Thompson Falls Airport
Daylight today(Jul 17, 2026, local time)
About 15h 32m of daylight. Civil twilight (dawn/dusk) approximates the FAA definition of night for logging and currency. Times are computed and approximate — verify with official sources.
About Thompson Falls Airport
Thompson Falls Airport is a county-owned, public-use airport located three nautical miles (6 km) southeast of the central business district of Thompson Falls, a city in Sanders County, Montana, United States. It is included in the National Plan of Integrated Airport Systems for 2011–2015, which categorized it as a general aviation airport.
Summary from Wikipedia licensed under CC BY-SA.
Live weather
KTHMLive departures & arrivals
Flight data by AeroDataBox. Times are estimates — not for navigation; confirm with the airline.
Where you can fly from here
Current scheduled routes & daily frequency by AeroDataBox. Approximate — confirm bookable schedules with the airline.
Map
Runway centrelines, navaids and overlapping airspace. Tiles © OpenStreetMap contributors. Reference only — not for navigation.
Runways (1)
| Runway | Length | Width | Surface | Lighting | Status |
|---|---|---|---|---|---|
| 08 / 26 | 4,200 ft / 1,280 m | 75 ft | Asp | Lighted | Open |
Radio frequencies (1)
| Type | Description | Frequency |
|---|---|---|
| CTAF | CTAF | 122.900 MHz |
Nearby airports
Great-circle distance and true bearing from Thompson Falls Airport.
Frequently asked questions
What is the ICAO code for Thompson Falls Airport?
The ICAO code for Thompson Falls Airport is KTHM, and its IATA code is THM.
Where is Thompson Falls Airport located?
Thompson Falls Airport is small airport located in Thompson Falls, United States, at an elevation of 2,467 ft (752 m).
How many runways does Thompson Falls Airport have?
Thompson Falls Airport has 1 runway, the longest being 4,200 ft / 1,280 m.
What time zone is Thompson Falls Airport in?
Thompson Falls Airport is in the America/Denver time zone (UTC-06:00).
What is the magnetic variation at Thompson Falls Airport?
The magnetic variation (declination) at Thompson Falls Airport is approximately 13.1° E, per the World Magnetic Model. Variation changes slowly over time — always use the current value charted for navigation.
What airports are near Thompson Falls Airport?
The nearest airport to Thompson Falls Airport is Pinehurst Ranch Airport (0MT7), about 7.2 nm to the nw, followed by Littlebear Airport and Craik Airport.
Is the information on this page suitable for flight planning?
No. Thompson Falls Airport data here is for reference and training only — not for navigation. Always consult official sources and current charts before any flight.