American Airlines flights from Portland, OR to Sydney

Recent searches for flights from Portland, OR to Sydney

Sep 2026
From$1,415*
Updated: 7 hours ago
Round tripIEconomy
Oct 2026
From$1,307*
Updated: 7 hours ago
Round tripIEconomy
Nov 2026
From$1,307*
Updated: 7 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $1.4K
cmp-daily-histogram-bars-legend-max-price-aria-label $2.3K
Displaying fares for September-2026
  • PDX–SYD, 09/11/26 – 09/18/26: From $1,524
    11

    Fr

    SEP

  • PDX–SYD, 09/12/26 – 09/19/26: From $1,515
    12

    Sa

  • PDX–SYD, 09/13/26 – 09/20/26: From $1,519
    13

    Su

  • PDX–SYD, 09/14/26 – 09/21/26: From $1,515
    14

    Mo

  • PDX–SYD, 09/15/26 – 09/22/26: From $1,524
    15

    Tu

  • PDX–SYD, 09/16/26 – 09/23/26: From $1,515
    16

    We

  • PDX–SYD, 09/17/26 – 09/24/26: From $1,524
    17

    Th

  • PDX–SYD, 09/18/26 – 09/25/26: From $1,524
    18

    Fr

  • PDX–SYD, 09/19/26 – 09/26/26: From $1,533
    19

    Sa

  • PDX–SYD, 09/20/26 – 09/27/26: From $1,524
    20

    Su

  • PDX–SYD, 09/21/26 – 09/28/26: From $1,515
    21

    Mo

  • PDX–SYD, 09/22/26 – 09/29/26: From $1,524
    22

    Tu

  • PDX–SYD, 09/23/26 – 09/30/26: From $1,524
    23

    We

  • PDX–SYD, 09/24/26 – 10/01/26: From $1,520
    24

    Th

  • PDX–SYD, 09/25/26 – 10/02/26: From $1,516
    25

    Fr

  • PDX–SYD, 09/26/26 – 10/03/26: From $1,516
    26

    Sa

  • PDX–SYD, 09/27/26 – 10/04/26: From $1,461
    27

    Su

  • PDX–SYD, 09/28/26 – 10/05/26: From $1,415
    28

    Mo

  • PDX–SYD, 09/29/26 – 10/06/26: From $1,415
    29

    Tu

  • PDX–SYD, 09/30/26 – 10/07/26: From $1,415
    30

    We

  • PDX–SYD, 10/01/26 – 10/08/26: From $1,511
    01

    Th

    OCT

  • PDX–SYD, 10/02/26 – 10/09/26: From $1,667
    02

    Fr

  • PDX–SYD, 10/03/26 – 10/10/26: From $1,667
    03

    Sa

  • PDX–SYD, 10/04/26 – 10/11/26: From $1,465
    04

    Su

  • PDX–SYD, 10/05/26 – 10/12/26: From $1,566
    05

    Mo

  • PDX–SYD, 10/06/26 – 10/13/26: From $1,566
    06

    Tu

  • PDX–SYD, 10/07/26 – 10/14/26: From $2,266
    07

    We

  • PDX–SYD, 10/08/26 – 10/15/26: From $2,266
    08

    Th

  • PDX–SYD, 10/09/26 – 10/16/26: From $2,266
    09

    Fr

  • PDX–SYD, 10/10/26 – 10/17/26: From $2,266
    10

    Sa

    • range$1,415-$2,266

    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 Sydney flights

    $
    keyboard_arrow_down

    Portland, OR (PDX)to

    Sydney (SYD)
    10/26/26 - 11/02/26

    Round trip

    Economy

    from
    $1,307Fare subject to changes
    Updated: 7 hours ago

    Portland, OR (PDX)to

    Sydney (SYD)
    11/17/26 - 11/24/26

    Round trip

    Economy

    from
    $1,307Fare subject to changes
    Updated: 7 hours ago

    Portland, OR (PDX)to

    Sydney (SYD)
    12/02/26 - 12/09/26

    Round trip

    Economy

    from
    $1,307Fare subject to changes
    Updated: 7 hours ago

    Portland, OR (PDX)to

    Sydney (SYD)
    11/04/26 - 11/11/26

    Round trip

    Economy

    from
    $1,307Fare subject to changes
    Updated: 7 hours ago

    Portland, OR (PDX)to

    Sydney (SYD)
    11/10/26 - 11/17/26

    Round trip

    Economy

    from
    $1,307Fare subject to changes
    Updated: 7 hours ago

    Portland, OR (PDX)to

    Sydney (SYD)
    11/11/26 - 11/18/26

    Round trip

    Economy

    from
    $1,307Fare subject to changes
    Updated: 7 hours ago

    Portland, OR (PDX)to

    Sydney (SYD)
    11/18/26 - 11/25/26

    Round trip

    Economy

    from
    $1,307Fare subject to changes
    Updated: 7 hours ago

    Portland, OR (PDX)to

    Sydney (SYD)
    11/03/26 - 11/10/26

    Round trip

    Economy

    from
    $1,307Fare subject to changes
    Updated: 7 hours 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 Sydney

    Looking for lower fares on your trip from Portland, OR to Sydney? 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

    Citi / AAdvantage credit card offer.

    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 Sydney