| Name | Type | IATA | ICAO | City |
|---|---|---|---|---|
| Jerry Creek Airport | Small Airport | - | MT14 |
Wise River |
| Johny Creek Airport | Small Airport | - | 79MT |
Baker, |
| Jones Landing Airport | Small Airport | - | 05MT |
Belgrade |
| Jordan Airport | Small Airport | JDN | KJDN |
Jordan |
| Kalispell City Airport | Small Airport | - | KS27 |
Kalispell |
| Kalispell Regional Hospital Heliport | Heliport | - | MT28 |
Kalispell |
| Keiley Ranch Strip Airport | Closed Airport | - | US-1024 |
Avon |
| Keystone XL Whitewater Heliport | Closed Airport | - | US-1295 |
Whitewater |
| Kimp Airport | Small Airport | - | 0MT4 |
Hamilton |
| King Copters Heliport | Heliport | - | US-0586 |
Corvallis |
| Klapmeier Ranch Airport | Closed Airport | - | US-8942 |
Broadus |
| Klies Air Strip | Small Airport | - | MT43 |
Basin |
| Knox Ridge Airport | Small Airport | - | US-3025 |
Winifred |
| Kreikemeier Airport | Small Airport | - | 4MT1 |
Belgrade |
| Krinitt Helicopters Heliport | Heliport | - | 1MT1 |
Belgrade |
| Kruger Heliport | Heliport | - | 33MT |
West Glacier |
| Kyle Heliport | Heliport | - | 7MT5 |
Darby |
| Laird Ranch Airport | Small Airport | - | MT05 |
Ekalaka |
| Lakeside Airport | Small Airport | - | MT03 |
Lakeside |
| Lakeview Airport | Closed Airport | - | US-11755 |
Lima |
| Lammers Airport | Small Airport | - | 11MT |
Shawmut |
| Lander's Fork Ranch Airport | Small Airport | - | US-1026 |
Lincoln |
| Landing Pointe Airport | Small Airport | - | US-1193 |
Billings |
| Langhus Airstrip | Closed Airport | - | US-11742 |
Melville |
| Langton Airstrip | Small Airport | - | MT60 |
Polebridge |
| Lanning Ranch Airport | Small Airport | - | MT50 |
Alzada |
| Larner Field | Small Airport | - | MT93 |
Deer Lodge |
| Laurel Municipal Airport | Small Airport | - | K6S8 |
Laurel |
| Lavina Airport | Small Airport | - | 80S |
Lavina |
| Lee Metcalf National Wildlife Refuge Airport | Closed Airport | - | US-11762 |
Stevensville |
| Left Coulee Airport | Small Airport | - | US-4433 |
Winifred |
| Lewistown Municipal Airport | Medium Airport | LWT | KLWT |
Lewistown |
| Libby Airport | Small Airport | - | KS59 |
Libby |
| Libby Heliport | Closed Airport | - | US-11758 |
Libby |
| Liberty County Airport | Small Airport | - | KLTY |
Chester |
| Lime Creek Airport | Closed Airport | - | US-4078 |
Troy |
| Lincoln Airport | Small Airport | - | KS69 |
Lincoln |
| Lincolns Field | Small Airport | - | 12MT |
Hingham |
| Lindey's Landing West Seaplane Base | Seaplane Base | - | M35 |
Seeley Lake |
| Littlebear Airport | Small Airport | - | MT69 |
Thompson Falls |
| Livingston Healthcare Heliport | Heliport | - | 00MT |
Livingston |
| Livingston Memorial Hospital Heliport | Closed Airport | - | US-11763 |
Livingston |
| L M Clayton Airport | Medium Airport Scheduled | OLF | KOLF |
Wolf Point |
| Logan Health Conrad Heliport | Heliport | - | US-6048 |
Conrad |
| Logan Health Shelby Heliport | Heliport | - | US-6049 |
Shelby |
| Lohman Airport | Closed Airport | - | US-7391 |
Havre |
| Lone Hawk Airport | Small Airport | - | 0MT9 |
White Fish |
| Lonewood Meadows Airport | Closed Airport | - | US-9692 |
Helena |
| Lucier Ranch Airport | Small Airport | - | US-6436 |
Lewistown |
| M4 Strip | Small Airport | - | US-1985 |
East Helena |
| Mackay Ranch Airport | Small Airport | - | US-0107 |
Roscoe |
| Maddox Ranch Co Airport | Small Airport | - | 4U4 |
Chinook |
| Malmstrom Air Force Base | Heliport | GFA | KGFA |
Great Falls |
| Malta Airport | Small Airport | MLK | KM75 |
Malta |
| Malta Airport | Closed Airport | - | US-12500 |
- |
| Masonry Field | Small Airport | - | 93MT |
Bigfork |
| Matovich Airport | Small Airport | - | 08MT |
Grass Range |
| Matovich Ranch Airport | Closed Airport | - | US-6862 |
Mosby |
| Meadow Creek USFS Airport | Small Airport | - | 0S1 |
Hungry Horse |
| Metzel Creek Airport | Small Airport | - | MT47 |
Lakeview |
| Miles City Airport - Frank Wiley Field | Medium Airport | MLS | KMLS |
Miles City |
| Mineral County Airport | Small Airport | - | K9S4 |
Superior |
| Mineral County Hospital Heliport | Heliport | - | MT64 |
Superior |
| Mission Field | Medium Airport | LVM | KLVM |
Livingston |
| Missoula International Airport | Medium Airport Scheduled | MSO | KMSO |
Missoula |
| Missoula Unit Heliport | Heliport | - | MT44 |
Missoula |
| Missouri River Ranch Airport | Closed Airport | - | US-3042 |
Craig |
| Monger Airport | Closed Airport | - | US-11030 |
Bozeman |
| Montana ARNG Heliport | Closed Airport | - | US-0213 |
Billings |
| Montana ARNG Heliport | Closed Airport | - | US-12592 |
Billings |
| Montfort Ranch Airport | Small Airport | - | US-7154 |
Cameron |
| Moore Airport | Closed Airport | - | US-7387 |
Moore |
| Moose City Airport | Small Airport | - | US-3406 |
Polebridge |
| Moose Country Heliport | Heliport | - | US-1046 |
Rexford |
| Morgan Airport | Closed Airport | - | US-10768 |
Morgan |
| Morris Ranch Airport | Small Airport | - | US-8943 |
Biddle |
| Mountain Lakes Field | Closed Airport | - | US-10391 |
Helena |
| Mountainview Medical Center Heliport | Heliport | - | US-8363 |
White Sulphur Springs |
| Mower Field | Closed Airport | - | US-11768 |
Kalispell |
| N Bar Ranch Airport | Small Airport | - | 19MT |
Grass Range |
| Nelson Airport | Small Airport | - | MT58 |
Fort Peck |
| Nickels Ranch Airport | Closed Airport | - | US-9247 |
Nashua |
| Nine Mile Airport | Small Airport | - | MT52 |
Huson |
| Nine Quarter Circle Ranch Airport | Small Airport | - | 1MT0 |
Gallatin Gateway |
| Nistler Airport | Small Airport | - | 3MT6 |
Bozeman |
| Nistler Helena Airport | Small Airport | - | 30MT |
Helena |
| North Country Pad Heliport | Closed Airport | - | US-11771 |
Bigfork |
| Northern Rockies Medical Center Heliport | Heliport | - | US-6246 |
Cut Bank |
| North Fork Airport | Small Airport | - | US-5606 |
Polebridge |
| Nye Airport | Small Airport | - | US-7777 |
Nye |
| Oglesby Farms Inc Airport | Small Airport | - | MT87 |
Peerless |
| Old West Yellowstone Airport | Closed Airport | - | US-8451 |
West Yellowstone |
| Olfert Airport | Small Airport | - | MT04 |
Lustre |
| Opheim Airport | Small Airport | - | S00 |
Opheim |
| Ostlunds Airport | Small Airport | - | US-1251 |
Billings |
| Ottertail Lake Airport | Small Airport | - | US-1274 |
Three Forks |
| Ousel Falls Airport | Small Airport | - | MT94 |
Big Sky |
| Owen Bros Airport | Small Airport | - | MT01 |
Geraldine |
| Ox Bow Ranch Airport | Closed Airport | - | US-1040 |
Helena |
| Paint Creek Ranch Airport | Small Airport | - | 09MT |
Sula |