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AIRPORT

Great Falls International AirportKGTF / GTF

Great Falls International Airport serves Great Falls, Montana, United States. Its ICAO code is KGTF and its IATA code GTF. The longest of its 3 runways is 03/21, at 10,502 ft (3,201 m). The field is 3,680 ft (1,122 m) above sea level. Local time is America/Denver, UTC-7, or UTC-6 with daylight saving.

Published by Overfly · Airport data: OurAirports, · Last updated

ICAO
KGTF
IATA
GTF
LONGEST RUNWAY
10,502 ft
3,201 m · 03/21
ELEVATION
3,680 ft
1,122 m
TIME ZONE
UTC-7
America/Denver
POSITION
47.482°N
111.371°W

Runways

03/2110,502 ft · 3,201 mASP
17/356,030 ft · 1,838 mASP
07/254,294 ft · 1,309 mASP

Nearest airports

Questions people ask about Great Falls International Airport

How long is the runway at Great Falls International Airport?

The longest runway, 03/21, is 10,502 ft (3,201 m), surface ASP. Great Falls International Airport has 3 runways in all.

What is the elevation of Great Falls International Airport?

3,680 ft (1,122 m) above mean sea level.

What time zone is Great Falls International Airport in?

America/Denver: UTC-7, or UTC-6 with daylight saving.

What are the codes for Great Falls International Airport?

ICAO KGTF, IATA GTF. It serves Great Falls, United States.

How far can you fly from Great Falls?
Open the mapper with a 7,300 nm range ring around KGTF, then pick your own aircraft, add a route and check every leg.
Open KGTF in the mapper

For reference and planning interest. Not for operational flight planning. Runway and elevation data from OurAirports; check current charts and NOTAMs before any flight. © 2026 Overfly.Flights