Cheap Flights from Bismarck to Seattle

Compare Bismarck to Seattle flight deals

Find the cheapest month or even day of the year to fly to Seattle

Book the best Seattle fare with no extra fees

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.

Seattle.SAR 676 per passenger.Departing Wed, 10 Dec.One-way flight with Allegiant Air.Outbound indirect flight with Allegiant Air, departs from Bismarck on Wed, 10 Dec, arriving in Seattle / Tacoma International.Price includes taxes and charges.From SAR 676, select.

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 December.

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Alternative Bismarck to Seattle routes

Looking for the cheapest, fastest or easiest route from Bismarck to Seattle? You could fly into the following airports instead.

Bismarck to Seattle: Flight information

The things to know before you go.

Cheapest flight found	SAR 676
Cheapest month to fly	December

Finding cheap flights from Bismarck to Seattle: Frequently asked questions

How many airports are there in Seattle?

There are 4 airports in Seattle: Seattle Lake Union SPB, Seattle Boeing Fld, Seattle / Tacoma International, and Paine Field.

How much are return flights from Bismarck to Seattle?

The best price we found for a return flight from Bismarck to Seattle is SAR 1,070. 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.

Which airlines fly direct from Bismarck to Seattle?

Currently, there are no airlines that fly direct from Bismarck to Seattle. But we found flights with one or more stops from SAR 1,070.

How many flights are there a week from Bismarck to Seattle?

As of October 2025, there are no flights flying from Bismarck to Seattle.

When is the cheapest time to fly from Bismarck to Seattle?

The cheapest month to fly from Bismarck to Seattle is usually October.

Which is the cheapest airport to fly into in Seattle?

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 SAR 1,070.

Which upcoming date is cheapest to fly from Bismarck Airport to Seattle on?

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 October 2025.

Can I get a direct flight from Bismarck Airport to Seattle?

No airlines currently offer direct flights between Bismarck Airport and Seattle. Most routes have one or more stops.

How can I get the best flight deal from Bismarck Airport to Seattle?

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.

When is the best time to book flights to Seattle?

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.

What’s the weather like in Seattle?

In October, the average temperature is usually around 10°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.

Which is the cheapest airline to fly from Bismarck Airport to Seattle with?

Currently, United offers the cheapest flight tickets to Seattle.

How to find cheap flights to Seattle from Bismarck

Looking for cheap tickets from Bismarck to Seattle? Here are a few tips on how to secure the best flight price and make your journey as smooth as possible.

Simply hit 'search'. From British Airways to international carriers like Emirates, we compare all major airlines along with the most popular online travel agents to find the cheapest plane tickets from Bismarck to Seattle. And with us there are no hidden fees - what you see is what you pay.
Compare flight deals to Seattle from Bismarck from over 1,000 providers. Then choose the cheapest or fastest plane tickets.
Flex your dates to find the best Bismarck-Seattle ticket prices. If you are flexible when it comes to your travel dates, use Skyscanner's 'Whole month' tool to find the cheapest month, and even day to fly to Seattle from Bismarck.
Set up a Price Alert. You can easily track the fare of your cheap Bismarck-Seattle flights by creating an alert. Whenever prices go down or up, you'll get an email or push notification to help make sure you get the best possible flight deal.
Fly without stops. Only interested in direct flights between Bismarck and Seattle? Make sure to tick 'Direct flights only' when performing a search. If there are direct flights available on the route, these will appear in the results.
Find the cheapest Business class flights from Bismarck and Seattle. We scour the internet for the best Business, Premium Economy and First Class flight fares to Seattle, too. Check the difference in price as you search – you might just chance upon a last-minute low fare. Note that not all cabin classes are available for every destination or airline.
Include nearby airports in your search. Widen your search for Bismarck to Seattle flight deals by selecting the "add nearby airports" option. This will allow you to see flight prices for all the nearest airports at your departure point and your destination and could help you save next time you travel.

Combine your flight to Seattle from Bismarck with hotels and car hire

Once you've secured your cheap flight ticket from Bismarck to Seattle, discover the best prices and exclusive rates for hotels in Seattle or nearby. You can also compare hundreds of car hire companies in one go so that you get the best car hire price for your trip.