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$57+ Cheap flights from Missoula to Las Vegas (MSO - 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 8/16. Fares are subject to change and may not be available on all flights or dates of travel.
MSO — LAS
Aug 23 — Aug 301
Sun 8/23
Sun 8/30
1 adult, Economy
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Find cheap flights from Missoula to Las Vegas with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

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Cheapflights Tip: The best prices from Missoula Johnson-Bell Field to Las Vegas Harry Reid Intl are usually found in January or June, booked 51 days in advance, depart on a Saturday or Monday and return on a Thursday

Cheap flight deals from Missoula to Las Vegas

Cheapest flights from Missoula to Las Vegas
Explore the most affordable flight options available from Missoula to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 24, 2026.

This Cheapflightsfares deal was found by Cheapflights users on 7/20. 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.
Thu 8/279:52 pm
MSO
-
LAS
Nonstop2h 11m
Allegiant Air
Thu 9/245:42 pm
LAS
-
MSO
Nonstop2h 17m
Allegiant Air
Deal found 7/20$83
This Trip.com deal was found by Cheapflights users on 7/22. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/39:49 pm
MSO
-
LAS
Nonstop2h 14m
Allegiant Air
Thu 9/175:42 pm
LAS
-
MSO
Nonstop2h 17m
Allegiant Air
Deal found 7/22$87
This Super.com deal was found by Cheapflights users on 7/23. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/239:52 pm
MSO
-
LAS
Nonstop2h 11m
Allegiant Air
Thu 8/275:50 pm
LAS
-
MSO
Nonstop2h 12m
Allegiant Air
Deal found 7/23$100
This Cheapflightsfares deal was found by Cheapflights users on 7/22. 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.
Thu 10/295:13 pm
MSO
-
LAS
Nonstop2h 15m
Allegiant Air
Thu 11/51:08 pm
LAS
-
MSO
Nonstop2h 17m
Allegiant Air
Deal found 7/22$107
This Trip.com deal was found by Cheapflights users on 7/21. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/39:49 pm
MSO
-
LAS
Nonstop2h 14m
Allegiant Air
Sun 9/65:42 pm
LAS
-
MSO
Nonstop2h 17m
Allegiant Air
Deal found 7/21$109
This Cheapflightsfares deal was found by Cheapflights users on 7/20. 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.
Thu 8/279:52 pm
MSO
-
LAS
Nonstop2h 11m
Allegiant Air
Sun 8/305:50 pm
LAS
-
MSO
Nonstop2h 12m
Allegiant Air
Deal found 7/20$110
This Kiwi.com deal was found by Cheapflights users on 7/23. 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.
Thu 8/209:52 pm
MSO
-
LAS
Nonstop2h 11m
Allegiant Air
Thu 8/275:50 pm
LAS
-
MSO
Nonstop2h 12m
Allegiant Air
Deal found 7/23$118
This Cheapflightsfares deal was found by Cheapflights users on 7/23. 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.
Thu 8/610:24 am
MSO
-
LAS
Nonstop2h 14m
Allegiant Air
Sun 8/96:20 am
LAS
-
MSO
Nonstop2h 14m
Allegiant Air
Deal found 7/23$130

Find flight deals from Missoula to Las Vegas

Discover tips and strategies to find the most affordable flight options for your journey from Missoula (MSO) to Las Vegas (LAS). 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 July 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$83
(Cheapflightsfares)

One-way from

$57
(Super.com)

Popular in

March

Cheapest in

January

Average price

$167

Good round-trip deal

$131 or less

Good one-way deal

$121 or less
Provider with most accurate pricing for Missoula Johnson-Bell Field-Las Vegas Harry Reid Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Missoula Johnson-Bell Field-Las Vegas Harry Reid Intl flights.
Search Deals
From Missoula Johnson-Bell Field to Las Vegas Harry Reid Intl
Search Deals
One-way flight from Missoula Johnson-Bell Field to Las Vegas Harry Reid Intl
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($28 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Missoula Johnson-Bell Field to Las Vegas Harry Reid Intl.
Search Deals
Price to beat on a one-way flight from Missoula Johnson-Bell Field to Las Vegas Harry Reid Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Missoula 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 July 24, 2026.
Use the filters below to find and compare flights from Missoula to Las Vegas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MissoulaLas Vegas

MSO - LAS

MSOLAS

Missoula Johnson-Bell Field

Tue 12/8

1:15 pm-5:52 pm

2 stops29h 37m

Las Vegas Harry Reid Intl

Sat 12/12

10:21 pm-3:23 pm

2 stops16h 02m

$450

MissoulaLas Vegas

MSO - LAS

MSOLAS

Missoula Johnson-Bell Field

Sat 8/22

7:15 am-5:16 pm

2 stops11h 01m

Las Vegas Harry Reid Intl

Thu 8/27

8:02 am-10:59 pm

1 stop13h 57m

$460

MissoulaLas Vegas

MSO - LAS

MSOLAS

Missoula Johnson-Bell Field

Tue 8/25

7:15 am-3:34 pm

2 stops9h 19m

Las Vegas Harry Reid Intl

Wed 8/26

8:02 am-10:59 pm

2 stops13h 57m

$461
Quickest round-trip

MissoulaLas Vegas

MSO - LAS

MSOLAS

Missoula Johnson-Bell Field

Wed 8/26

7:15 am-1:31 pm

1 stop7h 16m

Las Vegas Harry Reid Intl

Thu 8/27

4:18 pm-10:59 pm

1 stop5h 41m

$475

MissoulaLas Vegas

MSO - LAS

MSOLAS

Missoula Johnson-Bell Field

Thu 10/1

1:17 pm-10:41 pm

2 stops10h 24m

Las Vegas Harry Reid Intl

Mon 10/5

1:00 pm-12:18 am

2 stops10h 18m

$483

MissoulaLas Vegas

MSO - LAS

MSOLAS

Missoula Johnson-Bell Field

Fri 9/18

1:17 pm-10:41 pm

2 stops10h 24m

Las Vegas Harry Reid Intl

Mon 9/21

5:10 pm-12:18 am

1 stop6h 08m

$489

MissoulaLas Vegas

MSO - LAS

MSOLAS

Missoula Johnson-Bell Field

Thu 9/24

7:00 am-6:48 pm

2 stops12h 48m

Las Vegas Harry Reid Intl

Sun 9/27

6:02 am-12:39 pm

1 stop5h 37m

$491

MissoulaLas Vegas

MSO - LAS

MSOLAS

Missoula Johnson-Bell Field

Thu 9/10

7:00 am-6:48 pm

2 stops12h 48m

Las Vegas Harry Reid Intl

Mon 9/14

8:02 am-12:39 pm

1 stop27h 37m

$491
Cheapest one-way
Quickest one-way

MissoulaLas Vegas

MSO - LAS

MSOLAS

Missoula Johnson-Bell Field

Sun 9/20

9:49 pm-11:03 pm

Nonstop2h 14m

$65

MissoulaLas Vegas

MSO - LAS

MSOLAS

Missoula Johnson-Bell Field

Thu 8/6

10:24 am-11:38 am

Nonstop2h 14m

$74

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/23

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Compare providers for flights from Missoula to Las Vegas

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Missoula to Las Vegas in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy2 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*1 star
JetabroadPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Missoula-Las Vegas flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Missoula-Las Vegas flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Missoula-Las Vegas flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Missoula-Las Vegas flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Missoula-Las Vegas flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Missoula to Las Vegas

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

How far ahead should I book a flight from Missoula to Las Vegas?

To ensure you get the cheapest price possible for a flight from Missoula to Las Vegas, you should look to book at least 50 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, January is the cheapest month in which you can book a flight from Missoula to Las Vegas (average of $148). Flying from Missoula to Las Vegas in March is currently the most expensive (average of $311). 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 MSO to LAS?

Find hourly flight availability from Missoula 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 July 24, 2026.

When flying from Missoula to Las Vegas, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 30% versus a flight at noon.

How much does it cost to fly round-trip from Missoula to Las Vegas?

Airfare is below average for this route at the moment.

Missoula to Las Vegas flights typically cost between $96 and $346 in August.
The cheapest round-trip price found within the last 5 days was $83 on Allegiant Air (Aug 27-Sep 24).

Reviews of airlines servicing Las Vegas

Get insights into the airlines that provide service to Las Vegas. 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 Las Vegas. Reviews last updated July 24, 2026.
Get a feel of what it's like to fly with Alaska Airlines,Delta, andUnited Airlines from Missoula to Las Vegas by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
7.9
Good
12,706 reviews

Boarding

8.1

Overall

7.9

Comfort

7.8

Entertainment

7.0

Crew

8.5

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.
Alaska Airlines
7.9
Good
12,706 reviews
Alaska Airlines
7.9
Good
12,706 reviews

Boarding

8.1

Overall

7.9

Comfort

7.8

Entertainment

7.0

Crew

8.5

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.
Delta
7.8
Good
8,482 reviews
Alaska Airlines
7.9
Good
12,706 reviews

Boarding

8.1

Overall

7.9

Comfort

7.8

Entertainment

7.0

Crew

8.5

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.
United Airlines
7.4
Good
10,025 reviews
Alaska Airlines
7.9
Good
12,706 reviews

Boarding

8.1

Overall

7.9

Comfort

7.8

Entertainment

7.0

Crew

8.5

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.
Allegiant Air
7.3
Good
682 reviews
Alaska Airlines
7.9
Good
12,706 reviews

Boarding

8.1

Overall

7.9

Comfort

7.8

Entertainment

7.0

Crew

8.5

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.

Related info for your journey

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

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

    Flights from Missoula Johnson-Bell Field to Las Vegas Harry Reid Intl have been viewed 3 times in the past calendar month.

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

    There are many flights that can get you from Missoula to Las Vegas in 15h 02m. Fly via Alaska Airlines to get the fastest option. The distance between Missoula and Las Vegas is about 750 mi.

  • What are the cheapest airlines flying from Missoula to Las Vegas round-trip?

    Flying on Allegiant Air is currently your cheapest option to Las Vegas, with prices starting at $82. Additional round-trip tickets that might be worth considering are offered by Delta and United Airlines, with the lowest prices starting at $119 and $236, respectively. Allegiant Air is priced at 62% lower than the current average price of a flight leaving 3 months from now.

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

    The cheapest airlines for a one-way flight from Missoula to Las Vegas are Allegiant Air ($46), Alaska Airlines ($109), and United Airlines ($139).

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

    The cheapest flight price from Missoula to Las Vegas is $47. On average you can expect to pay $144. The most popular route, (Missoula Johnson-Bell Field - Las Vegas Harry Reid Intl), can usually be booked for $87.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Missoula to Las Vegas (average of $148). Flying from Missoula to Las Vegas in March is currently the most expensive (average of $311). 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
Mesquite
North Las Vegas
Kingman
Winchester
Boulder City
Needles
Sunrise Manor

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Top 4 airlines flying from Missoula to Las Vegas

Discover the top 4 airlines that operate flights from Missoula 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 July 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$82Average$178FlexibilityNo cancel feeOn-time88%
DeltaCheapest$119Average$357FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$236Average$394FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$238Average$395FlexibilityNo cancel feeOn-time75%

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