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$220+ Cheap flights from Bismarck (BIS) to Washington

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 6/16. Fares are subject to change and may not be available on all flights or dates of travel.
BIS — SEA
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheap flight deals from Bismarck to Washington

Keep the following information in mind while searching for Bismarck to Washington flight deals. Data was last updated April 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$239
(Delta)

One-way from

$220
(Delta)

Popular in

July

Cheapest in

February

Average price

$566
Provider with most accurate pricing for Bismarck-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Bismarck-Seattle/Tacoma Intl flights.
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From Bismarck to Washington
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One-way flight from Bismarck to Washington
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Highest demand for flights based on searches. 13% potential increase in price ($86 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Bismarck to Washington

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

This Delta deal was found by Cheapflights users on 4/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/205:00 amBIS - PDX
2 stops7h 24mDelta
Sun 8/315:55 amPDX - BIS
2 stops8h 51mDelta
Deal found 4/29$239
This United Airlines deal was found by Cheapflights users on 4/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/42:00 pmBIS - GEG
1 stop5h 04mUnited Airlines
Tue 6/105:30 amGEG - BIS
1 stop5h 30mUnited Airlines
Deal found 4/29$249
This Delta deal was found by Cheapflights users on 4/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/95:45 pmBIS - GEG
1 stop7h 27mDelta
Wed 7/161:00 pmGEG - BIS
2 stops8h 20mDelta
Deal found 4/29$254
This American Airlines deal was found by Cheapflights users on 4/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/192:59 pmBIS - PDX
1 stop8h 16mAmerican Airlines
Sat 8/237:40 amPDX - BIS
2 stops12h 36mAmerican Airlines
Deal found 4/28$264
This United Airlines deal was found by Cheapflights users on 4/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/131:55 pmBIS - PDX
1 stop5h 33mUnited Airlines
Sat 5/174:20 pmPDX - BIS
1 stop5h 30mUnited Airlines
Deal found 4/28$289
This American Airlines deal was found by Cheapflights users on 4/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/21:29 pmBIS - SEA
1 stop8h 34mAmerican Airlines
Wed 7/1610:09 amSEA - BIS
1 stop10h 11mAmerican Airlines
Deal found 4/28$369
This Delta deal was found by Cheapflights users on 4/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/141:12 pmBIS - PSC
1 stop8h 23mDelta
Sun 5/186:45 amPSC - BIS
1 stop8h 07mDelta
Deal found 4/28$414
This United Airlines deal was found by Cheapflights users on 4/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/22:00 pmBIS - SEA
2 stops12h 59mUnited Airlines
Wed 7/169:50 amSEA - BIS
2 stops11h 48mUnited Airlines
Deal found 4/29$459
This Delta deal was found by Cheapflights users on 4/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/228:00 amBIS - SEA
1 stop6h 57mDelta
Tue 7/2911:59 pmSEA - BIS
1 stop8h 43mDelta
Deal found 4/28$467

Cheapflights Fare Finder

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

Fly from

Bismarck

Fly to

Washington

Route

Depart

Return

Price

BismarckPortland

BIS - PDX

BISPDX

Bismarck

Wed 8/20

5:00 am-10:24 am

2 stops7h 24m

Portland

Sun 8/31

5:55 am-4:46 pm

2 stops8h 51m

$239

BismarckSpokane

BIS - GEG

BISGEG

Bismarck

Fri 8/15

5:11 pm-9:03 pm

1 stop5h 52m

Spokane

Sun 8/17

5:15 am-1:00 pm

1 stop5h 45m

$249

BismarckSpokane

BIS - GEG

BISGEG

Bismarck

Wed 7/9

5:45 pm-11:12 pm

1 stop7h 27m

Spokane

Wed 7/16

1:00 pm-11:20 pm

2 stops8h 20m

$254

BismarckPortland

BIS - PDX

BISPDX

Bismarck

Tue 8/19

2:59 pm-9:15 pm

1 stop8h 16m

Portland

Sat 8/23

7:40 am-10:16 pm

2 stops12h 36m

$264

BismarckPortland

BIS - PDX

BISPDX

Bismarck

Tue 5/13

1:55 pm-5:28 pm

1 stop5h 33m

Portland

Sat 5/17

4:20 pm-11:50 pm

1 stop5h 30m

$289

BismarckSeattle

BIS - SEA

BISSEA

Bismarck

Sat 9/20

9:31 am-6:49 pm

2 stops11h 18m

Seattle/Tacoma Intl

Wed 10/1

8:45 am-4:34 pm

1 stop5h 49m

$356

BismarckSeattle

BIS - SEA

BISSEA

Bismarck

Wed 7/2

1:29 pm-8:03 pm

1 stop8h 34m

Seattle/Tacoma Intl

Wed 7/16

10:09 am-10:20 pm

1 stop10h 11m

$369

BismarckPasco

BIS - PSC

BISPSC

Bismarck

Wed 5/14

1:12 pm-7:35 pm

1 stop8h 23m

Pasco Tri Cities

Sun 5/18

6:45 am-4:52 pm

1 stop8h 07m

$414

BismarckSeattle

BIS - SEA

BISSEA

Bismarck

Tue 7/22

8:00 am-12:57 pm

1 stop6h 57m

Seattle/Tacoma Intl

Tue 7/29

11:59 pm-10:42 am

1 stop8h 43m

$467

BismarckSpokane

BIS - GEG

BISGEG

Bismarck

Mon 6/16

5:00 am-10:28 am

1 stop7h 28m

$220

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 13 results
1
2

Best time to book a flight from Bismarck to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington 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 Washington

What is the cheapest month to book a flight from Bismarck to State of Washington?

Currently, January is the cheapest month in which you can book a flight from Bismarck to State of Washington (average of $238). Flying from Bismarck to State of Washington in July is currently the most expensive (average of $405). 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 WA?

Find hourly flight availability from Bismarck to Washington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Bismarck to State of Washington as you normally would.

Rainfall in Washington by month

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

In terms of precipitation, rainfall in State of Washington ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit State of Washington when rainfall is around 0.7 in.

Temperature in Washington by month

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

If weather is an important factor for your trip to State of Washington, 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 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Washington

Get insights into the airlines that provide service to Washington. 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 Washington. Reviews last updated April 29, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines and American Airlines from Bismarck to Washington to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,936 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

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
7,936 reviews
Delta
8.0
Very good
7,936 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

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
8,696 reviews
Delta
8.0
Very good
7,936 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

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
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,936 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

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 Bismarck to Washington. 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 from for flights from Bismarck to Washington?

    Bismarck (BIS), located 2.5 mi from the city center, is the airport you fly out of when you book flights from Bismarck to Washington.

  • What are the cheapest airlines to fly from Bismarck to State of Washington one-way?

    The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $220. However, be on the lookout for offers from American Airlines and United Airlines, as they are both options that can get you from Bismarck to State of Washington for a low price.

  • What are the most popular routes from Bismarck to State of Washington?

    While some choose either Bismarck - Portland or Bismarck - Spokane, Bismarck - Seattle/Tacoma Intl is the most popular route from Bismarck to State of Washington.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Bismarck to Washington 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 State of Washington?

    Currently, January is the cheapest month in which you can book a flight from Bismarck to State of Washington (average of $238). Flying from Bismarck to State of Washington in July is currently the most expensive (average of $405). 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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Alternative routes for Bismarck to Washington

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Top 2 airlines flying from Bismarck to Washington

Discover the top 2 airlines that operate flights from Bismarck to Washington. 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 April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$248Average$475FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$291Average$630FlexibilityNo cancel feeOn-time69%

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