How long is the flight from Washington, D.C. to Bismarck?

There are many flights that can get you from Washington, D.C. to Bismarck in 8h 30m. Fly via American Airlines, Delta, or United Airlines to get the fastest option. Airlines will cover a distance of 1291 mi. This flight may include one or multiple stops.

What are the cheapest airlines flying from Washington, D.C. to Bismarck round-trip?

According to our current data, Delta ($348), and United Airlines ($368) offers the cheapest pricing from Washington, D.C. to Bismarck. These flights start at 34% lower than the current average price 3 months from now.

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.

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).

What are the most popular routes from Washington, D.C. to Bismarck?

When deciding which route to take from Washington, D.C. to Bismarck consider Washington, D.C. Reagan-National - Bismarck, Washington, D.C. Dulles Intl - Bismarck or Baltimore/Washington - Bismarck as they are the most popular.

What is the cheapest time of day to fly from WAS to BIS?

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

Most accurate provider : When it comes to deals on Washington, D.C.-Bismarck flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C.-Bismarck flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C.-Bismarck flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Washington, D.C.-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 Washington, D.C.-Bismarck flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly into for flights to Bismarck from Washington, D.C.?

Most people fly into Bismarck (BIS) if they book a flight to Bismarck from Washington, D.C.. On average, Bismarck has 0 inbound flights from Washington, D.C. per day from 3 airlines. Bismarck is conveniently located just 2.5 mi from Bismarck’s city center.

Can I find deals for flights from Washington, D.C. to Bismarck that include hotel bookings?

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

How can I find direct flights from Washington, D.C. to Bismarck?

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

Can I find deals for business class flights from Washington, D.C. to Bismarck?

Yes. Cheapflights offers flight deals from Washington, D.C. 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.

$379+ Cheap Flights from Washington, D.C. to Bismarck

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Cheap flight deals from Washington, D.C. to Bismarck

Cheapest

Best

Last-minute

One-way

Cheapest flights from Washington, D.C. to Bismarck
Explore the most affordable flight options available from Washington, D.C. to Bismarck. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 20, 2026.

Thu 11/56:10 am -

1 stop7h 17m

Mon 11/91:02 pm -

1 stop9h 13m

Deal found 10/15

$379

Fri 11/1311:37 am -

1 stop6h 04m

Fri 11/203:13 pm -

1 stop7h 10m

Deal found 10/14

$421

Tue 11/106:45 am -

1 stop7h 43m

Tue 11/171:58 pm -

1 stop7h 38m

Deal found 10/16

$423

Tue 11/107:18 am -

1 stop7h 10m

Tue 11/171:58 pm -

1 stop8h 32m

Deal found 10/16

$426

Thu 11/57:14 am -

1 stop7h 14m

Mon 11/91:58 pm -

1 stop8h 32m

Deal found 10/15

$427

Fri 11/136:00 am -

1 stop7h 33m

Fri 11/201:22 pm -

1 stop6h 36m

Deal found 10/16

$427

Tue 11/1011:37 am -

1 stop6h 04m

Tue 11/1712:37 pm -

2 stops9h 58m

Deal found 10/16

$428

Tue 11/1012:01 pm -

1 stop5h 40m

Tue 11/1712:37 pm -

1 stop4h 40m

Deal found 10/19

$431

Thu 11/56:45 am -

1 stop7h 43m

Mon 11/91:58 pm -

1 stop7h 55m

Deal found 10/15

$431

Thu 11/57:23 am -

1 stop5h 37m

Mon 11/93:13 pm -

2 stops8h 28m

Deal found 10/15

$432

Thu 11/55:36 pm -

2 stops6h 49m

Mon 11/912:37 pm -

1 stop4h 47m

Deal found 10/15

$436

Thu 11/55:00 am -

2 stops8h 33m

Mon 11/91:11 pm -

2 stops9h 48m

Deal found 10/15

$437

Best flights from Washington, D.C. to Bismarck
Discover carefully curated flight deals from Washington, D.C. to Bismarck that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 20, 2026.

Tue 4/65:45 am -

1 stop9h 10m

Tue 4/136:00 am -

1 stop9h 29m

Deal found 10/17

$425

Fri 11/1312:01 pm -

1 stop8h 30m

Fri 11/205:40 pm -

1 stop4h 41m

Deal found 10/16

$427

Fri 1/85:28 pm -

1 stop7h 16m

Tue 1/121:23 pm -

1 stop7h 05m

Deal found 10/19

$489

Thu 1/2112:00 pm -

1 stop5h 54m

Mon 1/255:30 pm -

1 stop4h 59m

Deal found 10/15

$427

Fri 11/135:00 am -

2 stops8h 33m

Fri 11/201:22 pm -

1 stop5h 37m

Deal found 10/16

$432

Tue 11/1012:01 pm -

1 stop5h 40m

Tue 11/1712:37 pm -

2 stops11h 04m

Deal found 10/19

$436

Thu 11/52:05 pm -

1 stop7h 24m

Wed 11/119:00 am -

1 stop9h 30m

Deal found 10/15

$489

Tue 11/106:00 am -

2 stops11h 41m

Tue 11/1712:37 pm -

2 stops9h 58m

Deal found 10/19

$441

Sat 1/94:10 pm -

1 stop8h 34m

Tue 1/125:40 am -

1 stop8h 24m

Deal found 10/16

$489

Fri 1/84:15 pm -

1 stop8h 29m

Tue 1/125:40 am -

1 stop8h 15m

Deal found 10/15

$489

Thu 11/57:18 am -

1 stop6h 15m

Mon 11/91:58 pm -

2 stops8h 11m

Deal found 10/15

$556

Thu 11/52:28 pm -

1 stop6h 27m

Mon 11/93:13 pm -

2 stops7h 08m

Deal found 10/18

$476

Thu 11/52:00 pm -

2 stops6h 55m

Sun 11/85:00 am -

1 stop5h 00m

Deal found 10/18

$476

Fri 11/137:25 pm -

1 stop5h 04m

Fri 11/208:03 am -

2 stops9h 45m

Deal found 10/16

$550

Last-minute flights from Washington, D.C. to Bismarck
Discover last-minute flight deals from Washington, D.C. to Bismarck. Data last updated October 20, 2026 and is based on user searches.

Thu 11/56:10 am -

1 stop7h 17m

Mon 11/91:02 pm -

1 stop9h 13m

Deal found 10/15

$379

Thu 11/57:14 am -

1 stop7h 14m

Mon 11/91:58 pm -

1 stop8h 32m

Deal found 10/15

$427

Thu 11/56:45 am -

1 stop7h 43m

Mon 11/91:58 pm -

1 stop7h 55m

Deal found 10/15

$431

Thu 11/57:23 am -

1 stop5h 37m

Mon 11/93:13 pm -

2 stops8h 28m

Deal found 10/15

$432

Thu 11/55:36 pm -

2 stops6h 49m

Mon 11/912:37 pm -

1 stop4h 47m

Deal found 10/15

$436

Thu 11/55:00 am -

2 stops8h 33m

Mon 11/91:11 pm -

2 stops9h 48m

Deal found 10/15

$437

Tue 11/106:45 am -

1 stop7h 43m

Tue 11/171:58 pm -

1 stop7h 38m

Deal found 10/16

$423

Tue 11/107:18 am -

1 stop7h 10m

Tue 11/171:58 pm -

1 stop8h 32m

Deal found 10/16

$426

Tue 11/1011:37 am -

1 stop6h 04m

Tue 11/1712:37 pm -

2 stops9h 58m

Deal found 10/16

$428

Tue 11/1012:01 pm -

1 stop5h 40m

Tue 11/1712:37 pm -

1 stop4h 40m

Deal found 10/19

$431

Fri 11/1311:37 am -

1 stop6h 04m

Fri 11/203:13 pm -

1 stop7h 10m

Deal found 10/14

$421

Fri 11/136:00 am -

1 stop7h 33m

Fri 11/201:22 pm -

1 stop6h 36m

Deal found 10/16

$427

One-way flights from Washington, D.C. to Bismarck
Search for one-way flight options from Washington, D.C. to Bismarck. Find affordable one-way fares based on user searches. Data last updated October 20, 2026.

Sat 11/212:30 pm -

1 stop6h 01m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/15

$396

Sat 11/2112:21 pm -

1 stop5h 20m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/15

$396

Sat 11/216:00 am -

1 stop7h 49m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/19

$397

Sat 11/216:25 am -

3 stops15h 04m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/19

$792

Find flight deals from Washington, D.C. to Bismarck

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$379 (United Airlines)
Popular in	August
Cheapest in	November
Average price	$428

Provider with most accurate pricing for Washington, D.C. (WAS)-Bismarck flight deals.

Search Deals

Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Bismarck flights.

Search Deals

From Washington, D.C. (WAS) to Bismarck

Search Deals

Highest demand for flights based on searches. 19% potential increase in price ($126 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 7% potential price decrease ($40 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Bismarck that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Bismarck

IAD Washington, D.C. Dulles Intl - BIS Bismarck

IADBIS

Washington, D.C. Dulles Intl

Sat 11/21

2:30 pm-7:31 pm

1 stop6h 01m

Bismarck

Wed 12/31

12:00 am-1:00 am

Nonstop0h 00m

$396

Washington, D.C.Bismarck

DCA Washington, D.C. Reagan-National - BIS Bismarck

DCABIS

Washington, D.C. Reagan-National

Sat 11/21

6:00 am-12:49 pm

1 stop7h 49m

Bismarck

Wed 12/31

12:00 am-1:00 am

Nonstop0h 00m

$396

Quickest round-trip

Washington, D.C.Bismarck

DCA Washington, D.C. Reagan-National - BIS Bismarck

DCABIS

Washington, D.C. Reagan-National

Sat 11/21

12:21 pm-4:41 pm

1 stop5h 20m

Bismarck

Wed 12/31

12:00 am-1:00 am

Nonstop0h 00m

$396

Washington, D.C.Bismarck

DCA Washington, D.C. Reagan-National - BIS Bismarck

DCABIS

Washington, D.C. Reagan-National

Tue 4/6

5:45 am-1:55 pm

1 stop9h 10m

Bismarck

Tue 4/13

6:00 am-4:29 pm

1 stop9h 29m

$425

Washington, D.C.Bismarck

IAD Washington, D.C. Dulles Intl - BIS Bismarck

IADBIS

Washington, D.C. Dulles Intl

Fri 11/13

12:01 pm-7:31 pm

1 stop8h 30m

Bismarck

Fri 11/20

5:40 pm-11:21 pm

1 stop4h 41m

$427

Washington, D.C.Bismarck

DCA Washington, D.C. Reagan-National - BIS Bismarck

DCABIS

Washington, D.C. Reagan-National

Thu 1/21

12:00 pm-4:54 pm

1 stop5h 54m

Bismarck

Mon 1/25

5:30 pm-11:29 pm

1 stop4h 59m

$427

Washington, D.C.Bismarck

DCA Washington, D.C. Reagan-National - BIS Bismarck

DCABIS

Washington, D.C. Reagan-National

Fri 11/13

5:00 am-12:33 pm

2 stops8h 33m

Bismarck

Fri 11/20

1:22 pm-7:59 pm

1 stop5h 37m

$432

Washington, D.C.Bismarck

IAD Washington, D.C. Dulles Intl - BIS Bismarck

IADBIS

Washington, D.C. Dulles Intl

Tue 11/10

12:01 pm-4:41 pm

1 stop5h 40m

Bismarck

Tue 11/17

12:37 pm-12:41 am

2 stops11h 04m

$436

BaltimoreBismarck

BWI Baltimore/Washington - BIS Bismarck

BWIBIS

Baltimore/Washington

Tue 11/10

6:00 am-4:41 pm

2 stops11h 41m

Bismarck

Tue 11/17

12:37 pm-11:35 pm

2 stops9h 58m

$441

Washington, D.C.Bismarck

IAD Washington, D.C. Dulles Intl - BIS Bismarck

IADBIS

Washington, D.C. Dulles Intl

Thu 11/5

2:28 pm-7:55 pm

1 stop6h 27m

Bismarck

Mon 11/9

3:13 pm-11:21 pm

2 stops7h 08m

$476

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/15

Showing 1-10 of 18 resultsSorted by cheapest first

Compare providers for flights from Washington, D.C. to Bismarck

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Washington, D.C. to Bismarck in October.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust 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 Washington, D.C.-Bismarck flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C.-Bismarck flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C.-Bismarck flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Washington, D.C.-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 Washington, D.C.-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 Washington, D.C. to Bismarck

Have a flexible travel schedule? Discover the best time to fly to Bismarck from Washington, D.C. with our price prediction graph.

WAS-BIS

IAD-BIS

DCA-BIS

BWI-BIS

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 Washington, D.C. to Bismarck

WAS-BIS

IAD-BIS

DCA-BIS

BWI-BIS

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Bismarck

Read reviews from past customers who have flown Delta and American Airlines from Washington, D.C. to Bismarck. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

7.8

Good

8,650 reviews

Reviews

1 / 20

6.0

Good

Ellen,Oct 2026

GRR - ATL

The flight was delayed more then 30 minutes after I hurried and stressed to get to my connecting gate in Atlanta.

Delta

7.8

Good

8,650 reviews

Delta

7.8

Good

8,650 reviews

Reviews

1 / 20

6.0

Good

Ellen,Oct 2026

GRR - ATL

The flight was delayed more then 30 minutes after I hurried and stressed to get to my connecting gate in Atlanta.

American Airlines

7.0

Good

12,181 reviews

Delta

7.8

Good

8,650 reviews

Reviews

1 / 20

6.0

Good

Ellen,Oct 2026

GRR - ATL

The flight was delayed more then 30 minutes after I hurried and stressed to get to my connecting gate in Atlanta.

Related info for your journey

What airport do you fly into for flights to Bismarck from Washington, D.C.?
Most people fly into Bismarck (BIS) if they book a flight to Bismarck from Washington, D.C.. On average, Bismarck has 0 inbound flights from Washington, D.C. per day from 3 airlines. Bismarck is conveniently located just 2.5 mi from Bismarck’s city center.
How long is the flight from Washington, D.C. to Bismarck?
There are many flights that can get you from Washington, D.C. to Bismarck in 8h 30m. Fly via American Airlines, Delta, or United Airlines to get the fastest option. Airlines will cover a distance of 1291 mi. This flight may include one or multiple stops.
What are the cheapest airlines flying from Washington, D.C. to Bismarck round-trip?
According to our current data, Delta ($348), and United Airlines ($368) offers the cheapest pricing from Washington, D.C. to Bismarck. These flights start at 34% lower than the current average price 3 months from now.
What are the most popular routes from Washington, D.C. to Bismarck?
When deciding which route to take from Washington, D.C. to Bismarck consider Washington, D.C. Reagan-National - Bismarck, Washington, D.C. Dulles Intl - Bismarck or Baltimore/Washington - Bismarck as they are the most popular.
Can I find deals for flights from Washington, D.C. to Bismarck that include hotel bookings?
Yes. In addition to deals on Washington, D.C. to Bismarck flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Washington, D.C. to Bismarck?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Bismarck.
Can I find deals for business class flights from Washington, D.C. to Bismarck?
Yes. Cheapflights offers flight deals from Washington, D.C. 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 Washington, D.C. to Bismarck

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Reagan-National to Fargo flights

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Dulles Intl to Bismarck flights

Dulles Intl to Grand Forks flights

Dulles Intl to Minot flights

Top 3 airlines flying from Washington, D.C. to Bismarck

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$270	Average$498	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$297	Average$491	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$368	Average$960	FlexibilityNo cancel fee	On-time69%

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$379+ Cheap flights from Washington, D.C. (WAS) 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 11/5. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Washington, D.C. to Bismarck with Cheapflights

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Cheap flight deals from Washington, D.C. to Bismarck

Cheapest flights from Washington, D.C. to BismarckExplore the most affordable flight options available from Washington, D.C. to Bismarck. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 20, 2026.

Explore the most affordable flight options available from Washington, D.C. to Bismarck. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 20, 2026.

Best flights from Washington, D.C. to BismarckDiscover carefully curated flight deals from Washington, D.C. to Bismarck that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 20, 2026.

Discover carefully curated flight deals from Washington, D.C. to Bismarck that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 20, 2026.

Last-minute flights from Washington, D.C. to BismarckDiscover last-minute flight deals from Washington, D.C. to Bismarck. Data last updated October 20, 2026 and is based on user searches.

Discover last-minute flight deals from Washington, D.C. to Bismarck. Data last updated October 20, 2026 and is based on user searches.

One-way flights from Washington, D.C. to BismarckSearch for one-way flight options from Washington, D.C. to Bismarck. Find affordable one-way fares based on user searches. Data last updated October 20, 2026.

Search for one-way flight options from Washington, D.C. to Bismarck. Find affordable one-way fares based on user searches. Data last updated October 20, 2026.

Find flight deals from Washington, D.C. to Bismarck

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Round-trip from

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Use the filters below to find and compare flights from Washington, D.C. to Bismarck that are best for you.

Compare providers for flights from Washington, D.C. 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 Washington, D.C. to Bismarck in October.

Best time to book a flight from Washington, D.C. to Bismarck

Have a flexible travel schedule? Discover the best time to fly to Bismarck from Washington, D.C. with our price prediction graph.

Cheapflights Insights

Reviews of airlines servicing Bismarck

Read reviews from past customers who have flown Delta and American Airlines from Washington, D.C. to Bismarck. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly into for flights to Bismarck from Washington, D.C.?

How long is the flight from Washington, D.C. to Bismarck?

What are the cheapest airlines flying from Washington, D.C. to Bismarck round-trip?

What are the most popular routes from Washington, D.C. to Bismarck?

Can I find deals for flights from Washington, D.C. to Bismarck that include hotel bookings?

How can I find direct flights from Washington, D.C. to Bismarck?

Can I find deals for business class flights from Washington, D.C. to Bismarck?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Washington, D.C. to Bismarck

See prices for flight routes from nearby airports that may be better suited for you.

Other flights to Bismarck

Explore flights to Bismarck departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 20, 2026.

Complete your trip

Complete your trip to Bismarck by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Washington, D.C. to Bismarck by cabin class

Find flights from Washington, D.C. to Bismarck, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Washington, D.C. and Bismarck flights

Browse other Washington, D.C. and Bismarck flight options. Last updated on October 20, 2026.

Other flights from Washington, D.C.

Browse through other flights departing from Washington, D.C.. Flights are based on user searches made on Cheapflights and were last updated on October 20, 2026.

Popular flight searches

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Washington, D.C. to Bismarck flights

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Top 3 airlines flying from Washington, D.C. to Bismarck

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Cheapest flights from Washington, D.C. to Bismarck
Explore the most affordable flight options available from Washington, D.C. to Bismarck. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 20, 2026.

Best flights from Washington, D.C. to Bismarck
Discover carefully curated flight deals from Washington, D.C. to Bismarck that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 20, 2026.

Last-minute flights from Washington, D.C. to Bismarck
Discover last-minute flight deals from Washington, D.C. to Bismarck. Data last updated October 20, 2026 and is based on user searches.

One-way flights from Washington, D.C. to Bismarck
Search for one-way flight options from Washington, D.C. to Bismarck. Find affordable one-way fares based on user searches. Data last updated October 20, 2026.