Southwest® flights from Greenville-Spartanburg to Seattle/Tacoma from $329

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Low fares from Greenville-Spartanburg to Seattle/Tacoma

$

Greenville-Spartanburg (GSP)to

Seattle/Tacoma (SEA)
Depart: 12/22/2026

One-way

Basic

From
$329
Seen: 1 hour ago

Greenville-Spartanburg (GSP)to

Seattle/Tacoma (SEA)
Depart: 12/01/2026

One-way

Basic

From
$345
Seen: 11 hrs ago

Greenville-Spartanburg (GSP)to

Seattle/Tacoma (SEA)
Depart: 11/14/2026

One-way

Basic

From
$355
Seen: 6 hrs ago

Greenville-Spartanburg (GSP)to

Seattle/Tacoma (SEA)
Depart: 12/22/2026

One-way

Choice

From
$384
Seen: 1 hour ago

Greenville-Spartanburg (GSP)to

Seattle/Tacoma (SEA)
Depart: 12/01/2026

One-way

Choice

From
$400
Seen: 11 hrs ago

Greenville-Spartanburg (GSP)to

Seattle/Tacoma (SEA)
Depart: 11/14/2026

One-way

Choice

From
$408
Seen: 6 hrs ago

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Explore flights from Greenville-Spartanburg to Seattle/Tacoma

Nov 2026
From$355*
Seen: 6 hrs ago
One Way/Basic
Dec 2026
From$329*
Seen: 1 hour ago
One Way/Basic
Jan 2027
No result for this month.
cmp-daily-histogram-bars-legend-min-price-aria-label $345
Displaying fares for November-2026
  • GSP–SEA: cmp-view-offers-disclaimer. Find Offers
    11

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    NOV

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    12

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  • GSP–SEA, 11/14/2026: From $355
    14

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  • GSP–SEA, 12/01/2026: From $345
    01

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    DEC

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    • Range$345-$355

    *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:
    Greenville-Spartanburg International Airport
    Arriving at:
    Seattle/Tacoma International Airport
    Distance:
    2233 miles

    Questions we hear the most

    There are 30 weekly flights from Greenville-Spartanburg to Seattle/Tacoma on Southwest Airlines.
    To find the lowest fares by day and time to fly Greenville-Spartanburg 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 Greenville-Spartanburg 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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