Southwest® flights from Seattle/Tacoma to Salt Lake City from $135

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Low fares from Seattle/Tacoma to Salt Lake City

$

Seattle/Tacoma (SEA)to

Salt Lake City (SLC)
Depart: 01/21/2027

One-way

Basic

From
$135
Seen: 18 hrs ago

Seattle/Tacoma (SEA)to

Salt Lake City (SLC)
Depart: 12/10/2026

One-way

Basic

From
$135
Seen: 3 hrs ago

Seattle/Tacoma (SEA)to

Salt Lake City (SLC)
Depart: 11/23/2026

One-way

Basic

From
$135
Seen: 22 hrs ago

Seattle/Tacoma (SEA)to

Salt Lake City (SLC)
Depart: 11/14/2026

One-way

Basic

From
$135
Seen: 2 hrs ago

Seattle/Tacoma (SEA)to

Salt Lake City (SLC)
Depart: 12/01/2026

One-way

Basic

From
$141
Seen: 7 hrs ago

Seattle/Tacoma (SEA)to

Salt Lake City (SLC)
Depart: 12/21/2026

One-way

Basic

From
$141
Seen: 13 hrs ago

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Explore flights from Seattle/Tacoma to Salt Lake City

Oct 2026
From$354*
Seen: 6 hrs ago
One Way/Basic
Nov 2026
From$135*
Seen: 22 hrs ago
One Way/Basic
Dec 2026
From$135*
Seen: 3 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $135
cmp-daily-histogram-bars-legend-max-price-aria-label $394
Displaying fares for October-2026
  • SEA–SLC, 10/23/2026: From $394
    23

    Fri

    OCT

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

    Sat

  • SEA–SLC: cmp-view-offers-disclaimer. Find Offers
    25

    Sun

  • SEA–SLC, 10/26/2026: From $394
    26

    Mon

  • SEA–SLC, 10/27/2026: From $394
    27

    Tue

  • SEA–SLC, 10/28/2026: From $394
    28

    Wed

  • SEA–SLC, 10/29/2026: From $354
    29

    Thu

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

    Fri

  • SEA–SLC, 10/31/2026: From $354
    31

    Sat

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

    Sun

    NOV

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

    Mon

  • SEA–SLC, 11/03/2026: From $354
    03

    Tue

  • SEA–SLC, 11/04/2026: From $354
    04

    Wed

  • SEA–SLC, 11/05/2026: From $264
    05

    Thu

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

    Fri

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

    Sat

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

    Sun

  • SEA–SLC, 11/09/2026: From $174
    09

    Mon

  • SEA–SLC, 11/10/2026: From $168
    10

    Tue

  • SEA–SLC, 11/11/2026: From $174
    11

    Wed

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

    Thu

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

    Fri

  • SEA–SLC, 11/14/2026: From $135
    14

    Sat

  • SEA–SLC, 11/15/2026: From $173
    15

    Sun

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

    Mon

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

    Tue

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

    Wed

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

    Thu

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    20

    Fri

  • SEA–SLC, 11/21/2026: From $141
    21

    Sat

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

    Sun

    • Range$135-$394

    *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:
    Salt Lake City International Airport
    Distance:
    689 miles

    Questions we hear the most

    There are 142 weekly flights from Seattle/Tacoma to Salt Lake City on Southwest Airlines.
    To find the lowest fares by day and time to fly Seattle/Tacoma to Salt Lake City with Southwest, check out our Low Fare Calendar.
    You can rent a car at Salt Lake City International Airport book yours with your flight.
    Yes! Flights from Seattle/Tacoma to Salt Lake City—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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