About Great Falls International Airport
Great Falls International Airport (GTF) serves Great Falls and north-central Montana.
In our search over 29 November to 6 December 2026, Allegiant Air flies direct from Las Vegas and Phoenix Mesa; Alaska Airlines flies direct from Seattle, and one stop is available from Palm Springs and Santa Barbara. The fares below are dated.
Taxis, ride-hailing and rental cars connect the airport with downtown in about 10 minutes.
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Cheap Flights to Great Falls International Airport
Lowest one-way fares to Great Falls from popular departure cities
*All above fares are one way/round trip. Fares incl. all fuel surcharges, taxes & fees and our service fees. Displayed fares are subject to change and cannot be guaranteed at the time of booking. See all booking terms and conditions.
Cheapest Routes to Great Falls International Airport
Lowest one-way fares we found for 29 November to 6 December 2026 on direct and one-stop itineraries booked on a single ticket. Fares change often, so check your own dates.
| From | Airline | Stops | Duration | Date | Fare from |
|---|---|---|---|---|---|
| Las Vegas (LAS) | Allegiant Air | Direct | 2h 29m | 4 Dec | $65 |
| Phoenix Mesa (AZA) | Allegiant Air | Direct | 2h 42m | 3 Dec | $97 |
| Seattle (SEA) | Alaska Airlines | Direct | 1h 36m | 1 Dec | $139 |
| Palm Springs (PSP) | Alaska Airlines | 1 stop | 8h 11m | 4 Dec | $179 |
| Santa Barbara (SBA) | Alaska Airlines | 1 stop | 5h 2m | 3 Dec | $180 |
Airlines Flying to Great Falls International Airport
Carriers that showed up in our search for this airport
Allegiant Air
Allegiant Air flights to Great Falls International Airport appeared in our search from 2 cities, with one-way fares starting at $65 for 29 November to 6 December 2026.
Routes: Las Vegas (LAS), Phoenix Mesa (AZA)
Alaska Airlines
Alaska Airlines flights to Great Falls International Airport appeared in our search from 3 cities, with one-way fares starting at $139 for 29 November to 6 December 2026.
Routes: Seattle (SEA), Palm Springs (PSP), Santa Barbara (SBA)
Things to Do Near Great Falls International Airport
Highlights around Great Falls
Giant Springs
A large freshwater spring.
Lewis & Clark Interpretive Center
The expedition's history.
Charles M. Russell Museum
Western art.
Glacier National Park
About 2.5 hours away.
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Frequently Asked Questions
Everything you need to know about flying to Great Falls International Airport
Which airport serves Great Falls?
Great Falls International Airport (GTF) serves Great Falls, United States. It is about 5 km southwest of Great Falls, Montana.
Are there direct flights to Great Falls?
Yes. In our search over 29 November to 6 December 2026 we found direct flights from Las Vegas (Allegiant Air), Phoenix Mesa (Allegiant Air), Seattle (Alaska Airlines). Availability varies by date.
What is the cheapest way to fly to Great Falls?
The lowest fare we found was US$65 one-way, direct from Las Vegas on Allegiant Air, on 4 Dec 2026. Fares change often, so compare dates.
Do I need a visa to visit United States?
Citizens of many countries can enter the United States visa-free through the Visa Waiver Program with an approved ESTA; others need a visa. Check the rules for your passport before you travel.
What currency is used in Great Falls?
The United States uses the US dollar (USD).
