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 San Francisco and flying into Great Falls (one of the most popular routes), then the duration is 5h 33m on average. Another popular route from United States to Great Falls is flying from Miami to Great Falls, which will take roughly 7h 21m. Keep in mind that layovers or delays could extend your travel time.

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

As of September 2025, there are 68 flights per week flying from United States to Great Falls. The most common day of the week flights depart is Mon, with 15% of flights taking off on this day.

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

9 flights are operational daily from United States to Great Falls as of September 2025. The most popular departure time for this route is 11:00AM, with 53% of flights per day taking off in the evening.

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

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 53% 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.

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 2025, 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.

$114 Cheap Flights from the United States to Great Falls in 2025/26

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Find the cheapest flights from the United States to Great Falls

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Recent round-trip flight deals from the United States to Great Falls

3:00 pm - 5:35 pmSEA-GTF

1h 35mnonstop

6:50 pm - 7:42 pmGTF-SEA

1h 52mnonstop

$177Alaska Airlines

Find Deal

Wed, Oct 22 - Thu, Oct 30

5:25 am - 12:28 pmSEA-GTF

6h 03m1 stop

6:09 pm - 11:59 pmGTF-SEA

6h 50m1 stop

$196Delta

Find Deal

Sat, Oct 11 - Mon, Oct 13

3:00 pm - 5:35 pmSEA-GTF

1h 35mnonstop

6:15 pm - 7:10 pmGTF-SEA

1h 55mnonstop

$207Hawaiian Airlines

Find Deal

Fri, Oct 17 - Sun, Oct 19

7:15 pm - 9:11 pmDEN-GTF

1h 56mnonstop

7:00 am - 8:55 amGTF-DEN

1h 55mnonstop

$209United Airlines

Find Deal

Sun, Oct 12 - Sun, Oct 19

3:54 pm - 10:30 pmDEN-GTF

6h 36m1 stop

6:10 pm - 10:31 pmGTF-DEN

4h 21m1 stop

$218Delta

Find Deal

Wed, Dec 3 - Sun, Dec 14

11:25 am - 5:44 pmSEA-GTF

5h 19m1 stop

1:10 pm - 5:00 pmGTF-SEA

4h 50m1 stop

$226Delta

Find Deal

Fri, Jan 23 - Sun, Jan 25

5:45 am - 12:25 pmDEN-GTF

6h 40m1 stop

6:09 pm - 10:25 pmGTF-DEN

4h 16m1 stop

$228Delta

Find Deal

Fri, Oct 3 - Mon, Oct 6

4:19 pm - 6:55 pmSEA-GTF

1h 36mnonstop

7:35 pm - 8:25 pmGTF-SEA

1h 50mnonstop

$232Alaska Airlines

Find Deal

Wed, Dec 3 - Sun, Dec 14

7:15 pm - 9:11 pmDEN-GTF

1h 56mnonstop

7:00 am - 8:55 amGTF-DEN

1h 55mnonstop

$249United Airlines

Find Deal

Fri, Sep 26 - Tue, Sep 30

8:53 am - 5:35 pmIAD-GTF

10h 42m1 stop

6:50 pm - 6:23 amGTF-IAD

9h 33m1 stop

$439Hawaiian Airlines

Find Deal

Fri, Oct 17 - Wed, Oct 29

Alaska Airlines flights from United States to Great Falls

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

Alaska Airlines

Oct 22

SEA3:00 pmSeattle/Tacoma Intl

1h 35m

GTF5:35 pmGreat Falls

Oct 30

GTF6:50 pmGreat Falls

1h 52m

SEA7:42 pmSeattle/Tacoma Intl

$177

Find similar

Alaska Airlines

Dec 3

SEA4:19 pmSeattle/Tacoma Intl

1h 36m

GTF6:55 pmGreat Falls

Dec 14

GTF7:35 pmGreat Falls

1h 50m

SEA8:25 pmSeattle/Tacoma Intl

$232

Find similar

Alaska Airlines

Oct 16

SLC8:58 pmSalt Lake City

20h 37m

1 stop

GTF5:35 pmGreat Falls

Oct 19

GTF6:15 pmGreat Falls

15h 55m

1 stop

SLC10:10 amSalt Lake City

$268

Find similar

Hawaiian Airlines flights from United States to Great Falls

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

Hawaiian Airlines

Oct 17

SEA3:00 pmSeattle/Tacoma Intl

1h 35m

GTF5:35 pmGreat Falls

Oct 19

GTF6:15 pmGreat Falls

1h 55m

SEA7:10 pmSeattle/Tacoma Intl

$207

Find similar

Hawaiian Airlines

Oct 17

IAD8:53 amWashington, D.C. Dulles Intl

10h 42m

1 stop

GTF5:35 pmGreat Falls

Oct 29

GTF6:50 pmGreat Falls

9h 33m

1 stop

IAD6:23 amWashington, D.C. Dulles Intl

$439

Find similar

Hawaiian Airlines

Oct 17

IAD8:53 amWashington, D.C. Dulles Intl

10h 42m

1 stop

GTF5:35 pmGreat Falls

Oct 29

GTF6:50 pmGreat Falls

9h 33m

1 stop

IAD6:23 amWashington, D.C. Dulles Intl

$465

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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

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Wed 10/22

3:00 pm-5:35 pm

Nonstop1h 35m

Great Falls

Thu 10/30

6:50 pm-7:42 pm

Nonstop1h 52m

$177

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Sat 10/11

5:25 am-12:28 pm

1 stop6h 03m

Great Falls

Mon 10/13

6:09 pm-11:59 pm

1 stop6h 50m

$196

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Fri 10/17

3:00 pm-5:35 pm

Nonstop1h 35m

Great Falls

Sun 10/19

6:15 pm-7:10 pm

Nonstop1h 55m

$207

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Sun 10/12

7:15 pm-9:11 pm

Nonstop1h 56m

Great Falls

Sun 10/19

7:00 am-8:55 am

Nonstop1h 55m

$209

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Wed 12/3

3:54 pm-10:30 pm

1 stop6h 36m

Great Falls

Sun 12/14

6:10 pm-10:31 pm

1 stop4h 21m

$218

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Fri 1/23

11:25 am-5:44 pm

1 stop5h 19m

Great Falls

Sun 1/25

1:10 pm-5:00 pm

1 stop4h 50m

$226

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Fri 10/3

5:45 am-12:25 pm

1 stop6h 40m

Great Falls

Mon 10/6

6:09 pm-10:25 pm

1 stop4h 16m

$228

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Wed 12/3

4:19 pm-6:55 pm

Nonstop1h 36m

Great Falls

Sun 12/14

7:35 pm-8:25 pm

Nonstop1h 50m

$232

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Fri 9/26

7:15 pm-9:11 pm

Nonstop1h 56m

Great Falls

Tue 9/30

7:00 am-8:55 am

Nonstop1h 55m

$249

Washington, D.C.Great Falls

IAD - GTF

IADGTF

Washington, D.C. Dulles Intl

Fri 10/17

8:53 am-5:35 pm

1 stop10h 42m

Great Falls

Wed 10/29

6:50 pm-6:23 am

1 stop9h 33m

$439

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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 day to depart on your flight to Great Falls?

The cheapest day to depart on your flight to Great Falls is on a Saturday when prices can be found for as low as $527. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from United States because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $860.

What is the cheapest time of day to depart on your flight to Great Falls?

According to our data, the cheapest time of day to fly to Great Falls is at noon. momondo users have found flights departing from United States to Great Falls at noon for as low as $544. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $678 on average. Flights to Great Falls from United States in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

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 are 2 cabin classes 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.

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	$214
Fastest flight time	1h 33m
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 $214. The best round-trip flight deal from United States to Great Falls found on momondo in the last 72 hours is $244.

The fastest flight from United States to Great Falls takes 1h 33m

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

There is 1 airport near Great Falls: Great Falls (GTF)

Search flight deals

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 2025, 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 A319, making up 27.96% of the total bookings. Other popular models include Embraer 175 (Enhanced Winglets) with 21.51%, Embraer 175 with 21.51%, and Airbus A320-100/200 with 17.20%.

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 $79	Free Cancellation	Rating 7.2 699 reviews	Search Allegiant Air flights
Delta	PriceFrom $156	Free Cancellation	Rating 7.9 7,954 reviews	Search Delta flights
United Airlines	PriceFrom $219	Free Cancellation	Rating 7.4 8,929 reviews	Search United Airlines flights
Alaska Airlines	PriceFrom $234	Free Cancellation	Rating 8.0 10,000 reviews	Search Alaska Airlines flights

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Why should I use momondo to find a flight deal from United States 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 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.

I’m not ready to book a flight from United States to Great Falls right now. Can momondo alert me if prices change?

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Cheap flights from the United States to Great Falls from $114

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 11/13. 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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Find the cheapest flights from the United States to Great Falls

Recent round-trip flight deals from the United States to Great Falls

Recent one-way flight deals from the United States to Great Falls

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Alaska Airlines flights from United States to Great Falls

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

Hawaiian Airlines flights from United States to Great Falls

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

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

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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

What is the cheapest day to depart on your flight to Great Falls?

What is the cheapest time of day to depart on your flight to Great Falls?

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 are 2 cabin classes 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.

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

What airlines fly to Great Falls?

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

9 flights are operational daily from United States to Great Falls as of September 2025. The most popular departure time for this route is 11:00AM, with 53% of flights per day taking off in the evening.

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

As of September 2025, there are 68 flights per week flying from United States to Great Falls. The most common day of the week flights depart is Mon, with 15% of flights taking off on this day.

How long does it take to fly to Great Falls?

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

Fastest flight time

Direct flights

Airports in Great Falls

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

How many operators does momondo search 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?

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

What is the most popular plane model from United States to Great Falls?

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

Traveling to a place near Great Falls?

Why use momondo?

Why should I use momondo to find a flight deal from United States to Great Falls?

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

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

I’m not ready to book a flight from United States to Great Falls right now. Can momondo alert me if prices change?

An easier way to manage your Great Falls trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Montana