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Cheap flights from Las Vegas to Great Falls from $75

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Las Vegas to Great Falls departing on 7/13. 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
1 adult, Economy, 0 bags

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Find the cheapest flights from Las Vegas to Great Falls

Cheap round-trip flights

Enter your travel dates to find the best prices.
Allegiant Air Logo
6:15 am - 9:34 am
LAS
-
GTF
2h 19mnonstop
Allegiant Air Logo
10:19 am - 11:34 am
GTF
-
LAS
2h 15mnonstop
$118Allegiant Air
Fri, Jul 17 - Mon, Jul 20
Allegiant Air Logo
6:15 am - 9:34 am
LAS
-
GTF
2h 19mnonstop
Allegiant Air Logo
10:19 am - 11:34 am
GTF
-
LAS
2h 15mnonstop
$125Allegiant Air
Fri, Jul 17 - Mon, Jul 20
Allegiant Air Logo
6:15 am - 9:34 am
LAS
-
GTF
2h 19mnonstop
Allegiant Air Logo
10:19 am - 11:34 am
GTF
-
LAS
2h 15mnonstop
$130Allegiant Air
Fri, Jul 17 - Mon, Jul 20
Allegiant Air Logo
6:15 am - 9:34 am
LAS
-
GTF
2h 19mnonstop
Allegiant Air Logo
10:19 am - 11:34 am
GTF
-
LAS
2h 15mnonstop
$136Allegiant Air
Fri, Jul 17 - Mon, Jul 20
Allegiant Air Logo
6:15 am - 9:34 am
LAS
-
GTF
2h 19mnonstop
Allegiant Air Logo
10:19 am - 11:34 am
GTF
-
LAS
2h 15mnonstop
$143Allegiant Air
Fri, Jul 17 - Mon, Jul 20
Alaska Airlines Logo
7:00 am - 4:26 pm
LAS
-
GTF
8h 26m
1 stop
Alaska Airlines Logo
5:06 pm - 10:46 pm
GTF
-
LAS
6h 40m
1 stop
$318Alaska Airlines
Thu, Apr 16 - Sun, Apr 19
Alaska Airlines Logo
7:00 am - 4:26 pm
LAS
-
GTF
8h 26m
1 stop
Alaska Airlines Logo
5:06 pm - 10:46 pm
GTF
-
LAS
6h 40m
1 stop
$328Alaska Airlines
Thu, Apr 16 - Sun, Apr 19
Alaska Airlines Logo
6:00 am - 5:35 pm
LAS
-
GTF
10h 35m
1 stop
Alaska Airlines Logo
6:15 pm - 10:53 pm
GTF
-
LAS
5h 38m
1 stop
$335Alaska Airlines
Fri, May 8 - Mon, May 11
Delta Logo
5:06 pm - 10:38 pm
LAS
-
GTF
4h 32m
1 stop
Delta Logo
6:25 pm - 11:40 pm
GTF
-
LAS
6h 15m
1 stop
$346Delta
Fri, Jul 17 - Mon, Jul 20
Delta Logo
5:06 pm - 10:38 pm
LAS
-
GTF
4h 32m
1 stop
Delta Logo
6:25 pm - 11:40 pm
GTF
-
LAS
6h 15m
1 stop
$360Delta
Fri, Jul 17 - Mon, Jul 20

Alaska Airlines flights from Las Vegas to Great Falls

Our best Alaska Airlines deals on Las Vegas to Great Falls flight tickets
Alaska Airlines
Apr 16
LAS7:00 amLas Vegas Harry Reid Intl
8h 26m
1 stop
GTF4:26 pmGreat Falls
Apr 19
GTF5:06 pmGreat Falls
6h 40m
1 stop
LAS10:46 pmLas Vegas Harry Reid Intl
$318
Alaska Airlines
Apr 16
LAS7:00 amLas Vegas Harry Reid Intl
8h 26m
1 stop
GTF4:26 pmGreat Falls
Apr 19
GTF5:06 pmGreat Falls
6h 40m
1 stop
LAS10:46 pmLas Vegas Harry Reid Intl
$328
Alaska Airlines
May 8
LAS6:00 amLas Vegas Harry Reid Intl
10h 35m
1 stop
GTF5:35 pmGreat Falls
May 11
GTF6:15 pmGreat Falls
5h 38m
1 stop
LAS10:53 pmLas Vegas Harry Reid Intl
$335

United Airlines flights from Las Vegas to Great Falls

Our best United Airlines deals on Las Vegas to Great Falls flight tickets
United Airlines
Aug 1
LAS7:40 amLas Vegas Harry Reid Intl
12h 54m
2 stops
GTF9:34 pmGreat Falls
Aug 8
GTF6:15 amGreat Falls
15h 06m
2 stops
LAS8:21 pmLas Vegas Harry Reid Intl
$763
United Airlines
Apr 16
LAS10:39 amLas Vegas Harry Reid Intl
9h 38m
3 stops
GTF9:17 pmGreat Falls
Apr 19
GTF6:15 amGreat Falls
5h 33m
1 stop
LAS10:48 amLas Vegas Harry Reid Intl
$796
United Airlines
Apr 16
LAS10:39 amLas Vegas Harry Reid Intl
9h 38m
3 stops
GTF9:17 pmGreat Falls
Apr 19
GTF6:15 amGreat Falls
5h 33m
1 stop
LAS10:48 amLas Vegas Harry Reid Intl
$800

momondo Fare Finder

 
Customize your flight search to find flights from Las Vegas 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 April 3, 2026.
Use the filters below to find and compare flights from Las Vegas to Great Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Las VegasGreat Falls

LAS - GTF

LASGTF

Las Vegas Harry Reid Intl

Fri 7/17

6:15 am-9:34 am

Nonstop2h 19m

Great Falls

Mon 7/20

10:19 am-11:34 am

Nonstop2h 15m

$118

Las VegasGreat Falls

LAS - GTF

LASGTF

Las Vegas Harry Reid Intl

Fri 7/17

6:15 am-9:34 am

Nonstop2h 19m

Great Falls

Mon 7/20

10:19 am-11:34 am

Nonstop2h 15m

$125

Las VegasGreat Falls

LAS - GTF

LASGTF

Las Vegas Harry Reid Intl

Fri 7/17

6:15 am-9:34 am

Nonstop2h 19m

Great Falls

Mon 7/20

10:19 am-11:34 am

Nonstop2h 15m

$130

Las VegasGreat Falls

LAS - GTF

LASGTF

Las Vegas Harry Reid Intl

Fri 7/17

6:15 am-9:34 am

Nonstop2h 19m

Great Falls

Mon 7/20

10:19 am-11:34 am

Nonstop2h 15m

$136

Las VegasGreat Falls

LAS - GTF

LASGTF

Las Vegas Harry Reid Intl

Fri 7/17

6:15 am-9:34 am

Nonstop2h 19m

Great Falls

Mon 7/20

10:19 am-11:34 am

Nonstop2h 15m

$143

Las VegasGreat Falls

LAS - GTF

LASGTF

Las Vegas Harry Reid Intl

Thu 4/16

7:00 am-4:26 pm

1 stop8h 26m

Great Falls

Sun 4/19

5:06 pm-10:46 pm

1 stop6h 40m

$318

Las VegasGreat Falls

LAS - GTF

LASGTF

Las Vegas Harry Reid Intl

Thu 4/16

7:00 am-4:26 pm

1 stop8h 26m

Great Falls

Sun 4/19

5:06 pm-10:46 pm

1 stop6h 40m

$328

Las VegasGreat Falls

LAS - GTF

LASGTF

Las Vegas Harry Reid Intl

Fri 5/8

6:00 am-5:35 pm

1 stop10h 35m

Great Falls

Mon 5/11

6:15 pm-10:53 pm

1 stop5h 38m

$335

Las VegasGreat Falls

LAS - GTF

LASGTF

Las Vegas Harry Reid Intl

Fri 7/17

5:06 pm-10:38 pm

1 stop4h 32m

Great Falls

Mon 7/20

6:25 pm-11:40 pm

1 stop6h 15m

$346

Las VegasGreat Falls

LAS - GTF

LASGTF

Las Vegas Harry Reid Intl

Fri 7/17

5:06 pm-10:38 pm

1 stop4h 32m

Great Falls

Mon 7/20

6:25 pm-11:40 pm

1 stop6h 15m

$360

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 Las Vegas 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 typical price of a round-trip flight between Las Vegas and Great Falls?

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 in the morning. momondo users have found flights departing from Las Vegas to Great Falls in the morning for as low as $122. 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 $179 on average. Flights to Great Falls from Las Vegas in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Las Vegas Harry Reid Intl to Great Falls flight route?

Fly from Las Vegas Harry Reid Intl to Great Falls for the best Las Vegas Harry Reid Intl - Great Falls flight prices

What cabin class options are available on Las Vegas Harry Reid Intl to Great Falls flights?

There is only 1 cabin class available to choose from on Las Vegas Harry Reid Intl 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 Las Vegas to Great Falls flights?

No. A direct flight is the cheapest option for a flight between Las Vegas to Great Falls.

How have Las Vegas to Great Falls flight prices changed over time?

As of April 2026, prices for Las Vegas to Great Falls flights are approximately 1% more expensive when compared to flights at the same time last year.

When to book flights from Las Vegas to Great Falls

Are you open to changing your travel dates? Check out the ideal times to fly from Las Vegas to Great Falls according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Las Vegas to Great Falls (LAS to GTF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Las Vegas to Great Falls

Fastest flight time

2h 19m

Direct flights

Tue and Sat

Airports in Great Falls

1 airport
The fastest flight from Las Vegas to Great Falls takes 2h 19m
Direct flights go from Las Vegas to Great Falls on Tuesday and Saturday. The only airline offering direct flights is Allegiant Air.
There is 1 airport in Great Falls. From Las Vegas there are direct flights to Great Falls (GTF).
Search flight deals

Frequently asked questions about flying from Las Vegas to Great Falls

  • How far is Las Vegas Harry Reid Intl to Great Falls by plane?

    Great Falls is 806.2 mi away from Las Vegas Harry Reid Intl. 2h 19m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Las Vegas Harry Reid Intl Airport to Great Falls Airport?

    Prices for flights from Las Vegas Harry Reid Intl Airport to Great Falls Airport were last updated today.

  • How many operators does momondo search for flights from Las Vegas Harry Reid Intl Airport to Great Falls Airport?

  • How old do you have to be to fly from Las Vegas Harry Reid Intl Airport 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 from Las Vegas Harry Reid Intl Airport 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 Las Vegas to Great Falls?

  • What is the most popular airline from Las Vegas to Great Falls?

Best airlines flying from Las Vegas to Great Falls

Compare and see reviews for airlines that fly from Las Vegas to Great Falls with momondo
Airline
Rating
Free Cancellation
Price
Allegiant AirPriceFrom $82Free CancellationRating
7.3
710 reviews
Search Allegiant Air flights

  • Allegiant Air Flights From Las Vegas to Great Falls

    Allegiant Air flight deals from Las Vegas to Great Falls start from $82 round-trip. Over the 2 Allegiant Air flights for this route in a normal week, average airfare is usually $132 round-trip - but some users have found much cheaper deals with momondo.

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 Las Vegas to Great Falls?

It is quick and easy to find Las Vegas to Great Falls flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Great Falls that suits you.

Can I find flights from Las Vegas to Great Falls with flexible booking policies on momondo?

Yes. All flights to Great Falls from Las Vegas on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Las Vegas to Great Falls?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Las Vegas to Great Falls.

I’m not ready to book a flight from Las Vegas to Great Falls right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Great Falls from Las Vegas. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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