Southwest® flights from Kansas City to Portland, OR from $129

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Low fares from Kansas City to Portland, OR

$

Kansas City (MCI)to

Portland, OR (PDX)
Depart: 09/12/2026

One-way

Basic

From
$129
Seen: 22 minutes ago

Kansas City (MCI)to

Portland, OR (PDX)
Depart: 10/02/2026

One-way

Basic

From
$139
Seen: 21 hrs ago

Kansas City (MCI)to

Portland, OR (PDX)
Depart: 09/22/2026

One-way

Basic

From
$139
Seen: 17 hrs ago

Kansas City (MCI)to

Portland, OR (PDX)
Depart: 09/24/2026

One-way

Basic

From
$139
Seen: 4 hrs ago

Kansas City (MCI)to

Portland, OR (PDX)
Depart: 09/17/2026

One-way

Basic

From
$139
Seen: 15 hrs ago

Kansas City (MCI)to

Portland, OR (PDX)
Depart: 09/25/2026

One-way

Basic

From
$139
Seen: 17 hrs ago

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Explore flights from Kansas City to Portland, OR

Aug 2026
From$139*
Seen: 2 hrs ago
One Way/Basic
Sep 2026
From$129*
Seen: 22 minutes ago
One Way/Basic
Oct 2026
From$139*
Seen: 5 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $139
cmp-daily-histogram-bars-legend-max-price-aria-label $239
Displaying fares for August-2026
  • MCI–PDX: cmp-view-offers-disclaimer. Find Offers
    01

    Sat

    AUG

  • MCI–PDX, 08/02/2026: From $239
    02

    Sun

  • MCI–PDX, 08/03/2026: From $239
    03

    Mon

  • MCI–PDX, 08/04/2026: From $239
    04

    Tue

  • MCI–PDX, 08/05/2026: From $239
    05

    Wed

  • MCI–PDX, 08/06/2026: From $239
    06

    Thu

  • MCI–PDX, 08/07/2026: From $204
    07

    Fri

  • MCI–PDX, 08/08/2026: From $204
    08

    Sat

  • MCI–PDX, 08/09/2026: From $194
    09

    Sun

  • MCI–PDX, 08/10/2026: From $204
    10

    Mon

  • MCI–PDX, 08/11/2026: From $204
    11

    Tue

  • MCI–PDX, 08/12/2026: From $204
    12

    Wed

  • MCI–PDX: cmp-view-offers-disclaimer. Find Offers
    13

    Thu

  • MCI–PDX, 08/14/2026: From $180
    14

    Fri

  • MCI–PDX, 08/15/2026: From $170
    15

    Sat

  • MCI–PDX, 08/16/2026: From $180
    16

    Sun

  • MCI–PDX: cmp-view-offers-disclaimer. Find Offers
    17

    Mon

  • MCI–PDX, 08/18/2026: From $180
    18

    Tue

  • MCI–PDX, 08/19/2026: From $180
    19

    Wed

  • MCI–PDX, 08/20/2026: From $180
    20

    Thu

  • MCI–PDX: cmp-view-offers-disclaimer. Find Offers
    21

    Fri

  • MCI–PDX, 08/22/2026: From $180
    22

    Sat

  • MCI–PDX, 08/23/2026: From $170
    23

    Sun

  • MCI–PDX, 08/24/2026: From $180
    24

    Mon

  • MCI–PDX, 08/25/2026: From $180
    25

    Tue

  • MCI–PDX, 08/26/2026: From $139
    26

    Wed

  • MCI–PDX, 08/27/2026: From $139
    27

    Thu

  • MCI–PDX, 08/28/2026: From $139
    28

    Fri

  • MCI–PDX: cmp-view-offers-disclaimer. Find Offers
    29

    Sat

  • MCI–PDX: cmp-view-offers-disclaimer. Find Offers
    30

    Sun

  • MCI–PDX: cmp-view-offers-disclaimer. Find Offers
    31

    Mon

    • Range$139-$239

    *Fares displayed have been collected within the last 24 hours and may no longer be available at time of booking. Additional fees and charges for optional products and services may apply. Modifying this information may result in a different fare. To find the most updated fare, please visit Southwest.com. Fares listed are Basic, which are subject to additional terms and conditions.

    Flight Details

    Departing from:
    Kansas City International Airport
    Arriving at:
    Portland International Airport
    Distance:
    1482 miles

    Route Information

    152† Weekly flights

    † Weekly flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025. Note: route may not operate every day of the week.

    ‡ Nonstop flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025.

    Questions we hear the most

    There are 152 weekly flights from Kansas City to Portland, OR on Southwest Airlines.
    To find the lowest fares by day and time to fly Kansas City to Portland, OR with Southwest, check out our Low Fare Calendar.
    You can rent a car at Portland International Airport book yours with your flight.
    Yes! Flights from Kansas City to Portland, OR—or from here or there to anywhere—can be changed with no change fees. Fare difference may apply.
    Check the status of your upcoming Southwest flight.
    Check out the Southwest Airlines® Help Center for answers about everything Southwest.

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