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Cheap flights from Montana to Las Vegas from $46

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Montana to Las Vegas departing on 1/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Montana to Las Vegas

Cheap round-trip flights

Enter your travel dates to find the best prices.
Allegiant Air Logo
4:05 pm - 5:21 pm
MSO
-
LAS
2h 16mnonstop
Allegiant Air Logo
12:00 pm - 3:15 pm
LAS
-
MSO
2h 15mnonstop
$82Allegiant Air
Mon, Feb 23 - Fri, Feb 27
Allegiant Air Logo
5:18 pm - 6:32 pm
GTF
-
LAS
2h 14mnonstop
Allegiant Air Logo
1:02 pm - 4:28 pm
LAS
-
GTF
2h 26mnonstop
$82Allegiant Air
Mon, Jan 19 - Fri, Jan 23
Allegiant Air Logo
4:20 pm - 5:33 pm
MSO
-
LAS
2h 13mnonstop
Allegiant Air Logo
6:40 am - 10:03 am
LAS
-
MSO
2h 23mnonstop
$87Allegiant Air
Mon, Jan 5 - Fri, Jan 9
Multiple Airlines Logo
10:05 am - 11:11 am
BZN
-
LAS
2h 06mnonstop
Multiple Airlines Logo
8:50 am - 3:23 pm
LAS
-
BZN
5h 33m1 stop
$146Multiple Airlines
Sat, Jan 3 - Thu, Jan 8
Alaska Airlines Logo
12:46 pm - 4:34 pm
BZN
-
LAS
4h 48m1 stop
Alaska Airlines Logo
6:00 am - 12:06 pm
LAS
-
BZN
5h 06m1 stop
$157Alaska Airlines
Wed, Jan 14 - Sat, Jan 17
Hawaiian Airlines Logo
3:03 pm - 9:00 pm
BZN
-
LAS
6h 57m1 stop
Hawaiian Airlines Logo
5:42 pm - 11:56 pm
LAS
-
BZN
5h 14m1 stop
$159Hawaiian Airlines
Wed, Feb 4 - Wed, Feb 11
Multiple Airlines Logo
10:05 pm - 11:12 pm
BIL
-
LAS
2h 07mnonstop
Multiple Airlines Logo
2:04 pm - 11:30 am
LAS
-
BIL
20h 26m1 stop
$163Multiple Airlines
Sun, Jan 4 - Thu, Jan 8
Alaska Airlines Logo
12:46 pm - 4:34 pm
BZN
-
LAS
4h 48m1 stop
Alaska Airlines Logo
5:42 pm - 11:56 pm
LAS
-
BZN
5h 14m1 stop
$165Alaska Airlines
Wed, Jan 28 - Wed, Feb 4
Delta Logo
4:30 pm - 10:30 pm
BZN
-
LAS
7h 00m1 stop
Delta Logo
5:10 pm - 11:15 pm
LAS
-
BZN
5h 05m1 stop
$177Delta
Wed, Feb 25 - Sat, Feb 28
Delta Logo
1:10 pm - 8:31 pm
GTF
-
LAS
8h 21m2 stops
Delta Logo
11:05 am - 10:29 pm
LAS
-
GTF
10h 24m2 stops
$223Delta
Sat, Feb 21 - Tue, Feb 24

Alaska Airlines flights from Montana to Las Vegas

Our best Alaska Airlines deals on Montana to Las Vegas flight tickets
Alaska Airlines
Jan 14
BZN12:46 pmBozeman Gallatin Field
4h 48m
1 stop
LAS4:34 pmLas Vegas Harry Reid Intl
Jan 17
LAS6:00 amLas Vegas Harry Reid Intl
5h 06m
1 stop
BZN12:06 pmBozeman Gallatin Field
$157
Find similar
Alaska Airlines
Jan 28
BZN12:46 pmBozeman Gallatin Field
4h 48m
1 stop
LAS4:34 pmLas Vegas Harry Reid Intl
Feb 4
LAS5:42 pmLas Vegas Harry Reid Intl
5h 14m
1 stop
BZN11:56 pmBozeman Gallatin Field
$165
Find similar
Alaska Airlines
Jan 21
BZN12:46 pmBozeman Gallatin Field
6h 55m
1 stop
LAS6:41 pmLas Vegas Harry Reid Intl
Jan 23
LAS8:50 amLas Vegas Harry Reid Intl
5h 33m
1 stop
BZN3:23 pmBozeman Gallatin Field
$167
Find similar

Allegiant Air flights from Montana to Las Vegas

Our best Allegiant Air deals on Montana to Las Vegas flight tickets
Allegiant Air
Feb 23
MSO4:05 pmMissoula Johnson-Bell Field
2h 16m
LAS5:21 pmLas Vegas Harry Reid Intl
Feb 27
LAS12:00 pmLas Vegas Harry Reid Intl
2h 15m
MSO3:15 pmMissoula Johnson-Bell Field
$82
Find similar
Allegiant Air
Jan 5
MSO4:20 pmMissoula Johnson-Bell Field
2h 13m
LAS5:33 pmLas Vegas Harry Reid Intl
Jan 9
LAS6:40 amLas Vegas Harry Reid Intl
2h 23m
MSO10:03 amMissoula Johnson-Bell Field
$87
Find similar
Allegiant Air
Feb 2
BIL10:39 amBillings Logan Intl
2h 17m
LAS11:56 amLas Vegas Harry Reid Intl
Feb 6
LAS1:18 pmLas Vegas Harry Reid Intl
2h 14m
BIL4:32 pmBillings Logan Intl
$90
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated December 23, 2025.
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

MissoulaLas Vegas

MSO - LAS

MSOLAS

Missoula Johnson-Bell Field

Mon 2/23

4:05 pm-5:21 pm

Nonstop2h 16m

Las Vegas Harry Reid Intl

Fri 2/27

12:00 pm-3:15 pm

Nonstop2h 15m

$82

Great FallsLas Vegas

GTF - LAS

GTFLAS

Great Falls

Mon 1/19

5:18 pm-6:32 pm

Nonstop2h 14m

Las Vegas Harry Reid Intl

Fri 1/23

1:02 pm-4:28 pm

Nonstop2h 26m

$82

MissoulaLas Vegas

MSO - LAS

MSOLAS

Missoula Johnson-Bell Field

Mon 1/5

4:20 pm-5:33 pm

Nonstop2h 13m

Las Vegas Harry Reid Intl

Fri 1/9

6:40 am-10:03 am

Nonstop2h 23m

$87

BozemanLas Vegas

BZN - LAS

BZNLAS

Bozeman Gallatin Field

Sat 1/3

10:05 am-11:11 am

Nonstop2h 06m

Las Vegas Harry Reid Intl

Thu 1/8

8:50 am-3:23 pm

1 stop5h 33m

$146

BozemanLas Vegas

BZN - LAS

BZNLAS

Bozeman Gallatin Field

Wed 1/14

12:46 pm-4:34 pm

1 stop4h 48m

Las Vegas Harry Reid Intl

Sat 1/17

6:00 am-12:06 pm

1 stop5h 06m

$157

BozemanLas Vegas

BZN - LAS

BZNLAS

Bozeman Gallatin Field

Wed 2/4

3:03 pm-9:00 pm

1 stop6h 57m

Las Vegas Harry Reid Intl

Wed 2/11

5:42 pm-11:56 pm

1 stop5h 14m

$159

BillingsLas Vegas

BIL - LAS

BILLAS

Billings Logan Intl

Sun 1/4

10:05 pm-11:12 pm

Nonstop2h 07m

Las Vegas Harry Reid Intl

Thu 1/8

2:04 pm-11:30 am

1 stop20h 26m

$163

BozemanLas Vegas

BZN - LAS

BZNLAS

Bozeman Gallatin Field

Wed 1/28

12:46 pm-4:34 pm

1 stop4h 48m

Las Vegas Harry Reid Intl

Wed 2/4

5:42 pm-11:56 pm

1 stop5h 14m

$165

BozemanLas Vegas

BZN - LAS

BZNLAS

Bozeman Gallatin Field

Wed 2/25

4:30 pm-10:30 pm

1 stop7h 00m

Las Vegas Harry Reid Intl

Sat 2/28

5:10 pm-11:15 pm

1 stop5h 05m

$177

Great FallsLas Vegas

GTF - LAS

GTFLAS

Great Falls

Sat 2/21

1:10 pm-8:31 pm

2 stops8h 21m

Las Vegas Harry Reid Intl

Tue 2/24

11:05 am-10:29 pm

2 stops10h 24m

$223

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Las Vegas from

How to get the cheapest flight ticket from Montana to Las Vegas

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

What is the cheapest month to fly to Las Vegas?

The month of November is, on average, the cheapest month to fly to Las Vegas from Montana, with most prices found around $148. The month of July is another great option to travel to Las Vegas, with average flight prices from Montana averaging around $192.

What is the cheapest day to depart on your flight to Las Vegas?

Our data shows that Sunday is the least expensive day to fly to Las Vegas. Tickets to fly out on this day can be as low as $151. Flights from Montana to Las Vegas on a Saturday will generally be more expensive and average around $376. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Las Vegas?

The cheapest time of day to fly to Las Vegas is at noon when flights can be purchased for as low as $255. Flights to Las Vegas are more costly in the afternoon, with an average ticket price of $326. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Montana to Las Vegas Harry Reid Intl flight route?

Fly from Kalispell Glacier Park to Las Vegas Harry Reid Intl for the best Montana - Las Vegas Harry Reid Intl flight prices

How far in advance should I book a flight to Las Vegas?

You are more likely to see cheaper flights to Las Vegas from Montana when booking weeks ahead of your departure date. In general, you can expect to find flights to Las Vegas for around $238 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Las Vegas from Montana for as low as $203 on momondo.

What cabin class options are available on Montana to Las Vegas Harry Reid Intl flights?

There is only 1 cabin class available to choose from on Montana to Las Vegas Harry Reid Intl 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 Montana to Las Vegas flights?

No. A direct flight is the cheapest option for a flight between Montana to Las Vegas.

Cheap Montana to Las Vegas flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montana to Las Vegas

Best Price Found

$62

Fastest flight time

2h 06m

Direct flights

Mon, Tue, Wed, Fri, Sat and Sun

Airports in Las Vegas

1 airport
The best one-way flight to Las Vegas from Montana in the past 72 hours is $62. The best round-trip flight deal from Montana to Las Vegas found on momondo in the last 72 hours is $99.
The fastest flight from Montana to Las Vegas takes 2h 06m
Direct flights go from Montana to Las Vegas on Monday, Tuesday, Wednesday, Friday, Saturday and Sunday. The only airline offering direct flights is Allegiant Air.
There is 1 airport in Las Vegas. From Montana there are direct flights to Las Vegas Harry Reid Intl (LAS).
Search flight deals

  • When did momondo last update prices for flights from Montana to Las Vegas Harry Reid Intl Airport?

    Prices for flights from Montana to Las Vegas Harry Reid Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Montana to Las Vegas Harry Reid Intl Airport?

  • How old do you have to be to fly from Montana to Las Vegas Harry Reid Intl 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 Montana to Las Vegas Harry Reid Intl Airport.

  • What documentation or ID do you need to fly to Las Vegas Harry Reid Intl Airport?

    The travel and health documents required for your trip to Las Vegas Harry Reid Intl 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 Las Vegas Harry Reid Intl 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 Montana to Las Vegas?

Best airlines flying from Montana to Las Vegas

Compare and see reviews for airlines that fly from Montana to Las Vegas with momondo
Airline
Rating
Free Cancellation
Price
Allegiant AirPriceFrom $78Free CancellationRating
7.2
701 reviews
Search Allegiant Air flights
Hawaiian AirlinesPriceFrom $109Free CancellationRating
7.8
2,820 reviews
Search Hawaiian Airlines flights
United AirlinesPriceFrom $162Free CancellationRating
7.4
9,103 reviews
Search United Airlines flights
DeltaPriceFrom $176Free CancellationRating
7.9
8,014 reviews
Search Delta flights
Alaska AirlinesPriceFrom $186Free CancellationRating
8.0
11,506 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $194Free CancellationRating
8.0
4,253 reviews
Search Southwest flights
American AirlinesPriceFrom $376Free CancellationRating
7.2
11,053 reviews
Search American Airlines flights

Traveling to a place near Las Vegas?

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

Why use momondo?

Why should I use momondo to find a flight deal from Montana to Las Vegas?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Las Vegas from Montana.

Can I find flights from Montana to Las Vegas with flexible booking policies on momondo?

All flight searches from Montana to Las Vegas on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Montana to Las Vegas?

momondo provides multiple filters to help you find the best flight to Las Vegas from Montana. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Montana to Las Vegas right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Las Vegas from Montana. 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.

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