American Airlines flights from Portland, OR to Lisbon

Recent searches for flights from Portland, OR to Lisbon

Sep 2026
From$1,067*
Updated: 45 minutes ago
Round tripIEconomy
Oct 2026
From$760*
Updated: 45 minutes ago
Round tripIEconomy
Nov 2026
From$758*
Updated: 45 minutes ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $1.1K
cmp-daily-histogram-bars-legend-max-price-aria-label $2.4K
Displaying fares for September-2026
  • PDX–LIS: cmp-view-offers-disclaimer. Find Offers
    02

    We

    SEP

  • PDX–LIS, 09/03/26 – 09/10/26: From $1,775
    03

    Th

  • PDX–LIS, 09/04/26 – 09/11/26: From $1,977
    04

    Fr

  • PDX–LIS, 09/05/26 – 09/12/26: From $2,444
    05

    Sa

  • PDX–LIS, 09/06/26 – 09/13/26: From $2,099
    06

    Su

  • PDX–LIS, 09/07/26 – 09/14/26: From $2,265
    07

    Mo

  • PDX–LIS, 09/08/26 – 09/15/26: From $1,520
    08

    Tu

  • PDX–LIS, 09/09/26 – 09/16/26: From $1,522
    09

    We

  • PDX–LIS, 09/10/26 – 09/17/26: From $1,228
    10

    Th

  • PDX–LIS, 09/11/26 – 09/18/26: From $1,644
    11

    Fr

  • PDX–LIS, 09/12/26 – 09/19/26: From $1,652
    12

    Sa

  • PDX–LIS, 09/13/26 – 09/20/26: From $1,576
    13

    Su

  • PDX–LIS, 09/14/26 – 09/21/26: From $1,572
    14

    Mo

  • PDX–LIS, 09/15/26 – 09/22/26: From $1,522
    15

    Tu

  • PDX–LIS, 09/16/26 – 09/23/26: From $1,412
    16

    We

  • PDX–LIS, 09/17/26 – 09/24/26: From $1,878
    17

    Th

  • PDX–LIS, 09/18/26 – 09/25/26: From $1,884
    18

    Fr

  • PDX–LIS, 09/19/26 – 09/26/26: From $1,866
    19

    Sa

  • PDX–LIS, 09/20/26 – 09/27/26: From $1,747
    20

    Su

  • PDX–LIS, 09/21/26 – 09/28/26: From $1,747
    21

    Mo

  • PDX–LIS, 09/22/26 – 09/29/26: From $1,374
    22

    Tu

  • PDX–LIS, 09/23/26 – 09/30/26: From $1,746
    23

    We

  • PDX–LIS, 09/24/26 – 10/01/26: From $1,468
    24

    Th

  • PDX–LIS, 09/25/26 – 10/02/26: From $2,051
    25

    Fr

  • PDX–LIS, 09/26/26 – 10/03/26: From $2,051
    26

    Sa

  • PDX–LIS, 09/27/26 – 10/04/26: From $1,757
    27

    Su

  • PDX–LIS, 09/28/26 – 10/05/26: From $1,480
    28

    Mo

  • PDX–LIS, 09/29/26 – 10/06/26: From $1,315
    29

    Tu

  • PDX–LIS, 09/30/26 – 10/07/26: From $1,067
    30

    We

  • PDX–LIS, 10/01/26 – 10/08/26: From $1,127
    01

    Th

    OCT

    • range$1,067-$2,444

    DisclaimerFares displayed have been collected within the last 24hrs and may no longer be available at time of booking. Modifying this information may result in a different fare. To find the most updated fare, please visit aa.com. Fares listed may be Basic Economy, which class is subject to additional terms and conditions. Additional baggage fees and charges for optional products and services may apply.

    Find deals on Portland, OR to Lisbon flights

    $
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    Portland, OR (PDX)to

    Lisbon (LIS)
    11/18/26 - 11/25/26

    Round trip

    Economy

    from
    $758Fare subject to changes
    Updated: 45 minutes ago

    Portland, OR (PDX)to

    Lisbon (LIS)
    11/10/26 - 11/17/26

    Round trip

    Economy

    from
    $760Fare subject to changes
    Updated: 45 minutes ago

    Portland, OR (PDX)to

    Lisbon (LIS)
    11/11/26 - 11/18/26

    Round trip

    Economy

    from
    $760Fare subject to changes
    Updated: 45 minutes ago

    Portland, OR (PDX)to

    Lisbon (LIS)
    10/27/26 - 11/03/26

    Round trip

    Economy

    from
    $760Fare subject to changes
    Updated: 45 minutes ago

    Portland, OR (PDX)to

    Lisbon (LIS)
    11/04/26 - 11/11/26

    Round trip

    Economy

    from
    $760Fare subject to changes
    Updated: 45 minutes ago

    Portland, OR (PDX)to

    Lisbon (LIS)
    11/17/26 - 11/24/26

    Round trip

    Economy

    from
    $760Fare subject to changes
    Updated: 45 minutes ago

    Portland, OR (PDX)to

    Lisbon (LIS)
    10/28/26 - 11/04/26

    Round trip

    Economy

    from
    $760Fare subject to changes
    Updated: 45 minutes ago

    Portland, OR (PDX)to

    Lisbon (LIS)
    12/08/26 - 12/15/26

    Round trip

    Economy

    from
    $767Fare subject to changes
    Updated: 45 minutes ago

    *Fares displayed have been collected within the last 24hrs and may no longer be available at time of booking. Some fares listed may include one or more connections that are Basic Economy, which class is subject to additional terms and conditions. Modifying this information may result in a different fare. To find the most updated fare, please visit aa.com. Additional baggage fees and charges for optional products and services may apply.

    Finding cheap flights from Portland, OR to Lisbon

    Looking for lower fares on your trip from Portland, OR to Lisbon? Here are a few ways to save.

    • Book early: Booking 1 to 3 months ahead can help you find lower fares
    • Be flexible with dates: Midweek travel, like Tuesdays and Wednesdays, can be more affordable
    • Travel during less busy periods: Flying outside peak travel times can help find lower fares and avoid crowds

    Earn up to $500 back on your next American Airlines flight plus, 30,000 bonus miles. Offers vary elsewhere. Opens another site in a new window that may not meet accessibility guidelines.

    Upgrade your flight with Main Cabin Extra

    Make your trip more comfortable with Main Cabin Extra. Enjoy benefits like:

    • Extra legroom: More space with seats at the front of the Main Cabin or in exit rows.
    • Early boarding: Preferred Group 5 boarding allows easier access to overhead bins.
    • Complimentary drinks: Enjoy beer, wine and spirits on flights with full beverage service.

    Discover how Main Cabin Extra can enhance your trip.

    American Airlines flights from Portland, OR to Lisbon