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Cheap flights from the United States to Great Falls from $88

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 4/21. 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

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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

Enter your travel dates to find the best prices.
Alaska Airlines Logo
1:49 pm - 4:26 pm
SEA
-
GTF
1h 37mnonstop
Alaska Airlines Logo
5:06 pm - 5:59 pm
GTF
-
SEA
1h 53mnonstop
$127Alaska Airlines
Tue, Mar 24 - Mon, Mar 30
Delta Logo
4:36 pm - 10:29 pm
SEA
-
GTF
4h 53m
1 stop
Delta Logo
1:07 pm - 6:48 pm
GTF
-
SEA
6h 41m
1 stop
$136Delta
Tue, Apr 21 - Sat, May 16
Delta Logo
4:36 pm - 10:29 pm
SEA
-
GTF
4h 53m
1 stop
Delta Logo
6:20 pm - 12:12 am
GTF
-
SEA
6h 52m
1 stop
$156Delta
Thu, Apr 23 - Wed, May 13
Alaska Airlines Logo
1:36 pm - 4:17 pm
SEA
-
GTF
1h 41mnonstop
Alaska Airlines Logo
5:06 pm - 5:59 pm
GTF
-
SEA
1h 53mnonstop
$167Alaska Airlines
Fri, Mar 6 - Mon, Mar 30
Delta Logo
5:30 am - 12:24 pm
SEA
-
GTF
5h 54m
1 stop
Delta Logo
5:30 am - 9:15 am
GTF
-
SEA
4h 45m
1 stop
$176Delta
Sun, Mar 29 - Tue, Mar 31
Alaska Airlines Logo
1:49 pm - 4:26 pm
SEA
-
GTF
1h 37mnonstop
Alaska Airlines Logo
5:06 pm - 5:59 pm
GTF
-
SEA
1h 53mnonstop
$192Alaska Airlines
Mon, Mar 23 - Thu, Apr 2
Alaska Airlines Logo
1:49 pm - 4:26 pm
SEA
-
GTF
1h 37mnonstop
Alaska Airlines Logo
6:52 pm - 7:38 pm
GTF
-
SEA
1h 46mnonstop
$197Alaska Airlines
Tue, Apr 21 - Thu, May 14
United Airlines Logo
7:07 pm - 9:11 pm
DEN
-
GTF
2h 04mnonstop
United Airlines Logo
2:30 pm - 4:39 pm
GTF
-
DEN
2h 09mnonstop
$199United Airlines
Thu, Mar 5 - Tue, Mar 17
Delta Logo
10:57 pm - 10:29 pm
SEA
-
GTF
22h 32m
2 stops
Delta Logo
6:20 pm - 12:12 am
GTF
-
SEA
6h 52m
1 stop
$200Delta
Mon, Apr 20 - Wed, May 13
United Airlines Logo
11:30 am - 1:43 pm
DEN
-
GTF
2h 13mnonstop
United Airlines Logo
2:25 pm - 4:40 pm
GTF
-
DEN
2h 15mnonstop
$209United Airlines
Thu, Feb 26 - Mon, Mar 2

Alaska Airlines flights from United States to Great Falls

Our best Alaska Airlines deals on United States to Great Falls flight tickets
Alaska Airlines
Mar 24
SEA1:49 pmSeattle/Tacoma Intl
1h 37m
GTF4:26 pmGreat Falls
Mar 28
GTF5:06 pmGreat Falls
1h 53m
SEA5:59 pmSeattle/Tacoma Intl
$127
Alaska Airlines
Mar 6
SEA1:36 pmSeattle/Tacoma Intl
1h 41m
GTF4:17 pmGreat Falls
Mar 30
GTF5:06 pmGreat Falls
1h 53m
SEA5:59 pmSeattle/Tacoma Intl
$167
Alaska Airlines
Mar 23
SEA1:49 pmSeattle/Tacoma Intl
1h 37m
GTF4:26 pmGreat Falls
Mar 28
GTF5:06 pmGreat Falls
1h 53m
SEA5:59 pmSeattle/Tacoma Intl
$192

United Airlines flights from United States to Great Falls

Our best United Airlines deals on United States to Great Falls flight tickets
United Airlines
Feb 26
DEN11:30 amDenver Intl
2h 13m
GTF1:43 pmGreat Falls
Mar 2
GTF2:25 pmGreat Falls
2h 15m
DEN4:40 pmDenver Intl
$199
United Airlines
Jul 15
DEN7:23 pmDenver Intl
1h 56m
GTF9:19 pmGreat Falls
Jul 20
GTF6:15 amGreat Falls
1h 59m
DEN8:14 amDenver Intl
$215
United Airlines
Jun 30
DEN7:23 pmDenver Intl
1h 56m
GTF9:19 pmGreat Falls
Jul 7
GTF6:15 amGreat Falls
1h 59m
DEN8:14 amDenver Intl
$231

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 February 5, 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

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Tue 3/24

1:49 pm-4:26 pm

Nonstop1h 37m

Great Falls

Mon 3/30

5:06 pm-5:59 pm

Nonstop1h 53m

$127

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Tue 4/21

4:36 pm-10:29 pm

1 stop4h 53m

Great Falls

Sat 5/16

1:07 pm-6:48 pm

1 stop6h 41m

$136

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Thu 4/23

4:36 pm-10:29 pm

1 stop4h 53m

Great Falls

Wed 5/13

6:20 pm-12:12 am

1 stop6h 52m

$156

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

Sun 3/29

5:30 am-12:24 pm

1 stop5h 54m

Great Falls

Tue 3/31

5:30 am-9:15 am

1 stop4h 45m

$176

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Mon 3/23

1:49 pm-4:26 pm

Nonstop1h 37m

Great Falls

Thu 4/2

5:06 pm-5:59 pm

Nonstop1h 53m

$192

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Tue 4/21

1:49 pm-4:26 pm

Nonstop1h 37m

Great Falls

Thu 5/14

6:52 pm-7:38 pm

Nonstop1h 46m

$197

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Thu 3/5

7:07 pm-9:11 pm

Nonstop2h 04m

Great Falls

Tue 3/17

2:30 pm-4:39 pm

Nonstop2h 09m

$199

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Mon 4/20

10:57 pm-10:29 pm

2 stops22h 32m

Great Falls

Wed 5/13

6:20 pm-12:12 am

1 stop6h 52m

$200

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Thu 2/26

11:30 am-1:43 pm

Nonstop2h 13m

Great Falls

Mon 3/2

2:25 pm-4:40 pm

Nonstop2h 15m

$209

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 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.

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

$115

Fastest flight time

1h 34m

Direct flights

Mon, Tue, Wed, Thu, Fri and Sat

Airports in Great Falls

1 airport
The best one-way flight to Great Falls from United States in the past 72 hours is $115. The best round-trip flight deal from United States to Great Falls found on momondo in the last 72 hours is $82.
The fastest flight from United States to Great Falls takes 1h 34m
Direct flights go from United States to Great Falls on Monday, Tuesday, Wednesday, Thursday, Friday and Saturday. Airlines offering direct flights are: United Airlines, Delta and Allegiant Air.
There is 1 airport in Great Falls. From United States there are direct flights to 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?

  • 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 $79Free CancellationRating
7.2
709 reviews
Search Allegiant Air flights
DeltaPriceFrom $144Free CancellationRating
7.9
8,153 reviews
Search Delta flights
United AirlinesPriceFrom $209Free CancellationRating
7.4
9,241 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $234Free CancellationRating
8.0
11,842 reviews
Search Alaska 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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