Which airlines fly to Great Falls?

There may be other airlines that fly to Great Falls from United States, but the most popular among our users are United Airlines, Delta, Alaska Airlines and Allegiant Air. These airlines should offer flights to Great Falls on a routine basis if you’re flying from one of the more popular airports in United States.

Alaska Airlines Flights to Great Falls

Alaska Airlines operates around 4 flights into Great Falls in any given week. The most common departure point for these flights was from Seattle/Tacoma Intl, with the best round-trip Alaska Airlines deal found being $259 (San Francisco to Great Falls). Users have rated Alaska Airlines 7.9/10 in over 13,022 reviews on momondo.

Delta Flights to Great Falls

Delta (7.8/10, 8,634 reviews) is also a popular choice for flights to Great Falls, with deals from as low as $194 from Atlanta Hartsfield-Jackson, round-trip. With 3 Delta flights to Great Falls on average each week, prices can vary significantly by origin and availability.

How long does it take to fly to Great Falls?

Flight times from United States to Great Falls vary, but if you’re flying out of Los Angeles and flying into Great Falls (one of the most popular routes), then the duration is 4h 24m on average. Another popular route from United States to Great Falls is flying from Miami to Great Falls, which will take roughly 7h 43m. Keep in mind that layovers or delays could extend your travel time.

$120 Cheap Flights to Great Falls in 2026/27

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Find the cheapest flights from the United States to Great Falls

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:50 pm - 4:30 pmSEA Seattle/Tacoma Intl-GTF Great Falls

1h 40mnonstop

5:10 pm - 6:06 pmGTF Great Falls-SEA Seattle/Tacoma Intl

1h 56mnonstop

$186Alaska Airlines

Sat, Nov 14 - Tue, Nov 17

1:50 pm - 4:30 pmSEA Seattle/Tacoma Intl-GTF Great Falls

1h 40mnonstop

5:10 pm - 6:06 pmGTF Great Falls-SEA Seattle/Tacoma Intl

1h 56mnonstop

$207Alaska Airlines

Sat, Nov 14 - Tue, Nov 17

1:50 pm - 4:30 pmSEA Seattle/Tacoma Intl-GTF Great Falls

1h 40mnonstop

5:10 pm - 6:06 pmGTF Great Falls-SEA Seattle/Tacoma Intl

1h 56mnonstop

$217Alaska Airlines

Sat, Nov 14 - Mon, Nov 16

9:42 am - 5:47 pmSEA Seattle/Tacoma Intl-GTF Great Falls

7h 05m1 stop Salt Lake City

6:19 pm - 11:59 pmGTF Great Falls-SEA Seattle/Tacoma Intl

6h 40m1 stop Salt Lake City

$246Delta

Wed, Nov 4 - Wed, Nov 11

5:30 am - 12:38 pmSEA Seattle/Tacoma Intl-GTF Great Falls

6h 08m1 stop Salt Lake City

6:19 pm - 11:59 pmGTF Great Falls-SEA Seattle/Tacoma Intl

6h 40m1 stop Salt Lake City

$246Delta

Sat, Nov 7 - Wed, Nov 11

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

2h 04mnonstop

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

1h 54mnonstop

$309United Airlines

Fri, Oct 30 - Fri, Nov 6

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

2h 04mnonstop

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

1h 59mnonstop

$309United Airlines

Thu, Dec 10 - Sun, Dec 13

5:30 am - 12:38 pmSEA Seattle/Tacoma Intl-GTF Great Falls

6h 08m1 stop Salt Lake City

1:18 pm - 7:02 pmGTF Great Falls-SEA Seattle/Tacoma Intl

6h 44m1 stop Salt Lake City

$322Delta

Tue, Oct 27 - Tue, Nov 3

1:41 pm - 8:32 amLAX Los Angeles-GTF Great Falls

17h 51m1 stop Phoenix Sky Harbor Intl

11:26 am - 7:20 amGTF Great Falls-LAX Los Angeles

20h 54m1 stop Phoenix-Mesa Gateway

$364Multiple Airlines

Sat, Nov 14 - Sun, Nov 22

1:41 pm - 8:32 amLAX Los Angeles-GTF Great Falls

17h 51m1 stop Phoenix Sky Harbor Intl

11:26 am - 7:48 amGTF Great Falls-LAX Los Angeles

45h 22m2 stops Phoenix-Mesa Gateway Las Vegas Harry Reid Intl

$398Multiple Airlines

Sat, Nov 14 - Sun, Nov 22

Cheap last minute flights

Enter your travel dates to find the best prices.

12:57 pm - 5:47 pmDEN Denver Intl-GTF Great Falls

4h 50m1 stop Salt Lake City

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

4h 04m1 stop Salt Lake City

$403Delta

Sun, Oct 11 - Tue, Oct 20

10:45 am - 5:47 pmDEN Denver Intl-GTF Great Falls

7h 02m1 stop Salt Lake City

6:27 pm - 10:40 pmGTF Great Falls-DEN Denver Intl

4h 13m1 stop Salt Lake City

$403Delta

Sun, Oct 11 - Mon, Oct 19

12:57 pm - 5:47 pmDEN Denver Intl-GTF Great Falls

4h 50m1 stop Salt Lake City

5:40 am - 11:56 amGTF Great Falls-DEN Denver Intl

6h 16m1 stop Salt Lake City

$403Delta

Sun, Oct 11 - Sun, Oct 18

10:45 am - 5:47 pmDEN Denver Intl-GTF Great Falls

7h 02m1 stop Salt Lake City

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

4h 04m1 stop Salt Lake City

$403Delta

Mon, Oct 12 - Tue, Oct 20

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

1h 57mnonstop

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

2h 01mnonstop

$419United Airlines

Sat, Oct 10 - Wed, Oct 14

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

1h 56mnonstop

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

2h 01mnonstop

$479United Airlines

Sun, Oct 11 - Sun, Oct 18

2:20 pm - 9:22 pmSFO San Francisco-GTF Great Falls

6h 02m1 stop Denver Intl

6:15 am - 11:22 amGTF Great Falls-SFO San Francisco

6h 07m1 stop Denver Intl

$628United Airlines

Wed, Oct 7 - Tue, Oct 13

6:02 pm - 4:35 pmLAX Los Angeles-GTF Great Falls

21h 33m1 stop Seattle/Tacoma Intl

5:15 pm - 10:24 amGTF Great Falls-LAX Los Angeles

18h 09m2 stops Seattle/Tacoma Intl San Francisco

$740Alaska Airlines

Mon, Oct 12 - Tue, Oct 27

1:59 pm - 4:35 pmSEA Seattle/Tacoma Intl-GTF Great Falls

1h 36mnonstop

5:15 pm - 6:08 pmGTF Great Falls-SEA Seattle/Tacoma Intl

1h 53mnonstop

$778Alaska Airlines

Thu, Oct 8 - Fri, Oct 9

3:59 pm - 4:35 pmLAX Los Angeles-GTF Great Falls

23h 36m1 stop Seattle/Tacoma Intl

5:15 pm - 9:54 pmGTF Great Falls-LAX Los Angeles

5h 39m1 stop Seattle/Tacoma Intl

$796Alaska Airlines

Mon, Oct 12 - Tue, Oct 27

Recent direct flight deals from the United States to Great Falls

Enter your travel dates to find the best prices.

1:50 pm - 4:30 pmSEA Seattle/Tacoma Intl-GTF Great Falls

1h 40mnonstop

5:10 pm - 6:06 pmGTF Great Falls-SEA Seattle/Tacoma Intl

1h 56mnonstop

$186Alaska Airlines

Sat, Nov 14 - Tue, Nov 17

1:50 pm - 4:30 pmSEA Seattle/Tacoma Intl-GTF Great Falls

1h 40mnonstop

5:10 pm - 6:06 pmGTF Great Falls-SEA Seattle/Tacoma Intl

1h 56mnonstop

$207Alaska Airlines

Sat, Nov 14 - Tue, Nov 17

1:50 pm - 4:30 pmSEA Seattle/Tacoma Intl-GTF Great Falls

1h 40mnonstop

5:10 pm - 6:06 pmGTF Great Falls-SEA Seattle/Tacoma Intl

1h 56mnonstop

$217Alaska Airlines

Sat, Nov 14 - Mon, Nov 16

1:50 pm - 4:30 pmSEA Seattle/Tacoma Intl-GTF Great Falls

1h 40mnonstop

5:10 pm - 6:06 pmGTF Great Falls-SEA Seattle/Tacoma Intl

1h 56mnonstop

$292Alaska Airlines

Sat, Nov 7 - Wed, Nov 11

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

2h 04mnonstop

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

1h 54mnonstop

$309United Airlines

Tue, Nov 10 - Sat, Nov 14

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

2h 08mnonstop

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

1h 54mnonstop

$309United Airlines

Mon, Nov 2 - Mon, Nov 9

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

2h 08mnonstop

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

1h 54mnonstop

$309United Airlines

Thu, Nov 5 - Mon, Nov 9

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

2h 04mnonstop

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

1h 54mnonstop

$309United Airlines

Fri, Oct 30 - Fri, Nov 6

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

2h 04mnonstop

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

1h 59mnonstop

$309United Airlines

Thu, Dec 10 - Sun, Dec 13

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

2h 04mnonstop

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

1h 59mnonstop

$324United Airlines

Sat, Nov 21 - Tue, Nov 24

Fly from

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

SeattleGreat Falls

SEA Seattle/Tacoma Intl - GTF Great Falls

SEAGTF

Seattle/Tacoma Intl

Sat 11/14

1:50 pm-4:30 pm

Nonstop1h 40m

Great Falls

Tue 11/17

5:10 pm-6:06 pm

Nonstop1h 56m

$186

SeattleGreat Falls

SEA Seattle/Tacoma Intl - GTF Great Falls

SEAGTF

Seattle/Tacoma Intl

Sat 11/14

1:50 pm-4:30 pm

Nonstop1h 40m

Great Falls

Tue 11/17

5:10 pm-6:06 pm

Nonstop1h 56m

$207

SeattleGreat Falls

SEA Seattle/Tacoma Intl - GTF Great Falls

SEAGTF

Seattle/Tacoma Intl

Sat 11/14

1:50 pm-4:30 pm

Nonstop1h 40m

Great Falls

Mon 11/16

5:10 pm-6:06 pm

Nonstop1h 56m

$217

SeattleGreat Falls

SEA Seattle/Tacoma Intl - GTF Great Falls

SEAGTF

Seattle/Tacoma Intl

Wed 11/4

9:42 am-5:47 pm

1 stop7h 05m

Great Falls

Wed 11/11

6:19 pm-11:59 pm

1 stop6h 40m

$246

SeattleGreat Falls

SEA Seattle/Tacoma Intl - GTF Great Falls

SEAGTF

Seattle/Tacoma Intl

Sat 11/7

5:30 am-12:38 pm

1 stop6h 08m

Great Falls

Wed 11/11

6:19 pm-11:59 pm

1 stop6h 40m

$246

DenverGreat Falls

DEN Denver Intl - GTF Great Falls

DENGTF

Denver Intl

Fri 10/30

11:45 am-1:49 pm

Nonstop2h 04m

Great Falls

Fri 11/6

2:45 pm-4:39 pm

Nonstop1h 54m

$309

DenverGreat Falls

DEN Denver Intl - GTF Great Falls

DENGTF

Denver Intl

Thu 12/10

11:45 am-1:49 pm

Nonstop2h 04m

Great Falls

Sun 12/13

6:30 am-8:29 am

Nonstop1h 59m

$309

SeattleGreat Falls

SEA Seattle/Tacoma Intl - GTF Great Falls

SEAGTF

Seattle/Tacoma Intl

Tue 10/27

5:30 am-12:38 pm

1 stop6h 08m

Great Falls

Tue 11/3

1:18 pm-7:02 pm

1 stop6h 44m

$322

Los AngelesGreat Falls

LAX Los Angeles - GTF Great Falls

LAXGTF

Los Angeles

Sat 11/14

1:41 pm-8:32 am

1 stop17h 51m

Great Falls

Sun 11/22

11:26 am-7:20 am

1 stop20h 54m

$364

Los AngelesGreat Falls

LAX Los Angeles - GTF Great Falls

LAXGTF

Los Angeles

Sat 11/14

1:41 pm-8:32 am

1 stop17h 51m

Great Falls

Sun 11/22

11:26 am-7:48 am

2 stops45h 22m

$398

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

Great Falls flights insights and trends

Explore insights for your Great Falls flight to craft the best travel plan

Prices

Other information

What is the cheapest month to fly to Great Falls?

The month of January is another great option to travel to Great Falls, with average flight prices from United States averaging around $407.

What is the absolute cheapest flight to Great Falls?

The best deal found on momondo in the last two weeks was a flight to Great Falls from Denver for $299. This is 39% cheaper than most flight deals to Great Falls. To find the cheapest price to Great Falls from your area, use momondo’s Airport-to-Airport Pricing Tool.

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Cheapest flights to Great Falls

Find the cheapest flights to Great Falls from your nearest city or airport

Find flights from Los Angeles to Helena

Cheap Great Falls flight deals and tips

Summary info about Great Falls flight prices, duration and airlines

Best One-Way Price	$120
Best Round-Trip Price	$186
Fastest flight time	1h 40m
Popular in	March

The best one-way flight price to Great Falls from United States in the last 5 days is $120 (Los Angeles to Great Falls).

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The best round-trip flight price to Great Falls from United States in the last 5 days is $186 (Seattle/Tacoma Intl to Great Falls).

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The fastest flight to Great Falls from United States takes 1h 40m (Seattle/Tacoma Intl to Great Falls).

Search Deals

March has the highest demand for flights to Great Falls, with a 38% price increase on average.

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Frequently asked questions about flying to Great Falls

Is there an alternative airport near Great Falls?

Helena Airport can be an alternative airport used for travel to Great Falls.

Is there a cheaper alternative to flying into Great Falls?

You can find deals at Helena Airport for $488 on average, but that price can change based on your departure airport. To save money, try momondo’s Airport-to-Airport Pricing Tool.

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

Prices for flights to Great Falls Airport were last updated today.

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

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

How old do you have to be to fly 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 to 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.

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Why use momondo?

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

We help find the flight that best suits your needs; momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight for you.

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

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

How can momondo help me find flights to Great Falls?

momondo provides multiple filters to help you find the best flight to Great Falls. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are simply researching potential flights to Great Falls, momondo offers a useful price alert feature which will track prices for flights to Great Falls and alert you when they change.