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 September 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.

$263 Cheap Flights from Bismarck to Washington in 2026

Discover deals from 900+ travel sites with momondo.

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.

3:18 pm - 11:50 pmBIS Bismarck-GEG Spokane

10h 32m2 stops Minneapolis St Paul Seattle/Tacoma Intl

1:54 pm - 11:25 pmGEG Spokane-BIS Bismarck

7h 31m1 stop Minneapolis St Paul

$339Delta

Tue, Oct 20 - Tue, Oct 27

11:12 am - 6:50 pmBIS Bismarck-GEG Spokane

9h 38m2 stops Minneapolis St Paul Seattle/Tacoma Intl

1:25 pm - 11:25 pmGEG Spokane-BIS Bismarck

8h 00m2 stops Salt Lake City Minneapolis St Paul

$344Delta

Fri, Oct 2 - Thu, Oct 8

1:17 pm - 8:36 pmBIS Bismarck-SEA Seattle/Tacoma Intl

9h 19m1 stop Minneapolis St Paul

11:59 pm - 10:32 amSEA Seattle/Tacoma Intl-BIS Bismarck

8h 33m1 stop Minneapolis St Paul

$349Delta

Fri, Oct 2 - Sat, Oct 3

6:12 pm - 9:14 pmBIS Bismarck-GEG Spokane

5h 02m1 stop Denver Intl

5:00 am - 1:01 pmGEG Spokane-BIS Bismarck

6h 01m1 stop Denver Intl

$369United Airlines

Wed, Sep 23 - Sun, Sep 27

11:12 am - 6:50 pmBIS Bismarck-GEG Spokane

9h 38m2 stops Minneapolis St Paul Seattle/Tacoma Intl

1:59 pm - 11:25 pmGEG Spokane-BIS Bismarck

7h 26m1 stop Minneapolis St Paul

$369Delta

Fri, Oct 2 - Thu, Oct 8

6:12 pm - 11:04 pmBIS Bismarck-SEA Seattle/Tacoma Intl

6h 52m1 stop Denver Intl

1:10 pm - 11:38 pmSEA Seattle/Tacoma Intl-BIS Bismarck

8h 28m2 stops San Francisco Denver Intl

$406United Airlines

Fri, Sep 18 - Tue, Sep 22

5:40 am - 9:40 amBIS Bismarck-PDX Portland

6h 00m1 stop Denver Intl

12:40 pm - 8:10 pmPDX Portland-BIS Bismarck

5h 30m1 stop Denver Intl

$411United Airlines

Tue, Jan 26 - Sat, Jan 30

2:07 pm - 9:57 pmBIS Bismarck-SEA Seattle/Tacoma Intl

9h 50m1 stop Dallas/Fort Worth

12:04 pm - 10:59 pmSEA Seattle/Tacoma Intl-BIS Bismarck

8h 55m1 stop Dallas/Fort Worth

$484American Airlines

Wed, Oct 14 - Wed, Oct 21

1:58 pm - 10:11 pmBIS Bismarck-SEA Seattle/Tacoma Intl

10h 13m1 stop Dallas/Fort Worth

11:34 pm - 12:33 pmSEA Seattle/Tacoma Intl-BIS Bismarck

10h 59m1 stop Chicago O'Hare Intl

$512American Airlines

Tue, Dec 8 - Sun, Dec 13

1:57 pm - 7:48 pmBIS Bismarck-SEA Seattle/Tacoma Intl

7h 51m1 stop Dallas/Fort Worth

11:59 pm - 12:23 pmSEA Seattle/Tacoma Intl-BIS Bismarck

10h 24m1 stop Chicago O'Hare Intl

$512American Airlines

Fri, Oct 2 - Tue, Oct 6

Cheap last minute flights

Enter your travel dates to find the best prices.

1:57 pm - 7:20 pmBIS Bismarck-PDX Portland

7h 23m1 stop Dallas/Fort Worth

12:01 pm - 10:52 pmPDX Portland-BIS Bismarck

8h 51m1 stop Dallas/Fort Worth

$406American Airlines

Sat, Sep 12 - Sat, Sep 19

1:57 pm - 7:20 pmBIS Bismarck-PDX Portland

7h 23m1 stop Dallas/Fort Worth

12:01 pm - 10:52 pmPDX Portland-BIS Bismarck

8h 51m1 stop Dallas/Fort Worth

$484American Airlines

Sat, Sep 12 - Sat, Sep 19

1:57 pm - 7:20 pmBIS Bismarck-PDX Portland

7h 23m1 stop Dallas/Fort Worth

9:00 am - 10:52 pmPDX Portland-BIS Bismarck

11h 52m2 stops Phoenix Sky Harbor Intl Dallas/Fort Worth

$489American Airlines

Sat, Sep 12 - Sat, Sep 19

9:20 am - 6:25 pmBIS Bismarck-PDX Portland

11h 05m2 stops Denver Intl San Francisco

9:00 am - 11:38 pmPDX Portland-BIS Bismarck

12h 38m2 stops San Francisco Denver Intl

$507United Airlines

Sat, Sep 12 - Sat, Sep 19

9:20 am - 8:39 pmBIS Bismarck-PDX Portland

13h 19m2 stops Denver Intl San Francisco

5:30 am - 4:26 pmPDX Portland-BIS Bismarck

8h 56m2 stops San Francisco Denver Intl

$526United Airlines

Sat, Sep 12 - Sat, Sep 19

5:00 am - 10:49 amBIS Bismarck-PDX Portland

7h 49m1 stop Minneapolis St Paul

12:25 am - 10:32 amPDX Portland-BIS Bismarck

8h 07m1 stop Minneapolis St Paul

$634Delta

Fri, Sep 11 - Thu, Sep 17

9:20 am - 6:25 pmBIS Bismarck-PDX Portland

11h 05m2 stops Denver Intl San Francisco

5:30 am - 4:26 pmPDX Portland-BIS Bismarck

8h 56m2 stops San Francisco Denver Intl

$657United Airlines

Sat, Sep 12 - Sat, Sep 19

1:17 pm - 8:16 pmBIS Bismarck-PDX Portland

8h 59m1 stop Minneapolis St Paul

12:25 am - 10:32 amPDX Portland-BIS Bismarck

8h 07m1 stop Minneapolis St Paul

$679Delta

Fri, Sep 11 - Thu, Sep 17

9:20 am - 6:25 pmBIS Bismarck-PDX Portland

11h 05m2 stops Denver Intl San Francisco

5:30 am - 4:26 pmPDX Portland-BIS Bismarck

8h 56m2 stops San Francisco Denver Intl

$679United Airlines

Sat, Sep 12 - Sat, Sep 19

7:12 am - 2:51 pmBIS Bismarck-SEA Seattle/Tacoma Intl

9h 39m1 stop Dallas/Fort Worth

11:57 pm - 1:27 pmSEA Seattle/Tacoma Intl-BIS Bismarck

11h 30m2 stops Chicago O'Hare Intl Dallas/Fort Worth

$974American Airlines

Fri, Sep 11 - Tue, Sep 29

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

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

BIS1:57 pmBismarck

7h 23m

1 stop

PDX7:20 pmPortland

Sep 19

PDX12:01 pmPortland

8h 51m

1 stop

BIS10:52 pmBismarck

$406

American Airlines

Sep 12

BIS1:57 pmBismarck

7h 23m

1 stop

PDX7:20 pmPortland

Sep 19

PDX12:01 pmPortland

8h 51m

1 stop

BIS10:52 pmBismarck

$484

American Airlines

Sep 12

BIS1:57 pmBismarck

7h 23m

1 stop

PDX7:20 pmPortland

Sep 19

PDX9:00 amPortland

11h 52m

2 stops

BIS10:52 pmBismarck

$489

Delta flights from Bismarck to State of Washington

Our best Delta deals on Bismarck to State of Washington flight tickets

Delta

Oct 20

BIS3:18 pmBismarck

10h 32m

2 stops

GEG11:50 pmSpokane

Oct 27

GEG1:54 pmSpokane

7h 31m

1 stop

BIS11:25 pmBismarck

$339

Delta

Oct 2

BIS11:12 amBismarck

9h 38m

2 stops

GEG6:50 pmSpokane

Oct 8

GEG1:25 pmSpokane

8h 00m

2 stops

BIS11:25 pmBismarck

$344

Delta

Oct 2

BIS1:17 pmBismarck

9h 19m

1 stop

SEA8:36 pmSeattle/Tacoma Intl

Oct 3

SEA11:59 pmSeattle/Tacoma Intl

8h 33m

1 stop

BIS10:32 amBismarck

$349

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BismarckSpokane

BIS Bismarck - GEG Spokane

BISGEG

Bismarck

Tue 10/20

3:18 pm-11:50 pm

2 stops10h 32m

Spokane

Tue 10/27

1:54 pm-11:25 pm

1 stop7h 31m

$339

BismarckSpokane

BIS Bismarck - GEG Spokane

BISGEG

Bismarck

Fri 10/2

11:12 am-6:50 pm

2 stops9h 38m

Spokane

Thu 10/8

1:25 pm-11:25 pm

2 stops8h 00m

$344

BismarckSeattle

BIS Bismarck - SEA Seattle/Tacoma Intl

BISSEA

Bismarck

Fri 10/2

1:17 pm-8:36 pm

1 stop9h 19m

Seattle/Tacoma Intl

Sat 10/3

11:59 pm-10:32 am

1 stop8h 33m

$349

Quickest round-trip

BismarckSpokane

BIS Bismarck - GEG Spokane

BISGEG

Bismarck

Wed 9/23

6:12 pm-9:14 pm

1 stop5h 02m

Spokane

Sun 9/27

5:00 am-1:01 pm

1 stop6h 01m

$369

BismarckSpokane

BIS Bismarck - GEG Spokane

BISGEG

Bismarck

Fri 10/2

11:12 am-6:50 pm

2 stops9h 38m

Spokane

Thu 10/8

1:59 pm-11:25 pm

1 stop7h 26m

$369

BismarckSeattle

BIS Bismarck - SEA Seattle/Tacoma Intl

BISSEA

Bismarck

Fri 9/18

6:12 pm-11:04 pm

1 stop6h 52m

Seattle/Tacoma Intl

Tue 9/22

1:10 pm-11:38 pm

2 stops8h 28m

$406

BismarckPortland

BIS Bismarck - PDX Portland

BISPDX

Bismarck

Tue 1/26

5:40 am-9:40 am

1 stop6h 00m

Portland

Sat 1/30

12:40 pm-8:10 pm

1 stop5h 30m

$411

BismarckSeattle

BIS Bismarck - SEA Seattle/Tacoma Intl

BISSEA

Bismarck

Wed 10/14

2:07 pm-9:57 pm

1 stop9h 50m

Seattle/Tacoma Intl

Wed 10/21

12:04 pm-10:59 pm

1 stop8h 55m

$484

BismarckSeattle

BIS Bismarck - SEA Seattle/Tacoma Intl

BISSEA

Bismarck

Tue 12/8

1:58 pm-10:11 pm

1 stop10h 13m

Seattle/Tacoma Intl

Sun 12/13

11:34 pm-12:33 pm

1 stop10h 59m

$512

BismarckSeattle

BIS Bismarck - SEA Seattle/Tacoma Intl

BISSEA

Bismarck

Fri 10/2

1:57 pm-7:48 pm

1 stop7h 51m

Seattle/Tacoma Intl

Tue 10/6

11:59 pm-12:23 pm

1 stop10h 24m

$512

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 $264. 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 $399.

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

You could potentially save up to 67% 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

Best Price Found	$263
Fastest flight time	5h 02m
Direct flights	None

The best one-way flight to State of Washington from Bismarck in the past 72 hours is $263. The best round-trip flight deal from Bismarck to State of Washington found on momondo in the last 72 hours is $339.

The fastest flight from Bismarck to State of Washington takes 5h 02m

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 September 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
Delta	PriceFrom $264	Free Cancellation	Rating 7.8 8,550 reviews		Search Delta flights
United Airlines	PriceFrom $310	Free Cancellation	Rating 7.4 10,185 reviews		Search United Airlines flights

Why use momondo?

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.