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 13,081 reviews on momondo.

Delta Flights to Great Falls

Delta (7.8/10, 8,662 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 5h 32m on average. Another popular route from United States to Great Falls is flying from Miami to Great Falls, which will take roughly 7h 41m. Keep in mind that layovers or delays could extend your travel time.

$139 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

$200Alaska 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

$212Alaska 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

$213Alaska Airlines

Sat, Nov 14 - Tue, Nov 17

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

$232United Airlines

Sun, Nov 15 - Fri, Nov 20

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

7h 21m1 stop Salt Lake City

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

6h 46m1 stop Salt Lake City

$241Delta

Sat, Dec 5 - Sun, Dec 6

11:30 am - 5:39 pmSEA Seattle/Tacoma Intl-GTF Great Falls

5h 09m1 stop Salt Lake City

5:30 am - 9:07 amGTF Great Falls-SEA Seattle/Tacoma Intl

4h 37m1 stop Salt Lake City

$246Delta

Sat, Nov 14 - Tue, Nov 17

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

$252United Airlines

Mon, Nov 16 - Fri, Nov 20

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

$252United Airlines

Wed, Nov 18 - Fri, Nov 20

7:00 am - 10:36 amDEN Denver Intl-GTF Great Falls

27h 36m1 stop Phoenix Sky Harbor Intl

11:26 am - 9:23 amGTF Great Falls-DEN Denver Intl

21h 57m1 stop Phoenix-Mesa Gateway

$299Multiple Airlines

Wed, Nov 18 - Sun, Nov 22

10:29 pm - 10:36 amDEN Denver Intl-GTF Great Falls

12h 07m1 stop Phoenix Sky Harbor Intl

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

14h 33m1 stop Phoenix-Mesa Gateway

$327Multiple Airlines

Wed, Nov 18 - Tue, Nov 24

Cheap last minute flights

Enter your travel dates to find the best prices.

5:25 am - 12:38 pmDEN Denver Intl-GTF Great Falls

7h 13m1 stop Salt Lake City

5:30 am - 9:44 amGTF Great Falls-DEN Denver Intl

4h 14m1 stop Salt Lake City

$403Delta

Fri, Oct 23 - Tue, Mar 16

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

$439United Airlines

Thu, Oct 22 - Sat, Oct 24

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

1h 56mnonstop

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

1h 54mnonstop

$439United Airlines

Thu, Oct 22 - Sun, Oct 25

8:20 am - 12:38 pmDEN Denver Intl-GTF Great Falls

4h 18m1 stop Salt Lake City

5:40 am - 9:45 amGTF Great Falls-DEN Denver Intl

4h 05m1 stop Salt Lake City

$458Delta

Thu, Oct 22 - Sat, Oct 24

8:20 am - 12:38 pmDEN Denver Intl-GTF Great Falls

4h 18m1 stop Salt Lake City

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

4h 13m1 stop Salt Lake City

$458Delta

Thu, Oct 22 - Sun, Oct 25

8:58 am - 1:41 pmDFW Dallas/Fort Worth-GTF Great Falls

5h 43m1 stop Denver Intl

2:45 pm - 8:43 pmGTF Great Falls-DFW Dallas/Fort Worth

4h 58m1 stop Denver Intl

$473United Airlines

Thu, Oct 22 - Mon, Nov 2

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

7h 02m1 stop Salt Lake City

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

6h 16m1 stop Salt Lake City

$518Delta

Thu, Oct 22 - Sat, Oct 24

12:31 pm - 4:35 pmDEN Denver Intl-GTF Great Falls

28h 04m2 stops San Diego Seattle/Tacoma Intl

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

5h 22m1 stop Seattle/Tacoma Intl

$797Alaska Airlines

Thu, Oct 22 - Sat, Oct 24

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

$798Alaska Airlines

Mon, Oct 19 - Fri, Oct 23

9:45 am - 4:35 pmDEN Denver Intl-GTF Great Falls

30h 50m2 stops San Diego Seattle/Tacoma Intl

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

5h 22m1 stop Seattle/Tacoma Intl

$867Alaska Airlines

Thu, Oct 22 - Sat, Oct 24

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

$200Alaska 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

$212Alaska 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

$213Alaska 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 - Tue, Nov 17

1:40 pm - 4:13 pmSEA Seattle/Tacoma Intl-GTF Great Falls

1h 33mnonstop

4:55 pm - 5:46 pmGTF Great Falls-SEA Seattle/Tacoma Intl

1h 51mnonstop

$217Alaska Airlines

Wed, Feb 24 - Wed, Mar 3

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

1h 40mnonstop

4:41 pm - 5:35 pmGTF Great Falls-SEA Seattle/Tacoma Intl

1h 54mnonstop

$227Alaska Airlines

Sun, Nov 15 - Sun, Nov 22

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

$232United Airlines

Sun, Nov 15 - Fri, Nov 20

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

$252United Airlines

Mon, Nov 16 - Fri, Nov 20

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

$252United Airlines

Wed, Nov 18 - Fri, Nov 20

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

$254United Airlines

Sat, Nov 14 - Sat, Nov 21

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

$200

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

$212

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

$213

DenverGreat Falls

DEN Denver Intl - GTF Great Falls

DENGTF

Denver Intl

Sun 11/15

11:45 am-1:49 pm

Nonstop2h 04m

Great Falls

Fri 11/20

6:30 am-8:29 am

Nonstop1h 59m

$232

SeattleGreat Falls

SEA Seattle/Tacoma Intl - GTF Great Falls

SEAGTF

Seattle/Tacoma Intl

Sat 12/5

9:18 am-5:39 pm

1 stop7h 21m

Great Falls

Sun 12/6

6:19 pm-12:05 am

1 stop6h 46m

$241

SeattleGreat Falls

SEA Seattle/Tacoma Intl - GTF Great Falls

SEAGTF

Seattle/Tacoma Intl

Sat 11/14

11:30 am-5:39 pm

1 stop5h 09m

Great Falls

Tue 11/17

5:30 am-9:07 am

1 stop4h 37m

$246

DenverGreat Falls

DEN Denver Intl - GTF Great Falls

DENGTF

Denver Intl

Mon 11/16

11:45 am-1:49 pm

Nonstop2h 04m

Great Falls

Fri 11/20

2:45 pm-4:39 pm

Nonstop1h 54m

$252

DenverGreat Falls

DEN Denver Intl - GTF Great Falls

DENGTF

Denver Intl

Wed 11/18

11:45 am-1:49 pm

Nonstop2h 04m

Great Falls

Fri 11/20

2:45 pm-4:39 pm

Nonstop1h 54m

$252

DenverGreat Falls

DEN Denver Intl - GTF Great Falls

DENGTF

Denver Intl

Wed 11/18

7:00 am-10:36 am

1 stop27h 36m

Great Falls

Sun 11/22

11:26 am-9:23 am

1 stop21h 57m

$299

DenverGreat Falls

DEN Denver Intl - GTF Great Falls

DENGTF

Denver Intl

Wed 11/18

10:29 pm-10:36 am

1 stop12h 07m

Great Falls

Tue 11/24

9:34 am-12:07 am

1 stop14h 33m

$327

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 44% 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	$139
Best Round-Trip Price	$200
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 $139 (Seattle/Tacoma Intl 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 $200 (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 40% 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 $550 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.

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.