Where is GTF airport?

GTF is a medium-sized airport in Great Falls, Montana, United States, at 47.4820, -111.3710, 1,122 m above sea level.

What time zone is GTF in?

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

How many passengers use GTF?

368,995 passengers in Aug 2025 – Jul 2026, according to the US Bureau of Transportation Statistics (scheduled flights).

AirportMiles

GTF — Great Falls International Airport

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Medium-sized airport in Great Falls, United States.

IATA code: GTF
ICAO code: KGTF
Size: medium; OurAirports class
Passengers: 368,995; Aug 2025 – Jul 2026
Nonstop routes: 12; With open traffic data
Time zone: UTC−7 / UTC−6; America/Denver
Elevation: 1,122 m; 3,681 ft
Runways: 3; Longest 3,201 m

Local time now: —

More codes: airport codes starting with G

About GTF

Great Falls International Airport is a medium-sized airport serving Great Falls, United States. 368,995 passengers used it in Aug 2025 – Jul 2026. Open traffic data shows 12 nonstop routes from GTF.

US BTS T-100. Sources

Busiest nonstop routes from GTF

Route	To	Distance	Passengers / year
GTF → DEN	Denver, United States	1,004 km	140,677
GTF → SLC	Salt Lake City, United States	745 km	119,895
GTF → SEA	Seattle, United States	824 km	44,606
GTF → AZA	Mesa, United States	1,574 km	28,185
GTF → LAS	Las Vegas, United States	1,304 km	27,128
GTF → MSP	Saint Paul, United States	1,427 km	4,613
GTF → ORD	Chicago, United States	1,948 km	3,245
GTF → BZN	Bozeman, United States	190 km	308
GTF → BNA	Nashville, United States	2,393 km	150
GTF → BIL	Billings, United States	285 km	145
GTF → BTM	Butte, United States	190 km	28
GTF → MSO	Missoula, United States	215 km	15

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 GTF

OO SkyWest Airlines · 2,887 flights
UA United Air Lines · 1,049 flights
QX Horizon Air · 516 flights
G4 Allegiant Air · 405 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: 88.9%; Within 15 minutes of schedule
Cancelled: 0.8%
Departures counted: 2,168; US domestic flights

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

Nearest airports

Code	Airport	Serves	Distance
HLN	Helena Regional Airport	Helena, United States	108 km
HVR	Havre City County Airport	Havre, United States	168 km
BZN	Bozeman Yellowstone International Airport	Bozeman, United States	190 km
BTM	Bert Mooney Airport	Butte, United States	190 km
MSO	Missoula Montana Airport	Missoula, United States	215 km

Distance from GTF to the major hubs

Route	To	Distance	Passengers / year
GTF → LHR	London, United Kingdom	7,223 km	—
GTF → DXB	Dubai, United Arab Emirates	11,841 km	—
GTF → CDG	Paris, France	7,570 km	—
GTF → FRA	Frankfurt, Germany	7,765 km	—
GTF → IST	Istanbul, Turkey	9,416 km	—
GTF → AMS	Amsterdam, Netherlands	7,399 km	—
GTF → JFK	New York, United States	3,074 km	—
GTF → ATL	Atlanta, United States	2,729 km	—
GTF → LAX	Los Angeles, United States	1,615 km	—
GTF → SIN	Singapore, Singapore	13,603 km	—
GTF → HND	Tokyo, Japan	8,412 km	—
GTF → DOH	Doha, Qatar	11,769 km	—

Runways

Runway	Length	Width	Surface	Lights
03/21	3,201 m	46 m	Asphalt	Yes
17/35	1,838 m	46 m	Asphalt	Yes
07/25	1,309 m	23 m	Asphalt	Yes

OurAirports (public domain). Sources

Location

Great Falls, Montana, United States · 47.4820, -111.3710

Map (OpenStreetMap) Wikipedia

Questions

Great Falls International Airport has the IATA code GTF and the ICAO code KGTF. Airlines and tickets use the three-letter IATA code; pilots and air traffic control use the four-letter ICAO code.

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