Michigan
Hancock/Calumet: Houghton County Memorial Airport
Iron Mountain: Ford Airport
Marquette: Sawyer International Airport
Sault Ste. Marie: Chippewa County International Airport
Ironwood: Gogebic-Iron County Airport
Newberry: Luce County Airport
Ontonagon: Ontonagon County Airport
St. Ignace: Mackinac County Airport
Baraga: Baraga Airport
Grand Marais: Burt Township Airport
Munising: Hanley Field
Minnesota
Duluth: Duluth International Airport; Sky Harbor Airport
Hibbing: Range Regional Airport
International Falls: Falls International Airport
Cloquet: Cloquet/Carlton County Airport
Cook: Cook Municipal Airport
Eveleth: Eveleth/Virginia Municipal Airport
Grand Marais: Grand Marais-Cook County Airport
Grand Rapids: Grand Rapids-Itasca County Airport
Moose Lake: Moose Lake-Carlton County Airport
Orr: Orr Regional Airport
Silver Bay: Wayne Johnson Silver Bay Municipal Airport
Tower: Tower Municipal Airport
Two Harbors: Richard B. Helgeson Airport
Littlefork: Littlefork Municipal Hanover Airport
Ontario
Armstrong: Armstrong Airport
Atikokan: Atikokan Municipal Airport
Kakabeka Falls: Kakabeka Falls Airport
Marathon: Hospital heliport, aerodrome
Nipigon: Hospital heliport
Rainy River: Water aerodrome
Sault Ste. Marie: Sault Ste. Marie Airport
Thunder Bay: Thunder Bay International Airport
White River: Water aerodrome
Wisconsin
Ashland: John F. Kennedy Memorial Airport
Cable: Cable Union Airport
Eagle River: Eagle River Union Airport
Hayward: Sawyer County Airport
La Pointe: Major Gilbert Field, Madeline Island Airport
Solon Springs: Solon Springs Municipal Airport
Superior: Richard I. Bong Airport
Iron River: Bayfield County Airport
Spooner: Nest of Eagles Airport