Cheap flights from Great Falls (GTF) from $113

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Fly to

Route

Depart

Return

Price

Cheapest one-way

Great FallsSalt Lake City

GTF Great Falls - SLC Salt Lake City

GTFSLC

Great Falls

Mon 12/7

4:51 pm-9:39 pm

1 stop4h 48m

$154

Great FallsDenver

GTF Great Falls - DEN Denver Intl

GTFDEN

Great Falls

Thu 12/17

5:12 pm-11:59 pm

1 stop6h 47m

$154

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

$163

Quickest one-way

Great FallsSalt Lake City

GTF Great Falls - SLC Salt Lake City

GTFSLC

Great Falls

Mon 12/7

1:19 pm-3:00 pm

Nonstop1h 41m

$214

Great FallsSalt Lake City

GTF Great Falls - SLC Salt Lake City

GTFSLC

Great Falls

Wed 12/9

1:19 pm-3:00 pm

Nonstop1h 41m

$214

Great FallsDenver

GTF Great Falls - DEN Denver Intl

GTFDEN

Great Falls

Tue 11/24

9:34 am-12:07 am

1 stop14h 33m

$218

Great FallsLas Vegas

GTF Great Falls - LAS Las Vegas Harry Reid Intl

GTFLAS

Great Falls

Sun 12/6

4:51 pm-11:47 pm

1 stop7h 56m

$221

Great FallsDenver

GTF Great Falls - DEN Denver Intl

GTFDEN

Great Falls

Thu 12/17

2:37 pm-4:35 pm

Nonstop1h 58m

$254

Great FallsDenver

GTF Great Falls - DEN Denver Intl

GTFDEN

Great Falls

Tue 12/8

6:30 am-8:29 am

Nonstop1h 59m

$284

Great FallsNashville

GTF Great Falls - BNA Nashville Intl

GTFBNA

Great Falls

Sun 12/6

11:32 am-6:19 pm

2 stops29h 47m

$296

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Where can I directly fly to from Great Falls?

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

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.

4:51 pm - 9:39 pmGTF Great Falls-SLC Salt Lake City

4h 48m1 stop Seattle/Tacoma Intl

$154Alaska Airlines

Mon, Dec 7

5:12 pm - 11:59 pmGTF Great Falls-DEN Denver Intl

6h 47m1 stop Seattle/Tacoma Intl

$154Alaska Airlines

Thu, Dec 17

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

2h 14mnonstop

$163Allegiant Air

Fri, Dec 11

1:19 pm - 3:00 pmGTF Great Falls-SLC Salt Lake City

1h 41mnonstop

$214Delta

Mon, Dec 7

1:19 pm - 3:00 pmGTF Great Falls-SLC Salt Lake City

1h 41mnonstop

$214Delta

Wed, Dec 9

9:34 am - 12:07 amGTF Great Falls-DEN Denver Intl

14h 33m1 stop Phoenix-Mesa Gateway

$218Multiple Airlines

Tue, Nov 24

4:51 pm - 11:47 pmGTF Great Falls-LAS Las Vegas Harry Reid Intl

7h 56m1 stop Seattle/Tacoma Intl

$221Multiple Airlines

Sun, Dec 6

2:37 pm - 4:35 pmGTF Great Falls-DEN Denver Intl

1h 58mnonstop

$254United Airlines

Thu, Dec 17

6:30 am - 8:29 amGTF Great Falls-DEN Denver Intl

1h 59mnonstop

$284United Airlines

Tue, Dec 8

11:32 am - 6:19 pmGTF Great Falls-BNA Nashville Intl

29h 47m2 stops Phoenix-Mesa Gateway Sioux Falls Joe Foss Field

$296Allegiant Air

Sun, Dec 6

Last-minute flight deals from Great Falls

Enter your travel dates to find the best prices.

6:30 am - 8:29 amGTF Great Falls-DEN Denver Intl

1h 59mnonstop

11:45 am - 1:49 pmDEN Denver Intl-GTF Great Falls

2h 04mnonstop

$384United Airlines

Fri, Oct 30 - Fri, Nov 13

9:22 am - 8:47 amGTF Great Falls-LAS Las Vegas Harry Reid Intl

24h 25m1 stop Phoenix-Mesa Gateway

4:08 pm - 8:32 amLAS Las Vegas Harry Reid Intl-GTF Great Falls

15h 24m1 stop Phoenix Sky Harbor Intl

$393Multiple Airlines

Sun, Nov 1 - Wed, Nov 4

9:51 am - 7:56 pmGTF Great Falls-LAS Las Vegas Harry Reid Intl

11h 05m1 stop Phoenix-Mesa Gateway

4:11 pm - 9:32 amLAS Las Vegas Harry Reid Intl-GTF Great Falls

16h 21m1 stop Phoenix Sky Harbor Intl

$402Multiple Airlines

Thu, Oct 29 - Sat, Oct 31

1:18 pm - 7:34 pmGTF Great Falls-DEN Denver Intl

6h 16m1 stop Salt Lake City

10:45 am - 5:39 pmDEN Denver Intl-GTF Great Falls

6h 54m1 stop Salt Lake City

$423Delta

Fri, Oct 30 - Fri, Nov 13

2:45 pm - 11:44 pmGTF Great Falls-MSP Minneapolis St Paul

7h 59m1 stop Denver Intl

4:58 pm - 9:38 pmMSP Minneapolis St Paul-GTF Great Falls

5h 40m1 stop Denver Intl

$438United Airlines

Thu, Oct 29 - Mon, Nov 2

6:30 am - 5:39 pmGTF Great Falls-MSP Minneapolis St Paul

10h 09m2 stops Denver Intl Chicago O'Hare Intl

8:55 am - 1:49 pmMSP Minneapolis St Paul-GTF Great Falls

5h 54m1 stop Denver Intl

$444United Airlines

Thu, Oct 29 - Mon, Nov 2

5:15 pm - 11:51 pmGTF Great Falls-SLC Salt Lake City

6h 36m1 stop Seattle/Tacoma Intl

9:42 am - 4:35 pmSLC Salt Lake City-GTF Great Falls

6h 53m1 stop Seattle/Tacoma Intl

$468Alaska Airlines

Tue, Oct 27 - Wed, Oct 28

9:22 am - 1:10 pmGTF Great Falls-LAS Las Vegas Harry Reid Intl

28h 48m2 stops Phoenix-Mesa Gateway Grand Island

11:08 am - 8:32 amLAS Las Vegas Harry Reid Intl-GTF Great Falls

20h 24m1 stop Phoenix Sky Harbor Intl

$471Multiple Airlines

Sun, Nov 1 - Wed, Nov 4

5:40 am - 7:15 amGTF Great Falls-SLC Salt Lake City

1h 35mnonstop

10:50 am - 12:38 pmSLC Salt Lake City-GTF Great Falls

1h 48mnonstop

$499Delta

Thu, Oct 29 - Sat, Oct 31

5:15 pm - 11:59 pmGTF Great Falls-LAS Las Vegas Harry Reid Intl

7h 44m1 stop Seattle/Tacoma Intl

9:38 am - 4:30 pmLAS Las Vegas Harry Reid Intl-GTF Great Falls

5h 52m1 stop Seattle/Tacoma Intl

$548Alaska Airlines

Fri, Oct 30 - Mon, Nov 2

Cheapest international flights from Great Falls

Enter your travel dates to find the best prices.

7:00 am - 5:45 pmHLN Helena-MAD Madrid Barajas

26h 45m2 stops Salt Lake City Paris Charles de Gaulle

6:05 am - 10:41 pmMAD Madrid Barajas-HLN Helena

24h 36m2 stops Amsterdam Schiphol Salt Lake City

$793Delta

Tue, Jan 12 - Fri, Jan 29

7:00 am - 11:45 amHLN Helena-MAD Madrid Barajas

20h 45m2 stops Salt Lake City Atlanta Hartsfield-Jackson

1:05 pm - 10:41 pmMAD Madrid Barajas-HLN Helena

41h 36m2 stops Amsterdam Schiphol Salt Lake City

$794Delta

Wed, Jan 13 - Tue, Jan 26

6:15 am - 5:50 pmHLN Helena-MAD Madrid Barajas

27h 35m2 stops Denver Intl Munich Franz Josef Strauss

6:05 am - 9:32 pmMAD Madrid Barajas-HLN Helena

23h 27m2 stops Frankfurt am Main Denver Intl

$795United Airlines

Mon, Jan 11 - Tue, Jan 26

6:15 am - 6:10 pmHLN Helena-IST Istanbul

25h 55m2 stops Denver Intl Frankfurt am Main

6:30 am - 9:32 pmIST Istanbul-HLN Helena

25h 02m2 stops Frankfurt am Main Denver Intl

$800United Airlines

Sun, Jan 24 - Sat, Feb 6

6:25 am - 10:45 pmGTF Great Falls-IST Istanbul

30h 20m2 stops Denver Intl Frankfurt am Main

6:30 am - 9:42 pmIST Istanbul-GTF Great Falls

25h 12m2 stops Frankfurt am Main Denver Intl

$800United Airlines

Sun, Jan 24 - Sat, Feb 6

6:30 am - 6:55 pmHLN Helena-HND Tokyo Haneda

44h 25m2 stops Denver Intl Vancouver Intl

9:50 pm - 8:59 pmHND Tokyo Haneda-HLN Helena

39h 09m2 stops Vancouver Intl Denver Intl

$813United Airlines

Mon, Mar 1 - Tue, Mar 9

6:25 am - 9:05 pmGTF Great Falls-HND Tokyo Haneda

22h 40m2 stops Denver Intl Los Angeles

9:50 pm - 9:42 pmHND Tokyo Haneda-GTF Great Falls

39h 52m2 stops Vancouver Intl Denver Intl

$817United Airlines

Sun, Jan 17 - Wed, Jan 20

2:47 pm - 4:30 pmGTF Great Falls-HND Tokyo Haneda

33h 43m2 stops Denver Intl Los Angeles

9:50 pm - 1:49 pmHND Tokyo Haneda-GTF Great Falls

55h 59m2 stops Vancouver Intl Denver Intl

$822United Airlines

Tue, Dec 1 - Tue, Dec 8

5:00 pm - 5:35 pmHLN Helena-IST Istanbul

38h 35m3 stops Seattle/Tacoma Intl Charlotte Douglas London Heathrow

7:40 am - 4:23 pmIST Istanbul-HLN Helena

42h 43m3 stops London Heathrow Chicago O'Hare Intl Seattle/Tacoma Intl

$823Multiple Airlines

Sun, Jan 24 - Sat, Feb 6

6:15 am - 12:25 pmHLN Helena-CPH Kastrup Copenhagen

22h 10m2 stops Denver Intl Munich Franz Josef Strauss

11:35 am - 9:32 pmCPH Kastrup Copenhagen-HLN Helena

41h 57m2 stops Toronto Pearson Intl Denver Intl

$901United Airlines

Mon, Jan 18 - Fri, Jan 22

Cheapest domestic flights from Great Falls

Enter your travel dates to find the best prices.

10:14 pm - 11:34 pmGTF Great Falls-LAS Las Vegas Harry Reid Intl

2h 20mnonstop

6:05 pm - 9:26 pmLAS Las Vegas Harry Reid Intl-GTF Great Falls

2h 21mnonstop

$113Allegiant Air

Mon, Apr 5 - Fri, Apr 16

4:51 pm - 5:45 pmGTF Great Falls-SEA Seattle/Tacoma Intl

1h 54mnonstop

1:35 pm - 4:11 pmSEA Seattle/Tacoma Intl-GTF Great Falls

1h 36mnonstop

$210Alaska Airlines

Sat, Dec 12 - Tue, Dec 15

4:51 pm - 5:45 pmGTF Great Falls-SEA Seattle/Tacoma Intl

1h 54mnonstop

1:35 pm - 4:11 pmSEA Seattle/Tacoma Intl-GTF Great Falls

1h 36mnonstop

$217Alaska Airlines

Sat, Dec 12 - Tue, Dec 15

4:51 pm - 5:45 pmGTF Great Falls-SEA Seattle/Tacoma Intl

1h 54mnonstop

1:55 pm - 4:32 pmSEA Seattle/Tacoma Intl-GTF Great Falls

1h 37mnonstop

$222Alaska Airlines

Tue, Dec 15 - Fri, Jan 1

5:12 pm - 6:12 pmGTF Great Falls-SEA Seattle/Tacoma Intl

2h 00mnonstop

1:55 pm - 4:32 pmSEA Seattle/Tacoma Intl-GTF Great Falls

1h 37mnonstop

$227Alaska Airlines

Thu, Dec 17 - Sun, Jan 3

6:19 pm - 10:52 pmGTF Great Falls-SEA Seattle/Tacoma Intl

5h 33m1 stop Salt Lake City

9:18 am - 5:39 pmSEA Seattle/Tacoma Intl-GTF Great Falls

7h 21m1 stop Salt Lake City

$256Delta

Sat, Dec 12 - Tue, Dec 15

6:19 pm - 12:05 amGTF Great Falls-SEA Seattle/Tacoma Intl

6h 46m1 stop Salt Lake City

5:30 am - 12:39 pmSEA Seattle/Tacoma Intl-GTF Great Falls

6h 09m1 stop Salt Lake City

$261Delta

Tue, Dec 15 - Thu, Dec 31

1:19 pm - 4:55 pmGTF Great Falls-SEA Seattle/Tacoma Intl

4h 36m1 stop Salt Lake City

5:30 am - 12:39 pmSEA Seattle/Tacoma Intl-GTF Great Falls

6h 09m1 stop Salt Lake City

$266Delta

Fri, Dec 18 - Thu, Dec 31

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

2h 14mnonstop

9:36 am - 4:32 pmLAS Las Vegas Harry Reid Intl-GTF Great Falls

5h 56m1 stop Seattle/Tacoma Intl

$277Multiple Airlines

Mon, Dec 14 - Thu, Dec 17

4:51 pm - 5:45 pmGTF Great Falls-SEA Seattle/Tacoma Intl

1h 54mnonstop

1:35 pm - 4:11 pmSEA Seattle/Tacoma Intl-GTF Great Falls

1h 36mnonstop

$282Alaska Airlines

Tue, Dec 1 - Fri, Dec 4

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

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 $63 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 $134 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 1 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 October 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.