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$51+ Cheap flights from Montana to Las Vegas (LAS)

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 10/26. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — LAS
Nov 15 — Nov 221
Sat 11/15
Sat 11/22
1 adult, Economy
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Find flight deals from Montana to Las Vegas

Cheapest flights from Montana to Las Vegas
Explore the most affordable flight options available from Montana to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 16, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 10/15. 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.
Fri 11/1410:25 pmMSO - LAS
Nonstop2h 11mAllegiant Air
Fri 11/216:00 amLAS - MSO
Nonstop2h 16mAllegiant Air
Deal found 10/15$82
This Cheapflightsfares deal was found by Cheapflights users on 10/16. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/39:22 pmGTF - LAS
Nonstop2h 12mAllegiant Air
Fri 11/75:20 pmLAS - GTF
Nonstop2h 23mAllegiant Air
Deal found 10/16$82
This Cheapflightsfares deal was found by Cheapflights users on 10/16. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/2610:07 amBZN - LAS
Nonstop2h 05mAllegiant Air
Thu 10/306:10 amLAS - BZN
Nonstop2h 07mAllegiant Air
Deal found 10/16$82
This Cheapflightsfares deal was found by Cheapflights users on 10/15. 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.
Mon 11/1010:21 pmGTF - LAS
Nonstop2h 15mAllegiant Air
Fri 11/146:08 pmLAS - GTF
Nonstop2h 23mAllegiant Air
Deal found 10/15$88
This Cheapflightsfares deal was found by Cheapflights users on 10/16. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/25:48 pmFCA - LAS
Nonstop2h 30mAllegiant Air
Thu 11/61:24 pmLAS - FCA
Nonstop2h 30mAllegiant Air
Deal found 10/16$89
This Cheapflightsfares deal was found by Cheapflights users on 10/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/210:07 amBZN - LAS
Nonstop2h 05mAllegiant Air
Thu 11/610:24 amLAS - BZN
Nonstop2h 08mAllegiant Air
Deal found 10/14$91
This Booking.com deal was found by Cheapflights users on 10/14. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/176:46 pmMSO - LAS
Nonstop2h 11mAllegiant Air
Fri 11/216:00 amLAS - MSO
Nonstop2h 16mAllegiant Air
Deal found 10/14$92
This FlightHub deal was found by Cheapflights users on 10/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/92:17 pmBZN - LAS
Nonstop2h 04mAllegiant Air
Thu 11/1310:24 amLAS - BZN
Nonstop2h 08mAllegiant Air
Deal found 10/15$105
This Cheapflightsfares deal was found by Cheapflights users on 10/16. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/265:48 pmFCA - LAS
Nonstop2h 30mAllegiant Air
Thu 11/201:32 pmLAS - FCA
Nonstop2h 29mAllegiant Air
Deal found 10/16$106
This Mytrip deal was found by Cheapflights users on 10/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/92:17 pmBZN - LAS
Nonstop2h 04mAllegiant Air
Sun 11/1610:19 amLAS - BZN
Nonstop2h 08mAllegiant Air
Deal found 10/14$107
This Booking.com deal was found by Cheapflights users on 10/15. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/165:44 pmFCA - LAS
Nonstop2h 34mAllegiant Air
Thu 11/201:32 pmLAS - FCA
Nonstop2h 29mAllegiant Air
Deal found 10/15$108
This Kiwi.com deal was found by Cheapflights users on 10/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2410:26 pmMSO - LAS
Nonstop2h 13mAllegiant Air
Fri 10/316:23 pmLAS - MSO
Nonstop2h 13mAllegiant Air
Deal found 10/15$111

Cheap flight deals from Montana to Las Vegas

Keep the following information in mind while searching for Montana to Las Vegas flight deals. Data was last updated October 16, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$82
(Cheapflightsfares)

One-way from

$51
(Cheapflightsfares)

Popular in

December

Cheapest in

January

Average price

$249

Good round-trip deal

$98 or less

Good one-way deal

$51 or less
Provider with most accurate pricing for Bozeman Gallatin Field-Las Vegas Harry Reid Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Bozeman Gallatin Field-Las Vegas Harry Reid Intl flights.
Search Deals
From Montana to Las Vegas Harry Reid Intl
Search Deals
One-way flight from Montana to Las Vegas Harry Reid Intl
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($5 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a round-trip flight from Montana to Las Vegas Harry Reid Intl.
Search Deals
Price to beat on a one-way flight from Montana to Las Vegas Harry Reid Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Montana to Las Vegas 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 October 16, 2025.
Use the filters below to find and compare flights from Montana to Las Vegas that are best for you.

Fly from

Montana

Fly to

Las Vegas

Route

Depart

Return

Price

KalispellLas Vegas

FCA - LAS

FCALAS

Kalispell Glacier Park

Sun 11/16

5:44 pm-7:18 pm

Nonstop2h 34m

Las Vegas Harry Reid Intl

Thu 11/20

1:32 pm-5:01 pm

Nonstop2h 29m

$108

KalispellLas Vegas

FCA - LAS

FCALAS

Kalispell Glacier Park

Thu 11/6

5:44 pm-7:18 pm

Nonstop2h 34m

Las Vegas Harry Reid Intl

Sun 11/9

1:24 pm-4:54 pm

Nonstop2h 30m

$152

KalispellLas Vegas

FCA - LAS

FCALAS

Kalispell Glacier Park

Mon 11/17

1:06 pm-6:36 pm

1 stop6h 30m

Las Vegas Harry Reid Intl

Thu 11/20

1:32 pm-5:01 pm

Nonstop2h 29m

$165

BozemanLas Vegas

BZN - LAS

BZNLAS

Bozeman Gallatin Field

Mon 12/15

7:00 am-2:45 pm

1 stop8h 45m

Las Vegas Harry Reid Intl

Wed 12/17

7:00 am-1:04 pm

1 stop5h 04m

$176

BozemanLas Vegas

BZN - LAS

BZNLAS

Bozeman Gallatin Field

Tue 12/16

11:46 am-5:41 pm

1 stop6h 55m

Las Vegas Harry Reid Intl

Thu 12/18

11:50 am-7:16 pm

1 stop6h 26m

$179

BozemanLas Vegas

BZN - LAS

BZNLAS

Bozeman Gallatin Field

Fri 11/28

3:00 pm-10:37 pm

1 stop8h 37m

Las Vegas Harry Reid Intl

Tue 12/2

3:50 pm-10:26 pm

1 stop5h 36m

$183

BozemanLas Vegas

BZN - LAS

BZNLAS

Bozeman Gallatin Field

Mon 11/24

3:00 pm-10:37 pm

1 stop8h 37m

Las Vegas Harry Reid Intl

Tue 12/2

2:10 pm-10:26 pm

1 stop7h 16m

$183

BozemanLas Vegas

BZN - LAS

BZNLAS

Bozeman Gallatin Field

Mon 11/24

3:00 pm-10:37 pm

1 stop8h 37m

Las Vegas Harry Reid Intl

Wed 12/3

6:00 am-2:19 pm

1 stop7h 19m

$183

BozemanLas Vegas

BZN - LAS

BZNLAS

Bozeman Gallatin Field

Tue 12/16

5:30 am-12:54 pm

2 stops8h 24m

Las Vegas Harry Reid Intl

Wed 12/17

2:10 pm-10:26 pm

1 stop7h 16m

$188

BozemanLas Vegas

BZN - LAS

BZNLAS

Bozeman Gallatin Field

Wed 1/14

5:45 am-8:06 pm

2 stops15h 21m

Las Vegas Harry Reid Intl

Tue 1/20

3:55 pm-10:19 pm

1 stop5h 24m

$188

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/14

Showing 1-10 of 60 results
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Best time to book a flight from Montana to Las Vegas

Have a flexible travel schedule? Discover the best time to fly to Las Vegas from Montana 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 Montana to Las Vegas

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

Currently, September is the cheapest month in which you can book a flight from Montana to Las Vegas (average of $43). Flying from Montana to Las Vegas in December is currently the most expensive (average of $105). 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 MT to LAS?

Find hourly flight availability from Montana to Las Vegas. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 16, 2025.

It’s typically best to fly out from Montana to Las Vegas in the evening. Doing so could potentially save you 48% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from Montana to Las Vegas?

Use this chart to determine the cheapest time to fly round-trip from Montana to Las Vegas. Price data was last updated on October 12, 2025.

Travelers seeking maximum savings on their Montana to Las Vegas flight should consider departing on Wednesday at noon when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

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

  • What airport do you fly into for flights to Las Vegas from Montana?

    For a flight from Montana to Las Vegas, you will be flying into Harry Reid Intl. Las Vegas Harry Reid Intl (LAS) is just 6.2 mi from the center of the city.

  • How popular is this Montana to Las Vegas flight route?

    Within the past month, 12 users have taken a look at flights from Montana to Las Vegas Harry Reid Intl.

  • How long is the flight from Montana to Las Vegas?

    There are many flights that can get you from Montana to Las Vegas in 2h 34m. Fly via Allegiant Air, Alaska Airlines, or Delta to get the fastest option. The distance between Montana and Las Vegas is about 845 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    The cheapest airlines for a one-way flight from Montana to Las Vegas are Allegiant Air ($53), Delta ($92), and United Airlines ($106).

  • What are the most popular routes from Montana to Las Vegas?

    The most popular flight routes from Montana to Las Vegas are Bozeman Gallatin Field - Las Vegas Harry Reid Intl, Great Falls - Las Vegas Harry Reid Intl and Billings Logan Intl - Las Vegas Harry Reid Intl.

  • What are the cheapest flights from Montana to Las Vegas?

    Looking for the cheapest flight from Montana to Las Vegas? While on average our users pay $244, our data indicates the cheapest price to be $77. The most popular route (Bozeman Gallatin Field - Las Vegas Harry Reid Intl), is priced around $82.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Montana to Las Vegas 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 Montana to Las Vegas?

    Currently, September is the cheapest month in which you can book a flight from Montana to Las Vegas (average of $43). Flying from Montana to Las Vegas in December is currently the most expensive (average of $105). 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.

See more FAQs

Traveling to a place near Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
Paradise
Henderson
North Las Vegas
Sunrise Manor
Winchester
Kingman
Primm
Mount Charleston
Mesquite
Needles
Boulder City

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Top 7 airlines flying from Montana to Las Vegas

Discover the top 7 airlines that operate flights from Montana to Las Vegas. 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 October 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$72Average$174FlexibilityNo cancel feeOn-time88%
Hawaiian AirlinesCheapest$109Average$323FlexibilityNo cancel feeOn-time85%
United AirlinesCheapest$162Average$412FlexibilityNo cancel feeOn-time69%
DeltaCheapest$181Average$367FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$186Average$372FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$202Average$337FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$314Average$482FlexibilityNo cancel feeOn-time71%

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