falls Municipal |
Jacksonville Municipal (IJX) | Jacksonville | IL | Fond Du Lac County to Jacksonville Municipal |
Greater Kankakee (IKK) | Kankakee | IL | Fond Du Lac County to Greater Kankakee |
Willmar Municipal/John L Rice Field (ILL) | Willmar | MN | Fond Du Lac County to Willmar Municipal/John L Rice Field |
Wilmington Airpark (ILN) | Wilmington | OH | Fond Du Lac County to Wilmington Airpark |
Ford (IMT) | Iron Mountain | MI | Fond Du Lac County to Ford |
Indianapolis International (IND) | Indianapolis | IN | Fond Du Lac County to Indianapolis International |
Iowa City Municipal (IOW) | Iowa City | IA | Fond Du Lac County to Iowa City Municipal |
Kirksville Regional (IRK) | Kirksville | MO | Fond Du Lac County to Kirksville Regional |
Kirsch Municipal (IRS) | Sturgis | MI | Fond Du Lac County to Kirsch Municipal |
Schoolcraft County (ISQ) | Manistique | MI | Fond Du Lac County to Schoolcraft County |
Alexander Field South Wood County (ISW) | Wisconsin Rapids | WI | Fond Du Lac County to Alexander Field South Wood County |
Gogebic-Iron County (IWD) | Ironwood | MI | Fond Du Lac County to Gogebic-Iron County |
Joliet Regional Airport (JOT) | Joliet | IL | Fond Du Lac County to Joliet Regional Airport |
Souther Wisconsin Regional (JVL) | Janesville | WI | Fond Du Lac County to Souther Wisconsin Regional |
Jackson County/Reynolds Field (JXN) | Jackson | MI | Fond Du Lac County to Jackson County/Reynolds Field |
Kentland Municipal (KKT) | Kentland | IN | Fond Du Lac County to Kentland Municipal |
Purdue University (LAF) | Lafayette | IN | Fond Du Lac County to Purdue University |
Capital Region International (LAN) | Lansing | MI | Fond Du Lac County to Capital Region International |
Rickenbacker International (LCK) | Columbus | OH | Fond Du Lac County to Rickenbacker International |
Mason County (LDM) | Ludington | MI | Fond Du Lac County to Mason County |
Willoughby Lost Nation Municipal (LNN) | Willoughby | OH | Fond Du Lac County to Willoughby Lost Nation Municipal |
Tri-County Regional (LNR) | Lone Rock | WI | Fond Du Lac County to Tri-County Regional |
Lewis University Chicago Romeoville (LOT) | Chicago/Romeoville | IL | Fond Du Lac County to Lewis University Chicago Romeoville |
La Porte Municipal (LPO) | La Porte | IN | Fond Du Lac County to La Porte Municipal |
Le Mars Municipal (LRJ) | Le Mars | IA | Fond Du Lac County to Le Mars Municipal |
La Crosse Regional (LSE) | La Crosse | WI | Fond Du Lac County to La Crosse Regional |
Cincinnati Municipal Lunken (LUK) | Cincinnati | OH | Fond Du Lac County to Cincinnati Municipal Lunken |
Lawrenceville-Vincennes International (LWV) | Lawrenceville | IL | Fond Du Lac County to Lawrenceville-Vincennes International |
Ely Municipal (LYU) | Ely | MN | Fond Du Lac County to Ely Municipal |
Quentin Aanenson Field (LYV) | Luverne | MN | Fond Du Lac County to Quentin Aanenson Field |
Manistee County-Blacker (MBL) | Manistee | MI | Fond Du Lac County to Manistee County-Blacker |
Mbs International (MBS) | Saginaw | MI | Fond Du Lac County to Mbs International |
Omar N Bradley (MBY) | Moberly | MO | Fond Du Lac County to Omar N Bradley |
Mackinac Island (MCD) | Mackinac Island | MI | Fond Du Lac County to Mackinac Island |
Mason City Municipal (MCW) | Mason City | IA | Fond Du Lac County to Mason City Municipal |
Taylor County (MDF) | Medford | WI | Fond Du Lac County to Taylor County |
Madison Municipal (MDN) | Madison | IN | Fond Du Lac County to Madison Municipal |
Chicago Midway International (MDW) | Chicago | IL | Fond Du Lac County to Chicago Midway International |
Mansfield Lahm Regional (MFD) | Mansfield | OH | Fond Du Lac County to Mansfield Lahm Regional |
Marshfield Municipal (MFI) | Marshfield | WI | Fond Du Lac County to Marshfield Municipal |
Michigan City Municipal-Phillips Field (MGC) | Michigan City | IN | Fond Du Lac County to Michigan City Municipal-Phillips Field |
Dayton-Wright Brothers (MGY) | Dayton | OH | Fond Du Lac County to Dayton-Wright Brothers |
Marshall Memorial Municipal (MHL) | Marshall | MO | Fond Du Lac County to Marshall Memorial Municipal |
Crystal (MIC) | Minneapolis | MN | Fond Du Lac County to Crystal |
Delaware County Regional (MIE) | Muncie | IN | Fond Du Lac County to Delaware County Regional |
Marshalltown Municipal (MIW) | Marshalltown | IA | Fond Du Lac County to Marshalltown Municipal |
Jackson Municipal (MJQ) | Jackson | MN | Fond Du Lac County to Jackson Municipal |
Milwaukee General Mitchell International (MKE) | Milwaukee | WI | Fond Du Lac County to Milwaukee General Mitchell International |
Muskegon County (MKG) | Muskegon | MI | Fond Du Lac County to Muskegon County |
Mankato Regional (MKT) | Mankato | MN | Fond Du Lac County to Mankato Regional |
Quad City International (MLI) | Moline | IL | Fond Du Lac County to Quad City International |
Southwest Minnesota Regional Marshall/Ryan Field (MML) | Marshall | MN | Fond Du Lac County to Southwest Minnesota Regional Marshall/Ryan Field |
Menominee-Marinette Twin County (MNM) | Menominee | MI | Fond Du Lac County to Menominee-Marinette Twin County |
Marion Municipal (MNN) | Marion | OH | Fond Du Lac County to Marion Municipal |
Mount Pleasant Municipal (MOP) | Mount Pleasant | MI | Fond Du Lac County to Mount Pleasant Municipal |
Morris Municipal/Charlie Schmidt Field (MOX) | Morris | MN | Fond Du Lac County to Morris Municipal/Charlie Schmidt Field |
Mount Pleasant Municipal (MPZ) | Mount Pleasant | IA | Fond Du Lac County to Mount Pleasant Municipal |
Macomb Municipal (MQB) | Macomb | IL | Fond Du Lac County to Macomb Municipal |
Sawyer International (MQT) | Marquette | MI | Fond Du Lac County to Sawyer International |
Truax Field/Dane County Regional (MSN) | Madison | WI | Fond Du Lac County to Truax Field/Dane County Regional |
Minneapolis St Paul International/Wold-Chamberlain (MSP) | Minneapolis | MN | Fond Du Lac County to Minneapolis St Paul International/Wold-Chamberlain |
Coles County Memorial (MTO) | Mattoon/Charleston | IL | Fond Du Lac County to Coles County Memorial |
Manitowoc County (MTW) | Manitowoc | WI | Fond Du Lac County to Manitowoc County |
Muscatine Municipal (MUT) | Muscatine | IA | Fond Du Lac County to Muscatine Municipal |
Montevideo-Chippewa County (MVE) | Montevideo | MN | Fond Du Lac County to Montevideo-Chippewa County |
Mount Vernon (MVN) | Mount Vernon | IL | Fond Du Lac County to Mount Vernon |
Lawrence J Timmerman (MWC) | Milwaukee | WI | Fond Du Lac County to Lawrence J Timmerman |
Windom Municipal (MWM) | Windom | MN | Fond Du Lac County to Windom Municipal |
Middletown Regional - Hook Field (MWO) | Middletown | OH | Fond Du Lac County to Middletown Regional - Hook Field |
Monticello Regional (MXO) | Monticello | IA | Fond Du Lac County to Monticello Regional |
Marion Municipal (MZZ) | Marion | IN | Fond Du Lac County to Marion Municipal |
Jerry Tyler Memorial (NLE) | Niles | MI | Fond Du Lac County to Jerry Tyler Memorial |
Tobermory (NR4) | Tobermory | ON | Fond Du Lac County to Tobermory |
Slayton Municipal (NSL) | Slayton | MN | Fond Du Lac County to Slayton Municipal |
L O Simenstad Municipal (OEO) | Osceola | WI | Fond Du Lac County to L O Simenstad Municipal |
Kokomo Municipal (OKK) | Kokomo | IN | Fond Du Lac County to Kokomo Municipal |
Olney-Noble (OLY) | Olney-Noble | IL | Fond Du Lac County to Olney-Noble |
Winona Municipal-Max Conrad Field (ONA) | Winona | MN | Fond Du Lac County to Winona Municipal-Max Conrad Field |
Oskaloosa Municipal (OOA) | Oskaloosa | IA | Fond Du Lac County to Oskaloosa Municipal |
Chicago O'hare International (ORD) | Chicago | IL | Fond Du Lac County to Chicago O'hare International |
Oscoda-Wurtsmith (OSC) | Oscoda | MI | Fond Du Lac County to Oscoda-Wurtsmith |
Ohio State University (OSU) | Columbus | OH | Fond Du Lac County to Ohio State University |
Worthington Municipal (OTG) | Worthington | MN | Fond Du Lac County to Worthington Municipal |
Ottumwa Regional (OTM) | Ottumwa | IA | Fond Du Lac County to Ottumwa Regional |
Owatonna Degner Regional (OWA) | Owatonna | MN | Fond Du Lac County to Owatonna Degner Regional |
Miami University (OXD) | Oxford | OH | Fond Du Lac County to Miami University |
Prairie Du Chien Municipal (PCD) | Prairie Duchien | WI | Fond Du Lac County to Prairie Du Chien Municipal |
St Clair County International (PHN) | Port Huron | MI | Fond Du Lac County to St Clair County International |
Gen Wayne A Downing Peoria International (PIA) | Peoria | IL | Fond Du Lac County to Gen Wayne A Downing Peoria International |
Park Rapids Municipal-Konshok Field (PKD) | Park Rapids | MN | Fond Du Lac County to Park Rapids Municipal-Konshok Field |
Park Falls Municipal (PKF) | Park Falls | WI | Fond Du Lac County to Park Falls Municipal |
Pellston Regional of Emmet County (PLN) | Pellston | MI | Fond Du Lac County to Pellston Regional of Emmet County |
Plymouth Municipal (PLY) | Plymouth | IN | Fond Du Lac County to Plymouth Municipal |
Pocahontas Municipal (POH) | Pocahontas | IA | Fond Du Lac County to Pocahontas Municipal |
Wingham/Richard W Levan (PR7) | Wingham | ON | Fond Du Lac County to Wingham/Richard W Levan |
Perry Municipal (PRO) | Perry | IA | Fond Du Lac County to Perry Municipal |
Prentice Municipal (PRW) | Prentice | WI | Fond Du Lac County to Prentice Municipal |
Killarney (PT2) | Killarney | ON | Fond Du Lac County to Killarney |
Oakland County International (PTK) | Pontiac | MI | Fond Du Lac County to Oakland County International |
Chicago Executive (PWK) | Chicago | IL | Fond Du Lac County to Chicago Executive |
Batten International (RAC) | Racine | WI | Fond Du Lac County to Batten International |
Fulton County (RCR) | Rochester | IN | Fond Du Lac County to Fulton County |
Nartron Field (RCT) | Reed City | MI | Fond Du Lac County to Nartron Field |
Chicago/Rockford International (RFD) | Rockford | IL | Fond Du Lac County to Chicago/Rockford International |
Rhinelander Oneida County (RHI) | Rhinelander | WI | Fond Du Lac County to Rhinelander Oneida County |
Richmond Municipal (RID) | Richmond | IN | Fond Du Lac County to Richmond Municipal |
Rice Lake Regional - Carl's Field (RIE) | Rice Lake | WI | Fond Du Lac County to Rice Lake Regional - Carl's Field |
New Richmond Regional (RNH) | New Richmond | WI | Fond Du Lac County to New Richmond Regional |
Jasper County (RNZ) | Rensselaer | IN | Fond Du Lac County to Jasper County |
Merrill Municipal (RRL) | Merrill | WI | Fond Du Lac County to Merrill Municipal |
Rochester International (RST) | Rochester | MN | Fond Du Lac County to Rochester International |
Spirit Lake Municipal (RTL) | Spirit Lake | IA | Fond Du Lac County to Spirit Lake Municipal |
Redwood Falls Municipal (RWF) | Redwood Falls | MN | Fond Du Lac County to Redwood Falls Municipal |
Sparta Community - Hunter Field (SAR) | Sparta | IL | Fond Du Lac County to Sparta Community - Hunter Field |
South Bend International (SBN) | South Bend | IN | Fond Du Lac County to South Bend International |
Freeman Municipal (SER) | Seymour | IN | Fond Du Lac County to Freeman Municipal |
Springfield/Beckley Municipal (SGH) | Springfield | OH | Fond Du Lac County to Springfield/Beckley Municipal |
Sullivan County (SIV) | Sullivan | IN | Fond Du Lac County to Sullivan County |
Storm Lake Municipal (SLB) | Storm Lake | IA | Fond Du Lac County to Storm Lake Municipal |
Salem-Leckrone (SLO) | Salem | IL | Fond Du Lac County to Salem-Leckrone |
Smith Field (SMD) | Fort Wayne | IN | Fond Du Lac County to Smith Field |
Abraham Lincoln Capital (SPI) | Springfield | IL | Fond Du Lac County to Abraham Lincoln Capital |
Spencer Municipal/Northwest Iowa Regional (SPW) | Spencer | IA | Fond Du Lac County to Spencer Municipal/Northwest Iowa Regional |
Whiteside Co-Jos H Bittorf Field (SQI) | Sterling/Rock Falls | IL | Fond Du Lac County to Whiteside Co-Jos H Bittorf Field |
St Cloud Regional (STC) | St Cloud | MN | Fond Du Lac County to St Cloud Regional |
Stevens Point Municipal (STE) | Stevens Point | WI | Fond Du Lac County to Stevens Point Municipal |
Lambert St Louis International (STL) | St Louis | MO | Fond Du Lac County to Lambert St Louis International |
St Paul Downtown Holman Field (STP) | St Paul | MN | Fond Du Lac County to St Paul Downtown Holman Field |
Door County Cherryland (SUE) | Sturgeon Bay | WI | Fond Du Lac County to Door County Cherryland |
Spirit of St Louis (SUS) | St Louis | MO | Fond Du Lac County to Spirit of St Louis |
Richard I Bong Memorial (SUW) | Superior | WI | Fond Du Lac County to Richard I Bong Memorial |
Toledo Executive (TDZ) | Toledo | OH | Fond Du Lac County to Toledo Executive |
Newton Municipal (TNU) | Newton | IA | Fond Du Lac County to Newton Municipal |
Toledo Express (TOL) | Toledo | OH | Fond Du Lac County to Toledo Express |
Trenton Municipal (TRX) | Trenton | MO | Fond Du Lac County to Trenton Municipal |
Cherry Capital (TVC) | Traverse City | MI | Fond Du Lac County to Cherry Capital |
Tuscola Area (TZC) | Caro | MI | Fond Du Lac County to Tuscola Area |
Waukesha County (UES) | Waukesha | WI | Fond Du Lac County to Waukesha County |
Chicago/Waukegan Regional (UGN) | Chicago | IL | Fond Du Lac County to Chicago/Waukegan Regional |
Baldwin Field/Quincy Regional (UIN) | Quincy | IL | Fond Du Lac County to Baldwin Field/Quincy Regional |
Waukon Municipal Airport (UKN) | Waukon | IA | Fond Du Lac County to Waukon Municipal Airport |
New Ulm Municipal (ULM) | New Ulm | MN | Fond Du Lac County to New Ulm Municipal |
Vandalia Municipal (VLA) | Vandalia | IL | Fond Du Lac County to Vandalia Municipal |
Porter County Regional (VPZ) | Valparaiso | IN | Fond Du Lac County to Porter County Regional |
Walter A Duncan Field/Illinois Valley Regional (VYS) | Peru | IL | Fond Du Lac County to Walter A Duncan Field/Illinois Valley Regional |
West Branch Community (WBK) | West Branch | MI | Fond Du Lac County to West Branch Community |
Roben-Hood (WBR) | Big Rapids | MI | Fond Du Lac County to Roben-Hood |
Grand Geneva Resort (XES) | Lake Geneva | WI | Fond Du Lac County to Grand Geneva Resort |
Sault Ste Marie (YAM) | Sault Ste Marie | ON | Fond Du Lac County to Sault Ste Marie |
Centralia/James T Field Memorial (YCE) | Centralia | ON | Fond Du Lac County to Centralia/James T Field Memorial |
Chatham-Kent Municipal (YCK) | Chatham | ON | Fond Du Lac County to Chatham-Kent Municipal |
Bar River (YEB) | Bar River | ON | Fond Du Lac County to Bar River |
Elliot Lake Municipal (YEL) | Elliot Lake | ON | Fond Du Lac County to Elliot Lake Municipal |
Manitowaning Manitoulin East Municipal (YEM) | Manitowaning | ON | Fond Du Lac County to Manitowaning Manitoulin East Municipal |
Goderich Municipal (YGD) | Goderich | ON | Fond Du Lac County to Goderich Municipal |
Saugeen Municipal (YHS) | Hanover | ON | Fond Du Lac County to Saugeen Municipal |
Atikokan Municipal (YIB) | Atikokan | ON | Fond Du Lac County to Atikokan Municipal |
Willow Run (YIP) | Detroit | MI | Fond Du Lac County to Willow Run |
Kincardine (YKD) | Kincardine | ON | Fond Du Lac County to Kincardine |
Chapleau (YLD) | Chapleau | ON | Fond Du Lac County to Chapleau |
Manitouwadge Municipal (YMG) | Manitouwadge | ON | Fond Du Lac County to Manitouwadge Municipal |
Owen Sound - Billy Bishop Regional (YOS) | Owen Sound | ON | Fond Du Lac County to Owen Sound - Billy Bishop Regional |
Pelee Island (YPT) | Pelee Island | ON | Fond Du Lac County to Pelee Island |
Windsor (YQG) | Windsor | ON | Fond Du Lac County to Windsor |
St Thomas Municipal (YQS) | St Thomas | ON | Fond Du Lac County to St Thomas Municipal |
Thunder Bay (YQT) | Thunder Bay | ON | Fond Du Lac County to Thunder Bay |
Stratford Municipal (YSA) | Stratford | ON | Fond Du Lac County to Stratford Municipal |
Marathon (YSP) | Marathon | ON | Fond Du Lac County to Marathon |
Wiarton (YVV) | Wiarton | ON | Fond Du Lac County to Wiarton |
London (YXU) | London | ON | Fond Du Lac County to London |
Wawa (YXZ) | Wawa | ON | Fond Du Lac County to Wawa |
Gore Bay Manitoulin (YZE) | Gore Bay | ON | Fond Du Lac County to Gore Bay Manitoulin |
Sarnia/Chris Hadfield (YZR) | Sarnia | ON | Fond Du Lac County to Sarnia/Chris Hadfield |