American Airlines flights from Buffalo to Portland, OR

Recent searches for flights from Buffalo to Portland, OR

Sep 2026
From$337*
Updated: 6 hours ago
Round tripIEconomy
Oct 2026
From$337*
Updated: 6 hours ago
Round tripIEconomy
Nov 2026
From$337*
Updated: 6 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $337
cmp-daily-histogram-bars-legend-max-price-aria-label $679
Displaying fares for September-2026
  • BUF–PDX: cmp-view-offers-disclaimer. Find Offers
    03

    Th

    SEP

  • BUF–PDX, 09/04/26 – 09/11/26: From $679
    04

    Fr

  • BUF–PDX, 09/05/26 – 09/12/26: From $549
    05

    Sa

  • BUF–PDX, 09/06/26 – 09/13/26: From $679
    06

    Su

  • BUF–PDX, 09/07/26 – 09/14/26: From $679
    07

    Mo

  • BUF–PDX, 09/08/26 – 09/15/26: From $549
    08

    Tu

  • BUF–PDX, 09/09/26 – 09/12/26: From $549
    09

    We

  • BUF–PDX, 09/10/26 – 09/17/26: From $643
    10

    Th

  • BUF–PDX, 09/11/26 – 09/18/26: From $643
    11

    Fr

  • BUF–PDX, 09/12/26 – 09/19/26: From $549
    12

    Sa

  • BUF–PDX, 09/13/26 – 09/20/26: From $643
    13

    Su

  • BUF–PDX, 09/14/26 – 09/21/26: From $643
    14

    Mo

  • BUF–PDX, 09/15/26 – 09/22/26: From $549
    15

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  • BUF–PDX, 09/16/26 – 09/23/26: From $549
    16

    We

  • BUF–PDX, 09/17/26 – 09/24/26: From $643
    17

    Th

  • BUF–PDX, 09/18/26 – 09/25/26: From $643
    18

    Fr

  • BUF–PDX, 09/19/26 – 09/26/26: From $443
    19

    Sa

  • BUF–PDX, 09/20/26 – 09/27/26: From $613
    20

    Su

  • BUF–PDX, 09/21/26 – 09/28/26: From $472
    21

    Mo

  • BUF–PDX, 09/22/26 – 09/29/26: From $443
    22

    Tu

  • BUF–PDX, 09/23/26 – 09/30/26: From $443
    23

    We

  • BUF–PDX, 09/24/26 – 10/01/26: From $508
    24

    Th

  • BUF–PDX, 09/25/26 – 10/02/26: From $369
    25

    Fr

  • BUF–PDX, 09/26/26 – 10/03/26: From $337
    26

    Sa

  • BUF–PDX, 09/27/26 – 10/04/26: From $505
    27

    Su

  • BUF–PDX, 09/28/26 – 10/05/26: From $463
    28

    Mo

  • BUF–PDX, 09/29/26 – 10/06/26: From $337
    29

    Tu

  • BUF–PDX, 09/30/26 – 10/07/26: From $356
    30

    We

  • BUF–PDX: cmp-view-offers-disclaimer. Find Offers
    01

    Th

    OCT

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

    Fr

    • range$337-$679

    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 Buffalo to Portland, OR flights

    $
    keyboard_arrow_down

    Buffalo (BUF)to

    Portland, OR (PDX)
    10/13/26 - 10/20/26

    Round trip

    Economy

    from
    $337Fare subject to changes
    Updated: 6 hours ago

    Buffalo (BUF)to

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

    Round trip

    Economy

    from
    $337Fare subject to changes
    Updated: 6 hours ago

    Buffalo (BUF)to

    Portland, OR (PDX)
    10/20/26 - 10/27/26

    Round trip

    Economy

    from
    $337Fare subject to changes
    Updated: 6 hours ago

    Buffalo (BUF)to

    Portland, OR (PDX)
    10/29/26 - 11/05/26

    Round trip

    Economy

    from
    $337Fare subject to changes
    Updated: 6 hours ago

    Buffalo (BUF)to

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

    Round trip

    Economy

    from
    $337Fare subject to changes
    Updated: 6 hours ago

    Buffalo (BUF)to

    Portland, OR (PDX)
    11/11/26 - 11/18/26

    Round trip

    Economy

    from
    $337Fare subject to changes
    Updated: 6 hours ago

    Buffalo (BUF)to

    Portland, OR (PDX)
    10/07/26 - 10/14/26

    Round trip

    Economy

    from
    $337Fare subject to changes
    Updated: 6 hours ago

    Buffalo (BUF)to

    Portland, OR (PDX)
    10/14/26 - 10/21/26

    Round trip

    Economy

    from
    $337Fare 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 Buffalo to Portland, OR

    Looking for lower fares on your trip from Buffalo 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

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    American Airlines flights from Buffalo to Portland, OR