Where is BTM airport?

BTM is a medium-sized airport in Butte, Montana, United States, at 45.9548, -112.4970, 1,692 m above sea level.

What time zone is BTM in?

BTM is in the America/Denver time zone, UTC−7 / UTC−6 (winter / summer).

How many passengers use BTM?

47,248 passengers in Aug 2025 – Jul 2026, according to the US Bureau of Transportation Statistics (scheduled flights).

Bert Mooney Airport opened in 1926.

AirportMiles

BTM — Bert Mooney Airport

Flights on Google Skyscanner

Medium-sized airport in Butte, United States.

IATA code: BTM
ICAO code: KBTM
Size: medium; OurAirports class
Passengers: 47,248; Aug 2025 – Jul 2026
Nonstop routes: 5; With open traffic data
Time zone: UTC−7 / UTC−6; America/Denver
Elevation: 1,692 m; 5,551 ft
Runways: 2; Longest 2,743 m

Local time now: —

More codes: airport codes starting with B

About BTM

Bert Mooney Airport is a medium-sized airport serving Butte, United States. It opened in 1926. 47,248 passengers used it in Aug 2025 – Jul 2026. Open traffic data shows 5 nonstop routes from BTM.

Wikidata (CC0) · US BTS T-100. Sources

Busiest nonstop routes from BTM

Route	To	Distance	Passengers / year
BTM → DEN	Denver, United States	930 km	25,528
BTM → SLC	Salt Lake City, United States	575 km	21,636
BTM → TWF	Twin Falls, United States	417 km	40
BTM → GTF	Great Falls, United States	190 km	28
BTM → IDA	Idaho Falls, United States	273 km	16

Passengers on the route, both directions, over the period of each source: US DOT / BTS T-100 (Aug 2025 – Jul 2026) for routes touching the US, Eurostat (2024) for routes reported by European airports. Routes outside these are not counted.

Airlines at BTM

OO SkyWest Airlines · 1,454 flights

Departures and arrivals on scheduled passenger flights, Aug 2025 – Jul 2026. U.S. DOT, Bureau of Transportation Statistics, T-100 Segment. Sources

Punctuality

Departures on time: 89.2%; Within 15 minutes of schedule
Cancelled: 0.4%
Departures counted: 726; US domestic flights

US domestic flights of the larger US airlines, Aug 2025 – Jul 2026. BTS Reporting Carrier On-Time Performance. Sources

Airports within 150 km

Code	Airport	Serves	Distance
HLN	Helena Regional Airport	Helena, United States	83 km
BZN	Bozeman Yellowstone International Airport	Bozeman, United States	106 km
SMN	Lemhi County Airport	Salmon, United States	142 km

Distance from BTM to the major hubs

Route	To	Distance	Passengers / year
BTM → LHR	London, United Kingdom	7,409 km	—
BTM → DXB	Dubai, United Arab Emirates	12,025 km	—
BTM → CDG	Paris, France	7,756 km	—
BTM → FRA	Frankfurt, Germany	7,952 km	—
BTM → IST	Istanbul, Turkey	9,606 km	—
BTM → AMS	Amsterdam, Netherlands	7,587 km	—
BTM → JFK	New York, United States	3,165 km	—
BTM → ATL	Atlanta, United States	2,745 km	—
BTM → LAX	Los Angeles, United States	1,425 km	—
BTM → SIN	Singapore, Singapore	13,666 km	—
BTM → HND	Tokyo, Japan	8,446 km	—
BTM → DOH	Doha, Qatar	11,955 km	—

Runways

Runway	Length	Width	Surface	Lights
15/33	2,743 m	46 m	Asphalt	Yes
12/30	1,554 m	23 m	Asphalt	Yes

OurAirports (public domain). Sources

Location

Butte, Montana, United States · 45.9548, -112.4970

Map (OpenStreetMap) Wikipedia

Questions

Bert Mooney Airport has the IATA code BTM and the ICAO code KBTM. Airlines and tickets use the three-letter IATA code; pilots and air traffic control use the four-letter ICAO code.

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