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 6 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 $234 (San Francisco to Great Falls). Users have rated Alaska Airlines 8.0/10 in over 11,769 reviews on momondo.

Delta Flights to Great Falls

Delta (7.9/10, 8,087 reviews) is also a popular choice for flights to Great Falls, with deals from as low as $144 from Atlanta Hartsfield-Jackson, round-trip. With 19 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 28m on average. Another popular route from United States to Great Falls is flying from Miami to Great Falls, which will take roughly 7h 33m. Keep in mind that layovers or delays could extend your travel time.

$94 Cheap Flights to Great Falls in 2026

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Find the cheapest flights from the United States to Great Falls

Round-trip

One-way

Last minute

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Cheap round-trip flights

Enter your travel dates to find the best prices.

3:11 pm - 5:48 pm

SEA

GTF

1h 37mnonstop

6:28 pm - 7:21 pm

GTF

SEA

1h 53mnonstop

$147Alaska Airlines

Sat, Feb 21 - Wed, Feb 25

1:36 pm - 4:17 pm

SEA

GTF

1h 41mnonstop

5:06 pm - 5:59 pm

GTF

SEA

1h 53mnonstop

$167Alaska Airlines

Fri, Mar 6 - Mon, Mar 30

5:30 am - 12:30 pm

SEA

GTF

6h 00m

1 stop

6:22 pm - 12:03 am

GTF

SEA

6h 41m

1 stop

$196Delta

Fri, Mar 6 - Mon, Mar 30

7:00 am - 4:17 pm

DEN

GTF

9h 17m

1 stop

4:57 pm - 11:59 pm

GTF

DEN

7h 02m

1 stop

$198Alaska Airlines

Thu, Feb 26 - Mon, Mar 2

1:49 pm - 4:26 pm

SEA

GTF

1h 37mnonstop

5:06 pm - 5:59 pm

GTF

SEA

1h 53mnonstop

$212Alaska Airlines

Fri, Mar 20 - Sun, Mar 22

6:26 pm - 4:28 pm

LAX

GTF

21h 02m

1 stop

5:18 pm - 8:22 am

GTF

LAX

16h 04m

1 stop

$225Multiple Airlines

Thu, Feb 5 - Mon, Feb 9

5:01 pm - 10:30 pm

SFO

GTF

4h 29m

1 stop

6:22 pm - 11:59 pm

GTF

SFO

6h 37m

1 stop

$244Delta

Tue, Mar 10 - Tue, Mar 17

6:26 pm - 4:28 pm

LAX

GTF

21h 02m

1 stop

5:18 pm - 3:45 pm

GTF

LAX

23h 27m

2 stops

$259Multiple Airlines

Thu, Feb 5 - Mon, Feb 9

11:30 am - 1:43 pm

DEN

GTF

2h 13mnonstop

6:25 am - 8:40 am

GTF

DEN

2h 15mnonstop

$269United Airlines

Thu, Feb 26 - Mon, Mar 2

2:21 pm - 9:17 pm

IAD

GTF

8h 56m

1 stop

2:30 pm - 11:34 pm

GTF

IAD

7h 04m

1 stop

$323United Airlines

Wed, Apr 1 - Wed, Apr 8

Fly from

Route

Depart

Return

Price

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Sat 2/21

3:11 pm-5:48 pm

Nonstop1h 37m

Great Falls

Wed 2/25

6:28 pm-7:21 pm

Nonstop1h 53m

$147

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Fri 3/6

1:36 pm-4:17 pm

Nonstop1h 41m

Great Falls

Mon 3/30

5:06 pm-5:59 pm

Nonstop1h 53m

$167

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Fri 3/6

5:30 am-12:30 pm

1 stop6h 00m

Great Falls

Mon 3/30

6:22 pm-12:03 am

1 stop6h 41m

$196

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Thu 2/26

7:00 am-4:17 pm

1 stop9h 17m

Great Falls

Mon 3/2

4:57 pm-11:59 pm

1 stop7h 02m

$198

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Fri 3/20

1:49 pm-4:26 pm

Nonstop1h 37m

Great Falls

Sun 3/22

5:06 pm-5:59 pm

Nonstop1h 53m

$212

Los AngelesGreat Falls

LAX - GTF

LAXGTF

Los Angeles

Thu 2/5

6:26 pm-4:28 pm

1 stop21h 02m

Great Falls

Mon 2/9

5:18 pm-8:22 am

1 stop16h 04m

$225

San FranciscoGreat Falls

SFO - GTF

SFOGTF

San Francisco

Tue 3/10

5:01 pm-10:30 pm

1 stop4h 29m

Great Falls

Tue 3/17

6:22 pm-11:59 pm

1 stop6h 37m

$244

Los AngelesGreat Falls

LAX - GTF

LAXGTF

Los Angeles

Thu 2/5

6:26 pm-4:28 pm

1 stop21h 02m

Great Falls

Mon 2/9

5:18 pm-3:45 pm

2 stops23h 27m

$259

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Thu 2/26

11:30 am-1:43 pm

Nonstop2h 13m

Great Falls

Mon 3/2

6:25 am-8:40 am

Nonstop2h 15m

$269

Washington, D.C.Great Falls

IAD - GTF

IADGTF

Washington, D.C. Dulles Intl

Wed 4/1

2:21 pm-9:17 pm

1 stop8h 56m

Great Falls

Wed 4/8

2:30 pm-11:34 pm

1 stop7h 04m

$323

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 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 $285. This is 18% 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 Great Falls

CHEAPEST MONTH TO FLY TO GREAT FALLS FROM LOS ANGELES	September	26% cheaper	Flying from Los Angeles to Great Falls costs on average just $316 in September
MOST EXPENSIVE MONTH TO FLY TO GREAT FALLS FROM LOS ANGELES	December	63% 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	300% 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	$94
Best Round-Trip Price	$147
Fastest flight time	1h 37m
Popular in	January

The best one-way flight price to Great Falls from United States in the last 72 hours is $94 (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 72 hours is $147 (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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January has the highest demand for flights to Great Falls, with a 21% price increase on average.

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Frequently asked questions about flying to Great Falls

When are the weather conditions best for skiing in Great Falls?

Most people head to the ski mountains during January, when the chance of fresh snow and ideal temperatures are most likely. Ski mountains such as Big Sky Resort are very popular in Great Falls. If you are planning a ski trip to multiple mountains, Whitefish Mountain Ski Resort is a recommended attraction in the Great Falls area.

What is the cheapest month to fly to Great Falls?

The month of August is another great option to travel to Great Falls, with average flight prices from United States averaging around $532.

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 $346 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 January 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.