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$73+ Cheap flights from Bismarck to Las Vegas (BIS - 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 8/20. Fares are subject to change and may not be available on all flights or dates of travel.
BIS — LAS
Jun 29 — Jul 61
Mon 6/29
Mon 7/6
1 adult, Economy
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Find cheap flights from Bismarck 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

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3. Compare prices and book

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Cheapflights Tip: The best prices from Bismarck to Las Vegas Harry Reid Intl are usually found in September or January, booked 82 days in advance, depart on a Saturday or Friday and return on a Tuesday

Cheap flight deals from Bismarck to Las Vegas

Cheapest flights from Bismarck to Las Vegas
Explore the most affordable flight options available from Bismarck to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 30, 2026.

This Cheapflightsfares deal was found by Cheapflights users on 5/26. 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 8/232:38 pm
BIS
-
LAS
Nonstop2h 44m
Allegiant Air
Thu 9/39:10 am
LAS
-
BIS
Nonstop2h 40m
Allegiant Air
Deal found 5/26$103
This Cheapflightsfares deal was found by Cheapflights users on 5/28. 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 7/1212:06 pm
BIS
-
LAS
Nonstop2h 46m
Allegiant Air
Thu 7/236:35 am
LAS
-
BIS
Nonstop2h 41m
Allegiant Air
Deal found 5/28$119
This Cheapflightsfares deal was found by Cheapflights users on 5/29. 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 7/1912:06 pm
BIS
-
LAS
Nonstop2h 46m
Allegiant Air
Sun 7/266:35 am
LAS
-
BIS
Nonstop2h 41m
Allegiant Air
Deal found 5/29$127
This Cheapflightsfares deal was found by Cheapflights users on 5/30. 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 7/212:06 pm
BIS
-
LAS
Nonstop2h 46m
Allegiant Air
Sun 7/56:35 am
LAS
-
BIS
Nonstop2h 41m
Allegiant Air
Deal found 5/30$164
This Cheapflightsfares deal was found by Cheapflights users on 5/30. 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 8/272:38 pm
BIS
-
LAS
Nonstop2h 44m
Allegiant Air
Sun 8/309:10 am
LAS
-
BIS
Nonstop2h 38m
Allegiant Air
Deal found 5/30$193
This Cheapflightsfares deal was found by Cheapflights users on 5/30. 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 7/2312:06 pm
BIS
-
LAS
Nonstop2h 46m
Allegiant Air
Thu 7/306:35 am
LAS
-
BIS
Nonstop2h 41m
Allegiant Air
Deal found 5/30$204
This Cheapflightsfares deal was found by Cheapflights users on 5/27. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/2312:06 pm
BIS
-
LAS
Nonstop2h 46m
Allegiant Air
Sun 7/266:35 am
LAS
-
BIS
Nonstop2h 41m
Allegiant Air
Deal found 5/27$209
This Cheapflightsfares deal was found by Cheapflights users on 5/28. 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 9/102:40 pm
BIS
-
LAS
Nonstop2h 46m
Allegiant Air
Sun 9/139:10 am
LAS
-
BIS
Nonstop2h 40m
Allegiant Air
Deal found 5/28$226

Find flight deals from Bismarck to Las Vegas

Discover tips and strategies to find the most affordable flight options for your journey from Bismarck (BIS) 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 May 30, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$103
(Cheapflightsfares)

One-way from

$73
(Cheapflightsfares)

Popular in

March

Cheapest in

September

Average price

$310

Good round-trip deal

$157 or less
Provider with most accurate pricing for Bismarck-Las Vegas Harry Reid Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Bismarck-Las Vegas Harry Reid Intl flights.
Search Deals
From Bismarck to Las Vegas Harry Reid Intl
Search Deals
One-way flight from Bismarck to Las Vegas Harry Reid Intl
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($57 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals
Price to beat on a round-trip flight from Bismarck to Las Vegas Harry Reid Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Bismarck 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 May 30, 2026.
Use the filters below to find and compare flights from Bismarck to Las Vegas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BismarckLas Vegas

BIS - LAS

BISLAS

Bismarck

Thu 9/10

5:00 am-8:39 am

1 stop5h 39m

Las Vegas Harry Reid Intl

Sun 9/13

6:25 am-4:48 pm

1 stop8h 23m

$319

BismarckLas Vegas

BIS - LAS

BISLAS

Bismarck

Thu 7/23

12:06 pm-12:52 pm

Nonstop2h 46m

Las Vegas Harry Reid Intl

Thu 7/30

7:18 pm-9:14 pm

2 stops23h 56m

$352

BismarckLas Vegas

BIS - LAS

BISLAS

Bismarck

Fri 10/2

1:16 pm-7:53 pm

1 stop8h 37m

Las Vegas Harry Reid Intl

Sat 10/3

12:45 am-10:32 am

1 stop7h 47m

$393
Quickest round-trip

BismarckLas Vegas

BIS - LAS

BISLAS

Bismarck

Thu 9/24

5:00 am-8:28 am

1 stop5h 28m

Las Vegas Harry Reid Intl

Sat 9/26

12:45 am-10:32 am

1 stop7h 47m

$443

BismarckLas Vegas

BIS - LAS

BISLAS

Bismarck

Wed 11/18

12:35 pm-4:25 pm

1 stop5h 50m

Las Vegas Harry Reid Intl

Mon 11/23

6:25 am-4:54 pm

1 stop8h 29m

$494

BismarckLas Vegas

BIS - LAS

BISLAS

Bismarck

Fri 10/9

5:30 pm-11:18 pm

1 stop7h 48m

Las Vegas Harry Reid Intl

Sun 10/11

6:25 am-4:54 pm

1 stop8h 29m

$504
Cheapest one-way
Quickest one-way

BismarckLas Vegas

BIS - LAS

BISLAS

Bismarck

Thu 8/20

2:38 pm-3:22 pm

Nonstop2h 44m

$73

BismarckLas Vegas

BIS - LAS

BISLAS

Bismarck

Tue 9/29

5:40 pm-11:10 pm

1 stop7h 30m

$304

BismarckLas Vegas

BIS - LAS

BISLAS

Bismarck

Thu 7/23

1:55 pm-8:11 pm

1 stop8h 16m

$304

BismarckLas Vegas

BIS - LAS

BISLAS

Bismarck

Thu 8/20

1:55 pm-6:18 pm

1 stop6h 23m

$304

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/27

Showing 1-10 of 13 resultsSorted by cheapest first
1
2

Compare providers for flights from Bismarck 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 Bismarck to Las Vegas in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy2 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*1 star

*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 Bismarck-Las Vegas flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Bismarck-Las Vegas flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Bismarck-Las Vegas flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Bismarck-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 Bismarck-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 Bismarck to Las Vegas

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

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

Booking 81 days in advance of your planned departure date is, on average, the best time to get cheap flights from Bismarck to Las Vegas. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, September is the cheapest month in which you can book a flight from Bismarck to Las Vegas (average of $238). Flying from Bismarck to Las Vegas in March is currently the most expensive (average of $408). 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 BIS to LAS?

Find hourly flight availability from Bismarck 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 May 30, 2026.

Unlike at noon, when flights are generally more expensive, you can save up to 47% on flights from Bismarck to Las Vegas by exploring options for tickets in the afternoon.

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

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 May 30, 2026.
See what other customers who have flown with Delta,United Airlines, andAllegiant Air from Bismarck to Las Vegas have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,416 reviews

Boarding

8.1

Crew

8.5

Comfort

7.8

Overall

7.9

Food

7.2

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.9
Good
8,416 reviews
Delta
7.9
Good
8,416 reviews

Boarding

8.1

Crew

8.5

Comfort

7.8

Overall

7.9

Food

7.2

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
United Airlines
7.4
Good
9,767 reviews
Delta
7.9
Good
8,416 reviews

Boarding

8.1

Crew

8.5

Comfort

7.8

Overall

7.9

Food

7.2

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Allegiant Air
7.3
Good
709 reviews
Delta
7.9
Good
8,416 reviews

Boarding

8.1

Crew

8.5

Comfort

7.8

Overall

7.9

Food

7.2

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
American Airlines
7.1
Good
11,640 reviews
Delta
7.9
Good
8,416 reviews

Boarding

8.1

Crew

8.5

Comfort

7.8

Overall

7.9

Food

7.2

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

Related info for your journey

Find useful and relevant information for your journey from Bismarck 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 Bismarck to Las Vegas flight route?

    Flights from Bismarck to Las Vegas Harry Reid Intl have been viewed 14 times in the past calendar month.

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

    Delta can get you from Bismarck to Las Vegas in just under 5h 39m. Your travel time can differ by up to . The distance between Bismarck and Las Vegas is about 1046 mi.

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

    Allegiant Air, at $120, was found to be the cheapest airline from Bismarck to Las Vegas.Alternate airlines to your destination round-trip include American Airlines and Delta. You may be able to fly from Bismarck to Las Vegas for 62% less than the average price by searching for these airlines.

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

    The cheapest flight price from Bismarck to Las Vegas is $112. On average you can expect to pay $278. The most popular route, (Bismarck - Las Vegas Harry Reid Intl), can usually be booked for $111.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Bismarck to Las Vegas (average of $238). Flying from Bismarck to Las Vegas in March is currently the most expensive (average of $408). 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
Mesquite
Henderson
North Las Vegas
Kingman
Winchester
Boulder City
Needles
Sunrise Manor

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from Bismarck to Las Vegas

Discover the top 4 airlines that operate flights from Bismarck 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 May 30, 2026.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$120Average$271FlexibilityNo cancel feeOn-time88%
American AirlinesCheapest$258Average$402FlexibilityNo cancel feeOn-time71%
DeltaCheapest$258Average$363FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$291Average$388FlexibilityNo cancel feeOn-time69%

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