- Maas AirstripIdent: 69LLServes: New Boston
- Mabee Ranch AirportIdent: 7TX5Serves: Midland
- MAC AirportIdent: NY23Serves: Mohawk
- Mac Crenshaw Memorial AirportIdent: KPRNServes: Greenville
- Mac's FieldIdent: 78FDServes: Homestead
- MacDill Air Force Base Auxiliary FieldIdent: KAGRServes: Avon Park
- Mach 1 Jet Port AirportIdent: US-5211Serves: Brandon
- Mach Personal StripIdent: VT20Serves: Pawlet
- Mach-O Acres AirportIdent: 98ORServes: Sheridan
- Machado Dusters AirportIdent: CA05Serves: Stratford
- Machias Valley AirportIdent: KMVMServes: Machias
- Machipongo International AirportIdent: 3VG2Serves: Machipongo
- Macho Grande AirportIdent: 41XSServes: Taylor
- Maci's LandingIdent: 16OHServes: Kingston
- Mackall Army Air FieldIdent: KHFFServes: Hoffman
- Mackay AirportIdent: KU62Serves: Mackay
- Mackay Bar AirportIdent: ID28Serves: Dixie
- MacKenzie Country AirparkIdent: 2AK0Serves: Point Mackenzie
- Mackie's AirportIdent: 2OA2Serves: Midland
- Mackinac County AirportIdent: K83DServes: St Ignace
- Mackinac Island AirportIdent: KMCDServes: Mackinac Island
- Macomb Municipal AirportIdent: KMQBServes: Macomb
- Macon County AirportIdent: K1A5Serves: Franklin
- Macon Downtown AirportIdent: KMACServes: Macon
- Macon Fowler Memorial AirportIdent: KK89Serves: Macon
- Macon Municipal AirportIdent: K20MServes: Macon
- Maddock Municipal AirportIdent: 6D3Serves: Maddock
- Maddox Ranch Co AirportIdent: 4U4Serves: Chinook
- Madeira AirparkIdent: TX91Serves: Garland
- Madera Municipal AirportIdent: KMAEServes: Madera
- Madi's Meadows AirportIdent: 20KYServes: Verona
- Madill Municipal AirportIdent: K1F4Serves: Madill
- Madison County AirportIdent: KUYFServes: London
- Madison County Executive Airport-Tom Sharp Jr FieldIdent: KMDQServes: Huntsville
- Madison Municipal AirportIdent: K52AServes: Madison
- Madison Municipal AirportIdent: KMDSServes: Madison
- Madison Regional AirportIdent: KIMSServes: Madison
- Madisonville Municipal AirportIdent: K51RServes: Madisonville
- Madisonville Regional AirportIdent: K2I0Serves: Madisonville
- Madras Municipal AirportIdent: KS33Serves: Madras
- Madsen AirportIdent: WY65Serves: Gillette
- Mag Drop AirportIdent: 20TAServes: Bells
- Maga FieldIdent: US-8480Serves: Wiggins
- Magee AirportIdent: 42TXServes: Wolfe City
- Magee AirportIdent: S77Serves: Cataldo
- Magee AirportIdent: TE87Serves: Portland
- Magee Creek AerodromeIdent: 82WNServes: Rice
- Magee Municipal AirportIdent: K17MServes: Magee
- Magennis Farm AirportIdent: 7MD1Serves: Federalsburg
- Maggies Farm LLC AirportIdent: WI76Serves: Jefferson
- Magic Reservoir AirportIdent: U93Serves: Hailey
- Magnolia AirparkIdent: LS77Serves: Slaughter
- Magnolia Municipal Airport / Ralph C Weiser FieldIdent: KAGOServes: Magnolia
- Mahogany Mtn. AirportIdent: 1JY2Serves: Silver Lake
- Mahoney Creek USFS AirportIdent: 0U3Serves: Challis
- Mahoning County Joint Vocational School AirportIdent: 7OH5Serves: Canfield
- Maidens AirportIdent: 89YServes: Williamston
- Maidment FieldIdent: 7MS3Serves: Coldwater
- Maine Prairie AirportIdent: 13CLServes: Dixon
- Major Gilbert Field AirportIdent: K4R5Serves: La Pointe