American Airlines flights from San Antonio to Portland, OR

Recent searches for flights from San Antonio to Portland, OR

Aug 2026
From$335*
Updated: 6 hours ago
Round tripIEconomy
Sep 2026
From$328*
Updated: 6 hours ago
Round tripIEconomy
Oct 2026
From$347*
Updated: 6 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $335
cmp-daily-histogram-bars-legend-max-price-aria-label $838
Displaying fares for August-2026
  • SAT–PDX, 08/05/26 – 08/12/26: From $694
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    AUG

  • SAT–PDX, 08/06/26 – 08/13/26: From $732
    06

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  • SAT–PDX, 08/07/26 – 08/14/26: From $758
    07

    Fr

  • SAT–PDX, 08/08/26 – 08/15/26: From $719
    08

    Sa

  • SAT–PDX, 08/09/26 – 08/16/26: From $838
    09

    Su

  • SAT–PDX, 08/10/26 – 08/14/26: From $732
    10

    Mo

  • SAT–PDX, 08/11/26 – 08/15/26: From $447
    11

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  • SAT–PDX, 08/12/26 – 08/19/26: From $447
    12

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  • SAT–PDX, 08/13/26 – 08/14/26: From $482
    13

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  • SAT–PDX, 08/14/26 – 08/21/26: From $447
    14

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  • SAT–PDX, 08/15/26 – 08/22/26: From $503
    15

    Sa

  • SAT–PDX, 08/16/26 – 08/23/26: From $447
    16

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  • SAT–PDX, 08/17/26 – 08/24/26: From $447
    17

    Mo

  • SAT–PDX, 08/18/26 – 08/25/26: From $447
    18

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  • SAT–PDX, 08/19/26 – 08/26/26: From $423
    19

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  • SAT–PDX, 08/20/26 – 08/27/26: From $423
    20

    Th

  • SAT–PDX, 08/21/26 – 08/28/26: From $432
    21

    Fr

  • SAT–PDX, 08/22/26 – 08/29/26: From $397
    22

    Sa

  • SAT–PDX, 08/23/26 – 08/30/26: From $447
    23

    Su

  • SAT–PDX, 08/24/26 – 08/31/26: From $397
    24

    Mo

  • SAT–PDX, 08/25/26 – 09/01/26: From $397
    25

    Tu

  • SAT–PDX, 08/26/26 – 09/02/26: From $347
    26

    We

  • SAT–PDX, 08/27/26 – 09/03/26: From $423
    27

    Th

  • SAT–PDX, 08/28/26 – 09/04/26: From $417
    28

    Fr

  • SAT–PDX, 08/29/26 – 09/05/26: From $335
    29

    Sa

  • SAT–PDX, 08/30/26 – 09/06/26: From $435
    30

    Su

  • SAT–PDX, 08/31/26 – 09/07/26: From $516
    31

    Mo

  • SAT–PDX, 09/01/26 – 09/08/26: From $453
    01

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    SEP

  • SAT–PDX: cmp-view-offers-disclaimer. Find Offers
    02

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    03

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  • SAT–PDX, 09/04/26 – 09/11/26: From $405
    04

    Fr

    • range$335-$838

    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 San Antonio to Portland, OR flights

    $
    keyboard_arrow_down

    San Antonio (SAT)to

    Portland, OR (PDX)
    09/05/26 - 09/12/26

    Round trip

    Economy

    from
    $328Fare subject to changes
    Updated: 6 hours ago

    San Antonio (SAT)to

    Portland, OR (PDX)
    08/29/26 - 09/05/26

    Round trip

    Economy

    from
    $335Fare subject to changes
    Updated: 6 hours ago

    San Antonio (SAT)to

    Portland, OR (PDX)
    09/12/26 - 09/19/26

    Round trip

    Economy

    from
    $340Fare subject to changes
    Updated: 6 hours ago

    San Antonio (SAT)to

    Portland, OR (PDX)
    09/09/26 - 09/16/26

    Round trip

    Economy

    from
    $340Fare subject to changes
    Updated: 6 hours ago

    San Antonio (SAT)to

    Portland, OR (PDX)
    09/10/26 - 09/17/26

    Round trip

    Economy

    from
    $340Fare subject to changes
    Updated: 6 hours ago

    San Antonio (SAT)to

    Portland, OR (PDX)
    10/17/26 - 10/24/26

    Round trip

    Economy

    from
    $347Fare subject to changes
    Updated: 6 hours ago

    San Antonio (SAT)to

    Portland, OR (PDX)
    10/21/26 - 10/28/26

    Round trip

    Economy

    from
    $347Fare subject to changes
    Updated: 6 hours ago

    San Antonio (SAT)to

    Portland, OR (PDX)
    10/28/26 - 11/04/26

    Round trip

    Economy

    from
    $347Fare subject to changes
    Updated: 6 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 San Antonio to Portland, OR

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