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Cheap flights from Bismarck to Washington from $178

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Bismarck to Washington departing on 1/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Bismarck to Washington

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:10 pm - 9:22 pm
BIS
-
GEG
6h 12m1 stop
United Airlines Logo
5:00 am - 12:51 pm
GEG
-
BIS
5h 51m1 stop
$279United Airlines
Tue, Jan 6 - Sat, Jan 10
United Airlines Logo
9:00 am - 1:57 pm
BIS
-
SEA
6h 57m1 stop
United Airlines Logo
5:00 am - 12:51 pm
SEA
-
BIS
5h 51m1 stop
$309United Airlines
Tue, Jan 6 - Sat, Jan 10
United Airlines Logo
1:44 pm - 6:04 pm
BIS
-
SEA
6h 20m1 stop
United Airlines Logo
8:55 am - 4:23 pm
SEA
-
BIS
5h 28m1 stop
$323United Airlines
Thu, Mar 26 - Tue, Mar 31
Delta Logo
11:21 am - 5:35 pm
BIS
-
PDX
8h 14m1 stop
Delta Logo
1:53 pm - 11:30 pm
PDX
-
BIS
7h 37m1 stop
$339Delta
Thu, Jan 29 - Sun, Feb 1
United Airlines Logo
5:10 pm - 9:22 pm
BIS
-
GEG
6h 12m1 stop
United Airlines Logo
5:00 am - 12:51 pm
GEG
-
BIS
5h 51m1 stop
$339United Airlines
Tue, Jan 20 - Sat, Jan 24
United Airlines Logo
5:30 am - 3:44 pm
BIS
-
SEA
12h 14m2 stops
United Airlines Logo
5:00 am - 12:51 pm
SEA
-
BIS
5h 51m1 stop
$340United Airlines
Tue, Jan 6 - Sat, Jan 10
United Airlines Logo
5:10 pm - 9:12 pm
BIS
-
PDX
6h 02m1 stop
United Airlines Logo
5:00 am - 12:51 pm
PDX
-
BIS
5h 51m1 stop
$351United Airlines
Wed, Jan 21 - Sat, Jan 24
Delta Logo
11:21 am - 5:35 pm
BIS
-
PDX
8h 14m1 stop
Delta Logo
6:00 am - 4:34 pm
PDX
-
BIS
8h 34m1 stop
$353Delta
Thu, Jan 29 - Sun, Feb 1
Delta Logo
1:30 pm - 8:30 pm
BIS
-
PDX
9h 00m1 stop
Delta Logo
12:30 am - 10:29 am
PDX
-
BIS
7h 59m1 stop
$369Delta
Thu, Mar 5 - Thu, Mar 12
Multiple Airlines Logo
11:34 am - 8:20 pm
BIS
-
SEA
10h 46m1 stop
Multiple Airlines Logo
10:08 pm - 10:46 am
SEA
-
BIS
34h 38m2 stops
$387Multiple Airlines
Thu, Mar 26 - Tue, Mar 31

United Airlines flights from Bismarck to State of Washington

Our best United Airlines deals on Bismarck to State of Washington flight tickets
United Airlines
Jan 6
BIS5:10 pmBismarck
6h 12m
1 stop
GEG9:22 pmSpokane
Jan 10
GEG5:00 amSpokane
5h 51m
1 stop
BIS12:51 pmBismarck
$279
Find similar
United Airlines
Jan 6
BIS9:00 amBismarck
6h 57m
1 stop
SEA1:57 pmSeattle/Tacoma Intl
Jan 10
SEA5:00 amSeattle/Tacoma Intl
5h 51m
1 stop
BIS12:51 pmBismarck
$309
Find similar
United Airlines
Mar 26
BIS1:44 pmBismarck
6h 20m
1 stop
SEA6:04 pmSeattle/Tacoma Intl
Mar 31
SEA8:55 amSeattle/Tacoma Intl
5h 28m
1 stop
BIS4:23 pmBismarck
$323
Find similar

American Airlines flights from Bismarck to State of Washington

Our best American Airlines deals on Bismarck to State of Washington flight tickets
American Airlines
Mar 26
BIS6:05 amBismarck
13h 44m
2 stops
SEA5:49 pmSeattle/Tacoma Intl
Mar 31
SEA11:22 amSeattle/Tacoma Intl
10h 33m
2 stops
BIS11:55 pmBismarck
$849
Find similar
American Airlines
Dec 26
BIS6:00 amBismarck
13h 11m
2 stops
PDX5:11 pmPortland
Dec 28
PDX8:35 amPortland
12h 26m
2 stops
BIS11:01 pmBismarck
$1,237
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Bismarck to State of 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, momondo users made 832,500 searches. Data last updated December 23, 2025.
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

BismarckSpokane

BIS - GEG

BISGEG

Bismarck

Tue 1/6

5:10 pm-9:22 pm

1 stop6h 12m

Spokane

Sat 1/10

5:00 am-12:51 pm

1 stop5h 51m

$279

BismarckSeattle

BIS - SEA

BISSEA

Bismarck

Tue 1/6

9:00 am-1:57 pm

1 stop6h 57m

Seattle/Tacoma Intl

Sat 1/10

5:00 am-12:51 pm

1 stop5h 51m

$309

BismarckSeattle

BIS - SEA

BISSEA

Bismarck

Thu 3/26

1:44 pm-6:04 pm

1 stop6h 20m

Seattle/Tacoma Intl

Tue 3/31

8:55 am-4:23 pm

1 stop5h 28m

$323

BismarckPortland

BIS - PDX

BISPDX

Bismarck

Thu 1/29

11:21 am-5:35 pm

1 stop8h 14m

Portland

Sun 2/1

1:53 pm-11:30 pm

1 stop7h 37m

$339

BismarckSpokane

BIS - GEG

BISGEG

Bismarck

Tue 1/20

5:10 pm-9:22 pm

1 stop6h 12m

Spokane

Sat 1/24

5:00 am-12:51 pm

1 stop5h 51m

$339

BismarckSeattle

BIS - SEA

BISSEA

Bismarck

Tue 1/6

5:30 am-3:44 pm

2 stops12h 14m

Seattle/Tacoma Intl

Sat 1/10

5:00 am-12:51 pm

1 stop5h 51m

$340

BismarckPortland

BIS - PDX

BISPDX

Bismarck

Wed 1/21

5:10 pm-9:12 pm

1 stop6h 02m

Portland

Sat 1/24

5:00 am-12:51 pm

1 stop5h 51m

$351

BismarckPortland

BIS - PDX

BISPDX

Bismarck

Thu 1/29

11:21 am-5:35 pm

1 stop8h 14m

Portland

Sun 2/1

6:00 am-4:34 pm

1 stop8h 34m

$353

BismarckPortland

BIS - PDX

BISPDX

Bismarck

Thu 3/5

1:30 pm-8:30 pm

1 stop9h 00m

Portland

Thu 3/12

12:30 am-10:29 am

1 stop7h 59m

$369

BismarckSeattle

BIS - SEA

BISSEA

Bismarck

Thu 3/26

11:34 am-8:20 pm

1 stop10h 46m

Seattle/Tacoma Intl

Tue 3/31

10:08 pm-10:46 am

2 stops34h 38m

$387

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington from

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

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

The month of February is, on average, the cheapest month to fly to State of Washington from Bismarck, with most prices found around $286. If you aren’t able to travel to State of Washington during the month of February, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $364.

What is the cheapest day to depart on your flight to State of Washington?

The cheapest day to depart from Bismarck to State of Washington is on a Monday. Travelers who choose to depart for State of Washington on a Monday will often find tickets for as low as $575. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Bismarck to State of Washington for around $765.

What is the cheapest time of day to depart on your flight to State of Washington?

The cheapest time of day to fly to State of Washington is at noon when flights can be purchased for as low as $578. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $692 on average. Flights to State of Washington from Bismarck in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

You could potentially save up to 62% 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

6h 02m

Direct flights

None
The fastest flight from Bismarck to State of Washington takes 6h 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

  • 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?

  • 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 AirlinesPriceFrom $248Free CancellationRating
7.4
9,106 reviews
Search United Airlines flights
DeltaPriceFrom $248Free CancellationRating
7.9
8,014 reviews
Search Delta 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.

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