Cheap Flights from Great Falls International to Austin-Bergstrom

Compare Great Falls International to Austin-Bergstrom flight deals

Find the cheapest month or even day of the year to fly to Austin-Bergstrom

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Flight deals from Great Falls International to Austin-Bergstrom

Looking for a cheap last-minute deal or the best return flight from Great Falls International Airport to Austin-Bergstrom Airport? If you want to travel next month, return fares start from R 5,883. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Great Falls International to Austin-Bergstrom

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Great Falls International to Austin-Bergstrom flights are currently cheapest in May.

Great Falls International to Austin-Bergstrom: Alternative routes

Compare routes from Great Falls International to Austin below. You may find an airport to fly into that's cheaper, faster, or easier than Austin-Bergstrom.

Great Falls to Austin: Flight information

The things to know before you go.
Cheapest flight foundR 1,947
Cheapest month to flyMay

Finding cheap flights from Great Falls International to Austin-Bergstrom: Frequently asked questions

The best price we found for a return flight from Great Falls International to Austin-Bergstrom is R 5,883. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Great Falls International to Austin-Bergstrom. But we found flights with one or more stops from R 5,883.
As of April 2026, there are no flights flying from Great Falls International to Austin-Bergstrom.
The cheapest month to fly from Great Falls International to Austin-Bergstrom is usually May.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Great Falls International Airport to Austin-Bergstrom Airport on Thursday, 14 May 2026.
No airlines currently offer direct flights between Great Falls International Airport and Austin-Bergstrom Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Austin-Bergstrom but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Austin is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Allegiant Air offers the cheapest flight tickets to Austin-Bergstrom.

Flying from Great Falls International Airport (GTF) to Austin-Bergstrom International Airport (AUS): what you need to know

  • Austin is one hour ahead of Great Falls and is in the UTC-5 timezone.

  • For a stress-free journey, turn up at the airport two hours ahead of international flights and an hour before domestic departures. This ensures you have enough time to catch your GTF to AUS flight.

  • During popular months such as August, it's a good idea to get to the airport well in advance. Arrive two hours before a domestic departure and four hours ahead of international flights whenever you're flying during a high season in general.

  • If you want to include a stop along the way, simply uncheck 'Direct flights only' when searching for your ticket from Great Falls International Airport to Austin-Bergstrom International Airport. Here are the top stopovers between GTF and AUS:

    • Denver International Airport

    • Salt Lake City International Airport

    • Harry Reid Airport (formerly McCarran Airport)

How to find the cheapest flights from Great Falls International Airport (GTF) to Austin-Bergstrom International Airport (AUS)

  • Currently, R 1,947 is the lowest price we've found for a one-way Great Falls International Airport to Austin-Bergstrom International Airport flight. The best price for a return ticket is R 5,883. Remember that fares may change due to demand when booking.

  • It's usually best to book early if you want to find cheap tickets from GTF to AUS. That's because flight prices are based on demand, which tends to increase closer to the date of departure.

  • The 'Whole month' search tool shows you the cheapest flights from Great Falls International Airport to Austin-Bergstrom International Airport throughout the month. It's a good way to snap up a bargain if your trip dates are flexible.

  • Stay on top of deals for cheap flights from GTF to AUS by creating a Price Alert. You'll get an email or notification through the app when a special offer becomes available.

  • Find the ideal flight for you by using the filters. To see the 'Cheapest,' 'Fastest' or 'Best' flights from Great Falls International Airport to Austin-Bergstrom International Airport, use the 'Sort by' function. You can also filter by airline, departure and arrival times, and journey duration.

Handy information about Great Falls International Airport (GTF)

  • The address for GTF is 2800 Terminal Drive.

  • 83.48% of flights departing from Great Falls International Airport touch down at their destination on schedule. With its solid on-time performance, you're unlikely to be delayed when flying out of GTF.

  • Central Great Falls to Great Falls International Airport is approximately 8 kilometres. Depending on traffic, it'll take you about 10 minutes to get there if you're driving, ride-sharing or catching a cab.

  • Expect a journey time of roughly 4 hours on public transport.

  • Get your holiday off to a relaxed start by staying near GTF. Whether you've booked an early flight from Great Falls International Airport to Austin-Bergstrom International Airport or just don't want to be rushed, these hotels have you covered:

Arriving at Austin-Bergstrom International Airport (AUS)

Getting from Austin-Bergstrom International Airport (AUS) to central Austin

  • AUS is located at 3600 Presidential Blvd.

  • Austin-Bergstrom International Airport to the centre of Austin has a drive time of about 25 minutes. It's approximately 19 kilometres away.

  • It takes roughly 3 hours 25 minutes if you're travelling on public transport.

When to fly to Austin-Bergstrom International Airport (AUS)

  • The quietest month for a flight from Great Falls International Airport to Austin-Bergstrom International Airport is April, while July is the most popular. Pick the best time to go to Austin based on whether you prefer a faster pace or a more relaxed vibe.

  • When booking your flight from Great Falls International Airport to Austin-Bergstrom International Airport, think about the kind of weather you enjoy. August is the warmest month in Austin, with the temperature ranging from 23ºC (73ºF) to 41ºC (106ºF).

  • January sees average temperatures of between 3ºC (37ºF) and 19ºC (66ºF). Search for cheap tickets from GTF to AUS sometime around then if you like travelling in cooler conditions.

Explore more of United States

  • You've seen Austin, now it's time to discover other corners of United States. Travel about 241 kilometres east to Houston to check off its leading sights. From The Houston Museum of Natural Science to The Museum of Fine Arts, Houston, Beck Building and Hermann Park, you'll have a full itinerary ahead.

  • San Antonio is another essential stop in United States and is around 121 kilometres south-west of Austin. No journey is complete without dropping by The San Antonio River Walk, San Antonio Missions National Historical Park and San Fernando Cathedral.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.