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Bismarck

$249+ Cheap flights from Idaho to Bismarck (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 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — BIS
Feb 28 — Mar 71
Fri 2/28
Fri 3/7
1 adult, Economy
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Cheap flight deals from Idaho to Bismarck

Keep the following information in mind while searching for Idaho to Bismarck flight deals. Data was last updated February 23, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$404
(United)

Popular in

July

Cheapest in

November

Average price

$351
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 Idaho to Bismarck
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($119 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Idaho to Bismarck

Cheapest flights from Idaho to Bismarck
Explore the most affordable flight options available from Idaho to Bismarck. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 23, 2025.

This Delta deal was found by Cheapflights users on 2/21. 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 9/411:55 amGEG - BIS
1 stop5h 58mDelta
Mon 9/85:30 pmBIS - GEG
1 stop7h 33mDelta
Deal found 2/21$249
This United deal was found by Cheapflights users on 2/22. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/165:25 pmBOI - BIS
1 stop5h 29mUnited Airlines
Sun 3/235:18 pmBIS - BOI
1 stop6h 57mUnited Airlines
Deal found 2/22$404
This United Airlines deal was found by Cheapflights users on 2/21. 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.
Thu 3/201:46 pmGEG - BIS
1 stop8h 08mUnited Airlines
Mon 3/245:18 pmBIS - GEG
1 stop5h 35mUnited Airlines
Deal found 2/21$444
This Delta deal was found by Cheapflights users on 2/22. 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.
Sun 3/165:30 amBOI - BIS
1 stop6h 44mDelta
Sun 3/235:36 pmBIS - BOI
2 stops7h 37mDelta
Deal found 2/22$568

Find flights from Idaho to Bismarck within your budget

Customize your flight search to find flights from Idaho 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 February 23, 2025.

Fly from

Idaho

Fly to

Bismarck

Route

Depart

Return

Price

BoiseBismarck

BOI - BIS

BOIBIS

Boise Air Term. Gowen Fld

Sun 3/16

5:25 pm-11:54 pm

1 stop5h 29m

Bismarck

Sun 3/23

5:18 pm-11:15 pm

1 stop6h 57m

$404

SpokaneBismarck

GEG - BIS

GEGBIS

Spokane

Thu 3/20

1:46 pm-11:54 pm

1 stop8h 08m

Bismarck

Mon 3/24

5:18 pm-8:53 pm

1 stop5h 35m

$444

BoiseBismarck

BOI - BIS

BOIBIS

Boise Air Term. Gowen Fld

Sun 3/16

5:30 am-1:14 pm

1 stop6h 44m

Bismarck

Sun 3/23

5:36 pm-12:13 am

2 stops7h 37m

$568

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/22

Best time to book a flight from Idaho to Bismarck

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

Travel insights for flights from Idaho to Bismarck

Get recent, data-driven insights about flights from Idaho to Bismarck including ideal travel times, pricing trends, and more.

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

Currently, August is the cheapest month in which you can book a flight from Idaho to Bismarck (average of $346). Flying from Idaho to Bismarck in June is currently the most expensive (average of $547). 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.

Rainfall in Bismarck by month

Plan your trip to Bismarck by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Bismarck ranges from 0.4 - 3.2 inches per month. June is typically the wettest month, when rainfall can reach 3.2 in. January is typically the driest time to visit Bismarck when rainfall is around 0.4 in.

Temperature in Bismarck by month

Plan your trip to Bismarck by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Bismarck, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 12.2 F).

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 February 23, 2025.
Peruse reviews from past customers who have flown with Delta and United Airlines from Idaho to Bismarck to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,203 reviews

Overall

8.0

Entertainment

7.9

Comfort

8.0

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,203 reviews
Delta
8.0
Very good
8,203 reviews

Overall

8.0

Entertainment

7.9

Comfort

8.0

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines
7.4
Good
8,754 reviews
Delta
8.0
Very good
8,203 reviews

Overall

8.0

Entertainment

7.9

Comfort

8.0

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Idaho to Bismarck. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Bismarck from Idaho?

    Located just 2.5 mi from the city center, Bismarck (BIS) is the airport most travelers will use when flying to Bismarck from Idaho.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Idaho 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 Idaho to Bismarck?

    Currently, August is the cheapest month in which you can book a flight from Idaho to Bismarck (average of $346). Flying from Idaho to Bismarck in June is currently the most expensive (average of $547). 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

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Top 2 airlines flying from Idaho to Bismarck

Discover the top 2 airlines that operate flights from Idaho 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 February 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$233Average$449FlexibilityNo cancel feeOn-time69%
DeltaCheapest$278Average$353FlexibilityNo cancel feeOn-timeN/A
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