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Reference data only — not for flight planning or navigation. Verify with official sources (AIP, NOTAMs, ATC). Full disclaimer

Thompson Falls Airport (KTHM/THM) — Thompson Falls, United States

At a glance

Fuel
100LL
Tower
122.9
Runways
08/26
Elevation
2,467 ft

Times in UTC. Reference only: verify with the AIP and NOTAMs.

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71% Data Complete 37 of 52 points
Missing: Operations, Contacts
Section Breakdown
Basic Info 7/7
Runways 4/4
Frequencies 2/4
Operations 0/2
Fuel 1/1
Contacts 0/2
Additional Info 3/10
Data last updated:
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Basic Airport Information

  • ICAO: KTHM
  • Name: Thompson Falls Airport
  • Type: small_airport
  • Category: Domestic
  • Latitude: 47.573502
  • Longitude: -115.280998
  • Elevation: 2467 ft
  • Country: United States
  • Municipality: Thompson Falls
  • IATA Code: THM
  • FAA Code: N/A
  • FIR: N/A
  • Timezone: America/Denver
  • Distance from City: N/A km
  • VFR: Yes
  • IFR: No

Runways

Runway 08/26

  • Designation: 08/26
  • Dimensions: 1280x23m
  • Surface: ASP
  • PCN: N/A
  • Lighting: Lighted
  • NAVAIDs: N/A
  • Approach Types: N/A
  • Remarks: N/A

Frequencies

  • Tower: 122.900 MHz
  • Ground: N/A
  • Operations: 122.900 MHz
  • Traffic/Approach: N/A
  • ATIS: N/A

Operation Hours

Monday N/A
Tuesday N/A
Wednesday N/A
Thursday N/A
Friday N/A
Saturday N/A
Sunday N/A
  • Extra Hours On Request: Not recorded
  • Remarks: Unattended

Contacts

  • AIS Tel: N/A
  • ARO Tel: N/A
  • MET Tel: N/A
  • Admin Tel: +1 406-827-3519
  • Health Tel: N/A
  • Police Tel: N/A
  • Authorities Tel: N/A
  • Website: N/A
  • Remarks: N/A

Slots / PPR

  • Slot Required: Not recorded
  • PPR Required: Not recorded
  • PPR Contact: N/A
  • Remarks: N/A

Fuel Information

  • Fuel Type: 100LL
  • Price/L: N/A
  • Last Updated: N/A
  • Remarks: N/A

Immigration

  • Port of Entry: Not recorded
  • APIS Required: Not recorded
  • GAR Required: Not recorded
  • Remarks: N/A

Airport Services

No services listed for this airport yet.

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United States Permit Requirements

Fast Landing: 1d
  • Overflight Permit: No
  • Landing Permit: Conditional
  • Overflight Lead Time: N/A
  • Landing Lead Time: 60 minutes minimum (eAPIS manifest before departure); recommend 24-48 hours for CBP port notification
Private / GA Operations:

No permits required for private non-revenue flights. eAPIS manifest mandatory for all international arrivals/departures.

View Full United States Permit Details

Active NOTAMs

10/214
info
OBST TOWER LGT (ASR 1030250) 473420.30N1152148.30W (3.3NM W THM) 3256.9FT (186.0FT AGL) U/S
2026-10-23 19:16 UTC 2027-01-21 20:16 UTC
09/134
info
OBST TOWER LGT (ASR 1030250) 473420.30N1152148.30W (3.3NM W THM) 3256.9FT (186.0FT AGL) U/S
2026-09-18 15:21 UTC 2026-12-17 16:21 UTC
NOTAMs received from the FAA NOTAM feed (last message 2026-10-28 05:10 UTC). This list is built from the feed as NOTAMs are issued and is not checked against the FAA's full list: confirm with FAA NOTAM Search before flight.
View all NOTAMs on Map

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Airport History

No milestones recorded for Thompson Falls Airport yet. Know when it opened, who built it or a notable event? Add it with a source.

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Frequently Asked Questions
What is the tower frequency at KTHM?
The tower frequency at Thompson Falls Airport is 122.9 MHz.
What fuel is available at KTHM?
Thompson Falls Airport offers 100LL.
Does KTHM require landing permits?
It depends on the flight. No permits required for private non-revenue flights. eAPIS manifest mandatory for all international arrivals/departures. Permit details for United States
Where is KTHM located?
Thompson Falls Airport (KTHM) is located in Thompson Falls, United States.
What is the IATA code for KTHM?
The IATA code for Thompson Falls Airport is THM.
How long is the runway at KTHM?
The main runway at Thompson Falls Airport (08/26) measures 1280x23m.