What is the cheapest airline that flies from Bismarck to Washington?

Delta, American Airlines, and United Airlines are the most popular carriers operating from Bismarck to Washington

When did momondo last update prices for flights from Bismarck Airport to Washington?

Prices for flights from Bismarck Airport to Washington are refreshed on a daily basis.

How many operators does momondo search for flights from Bismarck Airport to Washington?

As of April 2026, there are 2 operators available to choose from for flights from Bismarck Airport to Washington.

How old do you have to be to fly from Bismarck Airport to Washington?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Bismarck Airport to Washington.

What documentation or ID do you need to fly to Washington?

The necessary travel and health documents for your Washington trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$245 Cheap Flights from Bismarck to Washington in 2026

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Find the cheapest flights from Bismarck to Washington

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:10 am - 12:54 pm

BIS

PDX

8h 44m

1 stop

11:39 am - 7:53 pm

PDX

BIS

6h 14m

1 stop

$311Delta

Sat, Sep 12 - Sat, Sep 19

6:00 am - 12:35 pm

BIS

PDX

8h 35m

2 stops

5:00 am - 1:05 pm

PDX

BIS

6h 05m

1 stop

$316United Airlines

Tue, May 12 - Sat, May 16

5:17 pm - 11:53 pm

BIS

PDX

8h 36m

2 stops

12:30 am - 10:34 am

PDX

BIS

8h 04m

1 stop

$330Delta

Wed, Apr 29 - Sat, May 2

5:17 pm - 11:53 pm

BIS

PDX

8h 36m

2 stops

7:32 pm - 10:34 am

PDX

BIS

13h 02m

2 stops

$335Delta

Wed, Apr 29 - Sun, May 3

8:04 am - 6:01 pm

BIS

PDX

11h 57m

2 stops

5:45 am - 7:34 pm

PDX

BIS

11h 49m

2 stops

$336Delta

Mon, May 11 - Sat, May 16

1:26 pm - 8:17 pm

BIS

PDX

8h 51m

1 stop

3:00 pm - 11:14 pm

PDX

BIS

6h 14m

1 stop

$340Delta

Fri, Jul 3 - Sat, Jul 4

5:17 pm - 9:05 pm

BIS

GEG

5h 48m

1 stop

7:38 pm - 10:34 am

GEG

BIS

12h 56m

2 stops

$344Delta

Thu, Apr 16 - Mon, Apr 20

5:16 pm - 11:11 pm

BIS

SEA

7h 55m

1 stop

2:26 pm - 11:38 pm

SEA

BIS

7h 12m

1 stop

$351United Airlines

Tue, Aug 18 - Sat, Aug 22

12:59 pm - 12:36 am

BIS

SEA

13h 37m

1 stop

11:58 pm - 12:12 pm

SEA

BIS

10h 14m

1 stop

$403American Airlines

Sat, May 16 - Sat, May 23

11:36 am - 8:29 pm

BIS

GEG

10h 53m

1 stop

11:45 am - 8:40 pm

GEG

BIS

6h 55m

1 stop

$437Allegiant Air

Thu, May 14 - Mon, May 18

United Airlines flights from Bismarck to State of Washington

Our best United Airlines deals on Bismarck to State of Washington flight tickets

United Airlines

May 12

BIS6:00 amBismarck

8h 35m

2 stops

PDX12:35 pmPortland

May 16

PDX5:00 amPortland

6h 05m

1 stop

BIS1:05 pmBismarck

$316

United Airlines

Aug 18

BIS5:16 pmBismarck

7h 55m

1 stop

SEA11:11 pmSeattle/Tacoma Intl

Aug 22

SEA2:26 pmSeattle/Tacoma Intl

7h 12m

1 stop

BIS11:38 pmBismarck

$351

United Airlines

Aug 18

BIS9:16 amBismarck

11h 13m

2 stops

SEA6:29 pmSeattle/Tacoma Intl

Aug 22

SEA3:51 pmSeattle/Tacoma Intl

5h 47m

1 stop

BIS11:38 pmBismarck

$356

American Airlines flights from Bismarck to State of Washington

Our best American Airlines deals on Bismarck to State of Washington flight tickets

American Airlines

Sep 12

BIS1:45 pmBismarck

10h 12m

1 stop

PDX9:57 pmPortland

Sep 19

PDX8:00 amPortland

12h 56m

2 stops

BIS10:56 pmBismarck

$372

American Airlines

Apr 14

BIS2:26 pmBismarck

10h 23m

1 stop

PDX10:49 pmPortland

Apr 20

PDX11:47 pmPortland

12h 09m

2 stops

BIS1:56 pmBismarck

$374

American Airlines

May 16

BIS12:59 pmBismarck

13h 37m

1 stop

SEA12:36 amSeattle/Tacoma Intl

May 23

SEA11:58 pmSeattle/Tacoma Intl

10h 14m

1 stop

BIS12:12 pmBismarck

$403

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BismarckPortland

BIS - PDX

BISPDX

Bismarck

Sat 9/12

6:10 am-12:54 pm

1 stop8h 44m

Portland

Sat 9/19

11:39 am-7:53 pm

1 stop6h 14m

$311

Quickest round-trip

BismarckPortland

BIS - PDX

BISPDX

Bismarck

Tue 5/12

6:00 am-12:35 pm

2 stops8h 35m

Portland

Sat 5/16

5:00 am-1:05 pm

1 stop6h 05m

$316

BismarckPortland

BIS - PDX

BISPDX

Bismarck

Wed 4/29

5:17 pm-11:53 pm

2 stops8h 36m

Portland

Sat 5/2

12:30 am-10:34 am

1 stop8h 04m

$330

BismarckPortland

BIS - PDX

BISPDX

Bismarck

Wed 4/29

5:17 pm-11:53 pm

2 stops8h 36m

Portland

Sun 5/3

7:32 pm-10:34 am

2 stops13h 02m

$335

BismarckPortland

BIS - PDX

BISPDX

Bismarck

Mon 5/11

8:04 am-6:01 pm

2 stops11h 57m

Portland

Sat 5/16

5:45 am-7:34 pm

2 stops11h 49m

$336

BismarckPortland

BIS - PDX

BISPDX

Bismarck

Fri 7/3

1:26 pm-8:17 pm

1 stop8h 51m

Portland

Sat 7/4

3:00 pm-11:14 pm

1 stop6h 14m

$340

BismarckSpokane

BIS - GEG

BISGEG

Bismarck

Thu 4/16

5:17 pm-9:05 pm

1 stop5h 48m

Spokane

Mon 4/20

7:38 pm-10:34 am

2 stops12h 56m

$344

BismarckSeattle

BIS - SEA

BISSEA

Bismarck

Tue 8/18

5:16 pm-11:11 pm

1 stop7h 55m

Seattle/Tacoma Intl

Sat 8/22

2:26 pm-11:38 pm

1 stop7h 12m

$351

BismarckSeattle

BIS - SEA

BISSEA

Bismarck

Sat 5/16

12:59 pm-12:36 am

1 stop13h 37m

Seattle/Tacoma Intl

Sat 5/23

11:58 pm-12:12 pm

1 stop10h 14m

$403

BismarckSpokane

BIS - GEG

BISGEG

Bismarck

Thu 5/14

11:36 am-8:29 pm

1 stop10h 53m

Spokane

Mon 5/18

11:45 am-8:40 pm

1 stop6h 55m

$437

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Bismarck to State of Washington

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to State of Washington?

The month of July is, on average, the cheapest month to fly to State of Washington from Bismarck, with most prices found around $328. If you aren’t able to travel to State of Washington during the month of July, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $364.

Can stopping save me money on Bismarck to State of Washington flights?

You could potentially save up to 56% on your flight if you consider stops on a Bismarck to State of Washington flight.

Cheap Bismarck to State of Washington flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Bismarck to State of Washington

Fastest flight time	5h 38m
Direct flights	None

The fastest flight from Bismarck to State of Washington takes 5h 38m

There are no direct flights from Bismarck to State of Washington. There are no popular flight routes from Bismarck to State of Washington.

Search flight deals

Frequently asked questions about flying from Bismarck to Washington

When did momondo last update prices for flights from Bismarck Airport to Washington?
Prices for flights from Bismarck Airport to Washington are refreshed on a daily basis.
How many operators does momondo search for flights from Bismarck Airport to Washington?
As of April 2026, there are 2 operators available to choose from for flights from Bismarck Airport to Washington.
How old do you have to be to fly from Bismarck Airport to Washington?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Bismarck Airport to Washington.
What documentation or ID do you need to fly to Washington?
The necessary travel and health documents for your Washington trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Bismarck to State of Washington

Compare and see reviews for airlines that fly from Bismarck to State of Washington with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $248	Free Cancellation	Rating 7.4 9,529 reviews		Search United Airlines flights
Delta	PriceFrom $258	Free Cancellation	Rating 7.9 8,368 reviews		Search Delta flights

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Why should I use momondo to find a flight deal from Bismarck to Washington?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Bismarck to Washington for you.

Can I find flights from Bismarck to Washington with flexible booking policies on momondo?

All flight searches from Bismarck to Washington on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Bismarck to Washington?

Once you have performed a search for Bismarck to Washington flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Bismarck to Washington right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Bismarck to Washington flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.