Flights to Great Falls

$112 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 10/16. 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.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

Find the cheapest flights from the United States to Great Falls

Cheap round-trip flights

 Logo
7:50 pm - 9:31 pmLAX-GTF
24h 41m1 stop
 Logo
4:55 pm - 1:33 pmGTF-LAX
21h 38m1 stop
Thu, Sep 4 - Mon, Sep 8
 Logo
7:50 pm - 9:31 pmLAX-GTF
24h 41m1 stop
 Logo
4:55 pm - 10:56 amGTF-LAX
19h 01m1 stop
Thu, Sep 4 - Mon, Sep 8
Delta Logo
11:25 am - 5:42 pmSEA-GTF
5h 17m1 stop
Delta Logo
6:20 pm - 12:09 amGTF-SEA
6h 49m1 stop
$192Delta
Find Deal
Wed, Dec 3 - Sun, Dec 14
Alaska Airlines Logo
3:00 pm - 5:35 pmSEA-GTF
1h 35mnonstop
Alaska Airlines Logo
6:50 pm - 7:42 pmGTF-SEA
1h 52mnonstop
$193Alaska Airlines
Find Deal
Wed, Oct 15 - Wed, Oct 29
United Airlines Logo
11:42 am - 1:37 pmDEN-GTF
1h 55mnonstop
United Airlines Logo
2:35 pm - 4:33 pmGTF-DEN
1h 58mnonstop
$195United Airlines
Find Deal
Fri, Sep 12 - Fri, Sep 19
Alaska Airlines Logo
4:19 pm - 6:55 pmSEA-GTF
1h 36mnonstop
Alaska Airlines Logo
7:35 pm - 8:25 pmGTF-SEA
1h 50mnonstop
$203Alaska Airlines
Find Deal
Wed, Dec 3 - Sun, Dec 14
United Airlines Logo
7:33 pm - 9:28 pmDEN-GTF
1h 55mnonstop
United Airlines Logo
2:31 pm - 4:29 pmGTF-DEN
1h 58mnonstop
$205United Airlines
Find Deal
Tue, Sep 16 - Fri, Sep 26
Delta Logo
3:40 pm - 10:51 pmDEN-GTF
7h 11m1 stop
Delta Logo
6:20 pm - 10:33 pmGTF-DEN
4h 13m1 stop
$214Delta
Find Deal
Wed, Dec 3 - Sun, Dec 14
Hawaiian Airlines Logo
4:05 pm - 6:41 pmSEA-GTF
1h 36mnonstop
Hawaiian Airlines Logo
7:21 pm - 8:34 pmGTF-SEA
2h 13mnonstop
$234Hawaiian Airlines
Find Deal
Fri, Jan 2 - Tue, Jan 6
Hawaiian Airlines Logo
1:14 pm - 3:49 pmSEA-GTF
1h 35mnonstop
Hawaiian Airlines Logo
4:29 pm - 5:32 pmGTF-SEA
2h 03mnonstop
$339Hawaiian Airlines
Find Deal
Tue, Sep 9 - Thu, Sep 18

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 August 21, 2025.
Use the filters below to find and compare flights to Great Falls that are best for you.

Fly from

Route

Depart

Return

Price

Los AngelesGreat Falls

LAX - GTF

LAXGTF

Los Angeles

Thu 9/4

7:50 pm-9:31 pm

1 stop24h 41m

Great Falls

Mon 9/8

4:55 pm-1:33 pm

1 stop21h 38m

$171

Los AngelesGreat Falls

LAX - GTF

LAXGTF

Los Angeles

Thu 9/4

7:50 pm-9:31 pm

1 stop24h 41m

Great Falls

Mon 9/8

4:55 pm-10:56 am

1 stop19h 01m

$178

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Wed 12/3

11:25 am-5:42 pm

1 stop5h 17m

Great Falls

Sun 12/14

6:20 pm-12:09 am

1 stop6h 49m

$192

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Wed 10/15

3:00 pm-5:35 pm

Nonstop1h 35m

Great Falls

Wed 10/29

6:50 pm-7:42 pm

Nonstop1h 52m

$193

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Fri 9/12

11:42 am-1:37 pm

Nonstop1h 55m

Great Falls

Fri 9/19

2:35 pm-4:33 pm

Nonstop1h 58m

$195

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Wed 12/3

4:19 pm-6:55 pm

Nonstop1h 36m

Great Falls

Sun 12/14

7:35 pm-8:25 pm

Nonstop1h 50m

$203

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Tue 9/16

7:33 pm-9:28 pm

Nonstop1h 55m

Great Falls

Fri 9/26

2:31 pm-4:29 pm

Nonstop1h 58m

$205

DenverGreat Falls

DEN - GTF

DENGTF

Denver Intl

Wed 12/3

3:40 pm-10:51 pm

1 stop7h 11m

Great Falls

Sun 12/14

6:20 pm-10:33 pm

1 stop4h 13m

$214

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Fri 1/2

4:05 pm-6:41 pm

Nonstop1h 36m

Great Falls

Tue 1/6

7:21 pm-8:34 pm

Nonstop2h 13m

$234

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Tue 9/9

1:14 pm-3:49 pm

Nonstop1h 35m

Great Falls

Thu 9/18

4:29 pm-5:32 pm

Nonstop2h 03m

$339

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 Denver for $279. This is 20% 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:

What is the cheapest day to depart on your flight to Great Falls?

The cheapest day to depart on your flight to Great Falls is on a Saturday when prices can be found for as low as $527. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from United States because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $860.

What is the cheapest time of day to depart on your flight to Great Falls?

According to our data, the cheapest time of day to fly to Great Falls is at noon. momondo users have found flights departing from United States to Great Falls at noon for as low as $544. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $678 on average. Flights to Great Falls from United States in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

Cheapest flights to Great Falls

Find the cheapest flights to Great Falls from your nearest city or airport
CHEAPEST MONTH TO FLY TO GREAT FALLS FROM LOS ANGELESFebruary32% cheaperFlying from Los Angeles to Great Falls costs on average just $280 in February
MOST EXPENSIVE MONTH TO FLY TO GREAT FALLS FROM LOS ANGELESApril58% more expensiveIt costs about $651 for flights to Great Falls from Los Angeles in April
MOST POPULAR MONTH TO FLY TO GREAT FALLS FROM LOS ANGELESJune1,300% more users visitedMore momondo users searched in flights to Great Falls from Los Angeles in June 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

$112

Best Round-Trip Price

$171

Fastest flight time

1h 35m

Popular in

December
The best one-way flight price to Great Falls from United States in the last 72 hours is $112 (Seattle/Tacoma Intl to Great Falls).
The best round-trip flight price to Great Falls from United States in the last 72 hours is $171 (Los Angeles to Great Falls).
The fastest flight to Great Falls from United States takes 1h 35m (Seattle/Tacoma Intl to Great Falls).
December has the highest demand for flights to Great Falls, with a 7% price increase on average.

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 October is another great option to travel to Great Falls, with average flight prices from United States averaging around $474.

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 $351 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?

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.

An easier way to manage your Great Falls trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 8/26
Tue 9/2

Find better results for your trip to Great Falls