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Bismarck

$269+ Cheap flights from Boise to Bismarck (BOI - BIS)

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 8/21. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — BIS
Aug 22 — Aug 291
Sat 8/22
Sat 8/29
1 adult, Economy
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Cheap flight deals from Boise to Bismarck

Cheapest flights from Boise to Bismarck
Explore the most affordable flight options available from Boise to Bismarck. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 23, 2026.

This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/95:40 pm
BOI
-
BIS
1 stop4h 58m
United Airlines
Wed 9/236:00 am
BIS
-
BOI
1 stop4h 35m
United Airlines
Deal found 7/20$309
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/145:44 pm
BOI
-
BIS
1 stop4h 54m
United Airlines
Sun 8/306:00 am
BIS
-
BOI
1 stop4h 35m
United Airlines
Deal found 7/22$364
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/75:44 pm
BOI
-
BIS
1 stop5h 03m
United Airlines
Wed 11/115:50 am
BIS
-
BOI
2 stops12h 09m
United Airlines
Deal found 7/20$409
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/145:30 am
BOI
-
BIS
1 stop6h 17m
Delta
Sun 8/165:36 pm
BIS
-
BOI
1 stop7h 23m
Delta
Deal found 7/22$454
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/135:30 am
BOI
-
BIS
1 stop6h 17m
Delta
Sun 8/165:36 pm
BIS
-
BOI
1 stop7h 23m
Delta
Deal found 7/22$494

Find flight deals from Boise to Bismarck

Discover tips and strategies to find the most affordable flight options for your journey from Boise (BOI) to Bismarck (BIS). 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 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$309
(United Airlines)

One-way from

$269
(United Airlines)

Popular in

July

Cheapest in

November

Average price

$514
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Bismarck flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Bismarck flights.
Search Deals
From Boise Air Term. Gowen Fld to Bismarck
Search Deals
One-way flight from Boise Air Term. Gowen Fld to Bismarck
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($48 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boise to Bismarck 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 23, 2026.
Use the filters below to find and compare flights from Boise to Bismarck that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

BoiseBismarck

BOI - BIS

BOIBIS

Boise Air Term. Gowen Fld

Fri 8/14

5:44 pm-11:38 pm

1 stop4h 54m

Bismarck

Sat 8/29

6:00 am-9:34 am

1 stop4h 34m

$364

BoiseBismarck

BOI - BIS

BOIBIS

Boise Air Term. Gowen Fld

Fri 8/14

5:44 pm-11:38 pm

1 stop4h 54m

Bismarck

Sun 8/30

6:00 am-3:31 pm

2 stops10h 31m

$369

BoiseBismarck

BOI - BIS

BOIBIS

Boise Air Term. Gowen Fld

Sat 11/7

5:44 pm-11:47 pm

1 stop5h 03m

Bismarck

Wed 11/11

5:50 am-4:59 pm

2 stops12h 09m

$409

BoiseBismarck

BOI - BIS

BOIBIS

Boise Air Term. Gowen Fld

Wed 8/5

5:46 pm-11:11 pm

1 stop4h 25m

Bismarck

Sat 8/8

9:16 am-1:34 pm

1 stop5h 18m

$535
Cheapest one-way
Quickest one-way

BoiseBismarck

BOI - BIS

BOIBIS

Boise Air Term. Gowen Fld

Fri 8/21

2:44 pm-8:33 pm

1 stop4h 49m

$269

BoiseBismarck

BOI - BIS

BOIBIS

Boise Air Term. Gowen Fld

Sun 8/23

12:12 pm-10:44 pm

1 stop9h 32m

$269

BoiseBismarck

BOI - BIS

BOIBIS

Boise Air Term. Gowen Fld

Sat 8/29

2:53 pm-11:12 pm

1 stop7h 19m

$274

BoiseBismarck

BOI - BIS

BOIBIS

Boise Air Term. Gowen Fld

Fri 8/21

11:12 am-7:46 pm

2 stops7h 34m

$279

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/20

Sorted by cheapest first

Compare providers for flights from Boise to Bismarck

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 Boise to Bismarck in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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 Boise-Bismarck flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boise-Bismarck flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boise-Bismarck flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boise-Bismarck 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 Boise-Bismarck 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 Boise to Bismarck

Have a flexible travel schedule? Discover the best time to fly to Bismarck from Boise 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.

Reviews of airlines servicing Bismarck

Get insights into the airlines that provide service to Bismarck. 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 Bismarck. Reviews last updated July 23, 2026.
Get a feel of what it's like to fly with Delta and United Airlines from Boise to Bismarck by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,479 reviews

Crew

8.5

Overall

7.8

Boarding

8.1

Food

7.2

Comfort

7.8

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
7.8
Good
8,479 reviews
Delta
7.8
Good
8,479 reviews

Crew

8.5

Overall

7.8

Boarding

8.1

Food

7.2

Comfort

7.8

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
10,024 reviews
Delta
7.8
Good
8,479 reviews

Crew

8.5

Overall

7.8

Boarding

8.1

Food

7.2

Comfort

7.8

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 Boise to Bismarck. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Boise to Bismarck?

    There are many flights that can get you from Boise to Bismarck in 4h 58m. Fly via United Airlines to get the fastest option. There are 783 mi between Boise and Bismarck.

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

    Cheapflights users have booked flights from Boise to Bismarck round-trip from $248. Another airline that can offer you cheap pricing is United Airlines. Delta is priced at 30% lower than the current average price of a flight leaving 3 months from now.

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

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

  • How can I find direct flights from Boise to Bismarck?

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

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

    Yes. Cheapflights offers flight deals from Boise to Bismarck by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Boise to Bismarck

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Top 2 airlines flying from Boise to Bismarck

Discover the top 2 airlines that operate flights from Boise to Bismarck. 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 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$248Average$304FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$256Average$373FlexibilityNo cancel feeOn-time69%

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