Flights Seattle – Lisbon (SEA-LIS) from $745*

*Modifying this information may result in a different fare

Book flights from Seattle to Lisbon

cmp-daily-histogram-bars-legend-min-price-aria-label $979
cmp-daily-histogram-bars-legend-max-price-aria-label $1.4K
Displaying fares for August-2026
  • SEA–LIS, 08/18/2026 – 08/25/2026: From $1,056
    18

    Tu

    aug

  • SEA–LIS, 08/19/2026 – 08/26/2026: From $1,056
    19

    We

  • SEA–LIS, 08/20/2026 – 08/27/2026: From $1,116
    20

    Th

  • SEA–LIS, 08/21/2026 – 09/04/2026: From $1,116
    21

    Fr

  • SEA–LIS, 08/22/2026 – 09/05/2026: From $1,376
    22

    Sa

  • SEA–LIS, 08/23/2026 – 09/06/2026: From $1,306
    23

    Su

  • SEA–LIS, 08/24/2026 – 08/31/2026: From $1,306
    24

    Mo

  • SEA–LIS, 08/25/2026 – 09/01/2026: From $1,246
    25

    Tu

  • SEA–LIS, 08/26/2026 – 09/23/2026: From $1,251
    26

    We

  • SEA–LIS, 08/27/2026 – 09/03/2026: From $1,316
    27

    Th

  • SEA–LIS, 08/28/2026 – 09/11/2026: From $1,316
    28

    Fr

  • SEA–LIS, 08/29/2026 – 09/26/2026: From $1,376
    29

    Sa

  • SEA–LIS, 08/30/2026 – 09/20/2026: From $1,306
    30

    Su

  • SEA–LIS, 08/31/2026 – 09/07/2026: From $1,311
    31

    Mo

  • SEA–LIS, 09/01/2026 – 09/15/2026: From $1,357
    01

    Tu

    sep

  • SEA–LIS, 09/02/2026 – 09/09/2026: From $1,357
    02

    We

  • SEA–LIS, 09/03/2026 – 09/10/2026: From $1,316
    03

    Th

  • SEA–LIS, 09/04/2026 – 09/11/2026: From $1,316
    04

    Fr

  • SEA–LIS, 09/05/2026 – 09/12/2026: From $1,381
    05

    Sa

  • SEA–LIS, 09/06/2026 – 09/20/2026: From $1,306
    06

    Su

  • SEA–LIS, 09/07/2026 – 09/21/2026: From $1,306
    07

    Mo

  • SEA–LIS, 09/08/2026 – 09/22/2026: From $1,246
    08

    Tu

  • SEA–LIS, 09/09/2026 – 09/23/2026: From $1,246
    09

    We

  • SEA–LIS, 09/10/2026 – 09/24/2026: From $1,316
    10

    Th

  • SEA–LIS, 09/11/2026 – 09/25/2026: From $1,316
    11

    Fr

  • SEA–LIS, 09/12/2026 – 09/19/2026: From $1,376
    12

    Sa

  • SEA–LIS, 09/13/2026 – 10/11/2026: From $1,306
    13

    Su

  • SEA–LIS, 09/14/2026 – 10/05/2026: From $1,306
    14

    Mo

  • SEA–LIS, 09/15/2026 – 09/29/2026: From $979
    15

    Tu

  • SEA–LIS, 09/16/2026 – 09/30/2026: From $979
    16

    We

  • SEA–LIS, 09/17/2026 – 09/24/2026: From $1,034
    17

    Th

  • Range$979-$1,381

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

    $
    keyboard_arrow_down
    The best deals on flights from Seattle to Lisbon for the upcoming months
    From
    To
    Fare Type
    Dates
    Price
    Seattle (SEA)Lisbon (LIS)Round-trip
    /
    Economy
    10/13/2026 - 11/03/2026

    From

    $745

    Seen: 2 hrs ago

    Seattle (SEA)Lisbon (LIS)Round-trip
    /
    Economy
    10/20/2026 - 11/10/2026

    From

    $745

    Seen: 2 hrs ago

    Seattle (SEA)Lisbon (LIS)Round-trip
    /
    Economy
    10/21/2026 - 11/04/2026

    From

    $745

    Seen: 2 hrs ago

    Seattle (SEA)Lisbon (LIS)Round-trip
    /
    Economy
    10/27/2026 - 11/03/2026

    From

    $745

    Seen: 2 hrs ago

    Seattle (SEA)Lisbon (LIS)Round-trip
    /
    Economy
    10/27/2026 - 11/24/2026

    From

    $745

    Seen: 2 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.
    Air France airplane

    Travel from Seattle to Lisbon with Air France

    Whether you're looking for a last-minute Seattle - Lisbon (Portugal) 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 Lisbon (LIS) or directly pick your departure date if your trip to Lisbon (Portugal) is already scheduled.