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$101+ Cheap flights from Las Vegas to Great Falls (LAS - GTF)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/22. Fares are subject to change and may not be available on all flights or dates of travel.
LAS — GTF
oct. 17 — oct. 241
vie. 10/17
vie. 10/24
1 adult, Economy
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Cheap flight deals from Las Vegas to Great Falls

Discover tips and strategies to find the most affordable flight options for your journey from Las Vegas (LAS) to Great Falls (GTF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated septiembre 17, 2025.

Round-trip from

$149
(Cheapflightsfares)

One-way from

$101
(Cheapflightsfares)

Popular in

April

Cheapest in

May

Average price

$238
From Las Vegas Harry Reid Intl to Great Falls
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One-way flight from Las Vegas Harry Reid Intl to Great Falls
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High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 12% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Las Vegas to Great Falls

Cheapest flights from Las Vegas to Great Falls
Explore the most affordable flight options available from Las Vegas to Great Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 17, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/276:14 pmLAS - GTF
Nonstop2h 18mAllegiant Air
vie. 11/79:33 pmGTF - LAS
Nonstop2h 15mAllegiant Air
Deal found 9/15$149
This United Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/243:27 pmLAS - GTF
1 stop4h 44mUnited Airlines
sáb. 11/12:30 pmGTF - LAS
1 stop7h 16mUnited Airlines
Deal found 9/14$272
This Hawaiian Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/1611:09 amLAS - GTF
1 stop5h 26mHawaiian Airlines
dom. 10/196:15 pmGTF - LAS
1 stop6h 14mHawaiian Airlines
Deal found 9/16$307
This Delta deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/1610:52 amLAS - GTF
2 stops11h 14mDelta
dom. 10/196:09 pmGTF - LAS
1 stop6h 21mDelta
Deal found 9/16$316
This Delta deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/246:00 amLAS - GTF
2 stops10h 29mDelta
sáb. 11/11:08 pmGTF - LAS
2 stops10h 22mDelta
Deal found 9/14$333
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/246:20 pmLAS - GTF
Nonstop2h 17mMultiple Airlines
sáb. 11/16:50 pmGTF - LAS
1 stop16h 55mMultiple Airlines
Deal found 9/14$410
This Delta deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/275:13 pmLAS - GTF
1 stop4h 53mDelta
vie. 11/76:09 pmGTF - LAS
1 stop5h 16mDelta
Deal found 9/15$446
This Alaska Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/277:47 pmLAS - GTF
2 stops21h 23mAlaska Airlines
vie. 11/76:50 pmGTF - LAS
1 stop25h 25mAlaska Airlines
Deal found 9/15$451
This Delta deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/16:00 amLAS - GTF
2 stops10h 27mDelta
dom. 10/121:08 pmGTF - LAS
1 stop6h 23mDelta
Deal found 9/17$478

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated septiembre 17, 2025.
Use the filters below to find and compare flights from Las Vegas to Great Falls that are best for you.

Fly from

Las Vegas

Fly to

Great Falls

Route

Depart

Return

Price

Las VegasGreat Falls

LAS - GTF

LASGTF

Las Vegas Harry Reid Intl

lun. 3/2

6:35 am-9:51 am

Nonstop2h 16m

Great Falls

vie. 3/6

10:45 am-12:03 pm

Nonstop2h 18m

$258

Las VegasGreat Falls

LAS - GTF

LASGTF

Las Vegas Harry Reid Intl

vie. 10/24

3:27 pm-9:11 pm

1 stop4h 44m

Great Falls

sáb. 11/1

2:30 pm-8:46 pm

1 stop7h 16m

$272

Las VegasGreat Falls

LAS - GTF

LASGTF

Las Vegas Harry Reid Intl

lun. 3/2

7:15 pm-3:20 pm

1 stop19h 05m

Great Falls

vie. 3/6

4:00 pm-8:21 pm

1 stop5h 21m

$307

Las VegasGreat Falls

LAS - GTF

LASGTF

Las Vegas Harry Reid Intl

jue. 10/16

11:09 am-5:35 pm

1 stop5h 26m

Great Falls

dom. 10/19

6:15 pm-11:29 pm

1 stop6h 14m

$307

Las VegasGreat Falls

LAS - GTF

LASGTF

Las Vegas Harry Reid Intl

jue. 10/16

10:52 am-11:06 pm

2 stops11h 14m

Great Falls

dom. 10/19

6:09 pm-11:30 pm

1 stop6h 21m

$316

Las VegasGreat Falls

LAS - GTF

LASGTF

Las Vegas Harry Reid Intl

vie. 10/24

6:00 am-5:29 pm

2 stops10h 29m

Great Falls

sáb. 11/1

1:08 pm-10:30 pm

2 stops10h 22m

$333

Las VegasGreat Falls

LAS - GTF

LASGTF

Las Vegas Harry Reid Intl

vie. 3/6

5:30 pm-10:53 pm

1 stop4h 23m

Great Falls

lun. 3/9

1:10 pm-6:07 pm

1 stop5h 57m

$359

Las VegasGreat Falls

LAS - GTF

LASGTF

Las Vegas Harry Reid Intl

vie. 3/6

3:00 pm-3:20 pm

2 stops23h 20m

Great Falls

lun. 3/9

4:00 pm-5:00 pm

2 stops26h 00m

$415

Las VegasGreat Falls

LAS - GTF

LASGTF

Las Vegas Harry Reid Intl

lun. 12/22

6:13 pm-9:35 pm

Nonstop2h 22m

$101

Las VegasGreat Falls

LAS - GTF

LASGTF

Las Vegas Harry Reid Intl

mar. 10/14

5:13 pm-11:06 pm

1 stop4h 53m

$136

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 16 results
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Best time to book a flight from Las Vegas to Great Falls

Have a flexible travel schedule? Discover the best time to fly to Great Falls from Las Vegas with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Las Vegas to Great Falls

What is the cheapest month to book a flight from Las Vegas to Great Falls?

Currently, January is the cheapest month in which you can book a flight from Las Vegas to Great Falls (average of $367). Flying from Las Vegas to Great Falls in July is currently the most expensive (average of $574). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LAS to GTF?

Find hourly flight availability from Las Vegas to Great Falls. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 17, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Las Vegas to Great Falls as you normally would.

Reviews of airlines servicing Great Falls

Get insights into the airlines that provide service to Great Falls. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Great Falls. Reviews last updated septiembre 17, 2025.
Peruse reviews from past customers who have flown with Allegiant Air from Las Vegas to Great Falls to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Allegiant Air
7.2
Good
699 reviews

Crew

8.1

Food

5.9

Boarding

7.6

Comfort

6.8

Entertainment

5.5

Overall

7.2

Reviews

1 / 20
10.0
Excellent

Joellen,Aug 2024

LAS - GEG

Boarding was a hassle. I’ve had the same guy before. Never enjoy seeing him.
Allegiant Air
7.2
Good
699 reviews
Allegiant Air
7.2
Good
699 reviews

Crew

8.1

Food

5.9

Boarding

7.6

Comfort

6.8

Entertainment

5.5

Overall

7.2

Reviews

1 / 20
10.0
Excellent

Joellen,Aug 2024

LAS - GEG

Boarding was a hassle. I’ve had the same guy before. Never enjoy seeing him.

Related info for your journey

Find useful and relevant information for your journey from Las Vegas to Great Falls. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Las Vegas to Great Falls?

    A quick flight from Las Vegas to Great Falls can take about 2h 16m. Allegiant Air provides one of the quickest options available for as low as $258. Las Vegas and Great Falls are separated by a distance of 810 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What is the cheapest airline to fly from Las Vegas to Great Falls round-trip?

    Currently priced at $79, Allegiant Air will fly you from Las Vegas to Great Falls and back. In addition to Allegiant Air, many other airlines offer competitively priced options for your trip. This flight start at 68% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Las Vegas to Great Falls one-way?

    The cheapest airline one-way is Allegiant Air, with whom users have recently found tickets for as low as $101. However, be on the lookout for offers from Delta and United Airlines, as they are both options that can get you from Las Vegas to Great Falls for a low price.

  • Can I find deals for flights from Las Vegas to Great Falls that include hotel bookings?

    Yes. In addition to deals on Las Vegas to Great Falls flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Las Vegas to Great Falls?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Las Vegas to Great Falls.

  • Can I find deals for business class flights from Las Vegas to Great Falls?

    Yes. Cheapflights offers flight deals from Las Vegas to Great Falls by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Las Vegas to Great Falls?

    Currently, January is the cheapest month in which you can book a flight from Las Vegas to Great Falls (average of $367). Flying from Las Vegas to Great Falls in July is currently the most expensive (average of $574). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Traveling to a place near Great Falls?

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Top airline flying from Las Vegas to Great Falls

Discover the top airline that operate flights from Las Vegas to Great Falls. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated septiembre 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$79Average$122FlexibilityNo cancel feeOn-time88%

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