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Flights to Great Falls

$114 Cheap flights to Great Falls

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Great Falls departing on 4/15. 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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0 bags

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Find the cheapest flights from the United States to Great Falls

Cheap round-trip flights

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
$187Alaska Airlines
Sat, Apr 18 - Mon, Apr 20
Multiple Airlines Logo
2:49 pm - 10:52 am
SAN
-
GTF
43h 03m
2 stops
Multiple Airlines Logo
10:06 pm - 7:21 am
GTF
-
SAN
10h 15m
1 stop
$220Multiple Airlines
Wed, Apr 8 - Sun, Apr 12
Alaska Airlines Logo
2:57 pm - 5:35 pm
SEA
-
GTF
1h 38mnonstop
Alaska Airlines Logo
6:15 pm - 7:05 pm
GTF
-
SEA
1h 50mnonstop
$227Alaska Airlines
Tue, Apr 28 - Sat, May 2
Delta Logo
5:35 am - 12:27 pm
SEA
-
GTF
5h 52m
1 stop
Delta Logo
6:20 pm - 11:59 pm
GTF
-
SEA
6h 39m
1 stop
$236Delta
Thu, Apr 16 - Thu, Apr 16
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
$247Alaska Airlines
Mon, Apr 13 - Sat, Apr 18
Delta Logo
5:40 am - 12:23 pm
DEN
-
GTF
6h 43m
1 stop
Delta Logo
1:10 pm - 7:10 pm
GTF
-
DEN
6h 00m
1 stop
$256Delta
Sat, Sep 5 - Sun, Sep 13
United Airlines Logo
7:38 pm - 9:34 pm
DEN
-
GTF
1h 56mnonstop
United Airlines Logo
6:15 am - 8:15 am
GTF
-
DEN
2h 00mnonstop
$259United Airlines
Fri, May 29 - Wed, Jun 3
Delta Logo
6:27 pm - 10:29 pm
DEN
-
GTF
4h 02m
1 stop
Delta Logo
6:20 pm - 10:29 pm
GTF
-
DEN
4h 09m
1 stop
$267Delta
Fri, Apr 17 - Mon, Apr 20
United Airlines Logo
7:32 pm - 9:28 pm
DEN
-
GTF
1h 56mnonstop
United Airlines Logo
6:15 am - 8:15 am
GTF
-
DEN
2h 00mnonstop
$271United Airlines
Sat, Sep 5 - Fri, Sep 18
Delta Logo
6:27 pm - 10:29 pm
DEN
-
GTF
4h 02m
1 stop
Delta Logo
6:19 pm - 10:40 pm
GTF
-
DEN
4h 21m
1 stop
$278Delta
Tue, May 5 - Wed, May 13

momondo Fare Finder

 
Locate flights to Great Falls that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 832,500 searches and data was last updated on March 22, 2026.
Use the filters below to find and compare flights to Great Falls that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest round-trip

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Sat 4/18

1:49 pm-4:26 pm

Nonstop1h 37m

Great Falls

Mon 4/20

5:06 pm-5:59 pm

Nonstop1h 53m

$187

San DiegoGreat Falls

SAN - GTF

SANGTF

San Diego

Wed 4/8

2:49 pm-10:52 am

2 stops43h 03m

Great Falls

Sun 4/12

10:06 pm-7:21 am

1 stop10h 15m

$220
Quickest round-trip

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Tue 4/28

2:57 pm-5:35 pm

Nonstop1h 38m

Great Falls

Sat 5/2

6:15 pm-7:05 pm

Nonstop1h 50m

$227

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Thu 4/16

5:35 am-12:27 pm

1 stop5h 52m

Great Falls

Thu 4/16

6:20 pm-11:59 pm

1 stop6h 39m

$236

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Mon 4/13

1:49 pm-4:26 pm

Nonstop1h 37m

Great Falls

Sat 4/18

5:06 pm-5:59 pm

Nonstop1h 53m

$247

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Sat 9/5

5:40 am-12:23 pm

1 stop6h 43m

Great Falls

Sun 9/13

1:10 pm-7:10 pm

1 stop6h 00m

$256

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Fri 5/29

7:38 pm-9:34 pm

Nonstop1h 56m

Great Falls

Wed 6/3

6:15 am-8:15 am

Nonstop2h 00m

$259

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Fri 4/17

6:27 pm-10:29 pm

1 stop4h 02m

Great Falls

Mon 4/20

6:20 pm-10:29 pm

1 stop4h 09m

$267

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Sat 9/5

7:32 pm-9:28 pm

Nonstop1h 56m

Great Falls

Fri 9/18

6:15 am-8:15 am

Nonstop2h 00m

$271

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Tue 5/5

6:27 pm-10:29 pm

1 stop4h 02m

Great Falls

Wed 5/13

6:19 pm-10:40 pm

1 stop4h 21m

$278

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

Great Falls flights insights and trends

Explore insights for your Great Falls flight to craft the best travel plan

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 Seattle for $187. This is 38% 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 ANGELESMay28% cheaperFlying from Los Angeles to Great Falls costs on average just $261 in May
MOST EXPENSIVE MONTH TO FLY TO GREAT FALLS FROM LOS ANGELESDecember94% more expensiveIt costs about $697 for flights to Great Falls from Los Angeles in December
MOST POPULAR MONTH TO FLY TO GREAT FALLS FROM LOS ANGELESJuly466% more users visitedMore 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

$114

Best Round-Trip Price

$187

Fastest flight time

1h 37m

Popular in

December
The best one-way flight price to Great Falls from United States in the last 72 hours is $114 (Seattle/Tacoma Intl to Great Falls).
Search Deals
The best round-trip flight price to Great Falls from United States in the last 72 hours is $187 (Seattle/Tacoma Intl to Great Falls).
Search Deals
The fastest flight to Great Falls from United States takes 1h 37m (Seattle/Tacoma Intl to Great Falls).
Search Deals
December has the highest demand for flights to Great Falls, with a 2% 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 February is another great option to travel to Great Falls, with average flight prices from United States averaging around $436.

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 $302 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 March 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.

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 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.

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