Cheap Flights from St. Louis (STL) to Great Falls (GTF)

Popular airlines from St. Louis Lambert Intl. Airport (STL) to Great Falls, MT (GTF-Great Falls Intl.)

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Frequently asked questions

Is it cheaper to buy a plane ticket from Lambert Field to GTF last minute?
When it comes to booking your flights, it's always better to be prepared. While it's possible to pick up a deal on a STL to Great Falls Intl. Airport (GTF) flight at the last minute, tickets usually don't get cheaper as the date of departure nears. Based on flight pricing and demand studies in 2022, we have found that the sweet spot to book a domestic flight is between 28 – 35 days in advance. For international trips it's between three and four months.
What airports do you fly into for Great Falls from St. Louis?
Take off from St. Louis to Great Falls and arrive at Great Falls Intl. Airport (GTF). This terminal is around 6 kilometers west of the center of Great Falls. Begin your urban adventure with an excursion to University of Providence and Montana ExpoPark, just two of Great Falls's leading attractions.
Can I change the date of my flight from Lambert Field to GTF?
You can make changes to your STL to Great Falls Intl. Airport (GTF) trip via the Expedia Trips portal. But before doing so, read over the ticket rules in your itinerary to see what the airline will let you do and what fees apply for changes. Some airlines have a change fee per person, plus any difference in fare prices. However, if you booked in the last 24 hours, you may be able to cancel for free and arrange new flights. You can also stop by our Customer Service portal for further details and to connect with our Virtual Agent.

Travel information

Origin airport
Lambert-St. Louis Intl.
Destination airport
Great Falls Intl.
Distance
1940 km

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