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Flights to Great Falls

$137 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 4/25. 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

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:07 pm - 10:52 am
PHX
-
GTF
13h 45m
1 stop
Multiple Airlines Logo
11:42 am - 11:24 pm
GTF
-
PHX
12h 42m
1 stop
$250Multiple Airlines
Thu, Apr 30 - Mon, May 11
Multiple Airlines Logo
8:40 pm - 10:52 am
LAX
-
GTF
13h 12m
1 stop
Multiple Airlines Logo
11:42 am - 9:06 am
GTF
-
LAX
22h 24m
1 stop
$275Multiple Airlines
Thu, Apr 9 - Mon, Apr 13
United Airlines Logo
2:20 pm - 9:18 pm
LAX
-
GTF
5h 58m
1 stop
United Airlines Logo
2:35 pm - 7:00 pm
GTF
-
LAX
5h 25m
1 stop
$314United Airlines
Fri, May 8 - Tue, May 12
Multiple Airlines Logo
8:40 pm - 10:52 am
LAX
-
GTF
13h 12m
1 stop
Multiple Airlines Logo
11:42 am - 8:09 pm
GTF
-
LAX
33h 27m
2 stops
$315Multiple Airlines
Thu, Apr 9 - Mon, Apr 13
United Airlines Logo
4:51 pm - 9:34 pm
MSP
-
GTF
5h 43m
1 stop
United Airlines Logo
2:37 pm - 8:50 pm
GTF
-
MSP
5h 13m
1 stop
$318United Airlines
Wed, May 27 - Sat, May 30
United Airlines Logo
11:17 am - 9:18 pm
MSP
-
GTF
11h 01m
2 stops
United Airlines Logo
2:35 pm - 8:44 pm
GTF
-
MSP
5h 09m
1 stop
$324United Airlines
Sat, May 9 - Tue, May 12
Delta Logo
5:00 pm - 10:29 pm
SAN
-
GTF
4h 29m
1 stop
Delta Logo
6:19 pm - 11:43 pm
GTF
-
SAN
6h 24m
1 stop
$326Delta
Tue, May 5 - Tue, May 12
Delta Logo
5:50 am - 12:27 pm
LAX
-
GTF
5h 37m
1 stop
Delta Logo
6:19 pm - 11:53 pm
GTF
-
LAX
6h 34m
1 stop
$338Delta
Thu, May 14 - Mon, May 18
Alaska Airlines Logo
7:00 am - 5:35 pm
MSP
-
GTF
11h 35m
1 stop
Alaska Airlines Logo
6:15 pm - 2:01 pm
GTF
-
MSP
18h 46m
1 stop
$358Alaska Airlines
Thu, May 7 - Tue, May 12
Alaska Airlines Logo
10:58 am - 5:35 pm
PHX
-
GTF
5h 37m
1 stop
Alaska Airlines Logo
6:15 pm - 11:59 pm
GTF
-
PHX
6h 44m
1 stop
$369Alaska Airlines
Wed, May 6 - Mon, May 11

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 30, 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

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Thu 4/30

8:07 pm-10:52 am

1 stop13h 45m

Great Falls

Mon 5/11

11:42 am-11:24 pm

1 stop12h 42m

$250

Los AngelesGreat Falls

LAX - GTF

LAXGTF

Los Angeles

Thu 4/9

8:40 pm-10:52 am

1 stop13h 12m

Great Falls

Mon 4/13

11:42 am-9:06 am

1 stop22h 24m

$275

Los AngelesGreat Falls

LAX - GTF

LAXGTF

Los Angeles

Fri 5/8

2:20 pm-9:18 pm

1 stop5h 58m

Great Falls

Tue 5/12

2:35 pm-7:00 pm

1 stop5h 25m

$314

Los AngelesGreat Falls

LAX - GTF

LAXGTF

Los Angeles

Thu 4/9

8:40 pm-10:52 am

1 stop13h 12m

Great Falls

Mon 4/13

11:42 am-8:09 pm

2 stops33h 27m

$315

MinneapolisGreat Falls

MSP - GTF

MSPGTF

Minneapolis St Paul

Wed 5/27

4:51 pm-9:34 pm

1 stop5h 43m

Great Falls

Sat 5/30

2:37 pm-8:50 pm

1 stop5h 13m

$318

MinneapolisGreat Falls

MSP - GTF

MSPGTF

Minneapolis St Paul

Sat 5/9

11:17 am-9:18 pm

2 stops11h 01m

Great Falls

Tue 5/12

2:35 pm-8:44 pm

1 stop5h 09m

$324
Quickest round-trip

San DiegoGreat Falls

SAN - GTF

SANGTF

San Diego

Tue 5/5

5:00 pm-10:29 pm

1 stop4h 29m

Great Falls

Tue 5/12

6:19 pm-11:43 pm

1 stop6h 24m

$326

Los AngelesGreat Falls

LAX - GTF

LAXGTF

Los Angeles

Thu 5/14

5:50 am-12:27 pm

1 stop5h 37m

Great Falls

Mon 5/18

6:19 pm-11:53 pm

1 stop6h 34m

$338

MinneapolisGreat Falls

MSP - GTF

MSPGTF

Minneapolis St Paul

Thu 5/7

7:00 am-5:35 pm

1 stop11h 35m

Great Falls

Tue 5/12

6:15 pm-2:01 pm

1 stop18h 46m

$358

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Wed 5/6

10:58 am-5:35 pm

1 stop5h 37m

Great Falls

Mon 5/11

6:15 pm-11:59 pm

1 stop6h 44m

$369

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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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.

See prices from:

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

$137

Best Round-Trip Price

$250

Fastest flight time

6h 49m

Popular in

December
The best one-way flight price to Great Falls from United States in the last 72 hours is $137 (San Diego to Great Falls).
Search Deals
The best round-trip flight price to Great Falls from United States in the last 72 hours is $250 (Phoenix Sky Harbor Intl to Great Falls).
Search Deals
The fastest flight to Great Falls from United States takes 6h 49m (Los Angeles 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 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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