Southwest® flights from Seattle/Tacoma to Des Moines from $194

Promo Code

Low fares from Seattle/Tacoma to Des Moines

$

Seattle/Tacoma (SEA)to

Des Moines (DSM)
Depart: 12/09/2026

One-way

Basic

From
$194
Seen: 57 minutes ago

Seattle/Tacoma (SEA)to

Des Moines (DSM)
Depart: 01/20/2027

One-way

Basic

From
$194
Seen: 10 hrs ago

Seattle/Tacoma (SEA)to

Des Moines (DSM)
Depart: 12/12/2026

One-way

Basic

From
$204
Seen: 23 hrs ago

Seattle/Tacoma (SEA)to

Des Moines (DSM)
Depart: 01/21/2027

One-way

Basic

From
$214
Seen: 9 hrs ago

Seattle/Tacoma (SEA)to

Des Moines (DSM)
Depart: 12/11/2026

One-way

Basic

From
$234
Seen: 2 hrs ago

Seattle/Tacoma (SEA)to

Des Moines (DSM)
Depart: 01/20/2027

One-way

Choice

From
$239
Seen: 10 hrs ago

Looking for more low-fare flights?

Check out the Low Fare Calendar to find a fare that works for you. Just choose the month you want to depart and return, and we’ll show you the best fares available.

Find low fares

Explore flights from Seattle/Tacoma to Des Moines

Nov 2026
From$303*
Seen: 20 hrs ago
One Way/Basic
Dec 2026
From$194*
Seen: 57 minutes ago
One Way/Basic
Jan 2027
From$194*
Seen: 10 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $194
cmp-daily-histogram-bars-legend-max-price-aria-label $510
Displaying fares for November-2026
  • SEA–DSM, 11/11/2026: From $303
    11

    Wed

    NOV

  • SEA–DSM, 11/12/2026: From $379
    12

    Thu

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

    Fri

  • SEA–DSM, 11/14/2026: From $303
    14

    Sat

  • SEA–DSM: cmp-view-offers-disclaimer. Find Offers
    15

    Sun

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

    Mon

  • SEA–DSM, 11/17/2026: From $303
    17

    Tue

  • SEA–DSM, 11/18/2026: From $303
    18

    Wed

  • SEA–DSM: cmp-view-offers-disclaimer. Find Offers
    19

    Thu

  • SEA–DSM, 11/20/2026: From $374
    20

    Fri

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

    Sat

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

    Sun

  • SEA–DSM, 11/23/2026: From $314
    23

    Mon

  • SEA–DSM: cmp-view-offers-disclaimer. Find Offers
    24

    Tue

  • SEA–DSM, 11/25/2026: From $308
    25

    Wed

  • SEA–DSM: cmp-view-offers-disclaimer. Find Offers
    26

    Thu

  • SEA–DSM: cmp-view-offers-disclaimer. Find Offers
    27

    Fri

  • SEA–DSM, 11/28/2026: From $374
    28

    Sat

  • SEA–DSM, 11/29/2026: From $510
    29

    Sun

  • SEA–DSM: cmp-view-offers-disclaimer. Find Offers
    30

    Mon

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

    Tue

    DEC

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

    Wed

  • SEA–DSM: cmp-view-offers-disclaimer. Find Offers
    03

    Thu

  • SEA–DSM: cmp-view-offers-disclaimer. Find Offers
    04

    Fri

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

    Sat

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

    Sun

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

    Mon

  • SEA–DSM: cmp-view-offers-disclaimer. Find Offers
    08

    Tue

  • SEA–DSM, 12/09/2026: From $194
    09

    Wed

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

    Thu

    • Range$194-$510

    *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:
    Seattle/Tacoma International Airport
    Arriving at:
    Des Moines Airport
    Distance:
    1465 miles

    Questions we hear the most

    There are 55 weekly flights from Seattle/Tacoma to Des Moines on Southwest Airlines.
    To find the lowest fares by day and time to fly Seattle/Tacoma to Des Moines with Southwest, check out our Low Fare Calendar.
    You can rent a car at Des Moines Airport book yours with your flight.
    Yes! Flights from Seattle/Tacoma to Des Moines—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.

    Explore Flights from Other Popular Origins

    Popular Flights from Seattle/Tacoma