Flights Seattle – London (SEA-LHR) from $902*

*Modifying this information may result in a different fare

Book flights from Seattle to London

cmp-daily-histogram-bars-legend-min-price-aria-label $902
cmp-daily-histogram-bars-legend-max-price-aria-label $1.2K
Displaying fares for September-2026
  • SEA–LHR, 09/06/2026 – 09/09/2026: From $1,002
    06

    Su

    sep

  • SEA–LHR, 09/07/2026 – 09/10/2026: From $1,002
    07

    Mo

  • SEA–LHR, 09/08/2026 – 09/29/2026: From $1,002
    08

    Tu

  • SEA–LHR, 09/09/2026 – 09/30/2026: From $1,002
    09

    We

  • SEA–LHR, 09/10/2026 – 09/24/2026: From $1,052
    10

    Th

  • SEA–LHR, 09/11/2026 – 09/18/2026: From $1,052
    11

    Fr

  • SEA–LHR, 09/12/2026 – 09/15/2026: From $1,052
    12

    Sa

  • SEA–LHR, 09/13/2026 – 09/16/2026: From $1,002
    13

    Su

  • SEA–LHR, 09/14/2026 – 09/17/2026: From $1,002
    14

    Mo

  • SEA–LHR, 09/15/2026 – 09/18/2026: From $1,002
    15

    Tu

  • SEA–LHR, 09/16/2026 – 10/07/2026: From $1,002
    16

    We

  • SEA–LHR, 09/17/2026 – 10/01/2026: From $1,061
    17

    Th

  • SEA–LHR, 09/18/2026 – 10/02/2026: From $1,052
    18

    Fr

  • SEA–LHR, 09/19/2026 – 09/22/2026: From $1,052
    19

    Sa

  • SEA–LHR, 09/20/2026 – 09/23/2026: From $1,002
    20

    Su

  • SEA–LHR, 09/21/2026 – 09/24/2026: From $1,002
    21

    Mo

  • SEA–LHR, 09/22/2026 – 09/25/2026: From $1,002
    22

    Tu

  • SEA–LHR, 09/23/2026 – 10/07/2026: From $1,002
    23

    We

  • SEA–LHR, 09/24/2026 – 10/22/2026: From $1,052
    24

    Th

  • SEA–LHR, 09/25/2026 – 10/02/2026: From $1,052
    25

    Fr

  • SEA–LHR, 09/26/2026 – 09/29/2026: From $1,052
    26

    Sa

  • SEA–LHR, 09/27/2026 – 09/30/2026: From $1,002
    27

    Su

  • SEA–LHR, 09/28/2026 – 10/01/2026: From $1,002
    28

    Mo

  • SEA–LHR, 09/29/2026 – 10/02/2026: From $1,002
    29

    Tu

  • SEA–LHR, 09/30/2026 – 10/07/2026: From $1,102
    30

    We

  • SEA–LHR, 10/01/2026 – 10/22/2026: From $1,152
    01

    Th

    oct

  • SEA–LHR, 10/02/2026 – 10/16/2026: From $1,152
    02

    Fr

  • SEA–LHR, 10/03/2026 – 10/24/2026: From $1,109
    03

    Sa

  • SEA–LHR, 10/04/2026 – 10/07/2026: From $902
    04

    Su

  • SEA–LHR, 10/05/2026 – 10/08/2026: From $902
    05

    Mo

  • Range$902-$1,152

    The best deals on flights from Seattle to London for the upcoming months

    $
    keyboard_arrow_down
    The best deals on flights from Seattle to London for the upcoming months
    From
    To
    Fare Type
    Dates
    Price
    Seattle (SEA)London (LHR)Round-trip
    /
    Economy
    11/02/2026 - 11/05/2026

    From

    $902

    Seen: 7 hrs ago

    Seattle (SEA)London (LHR)Round-trip
    /
    Economy
    11/03/2026 - 11/17/2026

    From

    $902

    Seen: 7 hrs ago

    Seattle (SEA)London (LHR)Round-trip
    /
    Economy
    11/04/2026 - 11/25/2026

    From

    $902

    Seen: 7 hrs ago

    Seattle (SEA)London (LHR)Round-trip
    /
    Economy
    11/08/2026 - 11/11/2026

    From

    $902

    Seen: 7 hrs ago

    Seattle (SEA)London (LHR)Round-trip
    /
    Economy
    11/09/2026 - 11/12/2026

    From

    $902

    Seen: 7 hrs ago

    *Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking. Additional fees and charges for optional products and services may apply.
    Flight to London

    Travel from Seattle to London with Air France

    Whether you're looking for a last-minute Seattle - London (United Kingdom) flight or planning a flight at a later date, take advantage of our lowest prices for your travel dates on this site. Take a look at the next 6 months and find the best price to fly whit Air France from Seattle (SEA) to London (LHR) or directly pick your departure date if your trip to London (United Kingdom) is already scheduled.