American Airlines flights from London to Portland, OR

Recent searches for flights from London to Portland, OR

cmp-daily-histogram-bars-legend-min-price-aria-label £745
cmp-daily-histogram-bars-legend-max-price-aria-label £1.7K
Displaying fares for August-2026
  • LHR–PDX, 10/08/2026 – 17/08/2026: From £1,638
    10

    Mo

    AUG

  • LHR–PDX, 11/08/2026 – 18/08/2026: From £1,638
    11

    Tu

  • LHR–PDX, 12/08/2026 – 19/08/2026: From £1,638
    12

    We

  • LHR–PDX, 13/08/2026 – 20/08/2026: From £1,672
    13

    Th

  • LHR–PDX, 14/08/2026 – 21/08/2026: From £1,702
    14

    Fr

  • LHR–PDX, 15/08/2026 – 22/08/2026: From £1,702
    15

    Sa

  • LHR–PDX, 16/08/2026 – 23/08/2026: From £1,702
    16

    Su

  • LHR–PDX, 17/08/2026 – 24/08/2026: From £1,524
    17

    Mo

  • LHR–PDX, 18/08/2026 – 25/08/2026: From £1,524
    18

    Tu

  • LHR–PDX, 19/08/2026 – 26/08/2026: From £1,524
    19

    We

  • LHR–PDX, 20/08/2026 – 27/08/2026: From £1,554
    20

    Th

  • LHR–PDX, 21/08/2026 – 28/08/2026: From £1,413
    21

    Fr

  • LHR–PDX, 22/08/2026 – 29/08/2026: From £1,413
    22

    Sa

  • LHR–PDX, 23/08/2026 – 30/08/2026: From £1,417
    23

    Su

  • LHR–PDX, 24/08/2026 – 31/08/2026: From £1,078
    24

    Mo

  • LHR–PDX, 25/08/2026 – 01/09/2026: From £1,082
    25

    Tu

  • LHR–PDX, 26/08/2026 – 02/09/2026: From £1,078
    26

    We

  • LHR–PDX, 27/08/2026 – 03/09/2026: From £1,001
    27

    Th

  • LHR–PDX, 28/08/2026 – 04/09/2026: From £978
    28

    Fr

  • LHR–PDX, 29/08/2026 – 05/09/2026: From £982
    29

    Sa

  • LHR–PDX, 30/08/2026 – 06/09/2026: From £978
    30

    Su

  • LHR–PDX, 31/08/2026 – 07/09/2026: From £922
    31

    Mo

  • LHR–PDX, 01/09/2026 – 08/09/2026: From £801
    01

    Tu

    SEP

  • LHR–PDX, 02/09/2026 – 09/09/2026: From £797
    02

    We

  • LHR–PDX, 03/09/2026 – 10/09/2026: From £827
    03

    Th

  • LHR–PDX, 04/09/2026 – 11/09/2026: From £857
    04

    Fr

  • LHR–PDX, 05/09/2026 – 12/09/2026: From £861
    05

    Sa

  • LHR–PDX, 06/09/2026 – 13/09/2026: From £861
    06

    Su

  • LHR–PDX, 07/09/2026 – 14/09/2026: From £749
    07

    Mo

  • LHR–PDX, 08/09/2026 – 15/09/2026: From £749
    08

    Tu

  • LHR–PDX, 09/09/2026 – 16/09/2026: From £745
    09

    We

  • range£745-£1,702

    More Destinations Together

    Our partnership with British Airways gives you access to the U.S. and beyond.  When you fly with American or British Airways, you can earn and redeem AAdvantage® Miles, plus, enjoy the benefits of your AAdvantage® status on both airlines.

    Find deals on London to Portland, OR flights

    £
    keyboard_arrow_down

    *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.

    American Airlines flights from London to Portland, OR

    Explore more flights with American Airlines