What is the cheapest airline that flies from Great Falls to Missouri?

Delta and United Airlines are the most popular carriers operating from Great Falls to Missouri

When did momondo last update prices for flights from Great Falls Airport to Missouri?

Prices for flights from Great Falls Airport to Missouri refresh daily.

How many operators does momondo search for flights from Great Falls Airport to Missouri?

As of October 2026, there are 2 operators available to choose from for flights from Great Falls Airport to Missouri.

How old do you have to be to fly from Great Falls Airport to Missouri?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Great Falls Airport to Missouri.

What documentation or ID do you need to fly to Missouri?

The required travel and health documents for your Missouri trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Missouri. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$313 Cheap Flights from Great Falls to Missouri in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Great Falls to Missouri

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:30 am - 12:30 pmGTF Great Falls-MCI Kansas City

5h 00m1 stop Denver Intl

8:45 am - 1:49 pmMCI Kansas City-GTF Great Falls

6h 04m1 stop Denver Intl

$338United Airlines

Sat, Dec 5 - Wed, Dec 9

6:30 am - 12:28 pmGTF Great Falls-MCI Kansas City

4h 58m1 stop Denver Intl

5:20 pm - 9:38 pmMCI Kansas City-GTF Great Falls

5h 18m1 stop Denver Intl

$338United Airlines

Sat, Oct 31 - Sat, Nov 7

6:30 am - 12:30 pmGTF Great Falls-MCI Kansas City

5h 00m1 stop Denver Intl

11:27 am - 9:13 pmMCI Kansas City-GTF Great Falls

10h 46m2 stops Chicago O'Hare Intl Denver Intl

$344United Airlines

Sat, Dec 5 - Wed, Dec 9

2:45 pm - 8:47 pmGTF Great Falls-MCI Kansas City

5h 02m1 stop Denver Intl

11:22 am - 9:38 pmMCI Kansas City-GTF Great Falls

11h 16m2 stops Chicago O'Hare Intl Denver Intl

$344United Airlines

Sat, Oct 31 - Sat, Nov 7

6:27 pm - 12:44 amGTF Great Falls-STL Lambert-St Louis

5h 17m1 stop Salt Lake City

7:45 am - 12:38 pmSTL Lambert-St Louis-GTF Great Falls

5h 53m1 stop Salt Lake City

$348Delta

Mon, Oct 26 - Sat, Oct 31

6:27 pm - 12:44 amGTF Great Falls-STL Lambert-St Louis

5h 17m1 stop Salt Lake City

5:00 pm - 10:30 pmSTL Lambert-St Louis-GTF Great Falls

6h 30m1 stop Salt Lake City

$348Delta

Thu, Oct 22 - Mon, Nov 2

6:27 pm - 12:44 amGTF Great Falls-STL Lambert-St Louis

5h 17m1 stop Salt Lake City

7:45 am - 12:38 pmSTL Lambert-St Louis-GTF Great Falls

5h 53m1 stop Salt Lake City

$348Delta

Thu, Oct 22 - Fri, Oct 30

6:27 pm - 12:44 amGTF Great Falls-STL Lambert-St Louis

5h 17m1 stop Salt Lake City

7:45 am - 12:38 pmSTL Lambert-St Louis-GTF Great Falls

5h 53m1 stop Salt Lake City

$348Delta

Thu, Oct 22 - Sat, Oct 31

5:15 pm - 5:18 pmGTF Great Falls-MCI Kansas City

23h 03m2 stops Seattle/Tacoma Intl Portland

6:14 pm - 4:35 pmMCI Kansas City-GTF Great Falls

23h 21m2 stops Portland Seattle/Tacoma Intl

$1,399Alaska Airlines

Thu, Oct 15 - Mon, Oct 19

5:15 pm - 2:21 pmGTF Great Falls-MCI Kansas City

20h 06m1 stop Seattle/Tacoma Intl

6:14 pm - 4:35 pmMCI Kansas City-GTF Great Falls

23h 21m2 stops Portland Seattle/Tacoma Intl

$1,424Alaska Airlines

Thu, Oct 15 - Mon, Oct 19

Cheap last minute flights

Enter your travel dates to find the best prices.

6:27 pm - 12:44 amGTF Great Falls-STL Lambert-St Louis

5h 17m1 stop Salt Lake City

6:47 am - 5:47 pmSTL Lambert-St Louis-GTF Great Falls

12h 00m2 stops Detroit Metropolitan Wayne County Salt Lake City

$524Delta

Thu, Oct 8 - Sun, Oct 11

2:37 pm - 8:33 pmGTF Great Falls-COU Columbia Regional

4h 56m1 stop Denver Intl

9:00 am - 1:41 pmCOU Columbia Regional-GTF Great Falls

5h 41m1 stop Denver Intl

$588United Airlines

Tue, Oct 6 - Tue, Oct 13

2:37 pm - 8:33 pmGTF Great Falls-COU Columbia Regional

4h 56m1 stop Denver Intl

9:00 am - 1:41 pmCOU Columbia Regional-GTF Great Falls

5h 41m1 stop Denver Intl

$588United Airlines

Wed, Oct 7 - Tue, Oct 13

2:37 pm - 8:33 pmGTF Great Falls-COU Columbia Regional

4h 56m1 stop Denver Intl

9:00 am - 1:41 pmCOU Columbia Regional-GTF Great Falls

5h 41m1 stop Denver Intl

$598United Airlines

Wed, Oct 7 - Sat, Oct 10

2:37 pm - 8:33 pmGTF Great Falls-COU Columbia Regional

4h 56m1 stop Denver Intl

9:00 am - 1:41 pmCOU Columbia Regional-GTF Great Falls

5h 41m1 stop Denver Intl

$598United Airlines

Tue, Oct 6 - Sat, Oct 10

2:37 pm - 8:33 pmGTF Great Falls-COU Columbia Regional

4h 56m1 stop Denver Intl

11:19 am - 9:22 pmCOU Columbia Regional-GTF Great Falls

11h 03m2 stops Chicago O'Hare Intl Denver Intl

$603United Airlines

Wed, Oct 7 - Sat, Oct 10

6:27 pm - 12:44 amGTF Great Falls-STL Lambert-St Louis

5h 17m1 stop Salt Lake City

7:45 am - 12:38 pmSTL Lambert-St Louis-GTF Great Falls

5h 53m1 stop Salt Lake City

$628Delta

Thu, Oct 8 - Sun, Oct 11

2:37 pm - 8:33 pmGTF Great Falls-COU Columbia Regional

4h 56m1 stop Denver Intl

11:19 am - 9:22 pmCOU Columbia Regional-GTF Great Falls

11h 03m2 stops Chicago O'Hare Intl Denver Intl

$658United Airlines

Wed, Oct 7 - Sat, Oct 10

2:37 pm - 11:44 pmGTF Great Falls-STL Lambert-St Louis

8h 07m1 stop Denver Intl

9:04 am - 9:22 pmSTL Lambert-St Louis-GTF Great Falls

13h 18m2 stops Chicago O'Hare Intl Denver Intl

$741United Airlines

Thu, Oct 8 - Sun, Oct 11

2:37 pm - 8:33 pmGTF Great Falls-COU Columbia Regional

4h 56m1 stop Denver Intl

9:00 am - 1:41 pmCOU Columbia Regional-GTF Great Falls

5h 41m1 stop Denver Intl

$763United Airlines

Mon, Oct 5 - Tue, Oct 13

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Delta flights from Great Falls to Missouri

Our best Delta deals on Great Falls to Missouri flight tickets

Delta

Oct 23

GTF6:27 pmGreat Falls

5h 17m

1 stop

STL12:44 amLambert-St Louis

Nov 2

STL5:00 pmLambert-St Louis

6h 30m

1 stop

GTF10:30 pmGreat Falls

$348

Delta

Oct 23

GTF6:27 pmGreat Falls

14h 15m

2 stops

STL9:42 amLambert-St Louis

Oct 30

STL7:45 amLambert-St Louis

5h 53m

1 stop

GTF12:38 pmGreat Falls

$354

Delta

Oct 23

GTF6:27 pmGreat Falls

14h 15m

2 stops

STL9:42 amLambert-St Louis

Oct 30

STL2:38 pmLambert-St Louis

8h 51m

2 stops

GTF10:29 pmGreat Falls

$359

United Airlines flights from Great Falls to Missouri

Our best United Airlines deals on Great Falls to Missouri flight tickets

United Airlines

Oct 31

GTF6:30 amGreat Falls

4h 58m

1 stop

MCI12:28 pmKansas City

Nov 7

MCI5:20 pmKansas City

5h 18m

1 stop

GTF9:38 pmGreat Falls

$338

United Airlines

Oct 31

GTF2:45 pmGreat Falls

5h 02m

1 stop

MCI8:47 pmKansas City

Nov 7

MCI11:22 amKansas City

11h 16m

2 stops

GTF9:38 pmGreat Falls

$344

United Airlines

Oct 31

GTF6:30 amGreat Falls

9h 55m

2 stops

MCI5:25 pmKansas City

Nov 7

MCI1:09 pmKansas City

9h 29m

2 stops

GTF9:38 pmGreat Falls

$349

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Great FallsKansas City

GTF Great Falls - MCI Kansas City

GTFMCI

Great Falls

Sat 12/5

6:30 am-12:30 pm

1 stop5h 00m

Kansas City

Wed 12/9

8:45 am-1:49 pm

1 stop6h 04m

$338

Quickest round-trip

Great FallsKansas City

GTF Great Falls - MCI Kansas City

GTFMCI

Great Falls

Sat 10/31

6:30 am-12:28 pm

1 stop4h 58m

Kansas City

Sat 11/7

5:20 pm-9:38 pm

1 stop5h 18m

$338

Great FallsKansas City

GTF Great Falls - MCI Kansas City

GTFMCI

Great Falls

Sat 12/5

6:30 am-12:30 pm

1 stop5h 00m

Kansas City

Wed 12/9

11:27 am-9:13 pm

2 stops10h 46m

$344

Great FallsKansas City

GTF Great Falls - MCI Kansas City

GTFMCI

Great Falls

Sat 10/31

2:45 pm-8:47 pm

1 stop5h 02m

Kansas City

Sat 11/7

11:22 am-9:38 pm

2 stops11h 16m

$344

Great FallsSt. Louis

GTF Great Falls - STL Lambert-St Louis

GTFSTL

Great Falls

Mon 10/26

6:27 pm-12:44 am

1 stop5h 17m

Lambert-St Louis

Sat 10/31

7:45 am-12:38 pm

1 stop5h 53m

$348

Great FallsSt. Louis

GTF Great Falls - STL Lambert-St Louis

GTFSTL

Great Falls

Thu 10/22

6:27 pm-12:44 am

1 stop5h 17m

Lambert-St Louis

Mon 11/2

5:00 pm-10:30 pm

1 stop6h 30m

$348

Great FallsSt. Louis

GTF Great Falls - STL Lambert-St Louis

GTFSTL

Great Falls

Thu 10/22

6:27 pm-12:44 am

1 stop5h 17m

Lambert-St Louis

Fri 10/30

7:45 am-12:38 pm

1 stop5h 53m

$348

Great FallsSt. Louis

GTF Great Falls - STL Lambert-St Louis

GTFSTL

Great Falls

Thu 10/22

6:27 pm-12:44 am

1 stop5h 17m

Lambert-St Louis

Sat 10/31

7:45 am-12:38 pm

1 stop5h 53m

$348

Great FallsKansas City

GTF Great Falls - MCI Kansas City

GTFMCI

Great Falls

Thu 10/15

5:15 pm-5:18 pm

2 stops23h 03m

Kansas City

Mon 10/19

6:14 pm-4:35 pm

2 stops23h 21m

$1,399

Great FallsKansas City

GTF Great Falls - MCI Kansas City

GTFMCI

Great Falls

Thu 10/15

5:15 pm-2:21 pm

1 stop20h 06m

Kansas City

Mon 10/19

6:14 pm-4:35 pm

2 stops23h 21m

$1,424

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first

How to get the cheapest flight ticket from Great Falls to Missouri

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

Prices

Airlines

What is the cheapest month to fly to Missouri?

In general, November is the cheapest month to fly from Great Falls to Missouri. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. If you aren’t able to travel to Missouri during the month of November, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $0.

Cheap Great Falls to Missouri flight deals and tips

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

Best Price Found	$313
Fastest flight time	5h 00m
Direct flights	None

The best one-way flight to Missouri from Great Falls in the past 72 hours is $313. The best round-trip flight deal from Great Falls to Missouri found on momondo in the last 72 hours is $338.

The fastest flight from Great Falls to Missouri takes 5h 00m

There are no direct flights from Great Falls to Missouri. There are no popular flight routes from Great Falls to Missouri.

Search flight deals

Frequently asked questions about flying from Great Falls to Missouri

When did momondo last update prices for flights from Great Falls Airport to Missouri?
Prices for flights from Great Falls Airport to Missouri refresh daily.
How many operators does momondo search for flights from Great Falls Airport to Missouri?
As of October 2026, there are 2 operators available to choose from for flights from Great Falls Airport to Missouri.
How old do you have to be to fly from Great Falls Airport to Missouri?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Great Falls Airport to Missouri.
What documentation or ID do you need to fly to Missouri?
The required travel and health documents for your Missouri trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Missouri. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Great Falls to Missouri

Compare and see reviews for airlines that fly from Great Falls to Missouri with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $308	Free Cancellation	Rating 7.8 8,629 reviews		Search Delta flights
United Airlines	PriceFrom $326	Free Cancellation	Rating 7.4 10,282 reviews		Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Great Falls to Missouri?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Missouri from Great Falls.

Can I find flights from Great Falls to Missouri with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Missouri from Great Falls with this policy.

How can momondo help me find flights from Great Falls to Missouri?

Once all potential Great Falls to Missouri flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of Great Falls to Missouri flights. All you need is a valid email address and we will do the rest; it is that quick and easy.