Southwest® flights from Baltimore/Washington to Portland, OR from $152

Promo Code

Low fares from Baltimore/Washington to Portland, OR

$

Baltimore/Washington (BWI)to

Portland, OR (PDX)
Depart: 10/07/2026

One-way

Basic

From
$152
Seen: 4 hrs ago

Baltimore/Washington (BWI)to

Portland, OR (PDX)
Depart: 10/03/2026

One-way

Basic

From
$152
Seen: 1 hour ago

Baltimore/Washington (BWI)to

Portland, OR (PDX)
Depart: 10/20/2026

One-way

Basic

From
$152
Seen: 13 hrs ago

Baltimore/Washington (BWI)to

Portland, OR (PDX)
Depart: 10/21/2026

One-way

Basic

From
$152
Seen: 10 hrs ago

Baltimore/Washington (BWI)to

Portland, OR (PDX)
Depart: 10/17/2026

One-way

Basic

From
$152
Seen: 20 hrs ago

Baltimore/Washington (BWI)to

Portland, OR (PDX)
Depart: 10/24/2026

One-way

Basic

From
$152
Seen: 5 hrs ago

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Explore flights from Baltimore/Washington to Portland, OR

Sep 2026
From$152*
Seen: 5 hrs ago
One Way/Basic
Oct 2026
From$152*
Seen: 20 hrs ago
One Way/Basic
Nov 2026
From$152*
Seen: 4 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $152
cmp-daily-histogram-bars-legend-max-price-aria-label $389
Displaying fares for September-2026
  • BWI–PDX, 09/11/2026: From $389
    11

    Fri

    SEP

  • BWI–PDX: cmp-view-offers-disclaimer. Find Offers
    12

    Sat

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    13

    Sun

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    14

    Mon

  • BWI–PDX, 09/15/2026: From $389
    15

    Tue

  • BWI–PDX, 09/16/2026: From $354
    16

    Wed

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    17

    Thu

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    18

    Fri

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    19

    Sat

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    20

    Sun

  • BWI–PDX, 09/21/2026: From $364
    21

    Mon

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    22

    Tue

  • BWI–PDX, 09/23/2026: From $284
    23

    Wed

  • BWI–PDX, 09/24/2026: From $309
    24

    Thu

  • BWI–PDX, 09/25/2026: From $284
    25

    Fri

  • BWI–PDX, 09/26/2026: From $284
    26

    Sat

  • BWI–PDX: cmp-view-offers-disclaimer. Find Offers
    27

    Sun

  • BWI–PDX: cmp-view-offers-disclaimer. Find Offers
    28

    Mon

  • BWI–PDX, 09/29/2026: From $284
    29

    Tue

  • BWI–PDX, 09/30/2026: From $152
    30

    Wed

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

    Thu

    OCT

  • BWI–PDX, 10/02/2026: From $241
    02

    Fri

  • BWI–PDX, 10/03/2026: From $152
    03

    Sat

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    04

    Sun

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    05

    Mon

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    06

    Tue

  • BWI–PDX, 10/07/2026: From $152
    07

    Wed

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

    Thu

  • BWI–PDX, 10/09/2026: From $241
    09

    Fri

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

    Sat

    • Range$152-$389

    *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:
    Balt./Wash. International Airport
    Arriving at:
    Portland International Airport
    Average flight time:
    5 hours 35 minutes
    Distance:
    2358 miles

    Route Information

    155† Weekly flights
    • 1‡ Nonstop flight per day Monday through Friday

    † 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

    The average flight time from Baltimore/Washington to Portland, OR is 5 hours 35 minutes.
    There are 155 weekly flights from Baltimore/Washington to Portland, OR on Southwest Airlines.
    Yes, Southwest flies nonstop from Baltimore/Washington to Portland, OR once per day from Monday through Friday.
    To find the lowest fares by day and time to fly Baltimore/Washington 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 Baltimore/Washington 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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