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Flights to Great Falls

$131 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 5/9. 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

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Multiple Airlines Logo
10:44 pm - 10:52 am
DFW
-
GTF
13h 08m
1 stop
Multiple Airlines Logo
11:42 am - 5:41 am
GTF
-
DFW
16h 59m
1 stop
$205Multiple Airlines
Thu, May 7 - Mon, May 11
Multiple Airlines Logo
9:00 pm - 10:52 am
SAN
-
GTF
12h 52m
1 stop
Multiple Airlines Logo
11:42 am - 1:17 pm
GTF
-
SAN
26h 35m
1 stop
$217Multiple Airlines
Thu, Apr 16 - Mon, Apr 20
Multiple Airlines Logo
10:44 pm - 10:52 am
DFW
-
GTF
13h 08m
1 stop
Multiple Airlines Logo
11:42 am - 10:03 am
GTF
-
DFW
21h 21m
2 stops
$222Multiple Airlines
Thu, May 7 - Mon, May 11
Multiple Airlines Logo
6:30 am - 8:41 pm
DEN
-
GTF
14h 11m
1 stop
Multiple Airlines Logo
11:42 am - 3:59 am
GTF
-
DEN
16h 17m
1 stop
$233Multiple Airlines
Thu, Apr 23 - Mon, Apr 27
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
Thu, Jul 23 - Mon, Jul 27
United Airlines Logo
7:15 pm - 9:18 pm
DEN
-
GTF
2h 03mnonstop
United Airlines Logo
2:35 pm - 4:41 pm
GTF
-
DEN
2h 06mnonstop
$269United Airlines
Fri, May 1 - Fri, May 8
Alaska Airlines Logo
6:00 am - 5:35 pm
DEN
-
GTF
11h 35m
1 stop
Alaska Airlines Logo
6:15 pm - 10:54 am
GTF
-
DEN
16h 39m
1 stop
$277Alaska Airlines
Wed, May 6 - Sat, May 9
Delta Logo
5:40 am - 12:23 pm
DEN
-
GTF
6h 43m
1 stop
Delta Logo
6:20 pm - 10:31 pm
GTF
-
DEN
4h 11m
1 stop
$278Delta
Sat, Aug 29 - Mon, Aug 31
Alaska Airlines Logo
1:00 pm - 5:35 pm
SAN
-
GTF
27h 35m
1 stop
Alaska Airlines Logo
6:15 pm - 9:55 am
GTF
-
SAN
16h 40m
1 stop
$288Alaska Airlines
Tue, May 5 - Sat, May 9
Delta Logo
9:50 am - 10:29 pm
ORD
-
GTF
13h 39m
2 stops
Delta Logo
5:30 am - 11:51 am
GTF
-
ORD
5h 21m
1 stop
$324Delta
Tue, Apr 21 - Sat, Apr 25

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 April 4, 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

DallasGreat Falls

DFW - GTF

DFWGTF

Dallas/Fort Worth

Thu 5/7

10:44 pm-10:52 am

1 stop13h 08m

Great Falls

Mon 5/11

11:42 am-5:41 am

1 stop16h 59m

$205

San DiegoGreat Falls

SAN - GTF

SANGTF

San Diego

Thu 4/16

9:00 pm-10:52 am

1 stop12h 52m

Great Falls

Mon 4/20

11:42 am-1:17 pm

1 stop26h 35m

$217

DallasGreat Falls

DFW - GTF

DFWGTF

Dallas/Fort Worth

Thu 5/7

10:44 pm-10:52 am

1 stop13h 08m

Great Falls

Mon 5/11

11:42 am-10:03 am

2 stops21h 21m

$222

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Thu 4/23

6:30 am-8:41 pm

1 stop14h 11m

Great Falls

Mon 4/27

11:42 am-3:59 am

1 stop16h 17m

$233
Quickest round-trip

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Thu 7/23

7:38 pm-9:34 pm

Nonstop1h 56m

Great Falls

Mon 7/27

6:15 am-8:15 am

Nonstop2h 00m

$259

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Fri 5/1

7:15 pm-9:18 pm

Nonstop2h 03m

Great Falls

Fri 5/8

2:35 pm-4:41 pm

Nonstop2h 06m

$269

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Wed 5/6

6:00 am-5:35 pm

1 stop11h 35m

Great Falls

Sat 5/9

6:15 pm-10:54 am

1 stop16h 39m

$277

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Sat 8/29

5:40 am-12:23 pm

1 stop6h 43m

Great Falls

Mon 8/31

6:20 pm-10:31 pm

1 stop4h 11m

$278

San DiegoGreat Falls

SAN - GTF

SANGTF

San Diego

Tue 5/5

1:00 pm-5:35 pm

1 stop27h 35m

Great Falls

Sat 5/9

6:15 pm-9:55 am

1 stop16h 40m

$288

ChicagoGreat Falls

ORD - GTF

ORDGTF

Chicago O'Hare Intl

Tue 4/21

9:50 am-10:29 pm

2 stops13h 39m

Great Falls

Sat 4/25

5:30 am-11:51 am

1 stop5h 21m

$324

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 $246. This is 14% 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 ANGELESMay20% cheaperFlying from Los Angeles to Great Falls costs on average just $292 in May
MOST EXPENSIVE MONTH TO FLY TO GREAT FALLS FROM LOS ANGELESDecember93% 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

$131

Best Round-Trip Price

$205

Fastest flight time

7h 20m

Popular in

December
The best one-way flight price to Great Falls from United States in the last 72 hours is $131 (Washington, D.C. Dulles Intl to Great Falls).
Search Deals
The best round-trip flight price to Great Falls from United States in the last 72 hours is $205 (Dallas/Fort Worth to Great Falls).
Search Deals
The fastest flight to Great Falls from United States takes 7h 20m (Philadelphia to Great Falls).
Search Deals
December has the highest demand for flights to Great Falls, with a 2% price increase on average.
Search Deals

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 $288 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 April 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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