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$46+ 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 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — LAS
Mar 29 — Apr 51
Sun 3/29
Sun 4/5
1 adult, Economy
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Cheap 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 February 27, 2026.

This Cheapflightsfares deal was found by Cheapflights users on 2/25. 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 4/138:54 pm
MSO
-
LAS
Nonstop2h 18m
Allegiant Air
Fri 4/174:46 pm
LAS
-
MSO
Nonstop2h 18m
Allegiant Air
Deal found 2/25$83
This Cheapflightsfares deal was found by Cheapflights users on 2/25. 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 4/610:22 am
GTF
-
LAS
Nonstop2h 15m
Allegiant Air
Fri 4/107:30 am
LAS
-
GTF
Nonstop2h 22m
Allegiant Air
Deal found 2/25$83
This Booking.com deal was found by Cheapflights users on 2/27. 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 4/138:54 pm
MSO
-
LAS
Nonstop2h 18m
Allegiant Air
Fri 4/244:46 pm
LAS
-
MSO
Nonstop2h 18m
Allegiant Air
Deal found 2/27$84
This Gotogate deal was found by Cheapflights users on 2/24. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/1912:33 pm
FCA
-
LAS
Nonstop2h 25m
Allegiant Air
Thu 4/238:15 am
LAS
-
FCA
Nonstop2h 28m
Allegiant Air
Deal found 2/24$84
This Kiwi.com deal was found by Cheapflights users on 2/25. 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.
Mon 4/138:54 pm
MSO
-
LAS
Nonstop2h 18m
Allegiant Air
Fri 5/14:46 pm
LAS
-
MSO
Nonstop2h 18m
Allegiant Air
Deal found 2/25$89
This Booking.com deal was found by Cheapflights users on 2/27. 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 4/1311:42 am
GTF
-
LAS
Nonstop2h 15m
Allegiant Air
Fri 4/247:30 am
LAS
-
GTF
Nonstop2h 22m
Allegiant Air
Deal found 2/27$95
This Cheapflightsfares deal was found by Cheapflights users on 2/26. 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 4/69:57 am
BIL
-
LAS
Nonstop2h 10m
Allegiant Air
Fri 4/106:15 am
LAS
-
BIL
Nonstop2h 09m
Allegiant Air
Deal found 2/26$97
This Booking.com deal was found by Cheapflights users on 2/24. 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.
Fri 4/178:54 pm
MSO
-
LAS
Nonstop2h 18m
Allegiant Air
Fri 4/244:46 pm
LAS
-
MSO
Nonstop2h 18m
Allegiant Air
Deal found 2/24$101
This Cheapflightsfares deal was found by Cheapflights users on 2/26. 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 6/2810:25 am
MSO
-
LAS
Nonstop2h 16m
Allegiant Air
Thu 7/26:20 am
LAS
-
MSO
Nonstop2h 14m
Allegiant Air
Deal found 2/26$102
This Kiwi.com deal was found by Cheapflights users on 2/25. 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.
Mon 6/110:24 am
GTF
-
LAS
Nonstop2h 13m
Allegiant Air
Fri 6/56:10 am
LAS
-
GTF
Nonstop2h 18m
Allegiant Air
Deal found 2/25$103
This Cheapflightsfares deal was found by Cheapflights users on 2/26. 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 3/309:57 am
BIL
-
LAS
Nonstop2h 14m
Allegiant Air
Fri 4/36:00 am
LAS
-
BIL
Nonstop2h 07m
Allegiant Air
Deal found 2/26$110
This Cheapflightsfares deal was found by Cheapflights users on 2/25. 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 3/85:44 pm
FCA
-
LAS
Nonstop2h 31m
Allegiant Air
Thu 3/126:40 am
LAS
-
FCA
Nonstop2h 28m
Allegiant Air
Deal found 2/25$110

Find 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 February 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$83
(Cheapflightsfares)

One-way from

$46
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$259

Good round-trip deal

$156 or less

Good one-way deal

$59 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
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
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 February 27, 2026.
Use the filters below to find and compare flights from Montana to Las Vegas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Great FallsLas Vegas

GTF - LAS

GTFLAS

Great Falls

Wed 3/25

1:05 pm-10:53 pm

2 stops10h 48m

Las Vegas Harry Reid Intl

Wed 4/1

6:00 am-5:42 pm

2 stops10h 42m

$203

BozemanLas Vegas

BZN - LAS

BZNLAS

Bozeman Gallatin Field

Fri 3/20

5:20 am-8:20 am

1 stop4h 00m

Las Vegas Harry Reid Intl

Tue 3/24

5:00 pm-11:10 pm

1 stop5h 10m

$225

HelenaLas Vegas

HLN - LAS

HLNLAS

Helena

Fri 4/10

1:02 pm-6:08 pm

1 stop6h 06m

Las Vegas Harry Reid Intl

Tue 4/14

6:05 am-12:24 pm

1 stop5h 19m

$249

MissoulaLas Vegas

MSO - LAS

MSOLAS

Missoula Johnson-Bell Field

Sun 3/29

5:20 am-8:20 am

1 stop4h 00m

Las Vegas Harry Reid Intl

Sun 4/5

7:05 pm-12:24 am

1 stop4h 19m

$251

MissoulaLas Vegas

MSO - LAS

MSOLAS

Missoula Johnson-Bell Field

Fri 4/10

6:04 pm-11:55 pm

1 stop6h 51m

Las Vegas Harry Reid Intl

Fri 4/17

7:05 pm-12:16 am

1 stop4h 11m

$251

BozemanLas Vegas

BZN - LAS

BZNLAS

Bozeman Gallatin Field

Wed 5/20

1:12 pm-4:00 pm

1 stop3h 48m

Las Vegas Harry Reid Intl

Sat 5/23

5:00 pm-10:02 pm

1 stop4h 02m

$258

BillingsLas Vegas

BIL - LAS

BILLAS

Billings Logan Intl

Sat 5/2

2:30 pm-7:07 pm

1 stop5h 37m

Las Vegas Harry Reid Intl

Wed 5/6

2:54 pm-8:57 pm

1 stop5h 03m

$261

MissoulaLas Vegas

MSO - LAS

MSOLAS

Missoula Johnson-Bell Field

Mon 4/13

1:40 pm-8:59 pm

2 stops8h 19m

Las Vegas Harry Reid Intl

Fri 4/17

6:00 am-5:38 pm

2 stops10h 38m

$261

BillingsLas Vegas

BIL - LAS

BILLAS

Billings Logan Intl

Sun 4/12

5:15 am-8:20 am

1 stop4h 05m

Las Vegas Harry Reid Intl

Thu 4/16

6:00 am-5:37 pm

2 stops10h 37m

$262

ButteLas Vegas

BTM - LAS

BTMLAS

Butte Silver Bow Co

Wed 5/6

10:10 am-5:18 pm

1 stop8h 08m

Las Vegas Harry Reid Intl

Sat 5/9

2:54 pm-10:22 pm

1 stop6h 28m

$264

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/26

Showing 1-10 of 60 resultsSorted by cheapest first
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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 February is currently the most expensive (average of $93). 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 February 27, 2026.

It’s typically best to fly out from Montana to Las Vegas in the evening. Doing so could potentially save you 14% on the flight price compared to flying in the afternoon, 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 February 21, 2026.

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, 13 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 25m. Fly via Allegiant Air, Delta, or United Airlines 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 ($46), Delta ($88), and Alaska Airlines ($93).

  • 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, Billings Logan Intl - Las Vegas Harry Reid Intl and Missoula Johnson-Bell Field - 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 $294, our data indicates the cheapest price to be $75. The most popular route (Bozeman Gallatin Field - Las Vegas Harry Reid Intl), is priced around $96.

  • 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 February is currently the most expensive (average of $93). 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
Mesquite
Kingman
Winchester
Boulder City
Needles
Sunrise Manor

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Alternative routes for Montana to Las Vegas

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Top 6 airlines flying from Montana to Las Vegas

Discover the top 6 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 February 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$70Average$169FlexibilityNo cancel feeOn-time88%
DeltaCheapest$89Average$356FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$109Average$307FlexibilityNo cancel feeOn-time85%
United AirlinesCheapest$162Average$351FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$166Average$333FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$193Average$345FlexibilityNo cancel feeOn-time63%

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