| Antrim County (ACB) | Bellaire | MI | Grand Marais Cook County to Antrim County |
| Albert Lea Municipal (AEL) | Albert Lea | MN | Grand Marais Cook County to Albert Lea Municipal |
| Amery Municipal (AHH) | Amery | WI | Grand Marais Cook County to Amery Municipal |
| Waterloo Regional (ALO) | Waterloo | IA | Grand Marais Cook County to Waterloo Regional |
| Alpena County Regional (APN) | Alpena | MI | Grand Marais Cook County to Alpena County Regional |
| Lakeland/Noble F. Lee Memorial Field (ARV) | Minocqua | WI | Grand Marais Cook County to Lakeland/Noble F. Lee Memorial Field |
| John F Kennedy Memorial (ASX) | Ashland | WI | Grand Marais Cook County to John F Kennedy Memorial |
| Appleton International (ATW) | Appleton | WI | Grand Marais Cook County to Appleton International |
| Watertown Regional (ATY) | Watertown | SD | Grand Marais Cook County to Watertown Regional |
| Austin Municipal (AUM) | Austin | MN | Grand Marais Cook County to Austin Municipal |
| Wausau Downtown (AUW) | Wausau | WI | Grand Marais Cook County to Wausau Downtown |
| Algona Municipal (AXG) | Algona | IA | Grand Marais Cook County to Algona Municipal |
| Chandler Field (AXN) | Alexandria | MN | Grand Marais Cook County to Chandler Field |
| Benson Municipal (BBB) | Benson | MN | Grand Marais Cook County to Benson Municipal |
| Baudette International (BDE) | Baudette | MN | Grand Marais Cook County to Baudette International |
| Bemidji Regional (BJI) | Bemidji | MN | Grand Marais Cook County to Bemidji Regional |
| Brookings Regional (BKX) | Brookings | SD | Grand Marais Cook County to Brookings Regional |
| Brainerd Lakes Regional (BRD) | Brainerd | MN | Grand Marais Cook County to Brainerd Lakes Regional |
| Wexford County (CAD) | Cadillac | MI | Grand Marais Cook County to Wexford County |
| Northeast Iowa Regional (CCY) | Charles City | IA | Grand Marais Cook County to Northeast Iowa Regional |
| Chippewa County International (CIU) | Sault Ste Marie | MI | Grand Marais Cook County to Chippewa County International |
| Crookston Municipal Kirkwood Field (CKN) | Crookston | MN | Grand Marais Cook County to Crookston Municipal Kirkwood Field |
| Clintonville Municipal (CLI) | Clintonville | WI | Grand Marais Cook County to Clintonville Municipal |
| Houghton County Memorial (CMX) | Hancock | MI | Grand Marais Cook County to Houghton County Memorial |
| Sparta/Fort Mccoy (CMY) | Sparta | WI | Grand Marais Cook County to Sparta/Fort Mccoy |
| Central Wisconsin (CWA) | Mosinee | WI | Grand Marais Cook County to Central Wisconsin |
| Dubuque Regional (DBQ) | Dubuque | IA | Grand Marais Cook County to Dubuque Regional |
| Decorah Municipal (DEH) | Decorah | IA | Grand Marais Cook County to Decorah Municipal |
| Duluth International (DLH) | Duluth | MN | Grand Marais Cook County to Duluth International |
| Drummond Island (DRE) | Drummond Island | MI | Grand Marais Cook County to Drummond Island |
| Detroit Lakes-Wething Field (DTL) | Detroit Lakes | MN | Grand Marais Cook County to Detroit Lakes-Wething Field |
| Devils Lake Regional (DVL) | Devils Lake | ND | Grand Marais Cook County to Devils Lake Regional |
| Chippewa Valley Regional (EAU) | Eau Claire | WI | Grand Marais Cook County to Chippewa Valley Regional |
| Eagle River Union (EGV) | Eagle River | WI | Grand Marais Cook County to Eagle River Union |
| Kenosha Regional (ENW) | Kenosha | WI | Grand Marais Cook County to Kenosha Regional |
| Delta County (ESC) | Escanaba | MI | Grand Marais Cook County to Delta County |
| Estherville Municipal (EST) | Estherville | IA | Grand Marais Cook County to Estherville Municipal |
| West Bend Municipal (ETB) | West Bend | WI | Grand Marais Cook County to West Bend Municipal |
| Eveleth-Virginia Municipal (EVM) | Eveleth | MN | Grand Marais Cook County to Eveleth-Virginia Municipal |
| Hector International Fargo (FAR) | Fargo | ND | Grand Marais Cook County to Hector International Fargo |
| Faribault Municipal (FBL) | Faribault | MN | Grand Marais Cook County to Faribault Municipal |
| Flying Cloud (FCM) | Minneapolis | MN | Grand Marais Cook County to Flying Cloud |
| Albertus (FEP) | Freeport | IL | Grand Marais Cook County to Albertus |
| Fergus Falls Municipal-Einar Mickelson Field (FFM) | Fergus Falls | MN | Grand Marais Cook County to Fergus Falls Municipal-Einar Mickelson Field |
| Fond Du Lac County (FLD) | Fond Du Lac | WI | Grand Marais Cook County to Fond Du Lac County |
| Fairmont Municipal (FRM) | Fairmont | MN | Grand Marais Cook County to Fairmont Municipal |
| Forest City Municipal (FXY) | Forest City | IA | Grand Marais Cook County to Forest City Municipal |
| Gladwin Zettel Memorial (GDW) | Gladwin | MI | Grand Marais Cook County to Gladwin Zettel Memorial |
| Grand Forks International (GFK) | Grand Forks | ND | Grand Marais Cook County to Grand Forks International |
| Gaylord Regional (GLR) | Gaylord | MI | Grand Marais Cook County to Gaylord Regional |
| Grand Rapids/Itasca County-Gordon Newstrom Field (GPZ) | Grand Rapids | MN | Grand Marais Cook County to Grand Rapids/Itasca County-Gordon Newstrom Field |
| Austin Straubel International (GRB) | Green Bay | WI | Grand Marais Cook County to Austin Straubel International |
| Grantsburg Muni (GTG) | Grantsburg | WI | Grand Marais Cook County to Grantsburg Muni |
| Range Regional (HIB) | Hibbing | MN | Grand Marais Cook County to Range Regional |
| Park Township (HLM) | Holland | MI | Grand Marais Cook County to Park Township |
| Hampton Municipal (HPT) | Hampton | IA | Grand Marais Cook County to Hampton Municipal |
| Roscommon County - Blodgett Memorial (HTL) | Houghton Lake | MI | Grand Marais Cook County to Roscommon County - Blodgett Memorial |
| Humboldt Municipal (HUD) | Humboldt | IA | Grand Marais Cook County to Humboldt Municipal |
| Sawyer County (HYR) | Hayward | WI | Grand Marais Cook County to Sawyer County |
| Iowa Falls Municipal (IFA) | Iowa Falls | IA | Grand Marais Cook County to Iowa Falls Municipal |
| Willmar Municipal/John L Rice Field (ILL) | Willmar | MN | Grand Marais Cook County to Willmar Municipal/John L Rice Field |
| Ford (IMT) | Iron Mountain | MI | Grand Marais Cook County to Ford |
| Falls Intl-Einarson Field (INL) | International Falls | MN | Grand Marais Cook County to Falls Intl-Einarson Field |
| Schoolcraft County (ISQ) | Manistique | MI | Grand Marais Cook County to Schoolcraft County |
| Alexander Field South Wood County (ISW) | Wisconsin Rapids | WI | Grand Marais Cook County to Alexander Field South Wood County |
| Gogebic-Iron County (IWD) | Ironwood | MI | Grand Marais Cook County to Gogebic-Iron County |
| Morden (JA3) | Morden | MB | Grand Marais Cook County to Morden |
| Steinbach (JB3) | Steinbach | MB | Grand Marais Cook County to Steinbach |
| Altona Municipal (JL6) | Altona | MB | Grand Marais Cook County to Altona Municipal |
| Jamestown Regional (JMS) | Jamestown | ND | Grand Marais Cook County to Jamestown Regional |
| Souther Wisconsin Regional (JVL) | Janesville | WI | Grand Marais Cook County to Souther Wisconsin Regional |
| Mason County (LDM) | Ludington | MI | Grand Marais Cook County to Mason County |
| Tri-County Regional (LNR) | Lone Rock | WI | Grand Marais Cook County to Tri-County Regional |
| La Crosse Regional (LSE) | La Crosse | WI | Grand Marais Cook County to La Crosse Regional |
| Ely Municipal (LYU) | Ely | MN | Grand Marais Cook County to Ely Municipal |
| Quentin Aanenson Field (LYV) | Luverne | MN | Grand Marais Cook County to Quentin Aanenson Field |
| Manistee County-Blacker (MBL) | Manistee | MI | Grand Marais Cook County to Manistee County-Blacker |
| Mackinac Island (MCD) | Mackinac Island | MI | Grand Marais Cook County to Mackinac Island |
| Mason City Municipal (MCW) | Mason City | IA | Grand Marais Cook County to Mason City Municipal |
| Taylor County (MDF) | Medford | WI | Grand Marais Cook County to Taylor County |
| Marshfield Municipal (MFI) | Marshfield | WI | Grand Marais Cook County to Marshfield Municipal |
| Crystal (MIC) | Minneapolis | MN | Grand Marais Cook County to Crystal |
| Jackson Municipal (MJQ) | Jackson | MN | Grand Marais Cook County to Jackson Municipal |
| Milwaukee General Mitchell International (MKE) | Milwaukee | WI | Grand Marais Cook County to Milwaukee General Mitchell International |
| Muskegon County (MKG) | Muskegon | MI | Grand Marais Cook County to Muskegon County |
| Mankato Regional (MKT) | Mankato | MN | Grand Marais Cook County to Mankato Regional |
| Southwest Minnesota Regional Marshall/Ryan Field (MML) | Marshall | MN | Grand Marais Cook County to Southwest Minnesota Regional Marshall/Ryan Field |
| Menominee-Marinette Twin County (MNM) | Menominee | MI | Grand Marais Cook County to Menominee-Marinette Twin County |
| Mount Pleasant Municipal (MOP) | Mount Pleasant | MI | Grand Marais Cook County to Mount Pleasant Municipal |
| Morris Municipal/Charlie Schmidt Field (MOX) | Morris | MN | Grand Marais Cook County to Morris Municipal/Charlie Schmidt Field |
| Sawyer International (MQT) | Marquette | MI | Grand Marais Cook County to Sawyer International |
| Truax Field/Dane County Regional (MSN) | Madison | WI | Grand Marais Cook County to Truax Field/Dane County Regional |
| Minneapolis St Paul International/Wold-Chamberlain (MSP) | Minneapolis | MN | Grand Marais Cook County to Minneapolis St Paul International/Wold-Chamberlain |
| Manitowoc County (MTW) | Manitowoc | WI | Grand Marais Cook County to Manitowoc County |
| Montevideo-Chippewa County (MVE) | Montevideo | MN | Grand Marais Cook County to Montevideo-Chippewa County |
| Lawrence J Timmerman (MWC) | Milwaukee | WI | Grand Marais Cook County to Lawrence J Timmerman |
| Windom Municipal (MWM) | Windom | MN | Grand Marais Cook County to Windom Municipal |
| Monticello Regional (MXO) | Monticello | IA | Grand Marais Cook County to Monticello Regional |
| Slayton Municipal (NSL) | Slayton | MN | Grand Marais Cook County to Slayton Municipal |
| L O Simenstad Municipal (OEO) | Osceola | WI | Grand Marais Cook County to L O Simenstad Municipal |
| Winona Municipal-Max Conrad Field (ONA) | Winona | MN | Grand Marais Cook County to Winona Municipal-Max Conrad Field |
| Oscoda-Wurtsmith (OSC) | Oscoda | MI | Grand Marais Cook County to Oscoda-Wurtsmith |
| Wittman Regional (OSH) | Oshkosh | WI | Grand Marais Cook County to Wittman Regional |
| Worthington Municipal (OTG) | Worthington | MN | Grand Marais Cook County to Worthington Municipal |
| Owatonna Degner Regional (OWA) | Owatonna | MN | Grand Marais Cook County to Owatonna Degner Regional |
| Prairie Du Chien Municipal (PCD) | Prairie Duchien | WI | Grand Marais Cook County to Prairie Du Chien Municipal |
| Park Rapids Municipal-Konshok Field (PKD) | Park Rapids | MN | Grand Marais Cook County to Park Rapids Municipal-Konshok Field |
| Park Falls Municipal (PKF) | Park Falls | WI | Grand Marais Cook County to Park Falls Municipal |
| Pellston Regional of Emmet County (PLN) | Pellston | MI | Grand Marais Cook County to Pellston Regional of Emmet County |
| Pembina Municipal (PMB) | Pembina | ND | Grand Marais Cook County to Pembina Municipal |
| Prentice Municipal (PRW) | Prentice | WI | Grand Marais Cook County to Prentice Municipal |
| Batten International (RAC) | Racine | WI | Grand Marais Cook County to Batten International |
| Nartron Field (RCT) | Reed City | MI | Grand Marais Cook County to Nartron Field |
| Chicago/Rockford International (RFD) | Rockford | IL | Grand Marais Cook County to Chicago/Rockford International |
| Rhinelander Oneida County (RHI) | Rhinelander | WI | Grand Marais Cook County to Rhinelander Oneida County |
| Rice Lake Regional - Carl's Field (RIE) | Rice Lake | WI | Grand Marais Cook County to Rice Lake Regional - Carl's Field |
| New Richmond Regional (RNH) | New Richmond | WI | Grand Marais Cook County to New Richmond Regional |
| Roseau Municipal/Rudy Billberg Field (ROX) | Roseau | MN | Grand Marais Cook County to Roseau Municipal/Rudy Billberg Field |
| Merrill Municipal (RRL) | Merrill | WI | Grand Marais Cook County to Merrill Municipal |
| Warroad International Memorial (RRT) | Warroad | MN | Grand Marais Cook County to Warroad International Memorial |
| Rochester International (RST) | Rochester | MN | Grand Marais Cook County to Rochester International |
| Spirit Lake Municipal (RTL) | Spirit Lake | IA | Grand Marais Cook County to Spirit Lake Municipal |
| Redwood Falls Municipal (RWF) | Redwood Falls | MN | Grand Marais Cook County to Redwood Falls Municipal |
| Sheboygan County Memorial (SBM) | Sheboygan | WI | Grand Marais Cook County to Sheboygan County Memorial |
| Spencer Municipal/Northwest Iowa Regional (SPW) | Spencer | IA | Grand Marais Cook County to Spencer Municipal/Northwest Iowa Regional |
| St Cloud Regional (STC) | St Cloud | MN | Grand Marais Cook County to St Cloud Regional |
| Stevens Point Municipal (STE) | Stevens Point | WI | Grand Marais Cook County to Stevens Point Municipal |
| St Paul Downtown Holman Field (STP) | St Paul | MN | Grand Marais Cook County to St Paul Downtown Holman Field |
| Door County Cherryland (SUE) | Sturgeon Bay | WI | Grand Marais Cook County to Door County Cherryland |
| Richard I Bong Memorial (SUW) | Superior | WI | Grand Marais Cook County to Richard I Bong Memorial |
| Britton Municipal (TTO) | Britton | SD | Grand Marais Cook County to Britton Municipal |
| Cherry Capital (TVC) | Traverse City | MI | Grand Marais Cook County to Cherry Capital |
| Thief River Falls Regional (TVF) | Thief River Falls | MN | Grand Marais Cook County to Thief River Falls Regional |
| Waukesha County (UES) | Waukesha | WI | Grand Marais Cook County to Waukesha County |
| Chicago/Waukegan Regional (UGN) | Chicago | IL | Grand Marais Cook County to Chicago/Waukegan Regional |
| Waukon Municipal Airport (UKN) | Waukon | IA | Grand Marais Cook County to Waukon Municipal Airport |
| New Ulm Municipal (ULM) | New Ulm | MN | Grand Marais Cook County to New Ulm Municipal |
| Dodge County (UNU) | Juneau | WI | Grand Marais Cook County to Dodge County |
| Harry Stern (WAH) | Wahpeton | ND | Grand Marais Cook County to Harry Stern |
| West Branch Community (WBK) | West Branch | MI | Grand Marais Cook County to West Branch Community |
| Roben-Hood (WBR) | Big Rapids | MI | Grand Marais Cook County to Roben-Hood |
| Grand Geneva Resort (XES) | Lake Geneva | WI | Grand Marais Cook County to Grand Geneva Resort |
| Fort Frances Municipal (YAG) | Fort Frances | ON | Grand Marais Cook County to Fort Frances Municipal |
| Sault Ste Marie (YAM) | Sault Ste Marie | ON | Grand Marais Cook County to Sault Ste Marie |
| Winnipeg/St Andrews (YAV) | Winnipeg | MB | Grand Marais Cook County to Winnipeg/St Andrews |
| Bar River (YEB) | Bar River | ON | Grand Marais Cook County to Bar River |
| Elliot Lake Municipal (YEL) | Elliot Lake | ON | Grand Marais Cook County to Elliot Lake Municipal |
| Gimli Industrial Park (YGM) | Gimli | MB | Grand Marais Cook County to Gimli Industrial Park |
| Geraldton/Greenstone Regional (YGQ) | Geraldton | ON | Grand Marais Cook County to Geraldton/Greenstone Regional |
| Dryden Regional (YHD) | Dryden | ON | Grand Marais Cook County to Dryden Regional |
| Hearst Rene Fontaine Municipal (YHF) | Hearst | ON | Grand Marais Cook County to Hearst Rene Fontaine Municipal |
| Hornepayne Municipal (YHN) | Hornepayne | ON | Grand Marais Cook County to Hornepayne Municipal |
| Atikokan Municipal (YIB) | Atikokan | ON | Grand Marais Cook County to Atikokan Municipal |
| Chapleau (YLD) | Chapleau | ON | Grand Marais Cook County to Chapleau |
| Manitouwadge Municipal (YMG) | Manitouwadge | ON | Grand Marais Cook County to Manitouwadge Municipal |
| Portage La Prairie/Southport (YPG) | Portage La Prairie | MB | Grand Marais Cook County to Portage La Prairie/Southport |
| Pickle Lake (YPL) | Pickle Lake | ON | Grand Marais Cook County to Pickle Lake |
| Kenora (YQK) | Kenora | ON | Grand Marais Cook County to Kenora |
| R Elmer Ruddick Nakina (YQN) | Nakina | ON | Grand Marais Cook County to R Elmer Ruddick Nakina |
| Thunder Bay (YQT) | Thunder Bay | ON | Grand Marais Cook County to Thunder Bay |
| Red Lake (YRL) | Red Lake | ON | Grand Marais Cook County to Red Lake |
| Marathon (YSP) | Marathon | ON | Grand Marais Cook County to Marathon |
| James Armstrong Richardson/Winnipeg International (YWG) | Winnipeg | MB | Grand Marais Cook County to James Armstrong Richardson/Winnipeg International |
| Sioux Lookout (YXL) | Sioux Lookout | ON | Grand Marais Cook County to Sioux Lookout |
| Wawa (YXZ) | Wawa | ON | Grand Marais Cook County to Wawa |
| Kapuskasing (YYU) | Kapuskasing | ON | Grand Marais Cook County to Kapuskasing |
| Armstrong (YYW) | Armstrong | ON | Grand Marais Cook County to Armstrong |
| Gore Bay Manitoulin (YZE) | Gore Bay | ON | Grand Marais Cook County to Gore Bay Manitoulin |
| Ignace Municipal (ZUC) | Ignace | ON | Grand Marais Cook County to Ignace Municipal |
