Southwest® flights from Colorado Springs to Seattle/Tacoma from $108

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Low fares from Colorado Springs to Seattle/Tacoma

$

Colorado Springs (COS)to

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

One-way

Basic

From
$108
Seen: 20 hrs ago

Colorado Springs (COS)to

Seattle/Tacoma (SEA)
Depart: 01/06/2027

One-way

Basic

From
$108
Seen: 19 hrs ago

Colorado Springs (COS)to

Seattle/Tacoma (SEA)
Depart: 11/26/2026

One-way

Basic

From
$108
Seen: 21 hrs ago

Colorado Springs (COS)to

Seattle/Tacoma (SEA)
Depart: 11/23/2026

One-way

Basic

From
$108
Seen: 17 hrs ago

Colorado Springs (COS)to

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

One-way

Basic

From
$108
Seen: 20 hrs ago

Colorado Springs (COS)to

Seattle/Tacoma (SEA)
Depart: 11/09/2026

One-way

Basic

From
$108
Seen: 16 hrs ago

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Explore flights from Colorado Springs to Seattle/Tacoma

Oct 2026
From$265*
Seen: 18 hrs ago
One Way/Basic
Nov 2026
From$108*
Seen: 21 hrs ago
One Way/Basic
Dec 2026
From$108*
Seen: 4 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $108
cmp-daily-histogram-bars-legend-max-price-aria-label $325
Displaying fares for October-2026
  • COS–SEA: cmp-view-offers-disclaimer. Find Offers
    23

    Fri

    OCT

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    24

    Sat

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    25

    Sun

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    26

    Mon

  • COS–SEA, 10/27/2026: From $325
    27

    Tue

  • COS–SEA: cmp-view-offers-disclaimer. Find Offers
    28

    Wed

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

    Thu

  • COS–SEA, 10/30/2026: From $265
    30

    Fri

  • COS–SEA: cmp-view-offers-disclaimer. Find Offers
    31

    Sat

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

    Sun

    NOV

  • COS–SEA: cmp-view-offers-disclaimer. Find Offers
    02

    Mon

  • COS–SEA, 11/03/2026: From $265
    03

    Tue

  • COS–SEA, 11/04/2026: From $215
    04

    Wed

  • COS–SEA: cmp-view-offers-disclaimer. Find Offers
    05

    Thu

  • COS–SEA, 11/06/2026: From $215
    06

    Fri

  • COS–SEA: cmp-view-offers-disclaimer. Find Offers
    07

    Sat

  • COS–SEA, 11/08/2026: From $255
    08

    Sun

  • COS–SEA, 11/09/2026: From $108
    09

    Mon

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

    Tue

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

    Wed

  • COS–SEA: cmp-view-offers-disclaimer. Find Offers
    12

    Thu

  • COS–SEA: cmp-view-offers-disclaimer. Find Offers
    13

    Fri

  • COS–SEA, 11/14/2026: From $119
    14

    Sat

  • COS–SEA, 11/15/2026: From $280
    15

    Sun

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

    Mon

  • COS–SEA: cmp-view-offers-disclaimer. Find Offers
    17

    Tue

  • COS–SEA: cmp-view-offers-disclaimer. Find Offers
    18

    Wed

  • COS–SEA, 11/19/2026: From $219
    19

    Thu

  • COS–SEA: cmp-view-offers-disclaimer. Find Offers
    20

    Fri

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

    Sat

  • COS–SEA, 11/22/2026: From $255
    22

    Sun

    • Range$108-$325

    *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:
    City of Colorado Springs Municipal Airport
    Arriving at:
    Seattle/Tacoma International Airport
    Distance:
    1068 miles

    Questions we hear the most

    There are 98 weekly flights from Colorado Springs to Seattle/Tacoma on Southwest Airlines.
    To find the lowest fares by day and time to fly Colorado Springs 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 Colorado Springs 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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