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Cheap flights from the United States to Great Falls from $149

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 6/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from the United States to Great Falls

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

Enter your travel dates to find the best prices.
Alaska Airlines Logo
3:36 pm - 6:12 pm
SEA
-
GTF
1h 36mnonstop
Alaska Airlines Logo
6:52 pm - 7:38 pm
GTF
-
SEA
1h 46mnonstop
$187Alaska Airlines
Tue, Jun 2 - Tue, Jun 9
Alaska Airlines Logo
3:36 pm - 6:12 pm
SEA
-
GTF
1h 36mnonstop
Alaska Airlines Logo
6:52 pm - 7:38 pm
GTF
-
SEA
1h 46mnonstop
$207Alaska Airlines
Mon, May 25 - Sun, May 31
Delta Logo
10:50 am - 5:39 pm
SEA
-
GTF
5h 49m
1 stop
Delta Logo
6:19 pm - 12:10 am
GTF
-
SEA
6h 51m
1 stop
$246Delta
Fri, May 29 - Fri, Jun 5
Alaska Airlines Logo
3:36 pm - 6:12 pm
SEA
-
GTF
1h 36mnonstop
Alaska Airlines Logo
6:52 pm - 7:38 pm
GTF
-
SEA
1h 46mnonstop
$252Alaska Airlines
Tue, May 26 - Sat, May 30
Alaska Airlines Logo
3:36 pm - 6:12 pm
SEA
-
GTF
1h 36mnonstop
Alaska Airlines Logo
6:52 pm - 7:38 pm
GTF
-
SEA
1h 46mnonstop
$257Alaska Airlines
Mon, May 25 - Wed, May 27
Multiple Airlines Logo
10:15 pm - 9:34 am
LAX
-
GTF
10h 19m
1 stop
Multiple Airlines Logo
9:10 pm - 12:58 pm
GTF
-
LAX
16h 48m
1 stop
$281Multiple Airlines
Thu, Jul 9 - Sun, Jul 12
Multiple Airlines Logo
10:44 pm - 8:17 pm
DFW
-
GTF
22h 33m
2 stops
Multiple Airlines Logo
9:07 pm - 4:38 pm
GTF
-
DFW
18h 31m
1 stop
$285Multiple Airlines
Wed, May 27 - Sun, May 31
Delta Logo
5:30 am - 12:27 pm
SEA
-
GTF
5h 57m
1 stop
Delta Logo
6:19 pm - 10:03 pm
GTF
-
SEA
4h 44m
1 stop
$296Delta
Mon, May 25 - Wed, May 27
United Airlines Logo
6:00 am - 1:32 pm
ORD
-
GTF
8h 32m
1 stop
United Airlines Logo
2:31 pm - 9:42 pm
GTF
-
ORD
6h 11m
1 stop
$342United Airlines
Wed, Aug 19 - Wed, Aug 26
United Airlines Logo
11:30 am - 9:28 pm
PHL
-
GTF
11h 58m
2 stops
United Airlines Logo
2:25 pm - 11:10 pm
GTF
-
PHL
6h 45m
1 stop
$344United Airlines
Sat, Sep 12 - Sat, Sep 26

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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
Alaska Airlines
Jun 2
SEA3:36 pmSeattle/Tacoma Intl
1h 36m
GTF6:12 pmGreat Falls
Jun 9
GTF6:52 pmGreat Falls
1h 46m
SEA7:38 pmSeattle/Tacoma Intl
$187
Alaska Airlines
May 25
SEA3:36 pmSeattle/Tacoma Intl
1h 36m
GTF6:12 pmGreat Falls
May 31
GTF6:52 pmGreat Falls
1h 46m
SEA7:38 pmSeattle/Tacoma Intl
$207
Alaska Airlines
May 26
SEA3:36 pmSeattle/Tacoma Intl
1h 36m
GTF6:12 pmGreat Falls
May 30
GTF6:52 pmGreat Falls
1h 46m
SEA7:38 pmSeattle/Tacoma Intl
$252

Delta flights from United States to Great Falls

Our best Delta deals on United States to Great Falls flight tickets
Delta
May 29
SEA10:50 amSeattle/Tacoma Intl
5h 49m
1 stop
GTF5:39 pmGreat Falls
Jun 5
GTF6:19 pmGreat Falls
6h 51m
1 stop
SEA12:10 amSeattle/Tacoma Intl
$246
Delta
May 25
SEA5:30 amSeattle/Tacoma Intl
5h 57m
1 stop
GTF12:27 pmGreat Falls
May 27
GTF6:19 pmGreat Falls
4h 44m
1 stop
SEA10:03 pmSeattle/Tacoma Intl
$296
Delta
May 29
SEA9:25 amSeattle/Tacoma Intl
7h 14m
1 stop
GTF5:39 pmGreat Falls
Jun 5
GTF6:19 pmGreat Falls
6h 51m
1 stop
SEA12:10 amSeattle/Tacoma Intl
$317

momondo Fare Finder

 
Customize your flight search to find flights from United States to Great Falls that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated May 4, 2026.
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
Quickest round-trip

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Tue 6/2

3:36 pm-6:12 pm

Nonstop1h 36m

Great Falls

Tue 6/9

6:52 pm-7:38 pm

Nonstop1h 46m

$187

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Mon 5/25

3:36 pm-6:12 pm

Nonstop1h 36m

Great Falls

Sun 5/31

6:52 pm-7:38 pm

Nonstop1h 46m

$207

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Fri 5/29

10:50 am-5:39 pm

1 stop5h 49m

Great Falls

Fri 6/5

6:19 pm-12:10 am

1 stop6h 51m

$246

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Tue 5/26

3:36 pm-6:12 pm

Nonstop1h 36m

Great Falls

Sat 5/30

6:52 pm-7:38 pm

Nonstop1h 46m

$252

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Mon 5/25

3:36 pm-6:12 pm

Nonstop1h 36m

Great Falls

Wed 5/27

6:52 pm-7:38 pm

Nonstop1h 46m

$257

Los AngelesGreat Falls

LAX - GTF

LAXGTF

Los Angeles

Thu 7/9

10:15 pm-9:34 am

1 stop10h 19m

Great Falls

Sun 7/12

9:10 pm-12:58 pm

1 stop16h 48m

$281

DallasGreat Falls

DFW - GTF

DFWGTF

Dallas/Fort Worth

Wed 5/27

10:44 pm-8:17 pm

2 stops22h 33m

Great Falls

Sun 5/31

9:07 pm-4:38 pm

1 stop18h 31m

$285

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Mon 5/25

5:30 am-12:27 pm

1 stop5h 57m

Great Falls

Wed 5/27

6:19 pm-10:03 pm

1 stop4h 44m

$296

ChicagoGreat Falls

ORD - GTF

ORDGTF

Chicago O'Hare Intl

Wed 8/19

6:00 am-1:32 pm

1 stop8h 32m

Great Falls

Wed 8/26

2:31 pm-9:42 pm

1 stop6h 11m

$342

PhiladelphiaGreat Falls

PHL - GTF

PHLGTF

Philadelphia

Sat 9/12

11:30 am-9:28 pm

2 stops11h 58m

Great Falls

Sat 9/26

2:25 pm-11:10 pm

1 stop6h 45m

$344

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Great Falls from

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 month to fly to Great Falls?

The month of February is another great option to travel to Great Falls, with average flight prices from United States averaging around $82.

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

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

No. A direct flight is the cheapest option for a flight between United States 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

$208

Fastest flight time

1h 31m

Direct flights

Tue, Wed, Thu, Fri, Sat and Sun

Airports in Great Falls

1 airport
The best one-way flight to Great Falls from United States in the past 72 hours is $208. The best round-trip flight deal from United States to Great Falls found on momondo in the last 72 hours is $288.
The fastest flight from United States to Great Falls takes 1h 31m
Direct flights go from United States to Great Falls on Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday. Airlines offering direct flights are: United Airlines and Delta.
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?

  • 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?

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 AirPriceFrom $82Free CancellationRating
7.3
707 reviews
Search Allegiant Air flights
Alaska AirlinesPriceFrom $146Free CancellationRating
7.9
12,324 reviews
Search Alaska Airlines flights
DeltaPriceFrom $239Free CancellationRating
7.9
8,460 reviews
Search Delta flights
United AirlinesPriceFrom $276Free CancellationRating
7.4
9,680 reviews
Search United Airlines flights

Traveling to a place near Great Falls?

Book flights to Great Falls if you plan to visit one of these locations
Shelby

Why use momondo?

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?

Of course. momondo tracks the price of United States to Great Falls flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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