American Airlines flights from Portland, OR to Houston

Recent searches for flights from Portland, OR to Houston

Sep 2026
From$585*
Updated: 5 hours ago
Round tripIEconomy
Oct 2026
From$357*
Updated: 5 hours ago
Round tripIEconomy
Nov 2026
From$357*
Updated: 5 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $450
cmp-daily-histogram-bars-legend-max-price-aria-label $852
Displaying fares for September-2026
  • PDX–IAH, 09/11/26 – 09/18/26: From $852
    11

    Fr

    SEP

  • PDX–IAH, 09/12/26 – 09/19/26: From $852
    12

    Sa

  • PDX–IAH, 09/13/26 – 09/20/26: From $852
    13

    Su

  • PDX–IAH, 09/14/26 – 09/21/26: From $852
    14

    Mo

  • PDX–IAH, 09/15/26 – 09/22/26: From $852
    15

    Tu

  • PDX–IAH, 09/16/26 – 09/23/26: From $852
    16

    We

  • PDX–IAH, 09/17/26 – 09/24/26: From $752
    17

    Th

  • PDX–IAH, 09/18/26 – 09/25/26: From $752
    18

    Fr

  • PDX–IAH, 09/19/26 – 09/26/26: From $752
    19

    Sa

  • PDX–IAH, 09/20/26 – 09/27/26: From $752
    20

    Su

  • PDX–IAH, 09/21/26 – 09/28/26: From $752
    21

    Mo

  • PDX–IAH, 09/22/26 – 09/29/26: From $752
    22

    Tu

  • PDX–IAH, 09/23/26 – 09/30/26: From $752
    23

    We

  • PDX–IAH, 09/24/26 – 10/01/26: From $587
    24

    Th

  • PDX–IAH, 09/25/26 – 10/02/26: From $587
    25

    Fr

  • PDX–IAH, 09/26/26 – 10/03/26: From $585
    26

    Sa

  • PDX–IAH, 09/27/26 – 10/04/26: From $587
    27

    Su

  • PDX–IAH, 09/28/26 – 10/05/26: From $585
    28

    Mo

  • PDX–IAH, 09/29/26 – 10/06/26: From $585
    29

    Tu

  • PDX–IAH, 09/30/26 – 10/07/26: From $587
    30

    We

  • PDX–IAH, 10/01/26 – 10/08/26: From $577
    01

    Th

    OCT

  • PDX–IAH, 10/02/26 – 10/09/26: From $547
    02

    Fr

  • PDX–IAH, 10/03/26 – 10/10/26: From $450
    03

    Sa

  • PDX–IAH, 10/04/26 – 10/11/26: From $502
    04

    Su

  • PDX–IAH, 10/05/26 – 10/12/26: From $527
    05

    Mo

  • PDX–IAH, 10/06/26 – 10/13/26: From $452
    06

    Tu

  • PDX–IAH, 10/07/26 – 10/14/26: From $452
    07

    We

  • PDX–IAH: cmp-view-offers-disclaimer. Find Offers
    08

    Th

  • PDX–IAH: cmp-view-offers-disclaimer. Find Offers
    09

    Fr

  • PDX–IAH: cmp-view-offers-disclaimer. Find Offers
    10

    Sa

    • range$450-$852

    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 Houston flights

    $
    keyboard_arrow_down

    Portland, OR (PDX)to

    Houston (IAH)
    10/14/26 - 10/21/26

    Round trip

    Economy

    from
    $357Fare subject to changes
    Updated: 5 hours ago

    Portland, OR (PDX)to

    Houston (IAH)
    10/20/26 - 10/27/26

    Round trip

    Economy

    from
    $357Fare subject to changes
    Updated: 5 hours ago

    Portland, OR (PDX)to

    Houston (IAH)
    10/24/26 - 10/31/26

    Round trip

    Economy

    from
    $357Fare subject to changes
    Updated: 5 hours ago

    Portland, OR (PDX)to

    Houston (IAH)
    10/27/26 - 11/03/26

    Round trip

    Economy

    from
    $357Fare subject to changes
    Updated: 5 hours ago

    Portland, OR (PDX)to

    Houston (IAH)
    10/28/26 - 11/04/26

    Round trip

    Economy

    from
    $357Fare subject to changes
    Updated: 5 hours ago

    Portland, OR (PDX)to

    Houston (IAH)
    10/31/26 - 11/07/26

    Round trip

    Economy

    from
    $357Fare subject to changes
    Updated: 5 hours ago

    Portland, OR (PDX)to

    Houston (IAH)
    12/01/26 - 12/08/26

    Round trip

    Economy

    from
    $357Fare subject to changes
    Updated: 5 hours ago

    Portland, OR (PDX)to

    Houston (IAH)
    11/11/26 - 11/18/26

    Round trip

    Economy

    from
    $357Fare subject to changes
    Updated: 5 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 Houston

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

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    • Extra legroom: More space with seats at the front of the Main Cabin or in exit rows.
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    American Airlines flights from Portland, OR to Houston