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 13,139 reviews on momondo.

Delta Flights to Great Falls

Delta (7.8/10, 8,697 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 17 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 41m. Keep in mind that layovers or delays could extend your travel time.

$83 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

$222Alaska Airlines

Wed, Feb 3 - Sun, Feb 7

10:45 am - 12:27 pmSLC Salt Lake City-GTF Great Falls

1h 42mnonstop

5:30 am - 7:08 amGTF Great Falls-SLC Salt Lake City

1h 38mnonstop

$289Delta

Tue, Mar 9 - Sat, Mar 13

10:55 am - 12:39 pmSLC Salt Lake City-GTF Great Falls

1h 44mnonstop

6:19 pm - 7:59 pmGTF Great Falls-SLC Salt Lake City

1h 40mnonstop

$289Delta

Tue, Dec 1 - Sat, Dec 12

8:46 pm - 10:29 pmSLC Salt Lake City-GTF Great Falls

1h 43mnonstop

1:19 pm - 3:01 pmGTF Great Falls-SLC Salt Lake City

1h 42mnonstop

$289Delta

Wed, Dec 16 - Wed, Dec 23

2:45 pm - 9:34 pmSLC Salt Lake City-GTF Great Falls

6h 49m1 stop Denver Intl

2:25 pm - 8:51 pmGTF Great Falls-SLC Salt Lake City

6h 26m1 stop Denver Intl

$308United Airlines

Tue, Mar 9 - Sat, Mar 13

8:00 am - 1:49 pmSLC Salt Lake City-GTF Great Falls

5h 49m1 stop Denver Intl

2:47 pm - 10:15 pmGTF Great Falls-SLC Salt Lake City

7h 28m1 stop Denver Intl

$308United Airlines

Tue, Dec 1 - Sat, Dec 12

3:22 pm - 4:11 pmDEN Denver Intl-GTF Great Falls

24h 49m1 stop Seattle/Tacoma Intl

4:51 pm - 11:15 pmGTF Great Falls-DEN Denver Intl

6h 24m1 stop Seattle/Tacoma Intl

$308Alaska Airlines

Fri, Dec 4 - Sun, Dec 6

12:08 pm - 4:11 pmDEN Denver Intl-GTF Great Falls

28h 03m1 stop Seattle/Tacoma Intl

4:51 pm - 11:10 amGTF Great Falls-DEN Denver Intl

18h 19m1 stop Seattle/Tacoma Intl

$308Alaska Airlines

Fri, Dec 4 - Tue, Dec 8

11:21 am - 10:42 amDFW Dallas/Fort Worth-GTF Great Falls

24h 21m1 stop Phoenix Sky Harbor Intl

6:46 pm - 11:13 amGTF Great Falls-DFW Dallas/Fort Worth

15h 27m1 stop Phoenix-Mesa Gateway

$414Multiple Airlines

Sat, Dec 12 - Tue, Dec 22

11:23 am - 10:42 amDFW Dallas/Fort Worth-GTF Great Falls

24h 19m2 stops Denver Intl Phoenix Sky Harbor Intl

6:46 pm - 11:13 amGTF Great Falls-DFW Dallas/Fort Worth

15h 27m1 stop Phoenix-Mesa Gateway

$444Multiple Airlines

Sat, Dec 12 - Tue, Dec 22

Cheap last minute flights

Enter your travel dates to find the best prices.

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

$404United Airlines

Mon, Nov 9 - Sat, Nov 14

6:37 pm - 4:30 pmDEN Denver Intl-GTF Great Falls

21h 53m1 stop Seattle/Tacoma Intl

5:10 pm - 10:38 pmGTF Great Falls-DEN Denver Intl

5h 28m1 stop Seattle/Tacoma Intl

$418Alaska Airlines

Mon, Nov 9 - Wed, Nov 11

6:37 pm - 4:30 pmDEN Denver Intl-GTF Great Falls

21h 53m1 stop Seattle/Tacoma Intl

5:10 pm - 10:38 pmGTF Great Falls-DEN Denver Intl

5h 28m1 stop Seattle/Tacoma Intl

$418Alaska Airlines

Mon, Nov 9 - Sat, Nov 14

5:50 am - 12:41 pmSFO San Francisco-GTF Great Falls

5h 51m1 stop Salt Lake City

6:19 pm - 11:59 pmGTF Great Falls-SFO San Francisco

6h 40m1 stop Salt Lake City

$478Delta

Tue, Nov 10 - Thu, Nov 12

7:05 am - 5:39 pmSFO San Francisco-GTF Great Falls

9h 34m2 stops Los Angeles Salt Lake City

6:19 pm - 11:59 pmGTF Great Falls-SFO San Francisco

6h 40m1 stop Salt Lake City

$484Delta

Tue, Nov 10 - Thu, Nov 12

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

$504United Airlines

Tue, Nov 10 - Sat, Nov 14

5:50 am - 12:38 pmSFO San Francisco-GTF Great Falls

5h 48m1 stop Salt Lake City

5:40 am - 8:51 amGTF Great Falls-SFO San Francisco

4h 11m1 stop Salt Lake City

$518Delta

Fri, Nov 6 - Sun, Nov 8

9:03 am - 4:30 pmBOS Boston Logan Intl-GTF Great Falls

9h 27m1 stop Seattle/Tacoma Intl

5:10 pm - 5:40 amGTF Great Falls-BOS Boston Logan Intl

10h 30m1 stop Seattle/Tacoma Intl

$583Alaska Airlines

Tue, Nov 10 - Sat, Nov 14

4:19 pm - 9:38 pmBWI Baltimore/Washington-GTF Great Falls

7h 19m1 stop Denver Intl

6:30 am - 9:42 pmGTF Great Falls-BWI Baltimore/Washington

13h 12m2 stops Denver Intl Chicago O'Hare Intl

$609United Airlines

Mon, Nov 9 - Wed, Nov 11

8:23 am - 1:49 pmBWI Baltimore/Washington-GTF Great Falls

7h 26m1 stop Denver Intl

2:45 pm - 11:08 pmGTF Great Falls-BWI Baltimore/Washington

6h 23m1 stop Denver Intl

$623United Airlines

Tue, Nov 10 - Sat, Nov 14

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

$222Alaska Airlines

Wed, Feb 3 - Sun, Feb 7

8:46 pm - 10:29 pmSLC Salt Lake City-GTF Great Falls

1h 43mnonstop

1:19 pm - 3:01 pmGTF Great Falls-SLC Salt Lake City

1h 42mnonstop

$289Delta

Wed, Dec 16 - Wed, Dec 23

10:45 am - 12:27 pmSLC Salt Lake City-GTF Great Falls

1h 42mnonstop

5:30 am - 7:08 amGTF Great Falls-SLC Salt Lake City

1h 38mnonstop

$289Delta

Tue, Mar 9 - Sat, Mar 13

10:55 am - 12:39 pmSLC Salt Lake City-GTF Great Falls

1h 44mnonstop

6:19 pm - 7:59 pmGTF Great Falls-SLC Salt Lake City

1h 40mnonstop

$289Delta

Tue, Dec 1 - Sat, Dec 12

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

$329United Airlines

Fri, Dec 4 - Sun, Dec 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

$329United Airlines

Tue, Dec 1 - Tue, Dec 8

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

$349United Airlines

Fri, Nov 20 - Mon, Nov 23

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

1h 37mnonstop

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

2h 00mnonstop

$417Alaska Airlines

Thu, Dec 17 - Mon, Dec 21

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

$468Alaska Airlines

Sat, Nov 14 - Wed, Nov 18

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

$468Alaska Airlines

Wed, Nov 18 - Sun, Nov 22

Fly from

Route

Depart

Return

Price

Cheapest round-trip

SeattleGreat Falls

SEA Seattle/Tacoma Intl - GTF Great Falls

SEAGTF

Seattle/Tacoma Intl

Wed 2/3

12:52 pm-3:28 pm

Nonstop1h 36m

Great Falls

Sun 2/7

4:08 pm-4:59 pm

Nonstop1h 51m

$222

Quickest round-trip

Salt Lake CityGreat Falls

SLC Salt Lake City - GTF Great Falls

SLCGTF

Salt Lake City

Tue 3/9

10:45 am-12:27 pm

Nonstop1h 42m

Great Falls

Sat 3/13

5:30 am-7:08 am

Nonstop1h 38m

$289

Salt Lake CityGreat Falls

SLC Salt Lake City - GTF Great Falls

SLCGTF

Salt Lake City

Tue 12/1

10:55 am-12:39 pm

Nonstop1h 44m

Great Falls

Sat 12/12

6:19 pm-7:59 pm

Nonstop1h 40m

$289

Salt Lake CityGreat Falls

SLC Salt Lake City - GTF Great Falls

SLCGTF

Salt Lake City

Wed 12/16

8:46 pm-10:29 pm

Nonstop1h 43m

Great Falls

Wed 12/23

1:19 pm-3:01 pm

Nonstop1h 42m

$289

Salt Lake CityGreat Falls

SLC Salt Lake City - GTF Great Falls

SLCGTF

Salt Lake City

Tue 3/9

2:45 pm-9:34 pm

1 stop6h 49m

Great Falls

Sat 3/13

2:25 pm-8:51 pm

1 stop6h 26m

$308

Salt Lake CityGreat Falls

SLC Salt Lake City - GTF Great Falls

SLCGTF

Salt Lake City

Tue 12/1

8:00 am-1:49 pm

1 stop5h 49m

Great Falls

Sat 12/12

2:47 pm-10:15 pm

1 stop7h 28m

$308

DenverGreat Falls

DEN Denver Intl - GTF Great Falls

DENGTF

Denver Intl

Fri 12/4

3:22 pm-4:11 pm

1 stop24h 49m

Great Falls

Sun 12/6

4:51 pm-11:15 pm

1 stop6h 24m

$308

DenverGreat Falls

DEN Denver Intl - GTF Great Falls

DENGTF

Denver Intl

Fri 12/4

12:08 pm-4:11 pm

1 stop28h 03m

Great Falls

Tue 12/8

4:51 pm-11:10 am

1 stop18h 19m

$308

DallasGreat Falls

DFW Dallas/Fort Worth - GTF Great Falls

DFWGTF

Dallas/Fort Worth

Sat 12/12

11:21 am-10:42 am

1 stop24h 21m

Great Falls

Tue 12/22

6:46 pm-11:13 am

1 stop15h 27m

$414

DallasGreat Falls

DFW Dallas/Fort Worth - GTF Great Falls

DFWGTF

Dallas/Fort Worth

Sat 12/12

11:23 am-10:42 am

2 stops24h 19m

Great Falls

Tue 12/22

6:46 pm-11:13 am

1 stop15h 27m

$444

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 Seattle for $378. This is 22% 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	$83
Best Round-Trip Price	$289
Fastest flight time	5h 03m
Popular in	March

The best one-way flight price to Great Falls from United States in the last 5 days is $83 (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 $289 (Salt Lake City to Great Falls).

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The fastest flight to Great Falls from United States takes 5h 03m (Salt Lake City to Great Falls).

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March has the highest demand for flights to Great Falls, with a 41% 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 $486 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 November 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.