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Keflavik International Airport to Seattle-Tacoma International Airport flight
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Cheap Flights from Keflavik International Airport to Seattle-Tacoma International Airport

Search for flights from Reykjavik to Seattle. Find affordable one-way or round-trip flights.

  • One way
  • Round-trip
sortSort by: Lowest Price
  • Sort by: Lowest Price
  • Sort by: Earliest Flight
      • KEF09:35
        17h 45m
        1 stop
        SEA20:20
        Reykjavik - Seattle|Sat, May 18|WestJet
        US$256US$411
        38% OFF
        38% OFF
        US$411US$256
      • KEF09:35
        28h 26m
        2 stops
        SEA07:01
        Reykjavik - Seattle|Tue, May 21|WestJet
        US$266US$411
        35% OFF
        35% OFF
        US$411US$266
      • KEF16:00
        25h 23m
        1 stop
        SEA10:23
        Reykjavik - Seattle|Fri, May 3|PLAY Airline
        US$280US$411
        32% OFF
        32% OFF
        US$411US$280
      • KEF09:35
        14h 46m
        1 stop
        SEA17:21
        Reykjavik - Seattle|Tue, Jun 25|WestJet
        US$288
        US$288
      • KEF09:35
        17h 46m
        1 stop
        SEA20:21
        Reykjavik - Seattle|Sat, Jun 15|WestJet
        US$289
        US$289
      • KEF09:35
        17h 46m
        1 stop
        SEA20:21
        Reykjavik - Seattle|Thu, Jun 20|WestJet
        US$290
        US$290
      • KEF09:35
        14h 46m
        1 stop
        SEA17:21
        Reykjavik - Seattle|Thu, Jul 11|WestJet
        US$295
        US$295
      • KEF09:35
        15h 5m
        2 stops
        SEA17:40
        Reykjavik - Seattle|Tue, May 28|WestJet
        US$295
        US$295
      • KEF16:00
        25h 23m
        1 stop
        SEA10:23
        Reykjavik - Seattle|Tue, May 7|PLAY Airline
        US$297
        US$297
      • KEF16:00
        25h 23m
        1 stop
        SEA10:23
        Reykjavik - Seattle|Mon, May 13|PLAY Airline
        US$304
        US$304
      • KEF13:00
        3h 5m
        Direct
        SEA14:00
        Reykjavik - Seattle|Tue, May 7|WestJet
        Find More Flights
        Find More Flights

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

Selected Airlines from Keflavik International Airport to Seattle-Tacoma International Airport

View airlines operating flights from Reykjavik to Seattle. Compare prices and find the airline that meets your travel needs to enjoy a comfortable journey.

WestJet
From US$256
PLAY Airline
From US$280
Icelandair
From US$384
British Airways
From US$637
Finnair
From US$640
Iberia
From US$726
Air Canada
From US$760
United Airlines
From US$776
Virgin Atlantic
From US$784
Lufthansa
From US$801
ANA airlines
Find more flights and airlines
Flight Schedule from Keflavik International Airport to Seattle-Tacoma International Airport

Check on the flight schedule from Reykjavik to Seattle to find the flight that matches your travel plan.

Flight info.
Departure
Arrival
Weekly Schedule

  1. OG141

    PLAY Airline

    15:00

    KEF

    6.7h

    17:40

    IAD

    S-TWTFS
    Search

  2. AS499

    Alaska Airlines

    07:02

    IAD

    5.7h

    09:44

    SEA

    SMTWTFS

  3. OG111

    PLAY Airline

    15:50

    KEF

    6.2h

    18:00

    BOS

    SM-WTFS
    Search

  4. SY252

    Sun Country Airlines

    11:26

    BOS

    3.2h

    13:38

    MSP

    S--W--S

  5. SY285

    Sun Country Airlines

    15:07

    MSP

    3.9h

    16:59

    SEA

    S-TWT-S

  6. OG111

    PLAY Airline

    15:50

    KEF

    6.2h

    18:00

    BOS

    SM-WTFS
    Search

  7. AS317

    Alaska Airlines

    19:59

    BOS

    6.2h

    23:13

    SEA

    S--WTFS

  8. OG121

    PLAY Airline

    16:00

    KEF

    6.1h

    18:05

    SWF

    SMTWTFS
    Search

  9. AS281

    Alaska Airlines

    16:00

    EWR

    6.2h

    19:10

    SEA

    SMTWTFS

  10. OG121

    PLAY Airline

    16:00

    KEF

    6.1h

    18:05

    SWF

    SMTWTFS
    Search

  11. SY234

    Sun Country Airlines

    11:29

    EWR

    3.0h

    13:31

    MSP

    S--W--S

  12. SY285

    Sun Country Airlines

    15:07

    MSP

    3.9h

    16:59

    SEA

    S-TWT-S

  13. OG121

    PLAY Airline

    16:00

    KEF

    6.1h

    18:05

    SWF

    SMTWTFS
    Search

  14. AS035

    Alaska Airlines

    09:00

    JFK

    5.7h

    11:44

    SAN

    SMTWTFS

  15. AS1137

    Alaska Airlines

    12:55

    SAN

    3.0h

    15:52

    SEA

    SMTWTFS

  16. OG121

    PLAY Airline

    16:00

    KEF

    6.1h

    18:05

    SWF

    SMTWTFS
    Search

  17. AS023

    Alaska Airlines

    11:45

    JFK

    6.2h

    14:55

    SEA

    SMTWTFS

  18. OG121

    PLAY Airline

    16:00

    KEF

    6.1h

    18:05

    SWF

    SMTWTFS
    Search

  19. AS031

    Alaska Airlines

    07:30

    JFK

    6.2h

    10:40

    SEA

    SMTWTFS

  20. OG121

    PLAY Airline

    16:00

    KEF

    6.1h

    18:05

    SWF

    SMTWTFS
    Search

  21. AS299

    Alaska Airlines

    07:30

    EWR

    6.0h

    10:33

    SEA

    SMTWTFS

  22. FI681

    Icelandair

    16:50

    KEF

    7.8h

    Direct

    17:40

    SEA

    SMTWTFS
    Search
Find more flights and airlines

Keflavik International Airport to Seattle-Tacoma International Airport Flights Info

Flight distance5,816.49km
Cheapest one-way ticket price$255
Cheapest return ticket price$580

FAQs for Keflavik International Airport to Seattle-Tacoma International Airport Flights

  • How long is a flight from Keflavik International Airport to Seattle-Tacoma International Airport?

    It takes around 7 hours 50 minutes to fly from Keflavik International Airport (KEF) to Seattle-Tacoma International Airport (SEA).

  • How many daily flights are there from Keflavik International Airport (KEF) to Seattle-Tacoma International Airport (SEA)?

    There are around 3 daily flights from Keflavik International Airport (KEF) to Seattle-Tacoma International Airport (SEA).

  • When are flight tickets from Keflavik International Airport (KEF) to Seattle-Tacoma International Airport (SEA) the cheapest?

    Tickets cost around $483 in June, making it the cheapest month to book. Keflavik International Airport (KEF) to Seattle-Tacoma International Airport (SEA) is a popular route, so don't forget to book your tickets in advance.

  • When are flight tickets from Keflavik International Airport (KEF) to Seattle-Tacoma International Airport (SEA) most expensive?

    The route from Keflavik International Airport (KEF) to Seattle-Tacoma International Airport (SEA) is quite popular. Without considering departure times or holidays, tickets cost around $699 in May, the most expensive month to book this route.

  • What time does the latest flight from Keflavik International Airport to Seattle-Tacoma International Airport depart?

    The latest flight departs from Keflavik International Airport (KEF) at 19:45 and arrives in Seattle-Tacoma International Airport (SEA) at 20:35.

  • 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. It takes about 30 minutes by taxi.

  • Which airline operates the most direct flights from Keflavik International Airport (KEF) to Seattle-Tacoma International Airport (SEA)?

    Icelandair is a very popular airline operating an average of 370 flights per month.

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