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CA $432 Cheap Flights from Seattle (SEA) to Bismarck (BIS)

View CA $432 flight on Fri, Sep 11, 2026Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Bismarck, ND (BIS-Bismarck Municipal)

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Cheap flights from Seattle (SEA) to Bismarck (BIS)

Prices were available within the past 7 days and start at CA $432 for one-way flights and CA $449 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, Sep 19 - Tue, Sep 22
SEA
Seattle
BIS
Bismarck
CA $449 Roundtrip, found 3 days ago
CA $449
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, Sep 19 from Seattle to Bismarck, returning Tue, Sep 22, priced at CA $449 found 3 days ago
Delta
Tue, Sep 15 - Tue, Sep 22
SEA
Seattle
BIS
Bismarck
CA $490 Roundtrip, found 3 days ago
CA $490
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Sep 15 from Seattle to Bismarck, returning Tue, Sep 22, priced at CA $490 found 3 days ago
Delta
Sat, Sep 5 - Thu, Dec 17
SEA
Seattle
BIS
Bismarck
CA $495 Roundtrip, found 3 days ago
CA $495
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, Sep 5 from Seattle to Bismarck, returning Thu, Dec 17, priced at CA $495 found 3 days ago
Delta
Sat, Sep 5 - Wed, Dec 16
SEA
Seattle
BIS
Bismarck
CA $528 Roundtrip, found 6 days ago
CA $528
Roundtrip
found 6 days ago
Select Delta flight, departing Sat, Sep 5 from Seattle to Bismarck, returning Wed, Dec 16, priced at CA $528 found 6 days ago
United
Tue, Sep 15 - Sat, Sep 19
SEA
Seattle
BIS
Bismarck
CA $582 Roundtrip, found 3 days ago
CA $582
Roundtrip
found 3 days ago
Select United flight, departing Tue, Sep 15 from Seattle to Bismarck, returning Sat, Sep 19, priced at CA $582 found 3 days ago
Delta
Fri, Sep 18 - Tue, Sep 22
SEA
Seattle
BIS
Bismarck
CA $592 Roundtrip, found 3 days ago
CA $592
Roundtrip
found 3 days ago
Select Delta flight, departing Fri, Sep 18 from Seattle to Bismarck, returning Tue, Sep 22, priced at CA $592 found 3 days ago
Delta
Sat, Sep 19 - Mon, Sep 21
SEA
Seattle
BIS
Bismarck
CA $616 Roundtrip, found 3 days ago
CA $616
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, Sep 19 from Seattle to Bismarck, returning Mon, Sep 21, priced at CA $616 found 3 days ago
Delta
Sat, Sep 5 - Thu, Dec 17
SEA
Seattle
BIS
Bismarck
CA $621 Roundtrip, found 3 days ago
CA $621
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, Sep 5 from Seattle to Bismarck, returning Thu, Dec 17, priced at CA $621 found 3 days ago
United
Wed, Sep 16 - Wed, Sep 23
SEA
Seattle
BIS
Bismarck
CA $654 Roundtrip, found 3 days ago
CA $654
Roundtrip
found 3 days ago
Select United flight, departing Wed, Sep 16 from Seattle to Bismarck, returning Wed, Sep 23, priced at CA $654 found 3 days ago
American Airlines
Wed, Sep 16 - Tue, Sep 22
SEA
Seattle
BIS
Bismarck
CA $690 Roundtrip, found 3 days ago
CA $690
Roundtrip
found 3 days ago
Select American Airlines flight, departing Wed, Sep 16 from Seattle to Bismarck, returning Tue, Sep 22, priced at CA $690 found 3 days ago

Find the cheapest month to fly from Seattle (SEA) to Bismarck (BIS)

January is typically the cheapest month to fly

From CA $355 - CA $767 per traveller.

Frequently asked questions

How much does a flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Bismarck, ND (BIS-Bismarck Municipal) cost?
You can find cheap one-way flights from CA $432 and cheap return flights from CA $449 SEA to BIS with Expedia. Return flights often range between CA$576 and CA$1631. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when SEA to BIS ticket fares go up or down.
What is the cheapest month to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Bismarck, ND (BIS-Bismarck Municipal)?
April is typically the cheapest month to fly from Seattle - Tacoma Intl. (SEA) to Bismarck Municipal (BIS), with average return fares around CA$511. April often sees lower prices as it falls outside of peak holiday travel seasons, when demand tends to be lower. Other cheap months to fly from Seattle - Tacoma Intl. (SEA) to Bismarck Municipal (BIS) include January and October.
Which airlines fly direct from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Bismarck, ND (BIS-Bismarck Municipal)?
Enter SEA to BIS and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Bismarck, ND (BIS-Bismarck Municipal)?
American Airlines is one of the cheapest airlines offering connecting return flights from Seattle - Tacoma Intl. (SEA) to Bismarck Municipal (BIS), with prices starting from around CA$492 for flights that can be booked for departure within the next year. These prices are per adult, for economy/coach class. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
How do I find cheap flights from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Bismarck, ND (BIS-Bismarck Municipal)?
To find a cheap flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Bismarck, ND (BIS-Bismarck Municipal), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Bismarck, ND (BIS-Bismarck Municipal)?
The best time to fly from Seattle - Tacoma Intl. (SEA) to Bismarck Municipal (BIS) is typically April. This month offers a great balance—it's one of the cheapest times to fly, with return flights averaging around CA$511, and it's also a popular time to travel, meaning you'll have plenty of flight options to choose from. If you're flexible, April gives you both affordable fares and excellent flight schedules to work with.
How many flights per day from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Bismarck, ND (BIS-Bismarck Municipal)?
There are approximately 33 connecting flights per day from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Bismarck, ND (BIS-Bismarck Municipal). Some common connection points include Denver Intl. (DEN), Minneapolis - St. Paul Intl. (MSP), and San Francisco Intl. (SFO).
What is the earliest flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Bismarck, ND (BIS-Bismarck Municipal)?
The earliest flight from Seattle - Tacoma Intl. (SEA) to Bismarck Municipal (BIS) typically departs around 12:05 AM local time. This flight is operated by American Airlines. This is a seasonal service, active in June. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Bismarck, ND (BIS-Bismarck Municipal)?
You'll typically find the most flights from Seattle - Tacoma Intl. (SEA) to Bismarck Municipal (BIS) on a Friday, with around 19 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include United, Delta, and American Airlines. Friday offers notably more flight options compared to other days of the week, making it a great day to consider for your trip.
What are the most popular departure times for flights from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Bismarck, ND (BIS-Bismarck Municipal)?
The most popular departure times for flights from Seattle - Tacoma Intl. (SEA) to Bismarck Municipal (BIS) are in the early morning, from 6am to 9am. Many major carriers, including United, Delta and American Airlines, offer flights during this window. Many travelers prefer this time as it allows for an early start to their journey, often arriving at their destination with plenty of time left in the day.
How long does it take to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Bismarck, ND (BIS-Bismarck Municipal)?
There are no nonstop flights from Seattle - Tacoma Intl. (SEA) to Bismarck Municipal (BIS). For flights with one stop, you can expect the journey to take around 6 hours. If your flight has two or more stops, the travel time will typically be longer, averaging about 11 hours 30 minutes. The distance between these two airports is approximately 1,627 kilometers. Keep in mind that actual flight times can vary due to factors like layover duration, routing, and weather conditions.
Can you fly business or first class from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Bismarck, ND (BIS-Bismarck Municipal)?
You can fly business class or first class between SEA and BIS. You can fly business class with Delta.First class cabins are available on United, Delta, and American Airlines.
How do I earn miles on a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Bismarck, ND (BIS-Bismarck Municipal) flight with Expedia?
It's easy to earn miles on a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Bismarck, ND (BIS-Bismarck Municipal) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Bismarck, ND (BIS) from Seattle, WA (SEA)?
If you're planning to travel to Bismarck from Seattle - Tacoma Intl. (SEA), you can fly directly into Bismarck Municipal (BIS) which offers domestic flights and connections. Some flights may connect through major hubs like San Francisco Intl. (SFO), Los Angeles Intl. (LAX), or Sky Harbor Intl. (PHX) before reaching Bismarck. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Bismarck, ND (BIS-Bismarck Municipal) at the last minute?
Typically, booking a last minute flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Bismarck, ND (BIS-Bismarck Municipal) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Bismarck, ND (BIS-Bismarck Municipal) flight and hotel package?
Securing a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Bismarck, ND (BIS-Bismarck Municipal) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Bismarck, ND (BIS-Bismarck Municipal)?
If you booked your Seattle, WA (SEA-Seattle - Tacoma Intl.) to Bismarck, ND (BIS-Bismarck Municipal) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Bismarck Municipal
Roundtrip price
CA $449
Distance
1617 km

Book with confidence

Seattle to Bismarck Flights

The easy way to book your flights from Seattle to Bismarck 

With Expedia, it’s simple to find and book flights to Bismarck from Seattle whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Bismarck Municipal, too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Seattle to Bismarck today, tomorrow, or this week.  

 

Save dollars with cheap flights from Seattle - Tacoma Intl., SEA to Bismarck Municipal, BIS 

Sort your search results by price to find great deals on your flight from Seattle to Bismarck—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Bismarck from Seattle currently is just CA $449 rising to CA $690.  

Here are more money-saving tips: 

  • Fly in September when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Bismarck  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Bismarck from Seattle 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Bismarck with Expedia today.

Seattle to Bismarck Flights

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