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 41m on average. Another popular route from United States to Great Falls is flying from San Francisco to Great Falls, which will take roughly 6h 14m. Keep in mind that layovers or delays could extend your travel time.

What airlines fly to Great Falls?

United Airlines, Delta and Alaska Airlines are the top three most popular airlines that fly to Great Falls from United States according to our data. United Airlines is the first choice among our users, with 55% of people opting to fly with this airline when traveling to Great Falls. Keep in mind that there are 4 different airlines that fly to Great Falls on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from United States to Great Falls?

Alaska Airlines, Delta, and United Airlines are the most popular carriers operating from United States to Great Falls

How many flights depart from United States to Great Falls on average per week?

As of September 2026, there are 16 flights per week flying from United States to Great Falls. The most common day of the week flights depart is Thu, with 25% of flights taking off on this day.

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

Prices for flights from United States to Great Falls Airport are refreshed on a daily basis.

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

As of September 2026, there are 3 operators available to choose from for flights from United States to Great Falls Airport.

How old do you have to be to fly from United States to Great Falls Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from United States to Great Falls Airport.

What documentation or ID do you need to fly to Great Falls Airport?

The travel and health documents required for your trip to Great Falls Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Great Falls Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$134 Cheap Flights from the United States to Great Falls in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from the United States to Great Falls

Round-trip

One-way

Last minute

Direct

Recent round-trip 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

$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

$207Alaska Airlines

Sat, Nov 7 - Tue, Nov 10

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

$207Alaska Airlines

Wed, Mar 3 - Wed, Mar 10

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

1h 56mnonstop

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

1h 59mnonstop

$309United Airlines

Thu, Oct 22 - Mon, Oct 26

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 - Sun, Oct 18

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, Oct 29 - Mon, Nov 2

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

4h 50m1 stop Salt Lake City

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

4h 13m1 stop Salt Lake City

$328Delta

Wed, Oct 14 - Mon, Oct 19

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

7h 02m1 stop Salt Lake City

6:19 pm - 11:09 pmGTF Great Falls-DEN Denver Intl

4h 50m1 stop Salt Lake City

$328Delta

Fri, Nov 6 - Fri, Nov 13

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

$328Delta

Sat, Oct 17 - Thu, Oct 22

10:03 pm - 10:36 amDFW Dallas/Fort Worth-GTF Great Falls

37h 33m2 stops Las Vegas Harry Reid Intl Phoenix Sky Harbor Intl

9:34 am - 11:01 pmGTF Great Falls-DFW Dallas/Fort Worth

12h 27m1 stop Phoenix-Mesa Gateway

$517Multiple Airlines

Tue, Nov 17 - Tue, Nov 24

Recent last minute flight deals from the United States to Great Falls

Enter your travel dates to find the best prices.

5:45 am - 12:35 pmSFO San Francisco-GTF Great Falls

5h 50m1 stop Salt Lake City

6:21 pm - 11:59 pmGTF Great Falls-SFO San Francisco

6h 38m1 stop Salt Lake City

$458Delta

Wed, Sep 30 - Fri, Oct 2

5:45 am - 12:35 pmSFO San Francisco-GTF Great Falls

5h 50m1 stop Salt Lake City

1:15 pm - 9:34 pmGTF Great Falls-SFO San Francisco

9h 19m2 stops Salt Lake City Los Angeles

$464Delta

Wed, Sep 30 - Fri, Oct 2

6:23 am - 5:41 pmSFO San Francisco-GTF Great Falls

10h 18m2 stops Seattle/Tacoma Intl Salt Lake City

1:15 pm - 11:51 pmGTF Great Falls-SFO San Francisco

11h 36m2 stops Salt Lake City Seattle/Tacoma Intl

$469Delta

Wed, Sep 30 - Fri, Oct 2

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

$479United Airlines

Mon, Sep 28 - Mon, Oct 5

5:41 pm - 4:39 pmDEN Denver Intl-GTF Great Falls

22h 58m1 stop Seattle/Tacoma Intl

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

5h 22m1 stop Seattle/Tacoma Intl

$528Alaska Airlines

Mon, Sep 28 - Mon, Oct 5

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

5h 43m1 stop Denver Intl

2:37 pm - 8:46 pmGTF Great Falls-DFW Dallas/Fort Worth

5h 09m1 stop Denver Intl

$548United Airlines

Sat, Sep 26 - Mon, Sep 28

5:00 pm - 9:22 pmDFW Dallas/Fort Worth-GTF Great Falls

5h 22m1 stop Denver Intl

2:37 pm - 10:59 pmGTF Great Falls-DFW Dallas/Fort Worth

7h 22m2 stops Denver Intl Houston George Bush Intcntl

$554United Airlines

Sat, Sep 26 - Mon, Sep 28

10:35 am - 10:37 pmPHL Philadelphia-GTF Great Falls

14h 02m2 stops Atlanta Hartsfield-Jackson Salt Lake City

6:21 pm - 6:05 amGTF Great Falls-PHL Philadelphia

9h 44m1 stop Salt Lake City

$569Delta

Tue, Sep 29 - Mon, Oct 5

9:03 am - 4:39 pmSFO San Francisco-GTF Great Falls

6h 36m1 stop Seattle/Tacoma Intl

5:19 pm - 1:59 pmGTF Great Falls-SFO San Francisco

21h 40m2 stops Seattle/Tacoma Intl Las Vegas Harry Reid Intl

$671Alaska Airlines

Wed, Sep 30 - Fri, Oct 2

6:20 am - 4:39 pmDFW Dallas/Fort Worth-GTF Great Falls

11h 19m1 stop Seattle/Tacoma Intl

5:19 pm - 2:53 pmGTF Great Falls-DFW Dallas/Fort Worth

20h 34m1 stop Seattle/Tacoma Intl

$714Alaska Airlines

Mon, Sep 28 - Tue, Sep 29

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United Airlines flights from United States to Great Falls

Our best United Airlines deals on United States to Great Falls flight tickets

United Airlines

Oct 15

DEN7:25 pmDenver Intl

1h 57m

GTF9:22 pmGreat Falls

Oct 18

GTF2:37 pmGreat Falls

2h 03m

DEN4:40 pmDenver Intl

$309

United Airlines

Oct 14

DEN7:25 pmDenver Intl

1h 57m

GTF9:22 pmGreat Falls

Nov 5

GTF2:45 pmGreat Falls

1h 54m

DEN4:39 pmDenver Intl

$329

United Airlines

Nov 5

STL8:50 amLambert-St Louis

5h 59m

1 stop

GTF1:49 pmGreat Falls

Nov 9

GTF2:45 pmGreat Falls

5h 14m

1 stop

STL8:59 pmLambert-St Louis

$348

Alaska Airlines flights from United States to Great Falls

Our best Alaska Airlines deals on United States to Great Falls flight tickets

Alaska Airlines

Nov 7

SEA1:50 pmSeattle/Tacoma Intl

1h 40m

GTF4:30 pmGreat Falls

Nov 10

GTF5:10 pmGreat Falls

1h 56m

SEA6:06 pmSeattle/Tacoma Intl

$207

Alaska Airlines

Jan 5

DEN7:54 pmDenver Intl

19h 34m

1 stop

GTF3:28 pmGreat Falls

Jan 12

GTF4:08 pmGreat Falls

7h 09m

1 stop

DEN11:17 pmDenver Intl

$308

Alaska Airlines

Nov 11

SFO10:39 amSan Francisco

4h 51m

1 stop

GTF4:30 pmGreat Falls

Nov 14

GTF5:10 pmGreat Falls

5h 37m

1 stop

SFO9:47 pmSan Francisco

$352

momondo Fare Finder

Use the filters below to find and compare flights from the United States to Great Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest 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

$207

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

Quickest round-trip

SeattleGreat Falls

SEA Seattle/Tacoma Intl - GTF Great Falls

SEAGTF

Seattle/Tacoma Intl

Wed 3/3

1:40 pm-4:13 pm

Nonstop1h 33m

Great Falls

Wed 3/10

4:55 pm-5:46 pm

Nonstop1h 51m

$207

DenverGreat Falls

DEN Denver Intl - GTF Great Falls

DENGTF

Denver Intl

Thu 10/22

11:45 am-1:41 pm

Nonstop1h 56m

Great Falls

Mon 10/26

6:30 am-8:29 am

Nonstop1h 59m

$309

DenverGreat Falls

DEN Denver Intl - GTF Great Falls

DENGTF

Denver Intl

Thu 10/15

7:25 pm-9:22 pm

Nonstop1h 57m

Great Falls

Sun 10/18

2:37 pm-4:40 pm

Nonstop2h 03m

$309

DenverGreat Falls

DEN Denver Intl - GTF Great Falls

DENGTF

Denver Intl

Thu 10/29

7:30 pm-9:38 pm

Nonstop2h 08m

Great Falls

Mon 11/2

2:45 pm-4:39 pm

Nonstop1h 54m

$309

DenverGreat Falls

DEN Denver Intl - GTF Great Falls

DENGTF

Denver Intl

Wed 10/14

12:57 pm-5:47 pm

1 stop4h 50m

Great Falls

Mon 10/19

6:27 pm-10:40 pm

1 stop4h 13m

$328

DenverGreat Falls

DEN Denver Intl - GTF Great Falls

DENGTF

Denver Intl

Fri 11/6

10:45 am-5:47 pm

1 stop7h 02m

Great Falls

Fri 11/13

6:19 pm-11:09 pm

1 stop4h 50m

$328

DenverGreat Falls

DEN Denver Intl - GTF Great Falls

DENGTF

Denver Intl

Sat 10/17

10:45 am-5:47 pm

1 stop7h 02m

Great Falls

Thu 10/22

6:27 pm-10:40 pm

1 stop4h 13m

$328

DallasGreat Falls

DFW Dallas/Fort Worth - GTF Great Falls

DFWGTF

Dallas/Fort Worth

Tue 11/17

10:03 pm-10:36 am

2 stops37h 33m

Great Falls

Tue 11/24

9:34 am-11:01 pm

1 stop12h 27m

$517

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from United States to Great Falls

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

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Other information

What is the cheapest month to fly to Great Falls?

The month of April is another great option to travel to Great Falls, with average flight prices from United States averaging around $383.

What is the cheapest United States to Great Falls flight route?

Fly from Las Vegas Harry Reid Intl to Great Falls for the best United States - Great Falls flight prices

What cabin class options are available on United States to Great Falls flights?

There is only 1 cabin class available to choose from on United States to Great Falls flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on United States to Great Falls flights?

You could potentially save up to 2% on your flight if you consider stops on a United States to Great Falls flight.

Cheap United States to Great Falls flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United States to Great Falls

Best Price Found	$134
Fastest flight time	1h 37m
Direct flights	Every day
Airports in Great Falls	1 airport

The best one-way flight to Great Falls from United States in the past 72 hours is $134. The best round-trip flight deal from United States to Great Falls found on momondo in the last 72 hours is $207.

The fastest flight from United States to Great Falls takes 1h 37m

Direct flights go from United States to Great Falls every day.

There is 1 airport in Great Falls. From United States there are direct flights to Great Falls (GTF).

Search flight deals

Frequently asked questions about flying from the United States to Great Falls

When did momondo last update prices for flights from United States to Great Falls Airport?
Prices for flights from United States to Great Falls Airport are refreshed on a daily basis.
How many operators does momondo search for flights from United States to Great Falls Airport?
As of September 2026, there are 3 operators available to choose from for flights from United States to Great Falls Airport.
How old do you have to be to fly from United States to Great Falls Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from United States to Great Falls Airport.
What documentation or ID do you need to fly to Great Falls Airport?
The travel and health documents required for your trip to Great Falls Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Great Falls Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from United States to Great Falls?
Based on momondo bookings for flights between United States and Great Falls, the leading plane model is Airbus A320-100/200, making up 42.18% of the total bookings. Other popular models include Airbus A319 with 40.14%, Embraer 175 (Enhanced Winglets) with 14.29%, and Embraer 175 with 1.36%.

Best airlines flying from United States to Great Falls

Compare and see reviews for airlines that fly from United States to Great Falls with momondo

Airline	Rating	Free Cancellation	Price
Allegiant Air	PriceFrom $82	Free Cancellation	Rating 7.3 677 reviews	Search Allegiant Air flights
Delta	PriceFrom $194	Free Cancellation	Rating 7.8 8,599 reviews	Search Delta flights
Alaska Airlines	PriceFrom $259	Free Cancellation	Rating 7.9 12,966 reviews	Search Alaska Airlines flights
United Airlines	PriceFrom $328	Free Cancellation	Rating 7.4 10,234 reviews	Search United Airlines flights

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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 from United States to Great Falls for you.

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

Yes. momondo allows you to filter the results for United States to Great Falls flights to just show those with flexible booking policies.

How can momondo help me find flights from United States to Great Falls?

Once you have performed a search for United States to Great Falls flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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Airports servicing Montana

Billings Logan Intl Airport

Butte Silver Bow Co Airport

Bozeman Gallatin Field Airport

Kalispell Glacier Park Airport

Glendive Mont Dawson Airport

Glasgow Airport

Helena Airport

Havre City County Airport

Missoula Johnson-Bell Field Airport

Wolf Point Airport

Sidney Richland Municipal Airport

West Yellowstone Airport

Cheap flights from the United States to Great Falls from $134

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United States to Great Falls departing on 11/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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United Airlines flights from United States to Great Falls

Our best United Airlines deals on United States to Great Falls flight tickets

Alaska Airlines flights from United States to Great Falls

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How to get the cheapest flight ticket from United States to Great Falls

What is the cheapest month to fly to Great Falls?

What is the cheapest United States to Great Falls flight route?

What cabin class options are available on United States to Great Falls flights?

Can stopping save me money on United States to Great Falls flights?

What is the cheapest airline that flies from United States to Great Falls?

What airlines fly to Great Falls?

How many flights depart from United States to Great Falls on average per week?

How long does it take to fly to Great Falls?

Cheap United States to Great Falls flight deals and tips

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Airports in Great Falls

Frequently asked questions about flying from the United States to Great Falls

Best airlines flying from United States to Great Falls

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Traveling to a place near Great Falls?

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An easier way to manage your Great Falls trip

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Fly your favorite airline to Great Falls

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Cabin classes currently available on flights to Great Falls

List of cabin classes available on flights landing in Great Falls. Availability may vary depending on flight origin and airline.

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