Seattle - London flights from USD889*

Book flights from Seattle to London

Aug 2026
FromUSD2,696*
Last update 6 hrs ago
Flight Type Round Trip/Economy
Sep 2026
FromUSD928*
Last update 19 hrs ago
Flight Type Round Trip/Economy
Oct 2026
FromUSD928*
Last update 6 hrs ago
Flight Type Round Trip/Economy
cmp-daily-histogram-bars-legend-min-price-aria-label USD928
cmp-daily-histogram-bars-legend-max-price-aria-label USD3.0K
Displaying fares for August-2026
  • SEA–LHR, Sat, August 29 – Wed, September 02: From USD2,696
    29

    Sa

    AUG

  • SEA–LHR, Sun, August 30 – Thu, September 03: From USD2,976
    30

    Su

  • SEA–LHR, Mon, August 31 – Fri, September 04: From USD2,796
    31

    Mo

  • SEA–LHR, Tue, September 01 – Tue, September 15: From USD2,796
    01

    Tu

    SEP

  • SEA–LHR, Wed, September 02 – Wed, September 09: From USD2,796
    02

    We

  • SEA–LHR, Thu, September 03 – Thu, September 17: From USD2,796
    03

    Th

  • SEA–LHR, Fri, September 04 – Fri, September 18: From USD2,696
    04

    Fr

  • SEA–LHR, Sat, September 05 – Wed, September 09: From USD2,261
    05

    Sa

  • SEA–LHR, Sun, September 06 – Sun, September 20: From USD2,141
    06

    Su

  • SEA–LHR, Mon, September 07 – Mon, September 21: From USD1,801
    07

    Mo

  • SEA–LHR, Tue, September 08 – Tue, September 22: From USD1,901
    08

    Tu

  • SEA–LHR, Wed, September 09 – Wed, September 23: From USD1,796
    09

    We

  • SEA–LHR, Thu, September 10 – Thu, September 24: From USD1,551
    10

    Th

  • SEA–LHR, Fri, September 11 – Fri, September 25: From USD1,696
    11

    Fr

  • SEA–LHR, Sat, September 12 – Sat, September 26: From USD1,445
    12

    Sa

  • SEA–LHR, Sun, September 13 – Sun, September 20: From USD1,405
    13

    Su

  • SEA–LHR, Mon, September 14 – Mon, September 28: From USD1,320
    14

    Mo

  • SEA–LHR, Tue, September 15 – Tue, September 29: From USD1,326
    15

    Tu

  • SEA–LHR, Wed, September 16 – Wed, September 30: From USD1,326
    16

    We

  • SEA–LHR, Thu, September 17 – Thu, October 01: From USD1,181
    17

    Th

  • SEA–LHR, Fri, September 18 – Tue, September 22: From USD1,271
    18

    Fr

  • SEA–LHR, Sat, September 19 – Wed, September 23: From USD1,280
    19

    Sa

  • SEA–LHR, Sun, September 20 – Sun, October 04: From USD1,028
    20

    Su

  • SEA–LHR, Mon, September 21 – Mon, October 05: From USD968
    21

    Mo

  • SEA–LHR, Tue, September 22 – Tue, October 06: From USD928
    22

    Tu

  • SEA–LHR, Wed, September 23 – Wed, October 07: From USD948
    23

    We

  • SEA–LHR, Thu, September 24 – Thu, October 08: From USD948
    24

    Th

  • SEA–LHR, Fri, September 25 – Fri, October 09: From USD1,075
    25

    Fr

  • SEA–LHR, Sat, September 26 – Sat, October 10: From USD1,161
    26

    Sa

  • SEA–LHR, Sun, September 27 – Sun, October 04: From USD1,028
    27

    Su

  • SEA–LHR, Mon, September 28 – Mon, October 05: From USD968
    28

    Mo

    • RangeUSD928-USD2,976

    *Fares displayed have been collected within the last 48 hours and may no longer be available at the time of booking. Learn more about this offer. Additional fees and charges for optional products and services may apply.

    Discover Seattle - London flights

    View current Seattle – London flight ticket fares to find the flight that’s best for you. Whether you’re flying for business or for leisure, you’ll enjoy a safe, comfortable trip with the exceptional service standards offered by Turkish Airlines.

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    Discover Seattle - London flights
    From
    To
    Fare Type
    Dates
    Price
    Seattle (SEA)London (LHR)Round-trip
    /
    Economy    		Wed, October 07 - Wed, October 14

    From

    USD928

    Last update 19 hrs ago

    Seattle (SEA)London (LHR)Round-trip
    /
    Economy    		Thu, October 15 - Thu, October 22

    From

    USD928

    Last update 19 hrs ago

    Seattle (SEA)London (LHR)Round-trip
    /
    Economy    		Wed, October 07 - Wed, October 21

    From

    USD928

    Last update 19 hrs ago

    Seattle (SEA)London (LHR)Round-trip
    /
    Economy    		Thu, October 08 - Thu, October 22

    From

    USD928

    Last update 19 hrs ago

    Seattle (SEA)London (LHR)Round-trip
    /
    Economy    		Tue, October 13 - Tue, October 27

    From

    USD928

    Last update 19 hrs ago

    Seattle (SEA)London (LHR)Round-trip
    /
    Economy    		Tue, October 06 - Tue, October 20

    From

    USD928

    Last update 6 hrs ago

    Seattle (SEA)London (LHR)Round-trip
    /
    Economy    		Thu, November 19 - Thu, November 26

    From

    USD928

    Last update 19 hrs ago

    Seattle (SEA)London (LHR)Round-trip
    /
    Economy    		Tue, November 24 - Tue, December 01

    From

    USD928

    Last update 19 hrs ago

    *Fares displayed have been collected within the last 48 hours and may no longer be available at time of booking.