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

United Airlines is the most popular carrier operating from Missouri to Great Falls

How long does it take to fly to Great Falls?

Flight times from Missouri to Great Falls vary, but if you’re flying out of Kansas City and flying into Great Falls (one of the most popular routes), then the duration is 4h 58m on average. Another popular route from Missouri to Great Falls is flying from Springfield to Great Falls, which will take roughly 5h 36m. Keep in mind that layovers or delays could extend your travel time.

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

Prices for flights from Missouri to Great Falls Airport are refreshed on a daily basis.

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

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

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

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 Missouri to Great Falls Airport.

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

The required travel and health documents for your Great Falls Airport 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 Great Falls Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$338 Cheap Flights from Missouri to Great Falls in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Missouri to Great Falls

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:45 am - 12:38 pmMCI Kansas City-GTF Great Falls

5h 53m1 stop Salt Lake City

1:18 pm - 9:12 pmGTF Great Falls-MCI Kansas City

6h 54m1 stop Salt Lake City

$338Delta

Sat, Oct 31 - Tue, Nov 3

5:59 pm - 10:29 pmMCI Kansas City-GTF Great Falls

5h 30m1 stop Salt Lake City

5:40 am - 2:05 pmGTF Great Falls-MCI Kansas City

7h 25m1 stop Salt Lake City

$338Delta

Wed, Oct 28 - Tue, Nov 3

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

5h 18m1 stop Denver Intl

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

5h 02m1 stop Denver Intl

$338United Airlines

Thu, Oct 29 - Tue, Nov 3

5:24 pm - 9:22 pmMCI Kansas City-GTF Great Falls

4h 58m1 stop Denver Intl

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

5h 02m1 stop Denver Intl

$338United Airlines

Fri, Oct 23 - Thu, Oct 29

5:59 pm - 10:29 pmMCI Kansas City-GTF Great Falls

5h 30m1 stop Salt Lake City

1:18 pm - 9:12 pmGTF Great Falls-MCI Kansas City

6h 54m1 stop Salt Lake City

$338Delta

Thu, Oct 29 - Tue, Nov 3

7:45 am - 12:38 pmMCI Kansas City-GTF Great Falls

5h 53m1 stop Salt Lake City

6:27 pm - 12:17 amGTF Great Falls-MCI Kansas City

4h 50m1 stop Salt Lake City

$338Delta

Sat, Oct 24 - Mon, Oct 26

7:45 am - 12:38 pmMCI Kansas City-GTF Great Falls

5h 53m1 stop Salt Lake City

6:27 pm - 12:17 amGTF Great Falls-MCI Kansas City

4h 50m1 stop Salt Lake City

$338Delta

Sat, Oct 24 - Wed, Oct 28

4:39 pm - 9:22 pmSTL Lambert-St Louis-GTF Great Falls

5h 43m1 stop Denver Intl

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

8h 07m1 stop Denver Intl

$418United Airlines

Tue, Oct 13 - Sat, Oct 17

1:29 pm - 9:22 pmSTL Lambert-St Louis-GTF Great Falls

8h 53m2 stops Chicago O'Hare Intl Denver Intl

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

8h 07m1 stop Denver Intl

$424United Airlines

Tue, Oct 13 - Sat, Oct 17

3:54 pm - 3:28 pmSTL Lambert-St Louis-GTF Great Falls

24h 34m1 stop Seattle/Tacoma Intl

4:08 pm - 2:56 pmGTF Great Falls-STL Lambert-St Louis

21h 48m1 stop Seattle/Tacoma Intl

$582Alaska Airlines

Sat, Feb 6 - Tue, Feb 9

Cheap last minute flights

Enter your travel dates to find the best prices.

9:00 am - 1:41 pmMCI Kansas City-GTF Great Falls

5h 41m1 stop Denver Intl

6:15 am - 5:43 pmGTF Great Falls-MCI Kansas City

10h 28m2 stops Denver Intl Chicago O'Hare Intl

$504United Airlines

Thu, Oct 1 - Sat, Oct 3

4:39 pm - 9:22 pmSTL Lambert-St Louis-GTF Great Falls

5h 43m1 stop Denver Intl

2:37 pm - 8:36 pmGTF Great Falls-STL Lambert-St Louis

4h 59m1 stop Denver Intl

$518United Airlines

Fri, Oct 2 - Mon, Oct 5

11:35 am - 9:22 pmSTL Lambert-St Louis-GTF Great Falls

10h 47m2 stops Chicago O'Hare Intl Denver Intl

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

8h 07m1 stop Denver Intl

$524United Airlines

Fri, Oct 2 - Mon, Oct 5

6:00 am - 1:41 pmMCI Kansas City-GTF Great Falls

8h 41m2 stops Chicago O'Hare Intl Denver Intl

6:15 am - 5:43 pmGTF Great Falls-MCI Kansas City

10h 28m2 stops Denver Intl Chicago O'Hare Intl

$678United Airlines

Thu, Oct 1 - Sat, Oct 3

5:06 pm - 9:22 pmSGF Springfield-Branson-GTF Great Falls

5h 16m1 stop Denver Intl

2:37 pm - 8:40 pmGTF Great Falls-SGF Springfield-Branson

5h 03m1 stop Denver Intl

$692United Airlines

Tue, Sep 29 - Tue, Oct 20

10:05 am - 10:27 pmSTL Lambert-St Louis-GTF Great Falls

13h 22m2 stops Atlanta Hartsfield-Jackson Salt Lake City

1:15 pm - 11:42 pmGTF Great Falls-STL Lambert-St Louis

9h 27m2 stops Salt Lake City Atlanta Hartsfield-Jackson

$694Delta

Fri, Oct 2 - Mon, Oct 5

5:06 pm - 9:22 pmSGF Springfield-Branson-GTF Great Falls

5h 16m1 stop Denver Intl

2:37 pm - 8:34 pmGTF Great Falls-SGF Springfield-Branson

28h 57m2 stops Denver Intl Houston George Bush Intcntl

$748United Airlines

Tue, Sep 29 - Tue, Oct 20

5:24 pm - 9:22 pmMCI Kansas City-GTF Great Falls

4h 58m1 stop Denver Intl

6:15 am - 12:42 pmGTF Great Falls-MCI Kansas City

5h 27m1 stop Denver Intl

$802United Airlines

Thu, Oct 1 - Sat, Oct 3

11:20 am - 9:22 pmSGF Springfield-Branson-GTF Great Falls

11h 02m2 stops Chicago O'Hare Intl Denver Intl

6:15 am - 5:50 pmGTF Great Falls-SGF Springfield-Branson

10h 35m2 stops Denver Intl Chicago O'Hare Intl

$1,142United Airlines

Tue, Sep 29 - Tue, Oct 20

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Delta flights from Missouri to Great Falls

Our best Delta deals on Missouri to Great Falls flight tickets

Delta

Oct 24

MCI7:45 amKansas City

5h 53m

1 stop

GTF12:38 pmGreat Falls

Oct 25

GTF6:27 pmGreat Falls

4h 50m

1 stop

MCI12:17 amKansas City

$338

Delta

Oct 28

MCI6:34 amKansas City

12h 13m

2 stops

GTF5:47 pmGreat Falls

Nov 8

GTF6:27 pmGreat Falls

4h 50m

1 stop

MCI12:17 amKansas City

$344

Delta

Oct 28

MCI6:34 amKansas City

12h 13m

2 stops

GTF5:47 pmGreat Falls

Nov 8

GTF6:27 pmGreat Falls

14h 00m

2 stops

MCI9:27 amKansas City

$349

United Airlines flights from Missouri to Great Falls

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

United Airlines

Oct 30

MCI8:45 amKansas City

6h 04m

1 stop

GTF1:49 pmGreat Falls

Nov 5

GTF6:30 amGreat Falls

5h 09m

1 stop

MCI12:39 pmKansas City

$360

United Airlines

Oct 30

MCI11:27 amKansas City

11h 11m

2 stops

GTF9:38 pmGreat Falls

Nov 5

GTF6:30 amGreat Falls

5h 09m

1 stop

MCI12:39 pmKansas City

$365

United Airlines

Oct 13

STL4:39 pmLambert-St Louis

5h 43m

1 stop

GTF9:22 pmGreat Falls

Oct 17

GTF2:37 pmGreat Falls

8h 07m

1 stop

STL11:44 pmLambert-St Louis

$418

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Kansas CityGreat Falls

MCI Kansas City - GTF Great Falls

MCIGTF

Kansas City

Sat 10/31

7:45 am-12:38 pm

1 stop5h 53m

Great Falls

Tue 11/3

1:18 pm-9:12 pm

1 stop6h 54m

$338

Kansas CityGreat Falls

MCI Kansas City - GTF Great Falls

MCIGTF

Kansas City

Wed 10/28

5:59 pm-10:29 pm

1 stop5h 30m

Great Falls

Tue 11/3

5:40 am-2:05 pm

1 stop7h 25m

$338

Kansas CityGreat Falls

MCI Kansas City - GTF Great Falls

MCIGTF

Kansas City

Thu 10/29

5:20 pm-9:38 pm

1 stop5h 18m

Great Falls

Tue 11/3

2:45 pm-8:47 pm

1 stop5h 02m

$338

Quickest round-trip

Kansas CityGreat Falls

MCI Kansas City - GTF Great Falls

MCIGTF

Kansas City

Fri 10/23

5:24 pm-9:22 pm

1 stop4h 58m

Great Falls

Thu 10/29

2:45 pm-8:47 pm

1 stop5h 02m

$338

Kansas CityGreat Falls

MCI Kansas City - GTF Great Falls

MCIGTF

Kansas City

Thu 10/29

5:59 pm-10:29 pm

1 stop5h 30m

Great Falls

Tue 11/3

1:18 pm-9:12 pm

1 stop6h 54m

$338

Kansas CityGreat Falls

MCI Kansas City - GTF Great Falls

MCIGTF

Kansas City

Sat 10/24

7:45 am-12:38 pm

1 stop5h 53m

Great Falls

Mon 10/26

6:27 pm-12:17 am

1 stop4h 50m

$338

Kansas CityGreat Falls

MCI Kansas City - GTF Great Falls

MCIGTF

Kansas City

Sat 10/24

7:45 am-12:38 pm

1 stop5h 53m

Great Falls

Wed 10/28

6:27 pm-12:17 am

1 stop4h 50m

$338

St. LouisGreat Falls

STL Lambert-St Louis - GTF Great Falls

STLGTF

Lambert-St Louis

Tue 10/13

4:39 pm-9:22 pm

1 stop5h 43m

Great Falls

Sat 10/17

2:37 pm-11:44 pm

1 stop8h 07m

$418

St. LouisGreat Falls

STL Lambert-St Louis - GTF Great Falls

STLGTF

Lambert-St Louis

Tue 10/13

1:29 pm-9:22 pm

2 stops8h 53m

Great Falls

Sat 10/17

2:37 pm-11:44 pm

1 stop8h 07m

$424

St. LouisGreat Falls

STL Lambert-St Louis - GTF Great Falls

STLGTF

Lambert-St Louis

Sat 2/6

3:54 pm-3:28 pm

1 stop24h 34m

Great Falls

Tue 2/9

4:08 pm-2:56 pm

1 stop21h 48m

$582

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 11 resultsSorted by cheapest first

How to get the cheapest flight ticket from Missouri 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

Prices

Airlines

Other information

What is the cheapest month to fly to Great Falls?

The month of November is another great option to travel to Great Falls, with average flight prices from Missouri averaging around $278.

Cheap Missouri to Great Falls flight deals and tips

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

Best Price Found	$388
Fastest flight time	4h 58m
Direct flights	None

The best one-way flight to Great Falls from Missouri in the past 72 hours is $388. The best round-trip flight deal from Missouri to Great Falls found on momondo in the last 72 hours is $338.

The fastest flight from Missouri to Great Falls takes 4h 58m

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

Search flight deals

Frequently asked questions about flying from Missouri to Great Falls

When did momondo last update prices for flights from Missouri to Great Falls Airport?
Prices for flights from Missouri to Great Falls Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Missouri to Great Falls Airport?
As of September 2026, there are 2 operators available to choose from for flights from Missouri to Great Falls Airport.
How old do you have to be to fly from Missouri to Great Falls Airport?
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 Missouri to Great Falls Airport.
What documentation or ID do you need to fly to Great Falls Airport?
The required travel and health documents for your Great Falls Airport 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 Great Falls Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Missouri to Great Falls

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $213	Free Cancellation	Rating 7.8 8,604 reviews		Search Delta flights
United Airlines	PriceFrom $246	Free Cancellation	Rating 7.4 10,246 reviews		Search United Airlines flights

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Missouri to Great Falls. momondo saves you time and could save you money on your trip.

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

All flight searches from Missouri to Great Falls on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Missouri 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 Missouri.

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

If you are not ready to book a flight from Missouri 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.