- Major W. Guth STOLportIdent: VT34Serves: Westminster
- Majors AirparkIdent: 2LS3Serves: Melville
- Majors AirportIdent: KGVTServes: Greenville
- Makeeff AirportIdent: 2ND2Serves: Mercer
- Malad City AirportIdent: KMLDServes: Malad City
- Malco AirportIdent: 2PN1Serves: Westfield
- Malcom Farm AirportIdent: US-0816Serves: Marlow
- Malden Regional AirportIdent: KMAWServes: Malden
- Malin AirportIdent: 4S7Serves: Malin
- Malina AirportIdent: MO31Serves: Rogersville
- Malinchak Private AirportIdent: 9PN8Serves: Carbondale
- Malinchak Private AirportIdent: US-0642Serves: Bristow
- Mallard Creek Ranch AirportIdent: 9ID6Serves: Elk City
- Mallards Landing AirportIdent: GA04Serves: Locust Grove
- Mallory AirportIdent: WV12Serves: South Charleston
- Mallory FieldIdent: 50GAServes: Valdosta
- Malnarick Park AirportIdent: US-12808Serves: Houston
- Malone AirfieldIdent: US-5154Serves: Matthews
- Malone AirportIdent: NJ61Serves: Frenchtown
- Malone Dufort AirportIdent: KMALServes: Malone
- Malone M-Bar Ranch AirportIdent: 4NE8Serves: Palisade
- Maloney AirportIdent: US-8966Serves: Tupelo
- Malta AirportIdent: KM75Serves: Malta
- Malvern Municipal AirportIdent: KM78Serves: Malvern
- Manatee Springs AirportIdent: 5FD0Serves: Old Town
- Manchester Municipal AirportIdent: KC27Serves: Manchester
- Mandan Municipal AirportIdent: KY19Serves: Mandan
- Mandyland AirportIdent: US-12763Serves: Floresville
- Mangham AirportIdent: TT57Serves: Mullin
- Manila AirportIdent: K40UServes: Manila
- Manila Municipal AirportIdent: KMXAServes: Manila
- Manistee County Blacker AirportIdent: KMBLServes: Manistee
- Manito Mitchell AirportIdent: C45Serves: Manito
- Manitou FieldIdent: 91NYServes: Spencerport
- Manitowish Waters AirportIdent: KD25Serves: Manitowish Waters
- Manitowoc County AirportIdent: KMTWServes: Manitowoc
- Mankato AirportIdent: KTKOServes: Mankato
- Mankato Regional AirportIdent: KMKTServes: Mankato
- Mankomen Lake AirportIdent: 4AK5Serves: Mankomen Lake
- Manley Hot Springs AirportIdent: PAMLServes: Manley Hot Springs
- Mann AirportIdent: 47INServes: Merom
- Mann AirportIdent: VG28Serves: Boykins
- Mann Ranch AirportIdent: 95COServes: Rye
- Manning FieldIdent: 6F7Serves: Jefferson
- Manning Personal AirstripIdent: VT10Serves: Bridport
- Manokotak AirportIdent: PAMBServes: Manokotak
- Manor Landing AirportIdent: 9PS8Serves: Gettysburg
- Manquin Flight Park UltralightportIdent: 04VGServes: Manquin
- Mans FieldIdent: US-9078Serves: Annapolis
- Mansfield AirportIdent: 8W3Serves: Mansfield
- Mansfield Municipal AirportIdent: K03BServes: Mansfield
- Mansfield Municipal AirportIdent: K1B9Serves: Mansfield
- Manti-Ephraim AirportIdent: K41UServes: Manti
- Manzanita AirportIdent: 6CL4Serves: Mariposa
- Manzano-Mountain Air Ranch AirportIdent: NM89Serves: Los Lunas
- Mapes Ranch AirportIdent: 5CL3Serves: Modesto
- Maple AirportIdent: MN69Serves: Maple Plain
- Maple Grove AirportIdent: 65GServes: Fowlerville
- Maple Hurst Farms AirportIdent: LL74Serves: Rochelle
- Maple Lake Municipal AirportIdent: KMGGServes: Maple Lake