Distance From Great Falls International Airport to Austin Bergstrom International Airport, GTF - AUS Distance

The distance from Great Falls International Airport (GTF) to Austin Bergstrom International Airport (AUS) is 1399 miles or 2252 kilometers or 1215 nautical miles.

The distance shown below is direct flight distance between airports. Straight-line distance does not account for the surface between the two points. It is the distance a bird or airplane would travel between the two points when flying above the surface. The straight line distance is the direct route between two points, regardless of whether or not there are roads that connect them.

---

How long does it take to travel from Great Falls ( United States ) to Austin ( United States )?

A one-way nonstop (direct) flight between Great Falls and Austin takes around 3 hours 13 minutes.

Estimated flight time from Great Falls International Airport, Great Falls, United States to Austin Bergstrom International Airport, Austin, United States is 3 hours 13 minutes under avarage conditions. Your actual flying time may vary depending on wind direction/speed or weather conditions. This calculation does not include the departure and landing times of the aircraft. In addition, it does not cover the person identity check, ticket check-in and baggage collection times at the airport.

Travel Distance Between the Airports • GTF - AUS

Kilometers		2252 km
Statute Miles		1399 miles
Nautical Miles		1215 nm
Avg. Time of Flight		3 hours 13 minutes

Great Falls International Airport to Austin Bergstrom International Airport Flight Route Map - GTF to AUS Flight Path

Location of Great Falls International Airport & Austin Bergstrom International Airport is given below.
Click the map to view Great Falls to Austin nonstop flight path and travel direction.

Click to see flight route on Google Map between Great Falls, United States and Austin, United States. .

Nonstop flight route between Great Falls, United States and Austin, United States.

Time Difference Between the Airports • GTF - AUS

Time difference between Great Falls (United States) and Austin (United States) is 0 Hours.

Location	Local Time
Great Falls (United States)	2026-08-08, 07:40:04 MDT
Austin (United States)	2026-08-08, 07:40:04 MDT

Why should you arrive 3 hours before international flight? Flyers who are traveling to an international destination should arrive at the airport earlier than domestic flyers. This is because international flights can have additional check-in requirements, like passport verification, that need to be completed before you receive your boarding pass.

Origin

Great Falls International Airport (GTF / KGTF) Great Falls, United States

Destination

Austin Bergstrom International Airport (AUS / KAUS) Austin, United States