Southwest® flights from Cleveland to Seattle/Tacoma from $143

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Low fares from Cleveland to Seattle/Tacoma

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Cleveland (CLE)to

Seattle/Tacoma (SEA)
Depart: 09/28/2026

One-way

Basic

From
$143
Seen: 12 hrs ago

Cleveland (CLE)to

Seattle/Tacoma (SEA)
Depart: 09/21/2026

One-way

Basic

From
$143
Seen: 1 hour ago

Cleveland (CLE)to

Seattle/Tacoma (SEA)
Depart: 09/25/2026

One-way

Basic

From
$143
Seen: 15 hrs ago

Cleveland (CLE)to

Seattle/Tacoma (SEA)
Depart: 09/24/2026

One-way

Basic

From
$143
Seen: 16 hrs ago

Cleveland (CLE)to

Seattle/Tacoma (SEA)
Depart: 09/14/2026

One-way

Basic

From
$143
Seen: 21 hrs ago

Cleveland (CLE)to

Seattle/Tacoma (SEA)
Depart: 10/15/2026

One-way

Basic

From
$189
Seen: 21 hrs ago

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Explore flights from Cleveland to Seattle/Tacoma

Aug 2026
From$261*
Seen: 23 hrs ago
One Way/Basic
Sep 2026
From$143*
Seen: 15 hrs ago
One Way/Basic
Oct 2026
From$189*
Seen: 21 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $143
Displaying fares for August-2026
  • CLE–SEA, 08/21/2026: From $307
    21

    Fri

    AUG

  • CLE–SEA, 08/22/2026: From $261
    22

    Sat

  • CLE–SEA: cmp-view-offers-disclaimer. Find Offers
    23

    Sun

  • CLE–SEA, 08/24/2026: From $307
    24

    Mon

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    25

    Tue

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    26

    Wed

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    27

    Thu

  • CLE–SEA, 08/28/2026: From $307
    28

    Fri

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    29

    Sat

  • CLE–SEA, 08/30/2026: From $307
    30

    Sun

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    31

    Mon

  • CLE–SEA: cmp-view-offers-disclaimer. Find Offers
    01

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    SEP

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    03

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    04

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    05

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    06

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    07

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    08

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    09

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    10

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    11

    Fri

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    12

    Sat

  • CLE–SEA, 09/13/2026: From $218
    13

    Sun

  • CLE–SEA, 09/14/2026: From $143
    14

    Mon

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    15

    Tue

  • CLE–SEA, 09/16/2026: From $189
    16

    Wed

  • CLE–SEA, 09/17/2026: From $189
    17

    Thu

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    18

    Fri

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    19

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    20

    Sun

    • Range$143-$307

    *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:
    Hopkins International Airport
    Arriving at:
    Seattle/Tacoma International Airport
    Distance:
    2021 miles

    Route Information

    65† 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 65 weekly flights from Cleveland to Seattle/Tacoma on Southwest Airlines.
    To find the lowest fares by day and time to fly Cleveland to Seattle/Tacoma with Southwest, check out our Low Fare Calendar.
    You can rent a car at Seattle/Tacoma International Airport book yours with your flight.
    Yes! Flights from Cleveland to Seattle/Tacoma—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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