| Longest Runway: 3668' (Dirt) |
| ICAO | Distance | Airport Name | Longest RW | RW Surface | MAP |
|---|---|---|---|---|---|
| 5U3 | 6NM | Ennis-Big Sky | 4701FT | Asphalt | ![]() |
| MT22 | 18NM | Tezak's-Colterville-Spur Airport | 3400FT | Dirt | ![]() |
| 4MT3 | 20NM | Hollowtop Vista Airpark | 4000FT | Dirt | ![]() |
| 1MT0 | 25NM | Nine Quarter Circle Ranch Airport | 4000FT | Dirt | ![]() |
| 7S1 | 26NM | Twin Bridges | 4300FT | Asphalt | ![]() |
| 9S5 | 32NM | Three Forks | 5100FT | Asphalt | ![]() |
| KDLN | 35NM | Dillon Airport | 6500FT | Asphalt | ![]() |
| KBZN | 35NM | Gallatin Field | 9003FT | Asphalt | ![]() |
| MT41 | 35NM | Jefco Skypark Airport | 3800FT | Dirt | ![]() |
| MT47 | 41NM | Metzel Creek Airport | 4500FT | Dirt | ![]() |