Southwest® flights from Raleigh/Durham to Seattle/Tacoma from $199

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Low fares from Raleigh/Durham to Seattle/Tacoma

$

Raleigh/Durham (RDU)to

Seattle/Tacoma (SEA)
Depart: 12/15/2026

One-way

Basic

From
$199
Seen: 9 hrs ago

Raleigh/Durham (RDU)to

Seattle/Tacoma (SEA)
Depart: 12/24/2026

One-way

Basic

From
$219
Seen: 6 hrs ago

Raleigh/Durham (RDU)to

Seattle/Tacoma (SEA)
Depart: 12/13/2026

One-way

Basic

From
$219
Seen: 19 hrs ago

Raleigh/Durham (RDU)to

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

One-way

Basic

From
$220
Seen: 12 hrs ago

Raleigh/Durham (RDU)to

Seattle/Tacoma (SEA)
Depart: 12/25/2026

One-way

Basic

From
$225
Seen: 8 hrs ago

Raleigh/Durham (RDU)to

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

One-way

Basic

From
$245
Seen: 12 hrs ago

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Explore flights from Raleigh/Durham to Seattle/Tacoma

Nov 2026
From$439*
Seen: 22 hrs ago
One Way/Basic
Dec 2026
From$199*
Seen: 9 hrs ago
One Way/Basic
Jan 2027
From$344*
Seen: 8 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $220
Displaying fares for November-2026
  • RDU–SEA: cmp-view-offers-disclaimer. Find Offers
    13

    Fri

    NOV

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    14

    Sat

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    15

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    16

    Mon

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    18

    Wed

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    19

    Thu

  • RDU–SEA, 11/20/2026: From $444
    20

    Fri

  • RDU–SEA, 11/21/2026: From $444
    21

    Sat

  • RDU–SEA: cmp-view-offers-disclaimer. Find Offers
    22

    Sun

  • RDU–SEA, 11/23/2026: From $439
    23

    Mon

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    24

    Tue

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    25

    Wed

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    26

    Thu

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    27

    Fri

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    28

    Sat

  • RDU–SEA: cmp-view-offers-disclaimer. Find Offers
    29

    Sun

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    30

    Mon

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    01

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    DEC

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    02

    Wed

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    03

    Thu

  • RDU–SEA, 12/04/2026: From $254
    04

    Fri

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    05

    Sat

  • RDU–SEA: cmp-view-offers-disclaimer. Find Offers
    06

    Sun

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    07

    Mon

  • RDU–SEA, 12/08/2026: From $220
    08

    Tue

  • RDU–SEA: cmp-view-offers-disclaimer. Find Offers
    09

    Wed

  • RDU–SEA: cmp-view-offers-disclaimer. Find Offers
    10

    Thu

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

    Fri

  • RDU–SEA, 12/12/2026: From $245
    12

    Sat

    • Range$220-$444

    *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:
    Raleigh/Durham Airport
    Arriving at:
    Seattle/Tacoma International Airport
    Distance:
    2354 miles

    Questions we hear the most

    There are 67 weekly flights from Raleigh/Durham to Seattle/Tacoma on Southwest Airlines.
    To find the lowest fares by day and time to fly Raleigh/Durham 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 Raleigh/Durham 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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