Seattle - London flights from USD884*

Book flights from Seattle to London

Oct 2026
FromUSD922*
Last update 4 hrs ago
Flight Type Round Trip/Economy
Nov 2026
FromUSD922*
Last update 4 hrs ago
Flight Type Round Trip/Economy
Dec 2026
FromUSD921*
Last update 14 hrs ago
Flight Type Round Trip/Economy
cmp-daily-histogram-bars-legend-min-price-aria-label USD922
cmp-daily-histogram-bars-legend-max-price-aria-label USD1.7K
Displaying fares for October-2026
  • SEA–LHR, Tue, October 13 – Tue, October 27: From USD1,055
    13

    Tu

    OCT

  • SEA–LHR, Wed, October 14 – Wed, October 28: From USD1,170
    14

    We

  • SEA–LHR, Thu, October 15 – Thu, October 29: From USD1,300
    15

    Th

  • SEA–LHR, Fri, October 16 – Fri, October 30: From USD1,140
    16

    Fr

  • SEA–LHR, Sat, October 17 – Wed, October 21: From USD1,089
    17

    Sa

  • SEA–LHR, Sun, October 18 – Sun, November 01: From USD1,062
    18

    Su

  • SEA–LHR, Mon, October 19 – Mon, November 02: From USD1,042
    19

    Mo

  • SEA–LHR, Tue, October 20 – Tue, October 27: From USD922
    20

    Tu

  • SEA–LHR, Wed, October 21 – Wed, October 28: From USD922
    21

    We

  • SEA–LHR, Thu, October 22 – Thu, October 29: From USD922
    22

    Th

  • SEA–LHR, Fri, October 23 – Tue, October 27: From USD982
    23

    Fr

  • SEA–LHR, Sat, October 24 – Wed, October 28: From USD962
    24

    Sa

  • SEA–LHR, Sun, October 25 – Sun, November 08: From USD982
    25

    Su

  • SEA–LHR, Mon, October 26 – Mon, November 02: From USD1,104
    26

    Mo

  • SEA–LHR, Tue, October 27 – Tue, November 03: From USD1,104
    27

    Tu

  • SEA–LHR, Wed, October 28 – Sun, November 01: From USD1,219
    28

    We

  • SEA–LHR, Thu, October 29 – Mon, November 02: From USD1,274
    29

    Th

  • SEA–LHR, Fri, October 30 – Fri, November 13: From USD1,699
    30

    Fr

  • SEA–LHR, Sat, October 31 – Sat, November 14: From USD1,204
    31

    Sa

  • SEA–LHR, Sun, November 01 – Sun, November 08: From USD1,049
    01

    Su

    NOV

  • SEA–LHR, Mon, November 02 – Mon, November 16: From USD1,029
    02

    Mo

  • SEA–LHR: cmp-view-offers-disclaimer. Find Offers
    03

    Tu

  • SEA–LHR, Wed, November 04 – Wed, November 18: From USD942
    04

    We

  • SEA–LHR, Thu, November 05 – Thu, November 19: From USD962
    05

    Th

  • SEA–LHR, Fri, November 06 – Fri, November 20: From USD962
    06

    Fr

  • SEA–LHR, Sat, November 07 – Sat, November 14: From USD1,022
    07

    Sa

  • SEA–LHR: cmp-view-offers-disclaimer. Find Offers
    08

    Su

  • SEA–LHR, Mon, November 09 – Mon, November 16: From USD962
    09

    Mo

  • SEA–LHR: cmp-view-offers-disclaimer. Find Offers
    10

    Tu

  • SEA–LHR, Wed, November 11 – Wed, November 18: From USD922
    11

    We

  • SEA–LHR: cmp-view-offers-disclaimer. Find Offers
    12

    Th

    • RangeUSD922-USD1,699

    *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.

    USD
    Discover Seattle - London flights
    From
    To
    Fare Type
    Dates
    Price
    Seattle (SEA)London (LHR)Round-trip
    /
    Economy    		Wed, November 11 - Wed, November 18

    From

    USD922

    Last update 4 hrs ago

    Seattle (SEA)London (LHR)Round-trip
    /
    Economy    		Wed, November 11 - Wed, November 25

    From

    USD922

    Last update 4 hrs ago

    Seattle (SEA)London (LHR)Round-trip
    /
    Economy    		Thu, December 03 - Thu, December 10

    From

    USD922

    Last update 4 hrs ago

    Seattle (SEA)London (LHR)Round-trip
    /
    Economy    		Wed, November 18 - Wed, December 02

    From

    USD922

    Last update 4 hrs ago

    Seattle (SEA)London (LHR)Round-trip
    /
    Economy    		Thu, November 26 - Thu, December 10

    From

    USD922

    Last update 4 hrs ago

    Seattle (SEA)London (LHR)Round-trip
    /
    Economy    		Thu, November 26 - Thu, December 03

    From

    USD922

    Last update 4 hrs ago

    Seattle (SEA)London (LHR)Round-trip
    /
    Economy    		Wed, October 21 - Wed, October 28

    From

    USD922

    Last update 4 hrs ago

    Seattle (SEA)London (LHR)Round-trip
    /
    Economy    		Tue, October 20 - Tue, October 27

    From

    USD922

    Last update 4 hrs ago

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