| MAA | Chennai/Madras - Meenambakam Airport |
| MAD | Madrid - Barajas Airport |
| MAF | Midland International Airport |
| MAH | Menorca Airport |
| MAM | Matamoros - General Servando Canales International Airport |
| MAN | Manchester Airport |
| MAO | Manaus - Eduardo Gomes Int´l Airport |
| MBA | Mombasa - Moi Int´l Airport |
| MBJ | Montego Bay - Sangster Airport |
| MBW | Moorabbin Airport |
| MBX | Maribor Aerodrom |
| MCI | Kansas City International Airport |
| MCM | Monaco Heliport |
| MCO | Orlando International Airport |
| MCT | Muscat-Seeb International Airport |
| MCV | Madrid - Cuatro Vientos Airport |
| MCW | Mason City Municipal Airport |
| MCZ | Maceio - Zumbi dos Palmares Airport |
| MDC | Manado - Sam Ratulangi Airport |
| MDE | Medellin - Jose Maria Cordova Airport |
| MDK | Mbandaka Airport |
| MDL | Mandalay International Airport |
| MDQ | Mar Del Plata International Airport |
| MDW | Chicago Midway Airport |
| MDZ | Mendoza - El Plumerillo Airport |
| MEB | Essendon Airport |
| MED | Madinah - Prince Mohammad Bin Abdulaziz Airport |
| MEI | Meridian Regional-Key Field Airport |
| MEL | Melbourne - Tullamarine Airport |
| MEM | Memphis International Airport |
| MES | Medan - Polonia Airport |
| MEX | Mexico-Benito Juarez Airport |
| MFE | McAllen - Miller International Airport |
| MFM | Macau International Airport |
| MFU | Mfuwe Airport |
| MGA | Managua International Airport (AIM) |
| MGL | Flughafen Düsseldorf - Mönchengladbach |
| MGQ | Mogadishu International Airport |
| MHQ | Mariehamn Airport |
| MHT | Manchester Airport |
| MIA | Miami International Airport |
| MID | Merida - Licenciado Manuel Crecencio Rejon Int´l Airport |
| MIK | Mikkeli City Airport |
| MIR | Monastir - Habib Bourguiba International Airport |
| MJT | Mitilini Airport |
| MJV | Murcia - San Javier Airport |
| MKC | Kansas City - Charles B Wheeler Downtown Airport |
| MKE | Milwaukee - General Mitchell Int´l Airport |
| MKY | Mackay Airport |
| MKZ | Melaka - Batu Berendam Airport |
| MLA | Malta Int´l Airport |
| MLB | Melbourne Int´l Airport |
| MLE | Male International Airport |
| MLH | Basel/Mulhouse Airport |
| MLN | Melilla Airport |
| MLZ | Melo - Aeropuerto Int´l de Cerro Largo |
| MME | Durham Tees Valley Airport |
| MMJ | Matsumoto Airport |
| MMK | Murmansk Airport |
| MMX | Malmö - Sturup Airport |
| MNI | Montserrat Airport |
| MNL | Manila - Ninoy Aquino Int´l Airport |
| MOB | Mobile Regional Airport |
| MOD | Modesto City County Airport |
| MOL | Molde Airport |
| MOT | Minot International Airport |
| MOZ | Moorea Airport |
| MPL | Montpellier - Mediterranée Aéroport |
| MPM | Maputo International Airport |
| MRS | Marseille/Provence Airport |
| MRU | Sir Seewoosagur Ramgoolam International Airport |
| MSE | Kent International Airport |
| MSJ | Misawa Airport |
| MSN | Dane County Regional Airport |
| MSO | Missoula Int´l - Johnson-Bell Field Airport |
| MSP | Minneapolis-St Paul Int´l Airport |
| MSQ | Minsk National Airport |
| MSR | Münster-Osnabrück International Airport |
| MST | Maastricht Aachen Airport |
| MSU | Maseru-Moshoeshoe 1 Airport |
| MSY | New Orleans - Louis Armstrong International Airport |
| MTH | Marathon Airport |
| MTS | Manzini - Matsapha Airport |
| MTY | Monterrey Airport |
| MUB | Maun Airport |
| MUC | Munich International Airport |
| MUD | Montevideo - Carrasco International Airport |
| MVB | Franceville - Mvengue Airport |
| MWH | Grant County International Airport |
| MXP | Milan - Malpensa Airport |
| MXX | Mora - Siljan Airport |
| MYY | Miri Airport |
| MZO | Manzanillo-Sierra Maestra Int´l Airport |
| MZR | Mazar I Sharif Airport |
| MZT | Mazatlan - General Rafael Buelna International Airport |
