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Cheap flights from St. Louis to Great Falls from $292

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Great Falls departing on 7/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
From?
To?
Th. 5 6/13
Th. 5 6/20

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Easily compare round-trip flights from St. Louis to Great Falls

Below you can see the best fares for your round-trip flight route over the next six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from St. Louis to Great Falls by changing tabs
Alaska Airlines
Jul 16
STL7:32 pmLambert-St Louis
29h 27m
1 stop
GTF11:59 pmGreat Falls
Jul 23
GTF4:11 pmGreat Falls
6h 48m
1 stop
STL11:59 pmLambert-St Louis
United Airlines
Jul 9
STL5:30 pmLambert-St Louis
20h 48m
2 stops
GTF1:18 pmGreat Falls
Jul 16
GTF7:00 amGreat Falls
14h 11m
1 stop
STL10:11 pmLambert-St Louis
Delta
Jul 19
STL6:01 pmLambert-St Louis
6h 17m
1 stop
GTF11:18 pmGreat Falls
Aug 2
GTF6:15 pmGreat Falls
5h 40m
1 stop
STL12:55 amLambert-St Louis
United Airlines
Jul 9
STL1:45 pmLambert-St Louis
8h 33m
1 stop
GTF9:18 pmGreat Falls
Jul 16
GTF7:00 amGreat Falls
14h 11m
1 stop
STL10:11 pmLambert-St Louis
Alaska Airlines
Jul 23
STL7:00 amLambert-St Louis
17h 59m
1 stop
GTF11:59 pmGreat Falls
Jul 31
GTF4:11 pmGreat Falls
25h 21m
1 stop
STL6:32 pmLambert-St Louis
United Airlines
Jul 23
STL1:45 pmLambert-St Louis
8h 33m
1 stop
GTF9:18 pmGreat Falls
Aug 2
GTF2:15 pmGreat Falls
23h 21m
2 stops
STL2:36 pmLambert-St Louis

Find the cheapest one-way flights from St. Louis to Great Falls

If you're looking for one-way flights from St. Louis to Great Falls, view some of our deals below provided by Alaska Airlines, Delta and United Airlines
Alaska Airlines
Jul 8
STL7:32 pmLambert-St Louis
29h 27m
1 stop
GTF11:59 pmGreat Falls
Delta
Aug 8
STL5:58 pmLambert-St Louis
6h 19m
1 stop
GTF11:17 pmGreat Falls
United Airlines
Jul 8
STL5:03 pmLambert-St Louis
21h 15m
3 stops
GTF1:18 pmGreat Falls

Alaska Airlines flights from St. Louis to Great Falls

Our best Alaska Airlines deals on St. Louis to Great Falls flight tickets
Alaska Airlines
Jul 16
STL7:32 pmLambert-St Louis
29h 27m
1 stop
GTF11:59 pmGreat Falls
Jul 23
GTF4:11 pmGreat Falls
6h 48m
1 stop
STL11:59 pmLambert-St Louis
Alaska Airlines
Jul 23
STL7:00 amLambert-St Louis
17h 59m
1 stop
GTF11:59 pmGreat Falls
Jul 31
GTF4:11 pmGreat Falls
25h 21m
1 stop
STL6:32 pmLambert-St Louis

United Airlines flights from St. Louis to Great Falls

Our best United Airlines deals on St. Louis to Great Falls flight tickets
United Airlines
Jul 9
STL5:30 pmLambert-St Louis
20h 48m
2 stops
GTF1:18 pmGreat Falls
Jul 16
GTF7:00 amGreat Falls
14h 11m
1 stop
STL10:11 pmLambert-St Louis
United Airlines
Jul 9
STL1:45 pmLambert-St Louis
8h 33m
1 stop
GTF9:18 pmGreat Falls
Jul 16
GTF7:00 amGreat Falls
14h 11m
1 stop
STL10:11 pmLambert-St Louis
United Airlines
Jul 23
STL1:45 pmLambert-St Louis
8h 33m
1 stop
GTF9:18 pmGreat Falls
Aug 2
GTF2:15 pmGreat Falls
23h 21m
2 stops
STL2:36 pmLambert-St Louis

How to get the cheapest flight ticket from St. Louis to Great Falls

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly from St. Louis to Great Falls?

September. The cheapest time of year to fly to Great Falls from St. Louis is September. Most expensive is November

What is the cheapest day to depart St. Louis for Great Falls?

Friday. The cheapest day of the week is typically Friday. The most expensive is typically Sunday

When is the cheapest time to fly from St. Louis to Great Falls?

In the morning. St. Louis to Great Falls flights are approximately 26% more expensive in the afternoon than in the morning

What is the cheapest airline that flies to Great Falls from St. Louis?

United Airlines. Delta and United Airlines are the most popular carriers operating from St. Louis to Great Falls

What is the cheapest St. Louis to Great Falls flight route?

Lambert-St Louis - Great Falls. Fly from Lambert-St Louis to Great Falls for the best St. Louis - Great Falls flight prices

Cheap St. Louis to Great Falls (STL to GTF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Great Falls

Best Price Found

$292

Fastest flight time

6h 17m

Direct flights

None

Airports in Great Falls

1 airport
The best one-way flight to Great Falls from St. Louis in the past 72 hours is $292. The best round-trip flight deal from St. Louis to Great Falls found on momondo in the last 72 hours is $522.
The fastest flight from St. Louis to Great Falls takes 6h 17m
There are no direct flights from St. Louis to Great Falls. Popular non-direct route for this connection is Lambert-St Louis Airport - Great Falls Airport.
There is 1 airport near Great Falls: Great Falls (GTF)

  • How far is Lambert-St Louis to Great Falls by plane?

    The distance between Lambert-St Louis and Great Falls is about 1222.4 mi. A reasonable flight in good conditions will take 6h 17m.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Great Falls Airport?

    Prices for flights from Lambert-St Louis Airport to Great Falls Airport refresh daily.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Great Falls Airport?

  • How old do you have to be to fly from Lambert-St Louis Airport to Great Falls Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Lambert-St Louis Airport to Great Falls Airport.

  • What documentation or ID do you need to fly to Great Falls Airport?

    The necessary travel and health documents for your Great Falls Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.


Best airlines flying from St. Louis to Great Falls

Compare and see reviews for airlines that fly from St. Louis to Great Falls with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $305Free CancellationRating
7.4
10,680 reviews
Search United Airlines flights
DeltaPriceFrom $373Free CancellationRating
8.0
10,310 reviews
Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Great Falls?

It is quick and easy to find St. Louis to Great Falls flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Great Falls that suits you.

Can I find flights from St. Louis to Great Falls with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for St. Louis to Great Falls flights to just show those with flexible booking policies.

How can momondo help me find flights from St. Louis to Great Falls?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Great Falls from St. Louis.

I’m not ready to book a flight from St. Louis to Great Falls right now. Can momondo alert me if prices change?

If you are not ready to book a flight from St. Louis to Great Falls now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Great Falls and let you know when they change.


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1 adult
From?
To?
Th. 5 6/13
Th. 5 6/20
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