Portland, OR (PDX) to Porto (OPO) flights from USD719

*Modifying this information may result in a different fare

*All amounts are in USD. 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. Additional baggage fees may apply.

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Lowest fares between Portland, OR and Porto

cmp-daily-histogram-bars-legend-min-price-aria-label USD771
cmp-daily-histogram-bars-legend-max-price-aria-label USD1.2K
Displaying fares for October-2026
  • PDX–OPO, 10/21/2026 – 11/11/2026: From USD821
    21

    We

    OCT

  • PDX–OPO, 10/22/2026 – 11/05/2026: From USD891
    22

    Th

  • PDX–OPO, 10/23/2026 – 11/06/2026: From USD881
    23

    Fr

  • PDX–OPO, 10/24/2026 – 11/21/2026: From USD944
    24

    Sa

  • PDX–OPO, 10/25/2026 – 11/01/2026: From USD881
    25

    Su

  • PDX–OPO, 10/26/2026 – 11/02/2026: From USD884
    26

    Mo

  • PDX–OPO, 10/27/2026 – 11/10/2026: From USD844
    27

    Tu

  • PDX–OPO, 10/28/2026 – 11/04/2026: From USD831
    28

    We

  • PDX–OPO, 10/29/2026 – 11/26/2026: From USD983
    29

    Th

  • PDX–OPO, 10/30/2026 – 11/06/2026: From USD881
    30

    Fr

  • PDX–OPO, 10/31/2026 – 11/14/2026: From USD948
    31

    Sa

  • PDX–OPO, 11/01/2026 – 11/15/2026: From USD871
    01

    Su

    NOV

  • PDX–OPO, 11/02/2026 – 11/16/2026: From USD874
    02

    Mo

  • PDX–OPO, 11/03/2026 – 11/24/2026: From USD834
    03

    Tu

  • PDX–OPO, 11/04/2026 – 11/25/2026: From USD821
    04

    We

  • PDX–OPO, 11/05/2026 – 11/12/2026: From USD884
    05

    Th

  • PDX–OPO, 11/06/2026 – 11/13/2026: From USD871
    06

    Fr

  • PDX–OPO, 11/07/2026 – 12/05/2026: From USD934
    07

    Sa

  • PDX–OPO, 11/08/2026 – 11/15/2026: From USD871
    08

    Su

  • PDX–OPO, 11/09/2026 – 12/07/2026: From USD875
    09

    Mo

  • PDX–OPO, 11/10/2026 – 11/17/2026: From USD838
    10

    Tu

  • PDX–OPO, 11/11/2026 – 11/18/2026: From USD821
    11

    We

  • PDX–OPO, 11/12/2026 – 11/26/2026: From USD884
    12

    Th

  • PDX–OPO, 11/13/2026 – 11/20/2026: From USD871
    13

    Fr

  • PDX–OPO, 11/14/2026 – 11/21/2026: From USD934
    14

    Sa

  • PDX–OPO, 11/15/2026 – 11/22/2026: From USD871
    15

    Su

  • PDX–OPO, 11/16/2026 – 12/07/2026: From USD874
    16

    Mo

  • PDX–OPO, 11/17/2026 – 12/08/2026: From USD784
    17

    Tu

  • PDX–OPO, 11/18/2026 – 11/25/2026: From USD771
    18

    We

  • PDX–OPO, 11/19/2026 – 12/10/2026: From USD1,101
    19

    Th

  • PDX–OPO, 11/20/2026 – 12/11/2026: From USD1,198
    20

    Fr

  • RangeUSD771-USD1,198