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 7 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 12,953 reviews on momondo.

Delta Flights to Great Falls

Delta (7.8/10, 8,593 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 21 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 26m on average. Another popular route from United States to Great Falls is flying from Miami to Great Falls, which will take roughly 7h 29m. Keep in mind that layovers or delays could extend your travel time.

$144 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.

12:52 pm - 3:28 pmSEA Seattle/Tacoma Intl-GTF Great Falls

1h 36mnonstop

4:08 pm - 4:59 pmGTF Great Falls-SEA Seattle/Tacoma Intl

1h 51mnonstop

$201Alaska Airlines

Sat, Jan 9 - Sat, Jan 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

$207Alaska Airlines

Sat, Nov 7 - Tue, Nov 10

5:45 am - 12:27 pmSEA Seattle/Tacoma Intl-GTF Great Falls

5h 42m1 stop Salt Lake City

1:10 pm - 4:53 pmGTF Great Falls-SEA Seattle/Tacoma Intl

4h 43m1 stop Salt Lake City

$256Delta

Sat, Jan 9 - Sat, Jan 16

4:05 pm - 5:47 pmSLC Salt Lake City-GTF Great Falls

1h 42mnonstop

1:18 pm - 2:57 pmGTF Great Falls-SLC Salt Lake City

1h 39mnonstop

$269Delta

Fri, Oct 23 - Thu, Oct 29

9:01 pm - 10:40 pmSLC Salt Lake City-GTF Great Falls

1h 39mnonstop

6:27 pm - 8:09 pmGTF Great Falls-SLC Salt Lake City

1h 42mnonstop

$269Delta

Thu, Oct 22 - Fri, Oct 30

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

$279Alaska Airlines

Sun, Nov 1 - Sun, Nov 8

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

1h 57mnonstop

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

2h 03mnonstop

$309United Airlines

Thu, Oct 15 - Mon, Oct 19

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

1h 57mnonstop

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

1h 59mnonstop

$309United Airlines

Thu, Oct 22 - Sun, Oct 25

1:47 pm - 9:01 amSLC Salt Lake City-GTF Great Falls

19h 14m1 stop Phoenix Sky Harbor Intl

9:51 am - 7:57 pmGTF Great Falls-SLC Salt Lake City

10h 06m1 stop Phoenix-Mesa Gateway

$314Multiple Airlines

Sat, Oct 24 - Thu, Oct 29

10:11 pm - 9:01 amDFW Dallas/Fort Worth-GTF Great Falls

11h 50m1 stop Phoenix Sky Harbor Intl

9:51 am - 9:21 amGTF Great Falls-DFW Dallas/Fort Worth

22h 30m1 stop Phoenix-Mesa Gateway

$314Multiple Airlines

Wed, Oct 21 - Sun, Oct 25

Cheap last minute flights

Enter your travel dates to find the best prices.

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

1h 57mnonstop

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

2h 03mnonstop

$419United Airlines

Thu, Sep 24 - Mon, Sep 28

9:00 pm - 10:37 pmSLC Salt Lake City-GTF Great Falls

1h 37mnonstop

6:21 pm - 8:01 pmGTF Great Falls-SLC Salt Lake City

1h 40mnonstop

$459Delta

Fri, Sep 25 - Mon, Sep 28

2:34 pm - 9:22 pmSLC Salt Lake City-GTF Great Falls

6h 48m1 stop Denver Intl

2:37 pm - 9:11 pmGTF Great Falls-SLC Salt Lake City

6h 34m1 stop Denver Intl

$478United Airlines

Fri, Sep 25 - Mon, Sep 28

8:45 am - 1:41 pmATL Atlanta Hartsfield-Jackson-GTF Great Falls

6h 56m1 stop Denver Intl

6:15 am - 3:19 pmGTF Great Falls-ATL Atlanta Hartsfield-Jackson

7h 04m1 stop Denver Intl

$483United Airlines

Sat, Sep 26 - Sat, Oct 3

11:45 am - 9:22 pmATL Atlanta Hartsfield-Jackson-GTF Great Falls

11h 37m2 stops Houston George Bush Intcntl Denver Intl

6:15 am - 3:19 pmGTF Great Falls-ATL Atlanta Hartsfield-Jackson

7h 04m1 stop Denver Intl

$489United Airlines

Sat, Sep 26 - Sat, Oct 3

4:00 pm - 10:37 pmGRR Grand Rapids Gerald R. Ford Intl-GTF Great Falls

8h 37m2 stops Detroit Metropolitan Wayne County Salt Lake City

6:21 pm - 10:00 amGTF Great Falls-GRR Grand Rapids Gerald R. Ford Intl

13h 39m2 stops Salt Lake City Detroit Metropolitan Wayne County

$494Delta

Sat, Sep 26 - Mon, Oct 5

7:00 am - 12:35 pmGRR Grand Rapids Gerald R. Ford Intl-GTF Great Falls

7h 35m2 stops Minneapolis St Paul Salt Lake City

6:21 pm - 10:00 amGTF Great Falls-GRR Grand Rapids Gerald R. Ford Intl

13h 39m2 stops Salt Lake City Detroit Metropolitan Wayne County

$494Delta

Wed, Sep 23 - Mon, Oct 5

7:00 am - 4:39 pmCLE Cleveland Hopkins Intl-GTF Great Falls

11h 39m1 stop Seattle/Tacoma Intl

5:19 pm - 5:11 amGTF Great Falls-CLE Cleveland Hopkins Intl

9h 52m1 stop Seattle/Tacoma Intl

$651Alaska Airlines

Wed, Sep 23 - Mon, Sep 28

5:57 pm - 4:39 pmCLE Cleveland Hopkins Intl-GTF Great Falls

24h 42m1 stop Seattle/Tacoma Intl

5:19 pm - 5:11 amGTF Great Falls-CLE Cleveland Hopkins Intl

9h 52m1 stop Seattle/Tacoma Intl

$651Alaska Airlines

Fri, Sep 25 - Tue, Sep 29

4:19 pm - 4:39 pmATL Atlanta Hartsfield-Jackson-GTF Great Falls

26h 20m1 stop Seattle/Tacoma Intl

5:19 pm - 7:33 amGTF Great Falls-ATL Atlanta Hartsfield-Jackson

12h 14m1 stop Seattle/Tacoma Intl

$748Alaska Airlines

Mon, Sep 21 - Mon, Sep 28

Recent direct flight deals from the United States to Great Falls

Enter your travel dates to find the best prices.

12:52 pm - 3:28 pmSEA Seattle/Tacoma Intl-GTF Great Falls

1h 36mnonstop

4:08 pm - 4:59 pmGTF Great Falls-SEA Seattle/Tacoma Intl

1h 51mnonstop

$201Alaska Airlines

Sat, Jan 9 - Sat, Jan 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

$207Alaska Airlines

Sat, Nov 7 - Tue, Nov 10

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

1h 48mnonstop

1:18 pm - 2:57 pmGTF Great Falls-SLC Salt Lake City

1h 39mnonstop

$269Delta

Tue, Oct 20 - Mon, Oct 26

4:05 pm - 5:47 pmSLC Salt Lake City-GTF Great Falls

1h 42mnonstop

1:18 pm - 2:57 pmGTF Great Falls-SLC Salt Lake City

1h 39mnonstop

$269Delta

Fri, Oct 23 - Sun, Oct 25

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

1h 48mnonstop

6:27 pm - 8:09 pmGTF Great Falls-SLC Salt Lake City

1h 42mnonstop

$269Delta

Wed, Oct 21 - Mon, Oct 26

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

$279Alaska Airlines

Sun, Nov 1 - Sun, Nov 8

1:25 pm - 4:01 pmSEA Seattle/Tacoma Intl-GTF Great Falls

1h 36mnonstop

4:58 pm - 5:52 pmGTF Great Falls-SEA Seattle/Tacoma Intl

1h 54mnonstop

$292Alaska Airlines

Fri, Nov 20 - Tue, Dec 1

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

1h 57mnonstop

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

2h 03mnonstop

$309United Airlines

Thu, Oct 15 - Mon, Oct 19

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

1h 57mnonstop

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

1h 54mnonstop

$309United Airlines

Thu, Oct 22 - Mon, Oct 26

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

1h 57mnonstop

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

1h 59mnonstop

$309United Airlines

Sun, Oct 18 - Sun, Oct 25

Fly from

Route

Depart

Return

Price

Cheapest round-trip

SeattleGreat Falls

SEA Seattle/Tacoma Intl - GTF Great Falls

SEAGTF

Seattle/Tacoma Intl

Sat 1/9

12:52 pm-3:28 pm

Nonstop1h 36m

Great Falls

Sat 1/16

4:08 pm-4:59 pm

Nonstop1h 51m

$201

SeattleGreat Falls

SEA Seattle/Tacoma Intl - GTF Great Falls

SEAGTF

Seattle/Tacoma Intl

Sat 11/7

1:50 pm-4:30 pm

Nonstop1h 40m

Great Falls

Tue 11/10

5:10 pm-6:06 pm

Nonstop1h 56m

$207

SeattleGreat Falls

SEA Seattle/Tacoma Intl - GTF Great Falls

SEAGTF

Seattle/Tacoma Intl

Sat 1/9

5:45 am-12:27 pm

1 stop5h 42m

Great Falls

Sat 1/16

1:10 pm-4:53 pm

1 stop4h 43m

$256

Quickest round-trip

Salt Lake CityGreat Falls

SLC Salt Lake City - GTF Great Falls

SLCGTF

Salt Lake City

Fri 10/23

4:05 pm-5:47 pm

Nonstop1h 42m

Great Falls

Thu 10/29

1:18 pm-2:57 pm

Nonstop1h 39m

$269

Salt Lake CityGreat Falls

SLC Salt Lake City - GTF Great Falls

SLCGTF

Salt Lake City

Thu 10/22

9:01 pm-10:40 pm

Nonstop1h 39m

Great Falls

Fri 10/30

6:27 pm-8:09 pm

Nonstop1h 42m

$269

SeattleGreat Falls

SEA Seattle/Tacoma Intl - GTF Great Falls

SEAGTF

Seattle/Tacoma Intl

Sun 11/1

1:50 pm-4:30 pm

Nonstop1h 40m

Great Falls

Sun 11/8

5:10 pm-6:06 pm

Nonstop1h 56m

$279

DenverGreat Falls

DEN Denver Intl - GTF Great Falls

DENGTF

Denver Intl

Thu 10/15

7:25 pm-9:22 pm

Nonstop1h 57m

Great Falls

Mon 10/19

2:37 pm-4:40 pm

Nonstop2h 03m

$309

DenverGreat Falls

DEN Denver Intl - GTF Great Falls

DENGTF

Denver Intl

Thu 10/22

7:25 pm-9:22 pm

Nonstop1h 57m

Great Falls

Sun 10/25

6:30 am-8:29 am

Nonstop1h 59m

$309

Salt Lake CityGreat Falls

SLC Salt Lake City - GTF Great Falls

SLCGTF

Salt Lake City

Sat 10/24

1:47 pm-9:01 am

1 stop19h 14m

Great Falls

Thu 10/29

9:51 am-7:57 pm

1 stop10h 06m

$314

DallasGreat Falls

DFW Dallas/Fort Worth - GTF Great Falls

DFWGTF

Dallas/Fort Worth

Wed 10/21

10:11 pm-9:01 am

1 stop11h 50m

Great Falls

Sun 10/25

9:51 am-9:21 am

1 stop22h 30m

$314

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 $308. 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.

See prices from:

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

CHEAPEST MONTH TO FLY TO GREAT FALLS FROM LOS ANGELES	May	54% cheaper	Flying from Los Angeles to Great Falls costs on average just $169 in May
MOST EXPENSIVE MONTH TO FLY TO GREAT FALLS FROM LOS ANGELES	December	93% more expensive	It costs about $697 for flights to Great Falls from Los Angeles in December
MOST POPULAR MONTH TO FLY TO GREAT FALLS FROM LOS ANGELES	July	1,200% more users visited	More momondo users searched in flights to Great Falls from Los Angeles in July than any other month

Cheap Great Falls flight deals and tips

Summary info about Great Falls flight prices, duration and airlines

Best One-Way Price	$144
Best Round-Trip Price	$201
Fastest flight time	1h 37m
Popular in	March

The best one-way flight price to Great Falls from United States in the last 5 days is $144 (Salt Lake City 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 $201 (Seattle/Tacoma Intl to Great Falls).

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The fastest flight to Great Falls from United States takes 1h 37m (Seattle/Tacoma Intl to Great Falls).

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March has the highest demand for flights to Great Falls, with a 44% 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 $502 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 September 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.

Shelby

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.