Southwest® flights from Santa Rosa to Seattle/Tacoma from $89

Promo Code

Low fares from Santa Rosa to Seattle/Tacoma

$

Santa Rosa (STS)to

Seattle/Tacoma (SEA)
Depart: 11/10/2026

One-way

Basic

From
$89

Low fares from Santa Rosa to Seattle/Tacoma

$

Santa Rosa (STS)to

Seattle/Tacoma (SEA)
Depart: 11/10/2026

One-way

Basic

From
$89
Seen: 20 hrs ago

Santa Rosa (STS)to

Seattle/Tacoma (SEA)
Depart: 12/08/2026

One-way

Basic

From
$94
Seen: 2 hrs ago

Santa Rosa (STS)to

Seattle/Tacoma (SEA)
Depart: 11/07/2026

One-way

Basic

From
$94
Seen: 23 hrs ago

Santa Rosa (STS)to

Seattle/Tacoma (SEA)
Depart: 12/11/2026

One-way

Basic

From
$99
Seen: 12 hrs ago

Santa Rosa (STS)to

Seattle/Tacoma (SEA)
Depart: 11/13/2026

One-way

Basic

From
$99
Seen: 6 hrs ago

Santa Rosa (STS)to

Seattle/Tacoma (SEA)
Depart: 10/20/2026

One-way

Basic

From
$100
Seen: 3 hrs ago

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Explore flights from Santa Rosa to Seattle/Tacoma

Sep 2026
From$334*
Seen: 13 hrs ago
One Way/Basic
Oct 2026
From$100*
Seen: 3 hrs ago
One Way/Basic
Nov 2026
From$89*
Seen: 20 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $180
Displaying fares for September-2026
  • STS–SEA: cmp-view-offers-disclaimer. Find Offers
    20

    Sun

    SEP

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    21

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    23

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    24

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    25

    Fri

  • STS–SEA, 09/26/2026: From $334
    26

    Sat

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    27

    Sun

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    28

    Mon

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    29

    Tue

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    30

    Wed

  • STS–SEA, 10/01/2026: From $334
    01

    Thu

    OCT

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    02

    Fri

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    07

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    08

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  • STS–SEA, 10/09/2026: From $224
    09

    Fri

  • STS–SEA, 10/10/2026: From $205
    10

    Sat

  • STS–SEA: cmp-view-offers-disclaimer. Find Offers
    11

    Sun

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    12

    Mon

  • STS–SEA, 10/13/2026: From $194
    13

    Tue

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    14

    Wed

  • STS–SEA, 10/15/2026: From $214
    15

    Thu

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    16

    Fri

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    17

    Sat

  • STS–SEA, 10/18/2026: From $244
    18

    Sun

  • STS–SEA, 10/19/2026: From $180
    19

    Mon

    • Range$180-$334

    *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:
    Charles M. Schulz–Sonoma County Airport
    Arriving at:
    Seattle/Tacoma International Airport
    Distance:
    618 miles

    Route Information

    33† 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 33 weekly flights from Santa Rosa to Seattle/Tacoma on Southwest Airlines.
    To find the lowest fares by day and time to fly Santa Rosa 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 Santa Rosa 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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