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Flights from Cardiff to Seattle
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Flights from Cardiff to Seattle Starting at £2,285

Discover our range of affordable one-way and round-trip flights from Cardiff to Seattle and kick-start your next adventure today!

  • One way
  • Round-trip
      • CWL10:20
        33h 26m
        1 stop
        SEA11:46
        Wed, Feb 26|Cardiff - Seattle|Air France
        £2,285£3,429
        33% OFF
        33% OFF
        £3,429£2,285

        Choose Air France flights from Cardiff to Seattle. The one-way connecting flight with Air France departs from Cardiff Airport on Wed, Feb 26, arriving at Seattle-Tacoma International Airport. One-way Prices start from £2,285 including taxes and charges.

      • CWL10:20
        33h 31m
        1 stop
        SEA11:51
        Mon, Jan 27|Cardiff - Seattle|Delta Air Lines
        £2,304£3,429
        33% OFF
        33% OFF
        £3,429£2,304

        Choose Delta Air Lines flights from Cardiff to Seattle. The one-way connecting flight with Delta Air Lines departs from Cardiff Airport on Mon, Jan 27, arriving at Seattle-Tacoma International Airport. One-way Prices start from £2,304 including taxes and charges.

      • CWL10:20
        33h 31m
        1 stop
        SEA11:51
        Thu, Jan 30|Cardiff - Seattle|Virgin Atlantic
        £2,348£3,429
        32% OFF
        32% OFF
        £3,429£2,348

        Choose Virgin Atlantic flights from Cardiff to Seattle. The one-way connecting flight with Virgin Atlantic departs from Cardiff Airport on Thu, Jan 30, arriving at Seattle-Tacoma International Airport. One-way Prices start from £2,348 including taxes and charges.

      • CWL17:25
        26h 26m
        1 stop
        SEA11:51
        Sat, Jan 25|Cardiff - Seattle|Virgin Atlantic
        £2,469
        £2,469

        Choose Virgin Atlantic flights from Cardiff to Seattle. The one-way connecting flight with Virgin Atlantic departs from Cardiff Airport on Sat, Jan 25, arriving at Seattle-Tacoma International Airport. One-way Prices start from £2,469 including taxes and charges.

      • CWL17:25
        26h 26m
        1 stop
        SEA11:51
        Mon, Jan 27|Cardiff - Seattle|Virgin Atlantic
        £2,469
        £2,469

        Choose Virgin Atlantic flights from Cardiff to Seattle. The one-way connecting flight with Virgin Atlantic departs from Cardiff Airport on Mon, Jan 27, arriving at Seattle-Tacoma International Airport. One-way Prices start from £2,469 including taxes and charges.

      • CWL17:25
        26h 21m
        1 stop
        SEA11:46
        Sat, Feb 1|Cardiff - Seattle|Virgin Atlantic
        £2,469
        £2,469

        Choose Virgin Atlantic flights from Cardiff to Seattle. The one-way connecting flight with Virgin Atlantic departs from Cardiff Airport on Sat, Feb 1, arriving at Seattle-Tacoma International Airport. One-way Prices start from £2,469 including taxes and charges.

      • CWL17:25
        26h 21m
        1 stop
        SEA11:46
        Sun, Feb 2|Cardiff - Seattle|Virgin Atlantic
        £2,469
        £2,469

        Choose Virgin Atlantic flights from Cardiff to Seattle. The one-way connecting flight with Virgin Atlantic departs from Cardiff Airport on Sun, Feb 2, arriving at Seattle-Tacoma International Airport. One-way Prices start from £2,469 including taxes and charges.

      • CWL10:20
        33h 26m
        1 stop
        SEA11:46
        Mon, Feb 3|Cardiff - Seattle|Virgin Atlantic
        £2,469
        £2,469

        Choose Virgin Atlantic flights from Cardiff to Seattle. The one-way connecting flight with Virgin Atlantic departs from Cardiff Airport on Mon, Feb 3, arriving at Seattle-Tacoma International Airport. One-way Prices start from £2,469 including taxes and charges.

      • CWL01:00 pm
        3h 5m
        Nonstop
        SEA02:00 pm
        Fri, Jan 31|Cardiff - Seattle|Air France
        Find More Flights
        Find More Flights

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

Cardiff to Seattle flight time & flight schedules

Flight info.
Departure
Arrival
Weekly Schedule

  1. AF8342

    Air France

    09:45

    CWL

    1.3h

    12:05

    AMS

    SMTWTFS
    Search

  2. AF6698

    Air France

    13:25

    AMS

    8.0h

    15:25

    JFK

    SMTWTFS

  3. AF2348

    Air France

    18:50

    JFK

    6.6h

    22:25

    SEA

    SMTWTFS

  4. VS6959

    Virgin Atlantic

    09:50

    CWL

    1.3h

    12:05

    AMS

    SMTWTFS
    Search

  5. VS3956

    Virgin Atlantic

    12:55

    AMS

    9.2h

    15:05

    MSP

    SMTWTFS

  6. VS1563

    Virgin Atlantic

    14:20

    MSP

    3.9h

    16:11

    SEA

    SMTWTFS

  7. DL9488

    Delta Air Lines

    09:50

    CWL

    1.3h

    12:05

    AMS

    SMTWTFS
    Search

  8. DL137

    Delta Air Lines

    13:00

    AMS

    8.8h

    15:45

    DTW

    SMTWTFS

  9. DL565

    Delta Air Lines

    20:20

    DTW

    5.1h

    22:25

    SEA

    SMTWTFS

  10. VS6959

    Virgin Atlantic

    09:50

    CWL

    1.3h

    12:05

    AMS

    SMTWTFS
    Search

  11. VS7130

    Virgin Atlantic

    13:20

    AMS

    8.1h

    15:25

    JFK

    SMTWTFS

  12. VS3158

    Virgin Atlantic

    18:50

    JFK

    6.6h

    22:25

    SEA

    SMTWTFS

  13. DL9488

    Delta Air Lines

    09:50

    CWL

    1.3h

    12:05

    AMS

    SMTWTFS
    Search

  14. DL9348

    Delta Air Lines

    13:20

    AMS

    8.1h

    15:25

    JFK

    SMTWTFS

  15. DL688

    Delta Air Lines

    18:50

    JFK

    6.6h

    22:25

    SEA

    SMTWTFS

  16. VS6959

    Virgin Atlantic

    09:50

    CWL

    1.3h

    12:05

    AMS

    SMTWTFS
    Search

  17. VS3959

    Virgin Atlantic

    13:00

    AMS

    8.8h

    15:45

    DTW

    SMTWTFS

  18. VS1745

    Virgin Atlantic

    20:20

    DTW

    5.1h

    22:25

    SEA

    SMTWTFS

  19. KL1088

    KLM

    09:50

    CWL

    1.3h

    12:05

    AMS

    SMTWTFS
    Search

  20. KL6120

    KLM

    13:00

    AMS

    8.8h

    15:45

    DTW

    SMTWTFS

  21. KL5586

    KLM

    19:55

    DTW

    5.0h

    21:56

    SEA

    SMTWTFS

  22. KL1094

    KLM

    17:25

    CWL

    1.3h

    19:45

    AMS

    SMTWTFS
    Search

  23. KL1825

    KLM

    21:20

    AMS

    1.1h

    22:25

    FRA

    SMTWTFS

  24. DE2032

    Condor Airlines

    13:45

    FRA

    10.3h

    15:05

    SEA

    ---W-F-

  25. VS6962

    Virgin Atlantic

    17:25

    CWL

    1.3h

    19:45

    AMS

    SMTWTFS
    Search

  26. VS3944

    Virgin Atlantic

    10:20

    AMS

    10.4h

    11:45

    SEA

    SMTWTFS

  27. KL1094

    KLM

    17:25

    CWL

    1.3h

    19:45

    AMS

    SMTWTFS
    Search

  28. KL6033

    KLM

    10:20

    AMS

    10.4h

    11:45

    SEA

    SMTWTFS
Find more flights and airlines

Find the best time to fly from Cardiff to Seattle

These price trend charts carefully monitor and predict how flight prices from Cardiff to Seattle will change. Keep a close eye on them to understand when the best time to buy your tickets is.

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

FAQ

  • When are flight tickets from Cardiff (CWL) to Seattle (SEA) the cheapest?

    Airlines adjust prices for flights from Cardiff to Seattle based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much are flights from Cardiff (CWL) to Seattle (SEA) cost?

    According to Trip.com's data, the lowest price is around £1,994.

  • 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.

  • How many airports in Seattle (SEA)?

How to find a cheap flight from Cardiff to Seattle

If you don’t know some of the key things to look out for when buying flight tickets, prices can often end up sky high or, worse, sold out! We’ve carefully compiled our six most important steps to help ensure you’re getting the best deals when planning your next journey.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Information from Cardiff to Seattle

Cheapest direct flight price£2,284
Off-season travel monthNovember
Peak season for travelFebruary
Flight distance7,583.01km
Popular airlineAir France

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