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Bismarck

$372+ Cheap flights from Boston to Bismarck (BOS - 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 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — BIS
Oct 29 — Nov 51
Wed 10/29
Wed 11/5
1 adult, Economy
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Cheap flight deals from Boston to Bismarck

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) 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 September 29, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$372
(Delta)

Popular in

March

Cheapest in

February

Average price

$647
Provider with most accurate pricing for Boston Logan Intl-Bismarck flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Bismarck flights.
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From Boston Logan Intl to Bismarck
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High demand for flights, 6% potential price rise
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Cheapest flight prices on average. 4% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Boston to Bismarck

Cheapest flights from Boston to Bismarck
Explore the most affordable flight options available from Boston to Bismarck. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 29, 2025.

This Delta deal was found by Cheapflights users on 9/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/305:50 amBOS - BIS
1 stop5h 59mDelta
Sun 12/147:30 amBIS - BOS
1 stop5h 20mDelta
Deal found 9/27$803
This American Airlines deal was found by Cheapflights users on 9/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/305:32 amBOS - BIS
1 stop9h 26mAmerican Airlines
Sun 12/1412:51 pmBIS - BOS
1 stop6h 42mAmerican Airlines
Deal found 9/27$896

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston 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 September 29, 2025.
Use the filters below to find and compare flights from Boston to Bismarck that are best for you.

Fly from

Boston

Fly to

Bismarck

Route

Depart

Return

Price

BostonBismarck

BOS - BIS

BOSBIS

Boston Logan Intl

Wed 2/25

5:40 am-10:56 am

1 stop6h 16m

Bismarck

Sun 3/1

7:31 am-9:51 am

2 stops25h 20m

$372

BostonBismarck

BOS - BIS

BOSBIS

Boston Logan Intl

Wed 2/25

5:29 am-12:40 pm

1 stop8h 11m

Bismarck

Sun 3/1

6:34 am-2:41 pm

1 stop7h 07m

$462

BostonBismarck

BOS - BIS

BOSBIS

Boston Logan Intl

Fri 3/6

5:29 am-12:38 pm

1 stop8h 09m

Bismarck

Sun 3/8

3:15 pm-11:05 pm

1 stop6h 50m

$593

BostonBismarck

BOS - BIS

BOSBIS

Boston Logan Intl

Sun 11/30

5:50 am-10:49 am

1 stop5h 59m

Bismarck

Sun 12/14

7:30 am-1:50 pm

1 stop5h 20m

$803

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/25

Compare providers for flights from Boston 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 Boston to Bismarck in September.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
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 Boston-Bismarck flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Bismarck flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Bismarck flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-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 Boston-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 Boston to Bismarck

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

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

Currently, August is the cheapest month in which you can book a flight from Boston to Bismarck (average of $346). Flying from Boston to Bismarck in June is currently the most expensive (average of $425). 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.

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 September 29, 2025.
Peruse reviews from past customers who have flown with Delta and American Airlines from Boston to Bismarck to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,964 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,964 reviews
Delta
8.0
Very good
7,964 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,964 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Boston 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 Boston to Bismarck?

    A quick flight from Boston to Bismarck can take about 6h 16m. Delta provides one of the quickest options available for as low as $372. There are 1485 mi between Boston and Bismarck.

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

    Our cheapest airline available from Boston to Bismarck is Delta. Our recent data shows that you can find tickets from as low as $268 on this airline. An additional option worth looking into is American Airlines, starting at $268. Delta is currently priced 51% below the average price you’ll pay for this route.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boston 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.

  • What is the cheapest month to book a flight from Boston to Bismarck?

    Currently, August is the cheapest month in which you can book a flight from Boston to Bismarck (average of $346). Flying from Boston to Bismarck in June is currently the most expensive (average of $425). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Boston to Bismarck

Discover the top 2 airlines that operate flights from Boston 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 September 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$268Average$406FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$268Average$403FlexibilityNo cancel feeOn-time71%

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