What is the cheapest airline that flies from Las Vegas Harry Reid Intl to Great Falls?

United Airlines and Delta are the most popular carriers operating from Las Vegas Harry Reid Intl to Great Falls

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?

There is 1 operator available for flights from Las Vegas Harry Reid Intl Airport to Great Falls Airport as of August 2026.

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.

$186 Cheap Flights from Las Vegas to Great Falls in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Las Vegas to Great Falls

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:00 am - 4:13 pmLAS Las Vegas Harry Reid Intl-GTF Great Falls

8h 13m1 stop Seattle/Tacoma Intl

4:55 pm - 11:59 pmGTF Great Falls-LAS Las Vegas Harry Reid Intl

8h 04m1 stop Seattle/Tacoma Intl

$372Alaska Airlines

Wed, Dec 9 - Sat, Dec 12

3:05 pm - 9:22 pmLAS Las Vegas Harry Reid Intl-GTF Great Falls

5h 17m1 stop Denver Intl

2:45 pm - 6:38 pmGTF Great Falls-LAS Las Vegas Harry Reid Intl

4h 53m1 stop Denver Intl

$372United Airlines

Fri, Oct 23 - Sun, Oct 25

1:44 pm - 9:38 pmLAS Las Vegas Harry Reid Intl-GTF Great Falls

6h 54m1 stop Denver Intl

6:30 am - 10:41 amGTF Great Falls-LAS Las Vegas Harry Reid Intl

5h 11m1 stop Denver Intl

$372United Airlines

Thu, Nov 5 - Sun, Nov 8

7:29 pm - 4:13 pmLAS Las Vegas Harry Reid Intl-GTF Great Falls

19h 44m2 stops San Diego Seattle/Tacoma Intl

4:55 pm - 9:36 pmGTF Great Falls-LAS Las Vegas Harry Reid Intl

5h 41m1 stop Seattle/Tacoma Intl

$391Alaska Airlines

Wed, Dec 9 - Sat, Dec 12

10:24 am - 5:39 pmLAS Las Vegas Harry Reid Intl-GTF Great Falls

6h 15m1 stop Salt Lake City

6:19 pm - 10:10 pmGTF Great Falls-LAS Las Vegas Harry Reid Intl

4h 51m1 stop Salt Lake City

$394Delta

Tue, Nov 24 - Fri, Nov 27

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United Airlines flights from Las Vegas to Great Falls

Our best United Airlines deals on Las Vegas to Great Falls flight tickets

United Airlines

Nov 17

LAS11:27 amLas Vegas Harry Reid Intl

9h 11m

2 stops

GTF9:38 pmGreat Falls

Nov 27

GTF2:45 pmGreat Falls

7h 00m

1 stop

LAS8:45 pmLas Vegas Harry Reid Intl

$396

United Airlines

Sep 12

LAS3:06 pmLas Vegas Harry Reid Intl

5h 06m

1 stop

GTF9:12 pmGreat Falls

Sep 16

GTF2:25 pmGreat Falls

7h 26m

1 stop

LAS8:51 pmLas Vegas Harry Reid Intl

$415

United Airlines

Sep 27

LAS3:05 pmLas Vegas Harry Reid Intl

5h 17m

1 stop

GTF9:22 pmGreat Falls

Oct 4

GTF2:37 pmGreat Falls

7h 19m

1 stop

LAS8:56 pmLas Vegas Harry Reid Intl

$615

Delta flights from Las Vegas to Great Falls

Our best Delta deals on Las Vegas to Great Falls flight tickets

Delta

Sep 22

LAS5:10 pmLas Vegas Harry Reid Intl

4h 27m

1 stop

GTF10:37 pmGreat Falls

Sep 26

GTF6:21 pmGreat Falls

4h 56m

1 stop

LAS10:17 pmLas Vegas Harry Reid Intl

$394

Delta

Sep 22

LAS1:22 pmLas Vegas Harry Reid Intl

8h 15m

2 stops

GTF10:37 pmGreat Falls

Sep 26

GTF6:21 pmGreat Falls

4h 56m

1 stop

LAS10:17 pmLas Vegas Harry Reid Intl

$400

Delta

Nov 17

LAS1:30 pmLas Vegas Harry Reid Intl

8h 16m

2 stops

GTF10:46 pmGreat Falls

Nov 27

GTF1:21 pmGreat Falls

8h 03m

2 stops

LAS8:24 pmLas Vegas Harry Reid Intl

$405

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Las VegasGreat Falls

LAS Las Vegas Harry Reid Intl - GTF Great Falls

LASGTF

Las Vegas Harry Reid Intl

Wed 12/9

7:00 am-4:13 pm

1 stop8h 13m

Great Falls

Sat 12/12

4:55 pm-11:59 pm

1 stop8h 04m

$372

Quickest round-trip

Las VegasGreat Falls

LAS Las Vegas Harry Reid Intl - GTF Great Falls

LASGTF

Las Vegas Harry Reid Intl

Fri 10/23

3:05 pm-9:22 pm

1 stop5h 17m

Great Falls

Sun 10/25

2:45 pm-6:38 pm

1 stop4h 53m

$372

Las VegasGreat Falls

LAS Las Vegas Harry Reid Intl - GTF Great Falls

LASGTF

Las Vegas Harry Reid Intl

Thu 11/5

1:44 pm-9:38 pm

1 stop6h 54m

Great Falls

Sun 11/8

6:30 am-10:41 am

1 stop5h 11m

$372

Las VegasGreat Falls

LAS Las Vegas Harry Reid Intl - GTF Great Falls

LASGTF

Las Vegas Harry Reid Intl

Wed 12/9

7:29 pm-4:13 pm

2 stops19h 44m

Great Falls

Sat 12/12

4:55 pm-9:36 pm

1 stop5h 41m

$391

Las VegasGreat Falls

LAS Las Vegas Harry Reid Intl - GTF Great Falls

LASGTF

Las Vegas Harry Reid Intl

Tue 11/24

10:24 am-5:39 pm

1 stop6h 15m

Great Falls

Fri 11/27

6:19 pm-10:10 pm

1 stop4h 51m

$394

Cheapest one-way

Las VegasGreat Falls

LAS Las Vegas Harry Reid Intl - GTF Great Falls

LASGTF

Las Vegas Harry Reid Intl

Wed 9/16

3:06 pm-9:12 pm

1 stop5h 06m

$186

Las VegasGreat Falls

LAS Las Vegas Harry Reid Intl - GTF Great Falls

LASGTF

Las Vegas Harry Reid Intl

Thu 11/5

5:15 am-1:49 pm

1 stop7h 34m

$186

Las VegasGreat Falls

LAS Las Vegas Harry Reid Intl - GTF Great Falls

LASGTF

Las Vegas Harry Reid Intl

Sun 9/13

5:20 am-1:29 pm

1 stop7h 09m

$186

Las VegasGreat Falls

LAS Las Vegas Harry Reid Intl - GTF Great Falls

LASGTF

Las Vegas Harry Reid Intl

Sat 9/12

5:20 am-1:29 pm

1 stop7h 09m

$186

Las VegasGreat Falls

LAS Las Vegas Harry Reid Intl - GTF Great Falls

LASGTF

Las Vegas Harry Reid Intl

Fri 11/6

7:00 am-1:49 pm

1 stop5h 49m

$186

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first

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

Prices

Airlines

What is the cheapest month to fly to Great Falls?

The month of January is another great option to travel to Great Falls, with average flight prices from Las Vegas averaging around $0.

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 Monday when prices can be found for as low as $136. This is often the case because there is less demand to fly during this day of the week. On the other hand, Friday is the most expensive day to depart from Las Vegas because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $149.

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 to Great Falls flights?

There is only 1 cabin class available to choose from on Las Vegas 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?

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

Best Price Found	$186
Fastest flight time	5h 17m
Direct flights	None

The best one-way flight to Great Falls from Las Vegas in the past 72 hours is $186. The best round-trip flight deal from Las Vegas to Great Falls found on momondo in the last 72 hours is $372.

The fastest flight from Las Vegas to Great Falls takes 5h 17m

There are no direct flights from Las Vegas to Great Falls. There are no popular flight routes from Las Vegas to Great Falls.

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. 5h 17m 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?
There is 1 operator available for flights from Las Vegas Harry Reid Intl Airport to Great Falls Airport as of August 2026.
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?
Based on momondo bookings for flights between Las Vegas and Great Falls, the leading plane model is Airbus A319, making up 88.89% of the total bookings. Other popular models include Airbus A320-100/200 with 11.11%.
What is the most popular airline from Las Vegas to Great Falls?
Based on momondo bookings for flights between Las Vegas and Great Falls, the leading airline is Allegiant Air, making up 100% of the total bookings.

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 Air	PriceFrom $82	Free Cancellation	Rating 7.3 676 reviews		Search Allegiant Air flights

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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.