Cheap flights from Great Falls (GTF) from $109

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Fly to

Route

Depart

Return

Price

Cheapest one-way

Quickest one-way

Great FallsLas Vegas

GTF Great Falls - LAS Las Vegas Harry Reid Intl

GTFLAS

Great Falls

Fri 12/11

11:39 am-12:53 pm

Nonstop2h 14m

$109

Great FallsDenver

GTF Great Falls - DEN Denver Intl

GTFDEN

Great Falls

Tue 10/6

5:15 pm-10:37 pm

1 stop5h 22m

$164

Great FallsDenver

GTF Great Falls - DEN Denver Intl

GTFDEN

Great Falls

Tue 9/29

5:19 pm-11:19 pm

1 stop6h 00m

$199

Great FallsOrlando

GTF Great Falls - MCO Orlando

GTFMCO

Great Falls

Wed 1/27

4:08 pm-7:20 am

1 stop13h 12m

$200

Great FallsPhoenix

GTF Great Falls - PHX Phoenix Sky Harbor Intl

GTFPHX

Great Falls

Sun 10/25

6:30 am-10:44 am

1 stop5h 14m

$206

Great FallsLas Vegas

GTF Great Falls - LAS Las Vegas Harry Reid Intl

GTFLAS

Great Falls

Fri 12/11

6:19 pm-11:53 pm

1 stop6h 34m

$218

Great FallsLas Vegas

GTF Great Falls - LAS Las Vegas Harry Reid Intl

GTFLAS

Great Falls

Tue 10/13

6:27 pm-11:59 pm

1 stop6h 32m

$218

Great FallsNew York

GTF Great Falls - LGA New York LaGuardia

GTFLGA

Great Falls

Sat 10/31

2:45 pm-11:15 pm

1 stop6h 30m

$222

Great FallsSacramento

GTF Great Falls - SMF Sacramento Intl

GTFSMF

Great Falls

Thu 12/10

11:32 am-4:13 pm

3 stops53h 41m

$251

Great FallsNew York

GTF Great Falls - LGA New York LaGuardia

GTFLGA

Great Falls

Sun 11/1

9:22 am-4:01 pm

3 stops52h 39m

$319

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Where can I directly fly to from Great Falls?

Currently, 1 destinations can be reached directly via flights from Great Falls.

Flights from Great Falls to

Las Vegas

from$166

Find the cheapest flights from Great Falls

One-way

Last minute

International

Domestic

Cheap one-way flights from Great Falls

Enter your travel dates to find the best prices.

11:39 am - 12:53 pmGTF Great Falls-LAS Las Vegas Harry Reid Intl

2h 14mnonstop

$109Allegiant Air

Fri, Dec 11

5:15 pm - 10:37 pmGTF Great Falls-DEN Denver Intl

5h 22m1 stop Seattle/Tacoma Intl

$164Alaska Airlines

Tue, Oct 6

5:19 pm - 11:19 pmGTF Great Falls-DEN Denver Intl

6h 00m1 stop Seattle/Tacoma Intl

$199Alaska Airlines

Tue, Sep 29

4:08 pm - 7:20 amGTF Great Falls-MCO Orlando

13h 12m1 stop Seattle/Tacoma Intl

$200Alaska Airlines

Wed, Jan 27

6:30 am - 10:44 amGTF Great Falls-PHX Phoenix Sky Harbor Intl

5h 14m1 stop Denver Intl

$206United Airlines

Sun, Oct 25

6:19 pm - 11:53 pmGTF Great Falls-LAS Las Vegas Harry Reid Intl

6h 34m1 stop Salt Lake City

$218Delta

Fri, Dec 11

6:27 pm - 11:59 pmGTF Great Falls-LAS Las Vegas Harry Reid Intl

6h 32m1 stop Salt Lake City

$218Delta

Tue, Oct 13

2:45 pm - 11:15 pmGTF Great Falls-LGA New York LaGuardia

6h 30m1 stop Denver Intl

$222United Airlines

Sat, Oct 31

11:32 am - 4:13 pmGTF Great Falls-SMF Sacramento Intl

53h 41m3 stops Phoenix-Mesa Gateway Provo Las Vegas Harry Reid Intl

$251Multiple Airlines

Thu, Dec 10

9:22 am - 4:01 pmGTF Great Falls-LGA New York LaGuardia

52h 39m3 stops Phoenix-Mesa Gateway Minneapolis St Paul Atlanta Hartsfield-Jackson

$319Multiple Airlines

Sun, Nov 1

Last-minute flight deals from Great Falls

Enter your travel dates to find the best prices.

6:15 am - 8:16 amGTF Great Falls-DEN Denver Intl

2h 01mnonstop

7:25 pm - 9:22 pmDEN Denver Intl-GTF Great Falls

1h 57mnonstop

$455United Airlines

Fri, Sep 25 - Mon, Sep 28

6:15 am - 8:16 amGTF Great Falls-DEN Denver Intl

2h 01mnonstop

7:25 pm - 9:22 pmDEN Denver Intl-GTF Great Falls

1h 57mnonstop

$461United Airlines

Fri, Sep 25 - Mon, Sep 28

6:21 pm - 5:49 amGTF Great Falls-MIA Miami

9h 28m1 stop Salt Lake City

6:55 am - 12:38 pmMIA Miami-GTF Great Falls

7h 43m1 stop Salt Lake City

$518Delta

Sat, Sep 26 - Tue, Oct 6

6:21 pm - 5:49 amGTF Great Falls-MIA Miami

9h 28m1 stop Salt Lake City

6:55 am - 12:38 pmMIA Miami-GTF Great Falls

7h 43m1 stop Salt Lake City

$518Delta

Sun, Sep 27 - Tue, Oct 6

1:15 pm - 8:49 pmGTF Great Falls-LAS Las Vegas Harry Reid Intl

8h 34m2 stops Salt Lake City Los Angeles Los Angeles

6:10 am - 12:35 pmLAS Las Vegas Harry Reid Intl-GTF Great Falls

5h 25m1 stop Salt Lake City

$530Delta

Thu, Sep 24 - Sun, Sep 27

2:37 pm - 4:40 pmGTF Great Falls-DEN Denver Intl

2h 03mnonstop

11:45 am - 1:41 pmDEN Denver Intl-GTF Great Falls

1h 56mnonstop

$539United Airlines

Thu, Sep 24 - Sat, Sep 26

6:15 am - 10:41 amGTF Great Falls-LAS Las Vegas Harry Reid Intl

5h 26m1 stop Denver Intl

3:05 pm - 9:22 pmLAS Las Vegas Harry Reid Intl-GTF Great Falls

5h 17m1 stop Denver Intl

$582United Airlines

Thu, Sep 24 - Sun, Sep 27

5:19 pm - 1:28 pmGTF Great Falls-SAN San Diego

21h 09m2 stops Seattle/Tacoma Intl San Francisco

3:36 pm - 4:35 pmSAN San Diego-GTF Great Falls

23h 59m2 stops Sacramento Intl Seattle/Tacoma Intl

$729Alaska Airlines

Wed, Sep 23 - Thu, Oct 22

5:19 pm - 11:16 amGTF Great Falls-SAN San Diego

18h 57m2 stops Seattle/Tacoma Intl San Francisco

8:28 pm - 4:35 pmSAN San Diego-GTF Great Falls

19h 07m1 stop Seattle/Tacoma Intl

$754Alaska Airlines

Wed, Sep 23 - Thu, Oct 22

5:19 pm - 12:20 pmGTF Great Falls-SAN San Diego

20h 01m2 stops Seattle/Tacoma Intl San Francisco

5:22 pm - 4:39 pmSAN San Diego-GTF Great Falls

22h 17m2 stops San Francisco Seattle/Tacoma Intl

$865Alaska Airlines

Fri, Sep 25 - Mon, Sep 28

Cheapest international flights from Great Falls

Enter your travel dates to find the best prices.

5:30 am - 2:55 pmGTF Great Falls-SJD San José del Cabo Los Cabos

9h 25m1 stop Salt Lake City

3:08 pm - 10:53 pmSJD San José del Cabo Los Cabos-GTF Great Falls

7h 45m1 stop Salt Lake City

$425Delta

Tue, Mar 2 - Wed, Mar 10

5:30 am - 12:00 pmGTF Great Falls-SJD San José del Cabo Los Cabos

6h 30m1 stop Salt Lake City

12:58 pm - 10:53 pmSJD San José del Cabo Los Cabos-GTF Great Falls

9h 55m1 stop Salt Lake City

$465Delta

Tue, Mar 2 - Wed, Mar 10

5:30 am - 2:15 pmGTF Great Falls-SJD San José del Cabo Los Cabos

8h 45m2 stops Salt Lake City Los Angeles Los Angeles

12:58 pm - 10:53 pmSJD San José del Cabo Los Cabos-GTF Great Falls

9h 55m1 stop Salt Lake City

$469Delta

Tue, Mar 2 - Wed, Mar 10

6:30 am - 4:00 pmGTF Great Falls-CUN Cancun

7h 30m1 stop Denver Intl

8:39 am - 9:38 pmCUN Cancun-GTF Great Falls

14h 59m2 stops Houston George Bush Intcntl Denver Intl

$500United Airlines

Tue, Nov 3 - Wed, Nov 11

6:30 am - 4:00 pmGTF Great Falls-CUN Cancun

7h 30m1 stop Denver Intl

6:05 pm - 1:49 pmCUN Cancun-GTF Great Falls

21h 44m2 stops San Francisco Denver Intl

$501United Airlines

Tue, Nov 3 - Tue, Nov 10

5:30 am - 2:15 pmGTF Great Falls-SJD San José del Cabo Los Cabos

8h 45m2 stops Salt Lake City Los Angeles Los Angeles

12:58 pm - 10:53 pmSJD San José del Cabo Los Cabos-GTF Great Falls

9h 55m1 stop Salt Lake City

$514Delta

Tue, Mar 2 - Wed, Mar 10

6:30 am - 1:18 pmGTF Great Falls-SJD San José del Cabo Los Cabos

6h 48m1 stop Denver Intl

3:39 pm - 9:38 pmSJD San José del Cabo Los Cabos-GTF Great Falls

53h 59m2 stops Los Angeles Los Angeles Denver Intl

$521United Airlines

Mon, Nov 16 - Fri, Nov 20

6:30 am - 4:00 pmGTF Great Falls-CUN Cancun

7h 30m1 stop Denver Intl

1:35 pm - 9:38 pmCUN Cancun-GTF Great Falls

10h 03m1 stop Denver Intl

$522United Airlines

Tue, Nov 3 - Wed, Nov 11

4:55 pm - 1:20 pmGTF Great Falls-SJD San José del Cabo Los Cabos

20h 25m1 stop Seattle/Tacoma Intl

4:37 pm - 4:13 pmSJD San José del Cabo Los Cabos-GTF Great Falls

22h 36m1 stop Seattle/Tacoma Intl

$524Alaska Airlines

Sat, Mar 6 - Tue, Mar 23

4:55 pm - 11:19 amGTF Great Falls-SJD San José del Cabo Los Cabos

18h 24m2 stops Seattle/Tacoma Intl Los Angeles Los Angeles

4:37 pm - 4:13 pmSJD San José del Cabo Los Cabos-GTF Great Falls

22h 36m1 stop Seattle/Tacoma Intl

$526Alaska Airlines

Sat, Mar 6 - Tue, Mar 23

Cheapest domestic flights from Great Falls

Enter your travel dates to find the best prices.

9:51 am - 9:43 amGTF Great Falls-SAN San Diego

24h 52m1 stop Phoenix-Mesa Gateway

2:01 pm - 9:01 amSAN San Diego-GTF Great Falls

18h 00m1 stop Phoenix Sky Harbor Intl

$266Multiple Airlines

Sun, Oct 4 - Wed, Oct 14

9:51 am - 9:43 amGTF Great Falls-SAN San Diego

24h 52m1 stop Phoenix-Mesa Gateway

3:14 pm - 9:01 amSAN San Diego-GTF Great Falls

16h 47m2 stops San Francisco Phoenix Sky Harbor Intl

$292Multiple Airlines

Sun, Oct 4 - Wed, Oct 14

4:55 pm - 10:40 pmGTF Great Falls-DEN Denver Intl

5h 45m1 stop Seattle/Tacoma Intl

9:00 am - 4:13 pmDEN Denver Intl-GTF Great Falls

7h 13m1 stop Seattle/Tacoma Intl

$308Alaska Airlines

Sat, Feb 27 - Tue, Mar 2

6:15 am - 8:03 amGTF Great Falls-DEN Denver Intl

1h 48mnonstop

11:31 am - 1:29 pmDEN Denver Intl-GTF Great Falls

1h 58mnonstop

$309United Airlines

Sat, Feb 27 - Tue, Mar 2

2:25 pm - 4:17 pmGTF Great Falls-DEN Denver Intl

1h 52mnonstop

7:20 pm - 9:20 pmDEN Denver Intl-GTF Great Falls

2h 00mnonstop

$318United Airlines

Thu, Jan 14 - Sat, Jan 16

5:40 am - 9:44 amGTF Great Falls-DEN Denver Intl

4h 04m1 stop Salt Lake City

7:15 am - 12:38 pmDEN Denver Intl-GTF Great Falls

5h 23m1 stop Salt Lake City

$328Delta

Fri, Oct 30 - Sat, Nov 7

6:46 pm - 2:49 pmGTF Great Falls-SAN San Diego

21h 03m1 stop Phoenix-Mesa Gateway

3:09 pm - 8:57 amSAN San Diego-GTF Great Falls

16h 48m1 stop Phoenix Sky Harbor Intl

$328Multiple Airlines

Tue, Dec 22 - Wed, Jan 6

2:45 pm - 4:39 pmGTF Great Falls-DEN Denver Intl

1h 54mnonstop

7:30 pm - 9:38 pmDEN Denver Intl-GTF Great Falls

2h 08mnonstop

$329United Airlines

Fri, Oct 30 - Sun, Nov 8

4:55 pm - 9:53 pmGTF Great Falls-SMF Sacramento Intl

5h 58m1 stop Seattle/Tacoma Intl

6:15 am - 4:13 pmSMF Sacramento Intl-GTF Great Falls

8h 58m1 stop Seattle/Tacoma Intl

$342Alaska Airlines

Sat, Feb 27 - Wed, Mar 3

9:51 am - 9:43 amGTF Great Falls-SAN San Diego

24h 52m1 stop Phoenix-Mesa Gateway

3:14 pm - 9:01 amSAN San Diego-GTF Great Falls

16h 47m2 stops San Francisco Phoenix Sky Harbor Intl

$343Multiple Airlines

Sun, Oct 4 - Sat, Oct 10

Flights from Great Falls - Travel Insights & Trends

Get data-powered insights and trends into flights from Great Falls to help you craft the best travel plan.

Prices

Other information

What are the cheapest cities to fly to from Great Falls?

The cheapest city to fly to from Great Falls currently is Phoenix at $98. The next cheapest destinations are Seattle, Las Vegas, Salt Lake City, Denver and Chicago.

Frequently asked questions regarding flights from Great Falls

Which airlines are currently offering the cheapest flights from Great Falls?

Our data suggests that currently, the cheapest flights from Great Falls are being offered by Alaska Airlines, Allegiant Air, and Delta. For example, Alaska Airlines flights from Great Falls to Las Vegas, start at $87, Allegiant Air flights from Great Falls to Phoenix-Mesa Gateway Airport cost around $88, and Delta flights from Great Falls to Colorado Springs are around $184.

What is the cheapest flight available from Great Falls?

Currently, the cheapest flight from Great Falls found by our users is for $98 to Phoenix-Mesa Gateway Airport. Prices will vary according to several factors such as the departure date and time, but on average you can expect to pay around $136 to travel from Great Falls to Phoenix-Mesa Gateway Airport.

Which destinations have the most frequent flights from Great Falls?

Salt Lake City, Seattle and Denver are currently the destinations served most frequently from Great Falls, with 6, 2 and 2 flights per day on average, respectively.

Which airlines can you fly with from Great Falls?

Airlines including Delta, United Airlines and Alaska Airlines frequently fly from Great Falls. You can view other airlines by performing a quick search in the form above.

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

Prices for flights from Great Falls Airport are updated daily.

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

As of September 2026, there are 4 operators available to choose from for flights from Great Falls Airport.

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

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

The travel and health documents you'll need for your trip to Great Falls Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Great Falls Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.