Porto (OPO) to Seattle (SEA) flights from EUR867

*Modifying this information may result in a different fare

*All amounts are in EUR. Taxes and surcharges are included. No booking fee is applicable. Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking. 

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Lowest fares between Porto and Seattle

cmp-daily-histogram-bars-legend-min-price-aria-label EUR867
cmp-daily-histogram-bars-legend-max-price-aria-label EUR1.3K
Displaying fares for October-2026
  • OPO–SEA, 25/10/2026 – 28/10/2026: From EUR1,217
    25

    Su

    OCT

  • OPO–SEA, 26/10/2026 – 29/10/2026: From EUR1,252
    26

    Mo

  • OPO–SEA, 27/10/2026 – 10/11/2026: From EUR1,030
    27

    Tu

  • OPO–SEA, 28/10/2026 – 04/11/2026: From EUR1,020
    28

    We

  • OPO–SEA, 29/10/2026 – 05/11/2026: From EUR1,025
    29

    Th

  • OPO–SEA, 30/10/2026 – 02/11/2026: From EUR882
    30

    Fr

  • OPO–SEA, 31/10/2026 – 03/11/2026: From EUR883
    31

    Sa

  • OPO–SEA, 01/11/2026 – 15/11/2026: From EUR945
    01

    Su

    NOV

  • OPO–SEA, 02/11/2026 – 09/11/2026: From EUR882
    02

    Mo

  • OPO–SEA, 03/11/2026 – 24/11/2026: From EUR877
    03

    Tu

  • OPO–SEA, 04/11/2026 – 11/11/2026: From EUR877
    04

    We

  • OPO–SEA, 05/11/2026 – 26/11/2026: From EUR877
    05

    Th

  • OPO–SEA, 06/11/2026 – 09/11/2026: From EUR877
    06

    Fr

  • OPO–SEA, 07/11/2026 – 10/11/2026: From EUR882
    07

    Sa

  • OPO–SEA, 08/11/2026 – 22/11/2026: From EUR877
    08

    Su

  • OPO–SEA, 09/11/2026 – 07/12/2026: From EUR867
    09

    Mo

  • OPO–SEA, 10/11/2026 – 17/11/2026: From EUR872
    10

    Tu

  • OPO–SEA, 11/11/2026 – 18/11/2026: From EUR867
    11

    We

  • OPO–SEA, 12/11/2026 – 03/12/2026: From EUR867
    12

    Th

  • OPO–SEA, 13/11/2026 – 16/11/2026: From EUR872
    13

    Fr

  • OPO–SEA, 14/11/2026 – 17/11/2026: From EUR877
    14

    Sa

  • OPO–SEA, 15/11/2026 – 22/11/2026: From EUR882
    15

    Su

  • OPO–SEA, 16/11/2026 – 23/11/2026: From EUR867
    16

    Mo

  • OPO–SEA, 17/11/2026 – 24/11/2026: From EUR867
    17

    Tu

  • OPO–SEA, 18/11/2026 – 02/12/2026: From EUR867
    18

    We

  • OPO–SEA, 19/11/2026 – 26/11/2026: From EUR867
    19

    Th

  • OPO–SEA, 20/11/2026 – 23/11/2026: From EUR877
    20

    Fr

  • OPO–SEA, 21/11/2026 – 24/11/2026: From EUR872
    21

    Sa

  • OPO–SEA, 22/11/2026 – 06/12/2026: From EUR877
    22

    Su

  • OPO–SEA, 23/11/2026 – 07/12/2026: From EUR867
    23

    Mo

  • OPO–SEA, 24/11/2026 – 08/12/2026: From EUR867
    24

    Tu

  • RangeEUR867-EUR1,252