App
Customer Support
GBP
Find Bookings
Trip.com
>
Cheap Flights
>
United States
>
KLM
>
KLM Flights to Seattle (SEA)
Worldwide Coverage
Worldwide Coverage
Flights to over 5,000 cities
One-stop Service Guarantee
One-stop Service Guarantee
Price guaranteed upon confirmed payment, booking guaranteed once tickets issued
Secure Payment
Secure Payment
Convenient & reliable booking and payment system
KL

KLM Flights to Seattle

  • One way
  • Round-trip
      • Cheapest nonstop
        AMS10:20
        10h 25m
        Nonstop
        SEA11:45
        KLM|Amsterdam - Seattle|Sun, Apr 6
        £1,294£1,755
        26% OFF
        26% OFF
        £1,755£1,294

        Choose KLM flights from Amsterdam to Seattle. The one-way direct flight with KLM departs from Schiphol Airport on Sun, Apr 6, arriving at Seattle-Tacoma International Airport. One-way Prices start from £1,294 including taxes and charges.

      • LHR13:25
        10h 20m
        Nonstop
        SEA15:45
        KLM|London - Seattle|Wed, May 28
        £1,334£1,755
        24% OFF
        24% OFF
        £1,755£1,334

        Choose KLM flights from London to Seattle. The one-way direct flight with KLM departs from Heathrow Airport on Wed, May 28, arriving at Seattle-Tacoma International Airport. One-way Prices start from £1,334 including taxes and charges.

      • OSL09:20
        15h 40m
        1 stop
        SEA16:00
        KLM|Oslo - Seattle|Tue, Apr 8
        £440£1,755
        75% OFF
        75% OFF
        £1,755£440

        Choose KLM flights from Oslo to Seattle. The one-way connecting flight with KLM departs from Oslo Airport on Tue, Apr 8, arriving at Seattle-Tacoma International Airport. One-way Prices start from £440 including taxes and charges.

      • TRD06:15
        14h 25m
        1 stop
        SEA12:40
        KLM|Trondheim - Seattle|Wed, Mar 26
        £451
        £451

        Choose KLM flights from Trondheim to Seattle. The one-way connecting flight with KLM departs from Trondheim Vaernes Airport on Wed, Mar 26, arriving at Seattle-Tacoma International Airport. One-way Prices start from £451 including taxes and charges.

      • ARN06:30
        14h 15m
        1 stop
        SEA11:45
        KLM|Stockholm - Seattle|Sun, Apr 6
        £453
        £453

        Choose KLM flights from Stockholm to Seattle. The one-way connecting flight with KLM departs from Stockholm-Arlanda Airport on Sun, Apr 6, arriving at Seattle-Tacoma International Airport. One-way Prices start from £453 including taxes and charges.

      • MAN14:00
        27h 15m
        1 stop
        SEA10:15
        KLM|Manchester - Seattle|Wed, Mar 19
        £458
        £458

        Choose KLM flights from Manchester to Seattle. The one-way connecting flight with KLM departs from Manchester Airport on Wed, Mar 19, arriving at Seattle-Tacoma International Airport. One-way Prices start from £458 including taxes and charges.

      • IST17:05
        28h 35m
        1 stop
        SEA11:40
        KLM|Istanbul - Seattle|Fri, May 2
        £473
        £473

        Choose KLM flights from Istanbul to Seattle. The one-way connecting flight with KLM departs from Istanbul Airport on Fri, May 2, arriving at Seattle-Tacoma International Airport. One-way Prices start from £473 including taxes and charges.

      • BOM02:25
        22h 45m
        1 stop
        SEA12:40
        KLM|Mumbai - Seattle|Mon, Mar 24
        £487
        £487

        Choose KLM flights from Mumbai to Seattle. The one-way connecting flight with KLM departs from Chhatrapati Shivaji Airport on Mon, Mar 24, arriving at Seattle-Tacoma International Airport. One-way Prices start from £487 including taxes and charges.

      • FCO08:20
        19h 5m
        1 stop
        SEA19:25
        KLM|Rome - Seattle|Wed, Mar 19
        £502
        £502

        Choose KLM flights from Rome to Seattle. The one-way connecting flight with KLM departs from Leonardo da Vinci–Fiumicino Airport on Wed, Mar 19, arriving at Seattle-Tacoma International Airport. One-way Prices start from £502 including taxes and charges.

      • BUD06:20
        18h 40m
        1 stop
        SEA16:00
        KLM|Budapest - Seattle|Tue, Apr 29
        £528
        £528

        Choose KLM flights from Budapest to Seattle. The one-way connecting flight with KLM departs from Liszt Ferenc International Airport on Tue, Apr 29, arriving at Seattle-Tacoma International Airport. One-way Prices start from £528 including taxes and charges.

      • SHA1:00 PM
        3h 5m
        Nonstop
        SEA2:00 PM
        KLM|Shanghai - Seattle|Mon, Mar 24
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

When is the cheapest time to fly to Seattle with KLM?

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

There is 1 airport in Seattle. Find the most suitable KLM flights to Seattle.

  • 0.7 km from central Seattle
    Seattle-Tacoma International Airport
    Tickets From
    £342

About KLM Royal Dutch Airlines

Airline Name
KLM Royal Dutch Airlines
Airline Code
KL
Airline Type
Full Service Carrier (FSC)
Airline Alliance
SkyTeam
Popular Countries KLM Royal Dutch Airlines Flies to:
Germany, Netherlands and United Kingdom
Popular KLM Royal Dutch Airlines Arrival Cities
Popular KLM Royal Dutch Airlines Departure Cities
Based on Trip.com Historical Data

KLM Flights to Seattle - FAQ

  • Does KLM have baggage allowance?

    0-1 pieces of luggage are usually permitted for each economy class passenger traveling with KLM (KL). This information can vary depending on your flight, so be sure to check your itinerary.

  • How long is the flights to Seattle?

    • Approx. 11 hours 32 minutes to fly from London to Seattle.
    • Approx. 6 hours 21 minutes to fly from New York to Seattle.
    • Approx. 2 hours 8 minutes to fly from Calgary to Seattle.
    • Approx. 2 hours 46 minutes to fly from Las Vegas to Seattle.

  • How to get cheapest flights to Seattle?

    You can book cheaper flights in the following ways:
    • Search for tickets to a city or airport near Seattle.
    • Look up different airlines that have flights to Seattle.
    • Browse different departure dates from the same month.
    • Filter for different departure times from the same day.
    • Check for discount information on various social media sites.
    • Explore deals and discounts on airline websites.

  • What is the most popular month to visit Seattle?

    Understanding peak and off travel seasons to Seattle can help you arrange your travel plans accordingly. The most popular month to visit Seattle is March. The average price of flight tickets to Seattle in March is £848.

  • When are flight to Seattle cheapest?

    Flight tickets to Seattle are the cheapest in June compared to other months, the average price is £574.

  • What are the major airports in Seattle?

  • What is the transportation method from the main airport to downtown in Seattle?

    • The distance from Seattle-Tacoma International Airport to downtown is about 17km, by taxi about 30 minutes.

Contact Us

About

Other Services

Payment Methods
Our Partners
Copyright © 2025 Trip.com Travel Singapore Pte. Ltd. All rights reserved
Site Operator: Trip.com Travel Singapore Pte. Ltd.