Flights Seattle – Bilbao (SEA-BIO) from $725*

*Modifying this information may result in a different fare

Book flights from Seattle to Bilbao

Jul 2026
From$1,522*
Seen: 2 hrs ago
Round-trip/Economy
Aug 2026
From$824*
Seen: 1 day ago
Round-trip/Economy
Sep 2026
From$790*
Seen: 1 day ago
Round-trip/Economy
cmp-daily-histogram-bars-legend-min-price-aria-label $824
cmp-daily-histogram-bars-legend-max-price-aria-label $1.6K
Displaying fares for July-2026
  • SEA–BIO, 07/30/2026 – 08/06/2026: From $1,526
    30

    Th

    jul

  • SEA–BIO, 07/31/2026 – 08/14/2026: From $1,522
    31

    Fr

  • SEA–BIO, 08/01/2026 – 08/08/2026: From $1,606
    01

    Sa

    aug

  • SEA–BIO, 08/02/2026 – 08/09/2026: From $1,547
    02

    Su

  • SEA–BIO, 08/03/2026 – 08/17/2026: From $1,547
    03

    Mo

  • SEA–BIO, 08/04/2026 – 08/11/2026: From $1,481
    04

    Tu

  • SEA–BIO, 08/05/2026 – 08/12/2026: From $1,477
    05

    We

  • SEA–BIO, 08/06/2026 – 08/13/2026: From $1,527
    06

    Th

  • SEA–BIO, 08/07/2026 – 08/14/2026: From $1,527
    07

    Fr

  • SEA–BIO, 08/08/2026 – 09/05/2026: From $1,494
    08

    Sa

  • SEA–BIO, 08/09/2026 – 09/06/2026: From $1,444
    09

    Su

  • SEA–BIO, 08/10/2026 – 09/07/2026: From $1,448
    10

    Mo

  • SEA–BIO, 08/11/2026 – 09/08/2026: From $1,148
    11

    Tu

  • SEA–BIO, 08/12/2026 – 09/09/2026: From $1,144
    12

    We

  • SEA–BIO, 08/13/2026 – 09/10/2026: From $1,198
    13

    Th

  • SEA–BIO, 08/14/2026 – 09/11/2026: From $1,194
    14

    Fr

  • SEA–BIO, 08/15/2026 – 09/05/2026: From $1,248
    15

    Sa

  • SEA–BIO, 08/16/2026 – 09/06/2026: From $1,194
    16

    Su

  • SEA–BIO, 08/17/2026 – 09/14/2026: From $1,194
    17

    Mo

  • SEA–BIO, 08/18/2026 – 09/15/2026: From $1,148
    18

    Tu

  • SEA–BIO, 08/19/2026 – 09/09/2026: From $1,144
    19

    We

  • SEA–BIO, 08/20/2026 – 09/17/2026: From $1,551
    20

    Th

  • SEA–BIO, 08/21/2026 – 09/11/2026: From $1,547
    21

    Fr

  • SEA–BIO, 08/22/2026 – 09/05/2026: From $1,601
    22

    Sa

  • SEA–BIO, 08/23/2026 – 09/06/2026: From $1,537
    23

    Su

  • SEA–BIO, 08/24/2026 – 09/21/2026: From $1,537
    24

    Mo

  • SEA–BIO, 08/25/2026 – 09/15/2026: From $824
    25

    Tu

  • SEA–BIO, 08/26/2026 – 09/09/2026: From $881
    26

    We

  • SEA–BIO, 08/27/2026 – 09/10/2026: From $1,150
    27

    Th

  • SEA–BIO, 08/28/2026 – 09/25/2026: From $951
    28

    Fr

  • SEA–BIO, 08/29/2026 – 09/05/2026: From $1,105
    29

    Sa

    • Range$824-$1,606

    *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.

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

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    The best deals on flights from Seattle to Bilbao for the upcoming months
    From
    To
    Fare Type
    Dates
    Price
    Seattle (SEA)Bilbao (BIO)Round-trip
    /
    Economy    		10/27/2026 - 11/10/2026

    From

    $725

    Seen: 10 hrs ago

    Seattle (SEA)Bilbao (BIO)Round-trip
    /
    Economy    		10/27/2026 - 11/17/2026

    From

    $725

    Seen: 10 hrs ago

    Seattle (SEA)Bilbao (BIO)Round-trip
    /
    Economy    		10/27/2026 - 11/24/2026

    From

    $725

    Seen: 10 hrs ago

    Seattle (SEA)Bilbao (BIO)Round-trip
    /
    Economy    		10/28/2026 - 11/11/2026

    From

    $730

    Seen: 19 hrs ago

    Seattle (SEA)Bilbao (BIO)Round-trip
    /
    Economy    		10/28/2026 - 11/25/2026

    From

    $730

    Seen: 19 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.
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    Travel from Seattle to Bilbao with Air France

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

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