Port name - airport
| Type | Name | Country |
| Airport | MINNEAPOLIS (MSP) | USA |
| Airport | MINOT (MOT) | USA |
| Airport | SAN FRANCISCO (SFO) | USA |
| Airport | MISSOULA (MSO) | USA |
| Airport | SAN DIEGO (SAN) | USA |
| Airport | MOAB (CNY) | USA |
| Airport | SAN ANTONIO (SAT) | USA |
| Airport | MOBILE (MOB) | USA |
| Airport | MODESTO (MOD) | USA |
| Airport | SAN ANGELO (SJT) | USA |
| Airport | MOLINE (MLI) | USA |
| Airport | SALT LAKE CITY (SLC) | USA |
| Airport | SALISBURY (SBY) | USA |
| Airport | MONROE (MLU) | USA |
| Airport | MONTEREY / CARMEL (MRY) | USA |
| Airport | SALINA (SLN) | USA |
| Airport | MONTGOMERY (MGM) | USA |
| Airport | MONTROSE (MTJ) | USA |
| Airport | SAINT GEORGE (SGU) | USA |
| Airport | MORGANTOWN (MGW) | USA |