Portland, OR (PDX) to Lisbon (LIS) flights from USD746

*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 Lisbon

cmp-daily-histogram-bars-legend-min-price-aria-label USD875
cmp-daily-histogram-bars-legend-max-price-aria-label USD1.3K
Displaying fares for August-2026
  • PDX–LIS, 08/23/2026 – 08/30/2026: From USD1,208
    23

    Su

    AUG

  • PDX–LIS, 08/24/2026 – 09/07/2026: From USD1,204
    24

    Mo

  • PDX–LIS, 08/25/2026 – 09/22/2026: From USD1,148
    25

    Tu

  • PDX–LIS, 08/26/2026 – 09/02/2026: From USD1,148
    26

    We

  • PDX–LIS, 08/27/2026 – 09/03/2026: From USD1,218
    27

    Th

  • PDX–LIS, 08/28/2026 – 09/11/2026: From USD1,218
    28

    Fr

  • PDX–LIS, 08/29/2026 – 09/05/2026: From USD1,278
    29

    Sa

  • PDX–LIS, 08/30/2026 – 09/06/2026: From USD1,285
    30

    Su

  • PDX–LIS, 08/31/2026 – 09/07/2026: From USD1,208
    31

    Mo

  • PDX–LIS, 09/01/2026 – 09/08/2026: From USD1,149
    01

    Tu

    SEP

  • PDX–LIS, 09/02/2026 – 09/09/2026: From USD1,149
    02

    We

  • PDX–LIS, 09/03/2026 – 09/10/2026: From USD1,219
    03

    Th

  • PDX–LIS, 09/04/2026 – 09/11/2026: From USD1,219
    04

    Fr

  • PDX–LIS, 09/05/2026 – 09/12/2026: From USD1,279
    05

    Sa

  • PDX–LIS, 09/06/2026 – 09/13/2026: From USD1,209
    06

    Su

  • PDX–LIS, 09/07/2026 – 09/21/2026: From USD1,209
    07

    Mo

  • PDX–LIS, 09/08/2026 – 09/15/2026: From USD1,149
    08

    Tu

  • PDX–LIS, 09/09/2026 – 09/23/2026: From USD1,153
    09

    We

  • PDX–LIS, 09/10/2026 – 10/01/2026: From USD1,219
    10

    Th

  • PDX–LIS, 09/11/2026 – 10/09/2026: From USD1,219
    11

    Fr

  • PDX–LIS, 09/12/2026 – 10/10/2026: From USD1,279
    12

    Sa

  • PDX–LIS, 09/13/2026 – 09/20/2026: From USD1,320
    13

    Su

  • PDX–LIS, 09/14/2026 – 09/28/2026: From USD1,209
    14

    Mo

  • PDX–LIS, 09/15/2026 – 09/29/2026: From USD1,149
    15

    Tu

  • PDX–LIS, 09/16/2026 – 09/30/2026: From USD1,149
    16

    We

  • PDX–LIS, 09/17/2026 – 09/24/2026: From USD1,227
    17

    Th

  • PDX–LIS, 09/18/2026 – 10/09/2026: From USD1,227
    18

    Fr

  • PDX–LIS, 09/19/2026 – 10/17/2026: From USD996
    19

    Sa

  • PDX–LIS, 09/20/2026 – 10/18/2026: From USD1,334
    20

    Su

  • PDX–LIS, 09/21/2026 – 10/12/2026: From USD875
    21

    Mo

  • PDX–LIS, 09/22/2026 – 10/06/2026: From USD1,043
    22

    Tu

  • RangeUSD875-USD1,334