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Bismarck

$249+ Cheap flights from Boise to Bismarck (BOI - BIS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/14. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — BIS
Nov 26 — Dec 31
Wed 11/26
Wed 12/3
1 adult, Economy
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Cheap 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 October 27, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$249
(Delta)

Popular in

December

Cheapest in

April

Average price

$301
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Bismarck flight deals.
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Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Bismarck flights.
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From Boise Air Term. Gowen Fld to Bismarck
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Highest demand for flights based on searches. 6% potential increase in price ($32 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find 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 October 27, 2025.

This Delta deal was found by Cheapflights users on 10/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/143:04 pmBOI - BIS
1 stop7h 22mDelta
Mon 11/175:35 pmBIS - BOI
1 stop7h 34mDelta
Deal found 10/24$249
This United Airlines deal was found by Cheapflights users on 10/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/115:17 pmBOI - BIS
1 stop5h 22mUnited Airlines
Sat 11/155:45 amBIS - BOI
1 stop5h 13mUnited Airlines
Deal found 10/27$259
This Delta deal was found by Cheapflights users on 10/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/275:35 amBOI - BIS
1 stop8h 22mDelta
Mon 12/15:35 pmBIS - BOI
2 stops8h 00mDelta
Deal found 10/25$379
This United Airlines deal was found by Cheapflights users on 10/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/142:11 pmBOI - BIS
2 stops8h 28mUnited Airlines
Mon 11/175:45 amBIS - BOI
1 stop5h 13mUnited Airlines
Deal found 10/24$383
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/269:01 amBOI - BIS
1 stop24h 59mAllegiant Air
Sun 11/308:24 pmBIS - BOI
1 stop19h 03mAllegiant Air
Deal found 10/27$567

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 October 27, 2025.
Use the filters below to find and compare flights from Boise to Bismarck that are best for you.

Fly from

Boise

Fly to

Bismarck

Route

Depart

Return

Price

BoiseBismarck

BOI - BIS

BOIBIS

Boise Air Term. Gowen Fld

Fri 11/14

3:04 pm-11:26 pm

1 stop7h 22m

Bismarck

Mon 11/17

5:35 pm-12:09 am

1 stop7h 34m

$249

BoiseBismarck

BOI - BIS

BOIBIS

Boise Air Term. Gowen Fld

Tue 11/11

5:17 pm-11:39 pm

1 stop5h 22m

Bismarck

Sat 11/15

5:45 am-9:58 am

1 stop5h 13m

$259

BoiseBismarck

BOI - BIS

BOIBIS

Boise Air Term. Gowen Fld

Fri 11/14

2:11 pm-11:39 pm

2 stops8h 28m

Bismarck

Mon 11/17

5:45 am-9:58 am

1 stop5h 13m

$259

BoiseBismarck

BOI - BIS

BOIBIS

Boise Air Term. Gowen Fld

Wed 4/15

5:40 am-12:41 pm

1 stop6h 01m

Bismarck

Sat 4/18

7:31 am-2:03 pm

1 stop7h 32m

$274

BoiseBismarck

BOI - BIS

BOIBIS

Boise Air Term. Gowen Fld

Wed 4/15

5:22 pm-11:37 pm

1 stop5h 15m

Bismarck

Sat 4/18

5:50 am-1:30 pm

2 stops8h 40m

$324

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/24

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 October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Boise-Bismarck flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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 October 27, 2025.
Get a feel of what it's like to fly with 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.
United Airlines
7.4
Good
8,999 reviews

Food

6.6

Overall

7.4

Comfort

7.3

Boarding

7.7

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
8,999 reviews
United Airlines
7.4
Good
8,999 reviews

Food

6.6

Overall

7.4

Comfort

7.3

Boarding

7.7

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

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 5h 22m. Fly via Delta or United Airlines to get the fastest option. There are 783 mi between Boise and Bismarck. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Cheapflights users have booked flights from Boise to Bismarck round-trip from $223. Another airline that can offer you cheap pricing is United Airlines. Delta is priced at 48% 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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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 October 27, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$223Average$343FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$248Average$382FlexibilityNo cancel feeOn-time69%

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