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Seattle-Tacoma International Airport to Keflavík International Airport flight

Search for flights from Seattle to Reykjavik and check out affordable one-way and round-trip options.

      • Cheapest nonstop
        SEA 23:25
        7h 35m
        Direct
        KEF 14:00
        Seattle - Reykjavik | Thu, Jun 11 | Icelandair
        KEF 19:45
        7h 55m
        Direct
        SEA 20:40
        Reykjavik - Seattle | Thu, Jun 18 | Icelandair
        €369 €491
        25% off
        25% off
        €491 €369
      • SEA 15:40
        7h 35m
        Direct
        KEF 06:15
        Seattle - Reykjavik | Sun, May 31 | Icelandair
        KEF 10:40
        8h 5m
        Direct
        SEA 11:45
        Reykjavik - Seattle | Sun, Jun 7 | Icelandair
        €415 €491
        15% off
        15% off
        €491 €415
      • SEA 23:25
        7h 35m
        Direct
        KEF 14:00
        Seattle - Reykjavik | Fri, Jun 5 | Icelandair
        KEF 10:40
        8h 5m
        Direct
        SEA 11:45
        Reykjavik - Seattle | Thu, Jun 11 | Icelandair
        €417 €491
        15% off
        15% off
        €491 €417
      • SEA 18:30
        7h 30m
        Direct
        KEF 09:00
        Seattle - Reykjavik | Sun, May 31 | Alaska Airlines
        KEF 12:45
        7h 55m
        Direct
        SEA 13:40
        Reykjavik - Seattle | Sun, Jun 7 | Alaska Airlines
        €418
        15% off
        €491 €418
      • SEA 13:45
        10h 15m
        1 stop
        KEF 07:00
        Seattle - Reykjavik | Thu, Jun 11 | Virgin Atlantic
        KEF 09:30
        20h 56m
        1 stop
        SEA 23:26
        Reykjavik - Seattle | Thu, Jun 18 | Delta Air Lines
        €376
        23% off
        €491 €376
      • SEA 21:55
        28h 35m
        1 stop
        KEF 09:30
        Seattle - Reykjavik | Fri, Jun 12 | Virgin Atlantic
        KEF 09:30
        30h 20m
        1 stop
        SEA 08:50
        Reykjavik - Seattle | Thu, Jun 18 | Delta Air Lines
        €376
        23% off
        €491 €376
      • SEA 09:30
        14h 30m
        1 stop
        KEF 07:00
        Seattle - Reykjavik | Mon, May 18 | Virgin Atlantic
        KEF 09:30
        14h 7m
        1 stop
        SEA 16:37
        Reykjavik - Seattle | Fri, May 22 | Virgin Atlantic
        €377
        23% off
        €491 €377
      • SEA 21:55
        28h 35m
        1 stop
        KEF 09:30
        Seattle - Reykjavik | Fri, Jun 12 | Delta Air Lines
        KEF 08:45
        20h 20m
        1 stop
        SEA 22:05
        Reykjavik - Seattle | Thu, Jun 18 | Delta Air Lines
        €404
        18% off
        €491 €404
      • SEA 11:20
        15h 10m
        1 stop
        KEF 09:30
        Seattle - Reykjavik | Sun, May 31 | Virgin Atlantic
        KEF 08:45
        17h
        1 stop
        SEA 18:45
        Reykjavik - Seattle | Sun, Jun 7 | Delta Air Lines
        €421
        14% off
        €491 €421
      • SEA 21:55
        28h 35m
        1 stop
        KEF 09:30
        Seattle - Reykjavik | Fri, Jun 12 | KLM
        KEF 09:30
        20h 56m
        1 stop
        SEA 23:26
        Reykjavik - Seattle | Thu, Jun 18 | Air France
        €422
        14% off
        €491 €422
      • SEA 13:00
        17h 25m
        1 stop
        REK 14:00
        Seattle - Reykjavik | Sun, May 3 | Normal Airline
        REK 15:00
        6h
        Direct
        SEA 16:00
        Reykjavik - Seattle | Tue, May 5 | Normal Airline
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      • Cheapest nonstop
        SEA 23:25
        7h 35m
        Direct
        KEF 14:00
        Seattle - Reykjavik | Sat, May 30 | Icelandair
        €442 €524
        16% off
        16% off
        €524 €442
      • SEA 23:25
        7h 35m
        Direct
        KEF 14:00
        Seattle - Reykjavik | Fri, Jun 5 | Icelandair
        €450 €524
        14% off
        14% off
        €524 €450
      • SEA 10:30
        14h 10m
        1 stop
        KEF 07:40
        Seattle - Reykjavik | Fri, Jun 5 | WestJet
        €320 €524
        39% off
        39% off
        €524 €320
      • SEA 10:30
        14h 10m
        1 stop
        KEF 07:40
        Seattle - Reykjavik | Wed, May 27 | WestJet
        €340
        35% off
        €524 €340
      • SEA 08:11
        16h 29m
        1 stop
        KEF 07:40
        Seattle - Reykjavik | Wed, Jun 17 | Alaska Airlines
        €344
        34% off
        €524 €344
      • SEA 10:30
        14h 10m
        1 stop
        KEF 07:40
        Seattle - Reykjavik | Fri, May 29 | WestJet
        €353
        33% off
        €524 €353
      • SEA 10:30
        14h 10m
        1 stop
        KEF 07:40
        Seattle - Reykjavik | Fri, Jun 5 | Delta Air Lines
        €356
        32% off
        €524 €356
      • SEA 10:30
        14h 10m
        1 stop
        KEF 07:40
        Seattle - Reykjavik | Wed, May 27 | Delta Air Lines
        €357
        32% off
        €524 €357
      • SEA 19:35
        29h 5m
        1 stop
        KEF 07:40
        Seattle - Reykjavik | Sat, May 30 | WestJet
        €375
        28% off
        €524 €375
      • SEA 10:30
        14h 10m
        1 stop
        KEF 07:40
        Seattle - Reykjavik | Sun, Jun 7 | WestJet
        €375
        28% off
        €524 €375
      • SEA 10:30
        14h 10m
        1 stop
        KEF 07:40
        Seattle - Reykjavik | Fri, May 29 | Delta Air Lines
        €383
        27% off
        €524 €383
      • SEA 07:00
        18h 50m
        1 stop
        KEF 08:50
        Seattle - Reykjavik | Fri, Jun 5 | United Airlines
        €385
        27% off
        €524 €385
      • SEA 13:00
        17h 25m
        1 stop
        REK 14:00
        Seattle - Reykjavik | Sun, May 3 | Normal Airline
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Displayed flight fares from Seattle to Reykjavik are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

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

See which airlines fly from Seattle to Reykjavik. Find the airline that best meets your travel needs by comparing prices and treat yourself to an enjoyable journey.

British Airways
From €251
Delta Air Lines
From €258
Virgin Atlantic
From €286
Air Canada
From €314
Alaska Airlines
From €318
WestJet
From €353
United Airlines
From €386
KLM
From €406
Lufthansa
From €418
Icelandair
From €442

Find more flights and airlines

Flight Schedule from Seattle-Tacoma International Airport to Keflavík International Airport

Check the schedule for flights from Seattle to Reykjavik and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. DL142

    Seattle-Tacoma International Airport

    15:40

    SEA

    8h 45m

    Direct

    09:25

    AMS

    S M T W T F S
    Search

  2. DL9513

    Amsterdam Airport Schiphol

    11:55

    AMS

    1h 45m

    Direct

    13:40

    OSL

    S M T W T F S

  3. FI323

    Oslo Airport

    16:30

    OSL

    2h 50m

    Direct

    17:20

    KEF

    - - - W - F -

  4. VS3936

    Seattle-Tacoma International Airport

    15:40

    SEA

    8h 45m

    Direct

    09:25

    AMS

    S M T W T F S
    Search

  5. KL1201

    Amsterdam Airport Schiphol

    11:55

    AMS

    1h 45m

    Direct

    13:40

    OSL

    S M T W T F S

  6. DY1170

    Oslo Airport

    17:00

    OSL

    2h 50m

    Direct

    17:50

    KEF

    - M - W - - S

  7. VS3977

    Seattle-Tacoma International Airport

    16:35

    SEA

    9h 5m

    Direct

    10:40

    CDG

    S M T W T F S
    Search

  8. AF1274

    Paris Charles de Gaulle Airport

    21:00

    CDG

    2h 20m

    Direct

    23:20

    OSL

    S M T W T F S

  9. SK4787

    Oslo Airport

    07:55

    OSL

    2h 50m

    Direct

    08:45

    KEF

    S M T W T F S

  10. VS4060

    Seattle-Tacoma International Airport

    17:35

    SEA

    10h 50m

    Direct

    12:25

    AMS

    S M T W T F S
    Search

  11. KL1199

    Amsterdam Airport Schiphol

    09:20

    AMS

    1h 45m

    Direct

    11:05

    OSL

    S M T W T F S

  12. SK4785

    Oslo Airport

    09:35

    OSL

    2h 50m

    Direct

    10:25

    KEF

    - - - - T - -

  13. DL020

    Seattle-Tacoma International Airport

    17:45

    SEA

    8h 45m

    Direct

    10:30

    LHR

    S M T W T F S
    Search

  14. SK802

    Heathrow Airport

    07:05

    LHR

    2h 5m

    Direct

    10:10

    OSL

    S M T W T - -

  15. DY1170

    Oslo Airport

    17:00

    OSL

    2h 50m

    Direct

    17:50

    KEF

    - M - W - - S

  16. DL142

    Seattle-Tacoma International Airport

    15:40

    SEA

    8h 45m

    Direct

    09:25

    AMS

    S M T W T F S
    Search

  17. DL9593

    Amsterdam Airport Schiphol

    06:50

    AMS

    1h 50m

    Direct

    08:40

    OSL

    S M T W T F S

  18. SK4785

    Oslo Airport

    09:35

    OSL

    2h 50m

    Direct

    10:25

    KEF

    - - - - T - -

  19. VS4060

    Seattle-Tacoma International Airport

    17:35

    SEA

    10h 50m

    Direct

    12:25

    AMS

    S M T W T F S
    Search

  20. KL1199

    Amsterdam Airport Schiphol

    09:20

    AMS

    1h 45m

    Direct

    11:05

    OSL

    S M T W T F S

  21. DY1170

    Oslo Airport

    17:00

    OSL

    2h 50m

    Direct

    17:50

    KEF

    - M - W - - S
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Seattle-Tacoma International Airport to Keflavík International Airport Flights Info

Flight distance5,816.49km
Cheapest one-way ticket price€320
Cheapest return ticket price€369

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

  • How long does it take to fly from Seattle-Tacoma International Airport (SEA) to Keflavík International Airport (KEF)?

    It takes around 7 hours 31 minutes to fly from Seattle-Tacoma International Airport (sea) to Keflavík International Airport(kef).
  • There are around 3 daily flights from Seattle-Tacoma International Airport (SEA) to Keflavík International Airport (KEF).
  • Tickets cost around €487 in July, making it the cheapest month to book. Seattle-Tacoma International Airport (SEA) to Keflavík International Airport (KEF) is a popular route, so don't forget to book your tickets in advance.
  • The route from Seattle-Tacoma International Airport (SEA) to Keflavík International Airport (KEF) is quite popular. Without considering departure times or holidays, tickets cost around €521 in June, the most expensive month to book this route.
    • The distance from Keflavík International Airport to downtown is about 38km, by taxi about 50 minutes.
    • The distance from Reykjavik Domestic Airport to downtown is about 2km, by taxi about 20 minutes.
  • The closest airport to Keflavík International Airport (KEF) is Reykjavik Domestic Airport. The distance is around 37km.
  • Icelandair is a very popular airline operating an average of 278 flights per month.

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Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

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Prices displayed on this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, Wi-Fi, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within the last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.