Southwest® flights from Raleigh/Durham to Seattle/Tacoma from $159

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Low fares from Raleigh/Durham to Seattle/Tacoma

$

Raleigh/Durham (RDU)to

Seattle/Tacoma (SEA)
Depart: 11/18/2026

One-way

Basic

From
$159
Seen: 23 hrs ago

Raleigh/Durham (RDU)to

Seattle/Tacoma (SEA)
Depart: 12/02/2026

One-way

Basic

From
$159
Seen: 4 hrs ago

Raleigh/Durham (RDU)to

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

One-way

Basic

From
$159
Seen: 22 hrs ago

Raleigh/Durham (RDU)to

Seattle/Tacoma (SEA)
Depart: 12/10/2026

One-way

Basic

From
$159
Seen: 12 hrs ago

Raleigh/Durham (RDU)to

Seattle/Tacoma (SEA)
Depart: 11/17/2026

One-way

Basic

From
$159
Seen: 22 hrs ago

Raleigh/Durham (RDU)to

Seattle/Tacoma (SEA)
Depart: 12/16/2026

One-way

Basic

From
$159
Seen: 22 hrs ago

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Explore flights from Raleigh/Durham to Seattle/Tacoma

Oct 2026
From$604*
Seen: 52 minutes ago
One Way/Basic
Nov 2026
From$159*
Seen: 22 hrs ago
One Way/Basic
Dec 2026
From$159*
Seen: 22 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $159
cmp-daily-histogram-bars-legend-max-price-aria-label $604
Displaying fares for October-2026
  • RDU–SEA, 10/24/2026: From $604
    24

    Sat

    OCT

  • RDU–SEA, 10/25/2026: From $604
    25

    Sun

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    26

    Mon

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    27

    Tue

  • RDU–SEA, 10/28/2026: From $604
    28

    Wed

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    29

    Thu

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    30

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    31

    Sat

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    01

    Sun

    NOV

  • RDU–SEA, 11/02/2026: From $434
    02

    Mon

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    03

    Tue

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    04

    Wed

  • RDU–SEA, 11/05/2026: From $324
    05

    Thu

  • RDU–SEA, 11/06/2026: From $324
    06

    Fri

  • RDU–SEA, 11/07/2026: From $324
    07

    Sat

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    08

    Sun

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    09

    Mon

  • RDU–SEA, 11/10/2026: From $178
    10

    Tue

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

    Wed

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    12

    Thu

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    13

    Fri

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    14

    Sat

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    15

    Sun

  • RDU–SEA: cmp-view-offers-disclaimer. Find Offers
    16

    Mon

  • RDU–SEA, 11/17/2026: From $159
    17

    Tue

  • RDU–SEA, 11/18/2026: From $159
    18

    Wed

  • RDU–SEA, 11/19/2026: From $249
    19

    Thu

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    20

    Fri

  • RDU–SEA: cmp-view-offers-disclaimer. Find Offers
    21

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    22

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

    Mon

    • Range$159-$604

    *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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