229 € Cheap Flights from Bismarck to Seattle

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Flight deals from Bismarck to Seattle

Looking for a cheap last-minute deal or the best return flight from Bismarck to Seattle? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Bismarck to Seattle

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Bismarck to Seattle flights are currently cheapest in April.

Bismarck to Seattle: Flight information

The things to know before you go.
Cheapest flight found229 €
Cheapest month to flyApril

Finding cheap flights from Bismarck to Seattle: Frequently asked questions

There are 4 airports in Seattle: Seattle Lake Union SPB, Seattle Boeing Fld, Seattle / Tacoma International, and Paine Field.
The best price we found for a return flight from Bismarck to Seattle is 229 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Bismarck to Seattle. But we found flights with one or more stops from 229 €.
As of February 2026, there are no flights flying from Bismarck to Seattle.
The cheapest month to fly from Bismarck to Seattle is usually April.
If you're flying from Bismarck Airport, the cheapest airport near Seattle is Seattle / Tacoma International – which is 19.5 km away from the centre of Seattle. We've found flights into this airport from 229 €.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Bismarck Airport to Seattle on Tuesday, 21 April 2026.
No airlines currently offer direct flights between Bismarck Airport and Seattle. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Seattle but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Seattle is around 40 days in advance, so don’t leave your flight to the last minute.
In February, the average temperature is usually around 4°C. August is typically the warmest month in Seattle, when it usually averages around 23°C. You can expect the least rain in July. The coldest month is December, with temperatures averaging 0°C. The rainiest month is November.
Currently, United offers the cheapest flight tickets to Seattle.

Flying from Bismarck Airport (BIS) to Seattle: what you need to know

  • The timezone in Seattle is UTC-7. The city is two hours behind Bismarck, where Bismarck Airport is located.

  • Give yourself enough time to get on your BIS to Seattle flight. As a general rule, arrive at least two hours before international departures and an hour ahead for domestic flights.

  • If you're heading away during a bank holiday or another peak period, allow for even more time. A good general rule is two hours ahead of domestic flights and up to four hours before international departures. Queues at check-in and security will be longer.

  • Central Bismarck to BIS is around 3 kilometres. Depending on traffic conditions, it'll take about 10 minutes to reach there if you're catching a cab, ride-sharing or driving.

  • In search of a hotel close to BIS? If you've booked an early flight from Bismarck Airport to Seattle, these stays will put you moments from your departure gate:

  • 72.33% of flights departing from Bismarck Airport land at their destination on time.

  • You'll find BIS at 2301 University Drive Bldg 17.

How to find the cheapest flights from Bismarck Airport (BIS) to Seattle

  • The lowest price we've seen for a one-way Bismarck Airport to Seattle flight is 127 €. The cheapest price for a return flight is 229 €. Remember fares can change due to availability at the time of booking.

  • To find cheap flights from BIS to Seattle, book in advance. Airlines typically offer lower prices when flights are first released.

  • Finding cheap tickets from Bismarck Airport to Seattle is more likely if you're flexible with your trip dates. Try using the 'Whole month' search tool to get the best prices across every month and pick up a fantastic deal.

  • You don't need to check back constantly to see if fares have dropped when you set up a Price Alert. We'll let you know as soon as there's an extra saving on cheap flights from BIS to Seattle.

  • Save on your flight from Bismarck Airport to Seattle with the help of our filters. Choose your ideal departure time, duration and airlines, then sort the results by 'Cheapest' to see the best deals.

Airports in Seattle

Seattle-Tacoma International Airport (SEA)

  • Seattle-Tacoma International Airport (SEA) is around 23 kilometres from the centre of Seattle. If you're opting for a ride-share or a cab, the drive will take roughly 20 minutes.

  • It'll take around 55 minutes if you're travelling by public transport.

  • If you're coming in on a late flight from Bismarck Airport to Seattle, few things beat the convenience of staying near the terminal. Grab your suitcases from the carousel and then be showered and snoozing soon after at one of these hotels near SEA:

  • Pick up a Seattle-Tacoma International Airport rental car and discover Seattle and beyond with your own wheels. Thrifty, Europcar and Budget are leading providers to choose from here.

  • To get the lowest price, reserve your ride from Seattle-Tacoma International Airport about one week ahead of your flight from BIS to Seattle.

Lake Union Sea Plane Base Airport (LKE)

  • Lake Union Sea Plane Base Airport (LKE) is roughly 3 kilometres from the centre of Seattle. Once you've hopped off your flight from Bismarck Airport to Seattle, it'll take you around 10 minutes to get to the heart of the city in a cab or ride-share.

  • If you choose to travel on public transport, you'll reach the centre in 25 minutes or so.

  • Hang the 'Do not disturb' sign on your door and rest at a hotel near LKE. Here are a few options where you can put your feet up after your BIS to Seattle flight:

Best time to go to Seattle

  • Visit Seattle in peak season if you prefer a lively atmosphere, but remember that prices are usually higher. Alternatively, book flights from Bismarck Airport to Seattle during low season when prices are cheaper and it's less crowded.

  • Lock in a Bismarck Airport to Seattle plane ticket with a departure in August if you want to experience the city during its warmest month. Expect temperatures to range from 12ºC (54ºF) to 28ºC (82ºF).

  • If you'd rather travel in cooler conditions, look for a cheap ticket from BIS to Seattle in February when temperatures average between -1ºC (30ºF) and 11ºC (52ºF).

More about Seattle

  • Start your Seattle trip off on the right foot by choosing the ideal place to stay. As soon as you've booked your flight from Bismarck Airport to Seattle, check out our range of accommodation options including:

  • LMN Architects and Greyhound: Bus Station are just the start of the major attractions to put on your Seattle travel itinerary. Keep the momentum going by heading to Boeing Radiation Effects Lab.

Explore more of United States

  • You've visited Seattle, now it's time to discover more of United States. Journey about 241 kilometres south to Portland to tick off its must-visit sights. From Pioneer Courthouse Square to Portland Japanese Garden and Pittock Mansion, there's plenty to keep you on the go.

  • Around 370 kilometres east of Seattle, Spokane is another favourite stop in United States. Start your sightseeing at Manito Park, Northwest Museum of Arts & Culture and Spokane Falls.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.