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Thompson Falls Airport (THM)

Thompson Falls, United States · small airport · 47.574° -115.281° ·
Airport Information
IATA CodeTHM
ICAO CodeKTHM
Typesmall airport
NameThompson Falls Airport
MunicipalityThompson Falls
CountryUnited States
ContinentNA
Latitude47.574° N
Longitude-115.281° W
Elevation2467 ft
Climate ZoneTemperate
Scheduled ServiceYes
Score50
Local TimeLoading...
Country & Timezone Info
CountryUnited States
ISO Code
RegionThompson Falls
Continent CodeNA
IANA TimezoneAmerica/New_York
UTC Offset (Standard)UTC-5
DST OffsetUTC-4
Current Offset--

🌬 Best Time to Fly

Recommended: May – September
Pleasant temperatures across most regions
Loading season...
Spring: Mar–MaySummer: Jun–AugAutumn: Sep–NovWinter: Dec–Feb

✈ Airlines Serving THM

AA — American AirlinesDL — Delta Air LinesUA — United AirlinesWN — Southwest AirlinesAS — Alaska AirlinesB6 — JetBlueAC — Air Canada

🌡 Climate — Temperate (47.6°N)

Jan
8°
0°
Feb
10°
1°
Mar
13°
4°
Apr
17°
7°
May
21°
11°
Jun
26°
15°
Jul
28°
17°
Aug
27°
16°
Sep
23°
13°
Oct
18°
9°
Nov
12°
5°
Dec
9°
1°
* Approximate average temperatures by month based on temperate latitude zone

✨ AI-Enhanced Insights

Thompson Falls Airport (THM/KTHM) is a public general-aviation airport about a mile southwest of Thompson Falls, Montana, in the Clark Fork River valley. It serves private pilots, recreational flyers, and emergency access for Sanders County, with no scheduled airline service. The field sits between the Cabinet Mountains and the river, making it a scenic but weather-aware stop in northwest Montana.

💡 Local Tip
Frequent visitors watch for deer and other wildlife near the runway and approach paths, especially at dawn and dusk, and plan departures for the cooler morning air when density altitude and afternoon valley winds can affect small aircraft.
🚖 Getting There

The airport is a short drive from downtown Thompson Falls via Montana Highway 200 and local roads; there is no public transit or scheduled shuttle. Rental cars, taxis, and ride-hailing are very limited, so arrange a pickup or rental in advance. Parking is typically free and convenient for pilots and passengers.

❓ Frequently Asked Questions
Q: What airlines serve Thompson Falls Airport?
A: No commercial airlines serve THM; it is a general-aviation airport for private and charter aircraft.

Q: What facilities are available at KTHM?
A: Expect a small, minimally staffed field with a paved runway, tie-downs, and possibly self-service 100LL fuel. Services and hours can vary, so confirm before arrival.

Q: How far is the airport from downtown Thompson Falls?
A: It is roughly 1–2 miles southwest of downtown, a short drive via local roads. Walking may be possible but is not ideal with luggage.

Q: What is the runway like?
A: Thompson Falls has a paved runway of approximately 4,200 feet. Check current charts and NOTAMs for exact dimensions, conditions, and any closures.
AI-generated content · Generated Oct 1, 2026 · deepseek-v4.1-flash

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