SEA - BIS

$195 Find Cheap Flights from Seattle to Bismarck - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$341
Typical prices: $381-$589
Delta
Wed 12/5Sun 12/9
SEA - BIS • 1 stop
Cheapest one-way
$195
Typical prices: $310-$359
Multiple Airlines
Mon 10/22
SEA - BIS • 2 stops
When to travel
February
Cheapest • 19% price drop
July
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Dallas/Fort Worth (DFW)
Cheapest • Avg $421 (round-trip)
Denver Intl (DEN)
Shortest trip • 6h 10m (one-way)
Insights
Insights
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Flight Deals

Cheap Flights from Seattle to Bismarck (SEA-BIS)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Seattle to Bismarck

Sat, Dec 5 - Wed, Dec 9
Delta Logo
6:00 am - 4:40 pmSEA  Seattle/Tacoma Intl-BIS Bismarck
8h 40m1 stop Minneapolis St Paul
Delta Logo
3:45 pm - 8:49 pmBIS  Bismarck-SEA Seattle/Tacoma Intl
7h 04m1 stop Minneapolis St Paul
$341Delta
Fri, Oct 23 - Tue, Oct 27
Delta Logo
6:00 am - 2:38 pmSEA  Seattle/Tacoma Intl-BIS Bismarck
6h 38m1 stop Minneapolis St Paul
Delta Logo
5:00 am - 10:59 amBIS  Bismarck-SEA Seattle/Tacoma Intl
7h 59m1 stop Minneapolis St Paul
$345Delta
Wed, Nov 11 - Sun, Nov 15
United Airlines Logo
5:05 am - 12:27 pmSEA  Seattle/Tacoma Intl-BIS Bismarck
5h 22m1 stop Denver Intl
United Airlines Logo
5:02 pm - 11:15 pmBIS  Bismarck-SEA Seattle/Tacoma Intl
8h 13m1 stop Denver Intl
$345United Airlines
Sat, Nov 7 - Thu, Nov 12
United Airlines Logo
5:05 am - 12:27 pmSEA  Seattle/Tacoma Intl-BIS Bismarck
5h 22m1 stop Denver Intl
United Airlines Logo
5:50 am - 9:47 amBIS  Bismarck-SEA Seattle/Tacoma Intl
5h 57m1 stop Denver Intl
$345United Airlines
Fri, Oct 30 - Sat, Nov 7
United Airlines Logo
5:05 am - 12:27 pmSEA  Seattle/Tacoma Intl-BIS Bismarck
5h 22m1 stop Denver Intl
United Airlines Logo
5:50 am - 9:47 amBIS  Bismarck-SEA Seattle/Tacoma Intl
5h 57m1 stop Denver Intl
$345United Airlines
Fri, Oct 23 - Tue, Oct 27
Delta Logo
6:00 am - 2:38 pmSEA  Seattle/Tacoma Intl-BIS Bismarck
6h 38m1 stop Minneapolis St Paul
Delta Logo
5:39 pm - 11:59 pmBIS  Bismarck-SEA Seattle/Tacoma Intl
8h 20m1 stop Minneapolis St Paul
$345Delta
Wed, Oct 21 - Tue, Oct 27
Delta Logo
6:00 am - 2:38 pmSEA  Seattle/Tacoma Intl-BIS Bismarck
6h 38m1 stop Minneapolis St Paul
Delta Logo
5:00 am - 10:59 amBIS  Bismarck-SEA Seattle/Tacoma Intl
7h 59m1 stop Minneapolis St Paul
$345Delta
Thu, Oct 15 - Sun, Oct 18
Multiple Airlines Logo
10:03 am - 9:26 pmSEA  Seattle/Tacoma Intl-BIS Bismarck
9h 23m2 stops Ontario Las Vegas Harry Reid Intl
Multiple Airlines Logo
10:45 pm - 9:48 amBIS  Bismarck-SEA Seattle/Tacoma Intl
13h 03m1 stop Las Vegas Harry Reid Intl
$426Multiple Airlines
Thu, Oct 15 - Thu, Oct 22
Multiple Airlines Logo
10:03 am - 9:26 pmSEA  Seattle/Tacoma Intl-BIS Bismarck
9h 23m2 stops Ontario Las Vegas Harry Reid Intl
Multiple Airlines Logo
10:36 pm - 9:48 amBIS  Bismarck-SEA Seattle/Tacoma Intl
13h 12m1 stop Las Vegas Harry Reid Intl
$436Multiple Airlines
Thu, Oct 22 - Thu, Oct 29
Multiple Airlines Logo
10:03 am - 9:46 pmSEA  Seattle/Tacoma Intl-BIS Bismarck
9h 43m2 stops Ontario Las Vegas Harry Reid Intl
Multiple Airlines Logo
10:36 pm - 9:45 amBIS  Bismarck-SEA Seattle/Tacoma Intl
13h 09m1 stop Las Vegas Harry Reid Intl
$437Multiple Airlines
Booking Insights

Price, demand and travel trends for Seattle to Bismarck flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Seattle to Bismarck?

Round-trip flights from Seattle to Bismarck typically range from $381 to $589. The lowest price found in the past 5 days was $341, on Delta.

What's the cheapest day of the week to fly from Seattle to Bismarck?

Based on deals KAYAK users found in the last 12 months, Tuesday is the cheapest day of the week to fly from Seattle to Bismarck. It’s 24% cheaper than the average day, while Thursday is the most expensive, with prices 21% higher.

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Key details for Seattle to Bismarck flights

Low season

November

Cheapest flight

$195
One-way flight from Seattle to Bismarck

When to book flights from Seattle to Bismarck

Are your dates flexible? Find out the best times to travel from Seattle to Bismarck based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Seattle to Bismarck flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Seattle to Bismarck?

    Only Economy Class is available on flights from Seattle to Bismarck.

  • How long is a flight from Seattle to Bismarck?

    There are currently no nonstop flights available from Seattle to Bismarck. Flights with 1 layover take between 6h 10m and 9h 51m in total, depending on the connection.

  • Do I need a passport to fly from Seattle to Bismarck?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

  • How much should I expect to pay for a Seattle to Bismarck flight?

    Round-trip flights from Seattle to Bismarck range from $381 to $589, with an average of $467 over the past 12 months. Anything below $381 counts as a good deal.

  • Have flight prices from Seattle to Bismarck changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $341 to $2,056. That means the highest observed fare was about 6x higher than the lowest one.

  • How are flight prices from Seattle to Bismarck looking right now?

    One-way fares from Seattle to Bismarck are currently lower than usual. Average one-way flight prices are about $331, which is 5% below the typical average for this route.

  • Which airports can I use when flying from Seattle to Bismarck?

    Flights from Seattle to Bismarck usually depart from Seattle/Tacoma Intl (SEA) and arrive at Bismarck (BIS).

  • Which airports do connecting flights from Seattle to Bismarck pass through?

    One-stop flights from Seattle to Bismarck most commonly connect through:

    • Denver Intl (DEN) - 66% of one-stop connections
    • Minneapolis St Paul (MSP) - 29% of one-stop connections
    • Dallas/Fort Worth (DFW) - 2% of one-stop connections
    • Chicago O'Hare Intl (ORD) - 2% of one-stop connections

  • Can I save money by using flexible dates for flights from Seattle to Bismarck?

    Yes. Flexible dates can save you up to 38% on flights from Seattle to Bismarck. Tuesday is the cheapest departure day at $355 round-trip on average, while Thursday is the most expensive at $566, a difference of $211.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different layover airport from Seattle to Bismarck?

    Flying via Denver Intl (DEN) gives the shortest average 1-stop total travel time at 6h 10m, compared with 7h 30m via Minneapolis St Paul (MSP) and 8h 52m via Dallas/Fort Worth (DFW).

  • What is the time difference between Seattle and Bismarck?

    Bismarck is 2 hours ahead of Seattle (Central Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

Your guide to booking Seattle to Bismarck flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Tuesday departure and avoid flying on Thursday. On this route, Tuesday flights average $355, about $211 less than Thursday fares (37% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Seattle to Bismarck trip for February. Fares historically average $380 round-trip in that month - typically $325 less than the most expensive month, which is July (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Bismarck Airport.

    • Everspring Inn

More options for your flight from Seattle to Bismarck

Complete your trip to Bismarck with a hotel stay or car rental

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