Southwest® flights from Seattle/Tacoma to Tucson from $179

Promo Code

Low fares from Seattle/Tacoma to Tucson

$

Seattle/Tacoma (SEA)to

Tucson (TUS)
Depart: 09/16/2026

One-way

Basic

From
$179
Seen: 20 hrs ago

Seattle/Tacoma (SEA)to

Tucson (TUS)
Depart: 10/28/2026

One-way

Basic

From
$179
Seen: 6 hrs ago

Seattle/Tacoma (SEA)to

Tucson (TUS)
Depart: 09/10/2026

One-way

Basic

From
$179
Seen: 20 hrs ago

Seattle/Tacoma (SEA)to

Tucson (TUS)
Depart: 10/22/2026

One-way

Basic

From
$179
Seen: 7 hrs ago

Seattle/Tacoma (SEA)to

Tucson (TUS)
Depart: 10/29/2026

One-way

Basic

From
$179
Seen: 9 hrs ago

Seattle/Tacoma (SEA)to

Tucson (TUS)
Depart: 11/13/2026

One-way

Basic

From
$193
Seen: 20 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 Tucson

Aug 2026
From$334*
Seen: 14 hrs ago
One Way/Basic
Sep 2026
From$179*
Seen: 20 hrs ago
One Way/Basic
Oct 2026
From$179*
Seen: 7 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $179
cmp-daily-histogram-bars-legend-max-price-aria-label $379
Displaying fares for August-2026
  • SEA–TUS, 08/21/2026: From $379
    21

    Fri

    AUG

  • SEA–TUS, 08/22/2026: From $379
    22

    Sat

  • SEA–TUS, 08/23/2026: From $379
    23

    Sun

  • SEA–TUS, 08/24/2026: From $379
    24

    Mon

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

    Tue

  • SEA–TUS, 08/26/2026: From $379
    26

    Wed

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

    Thu

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

    Fri

  • SEA–TUS, 08/29/2026: From $334
    29

    Sat

  • SEA–TUS, 08/30/2026: From $334
    30

    Sun

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

    Mon

  • SEA–TUS, 09/01/2026: From $334
    01

    Tue

    SEP

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

    Wed

  • SEA–TUS, 09/03/2026: From $249
    03

    Thu

  • SEA–TUS, 09/04/2026: From $249
    04

    Fri

  • SEA–TUS, 09/05/2026: From $249
    05

    Sat

  • SEA–TUS, 09/06/2026: From $249
    06

    Sun

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

    Mon

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

    Tue

  • SEA–TUS, 09/09/2026: From $249
    09

    Wed

  • SEA–TUS, 09/10/2026: From $179
    10

    Thu

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

    Fri

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

    Sat

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

    Sun

  • SEA–TUS: cmp-view-offers-disclaimer. Find Offers
    14

    Mon

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

    Tue

  • SEA–TUS, 09/16/2026: From $179
    16

    Wed

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

    Thu

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

    Fri

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

    Sat

  • SEA–TUS, 09/20/2026: From $214
    20

    Sun

    • Range$179-$379

    *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:
    Tucson International Airport
    Distance:
    1216 miles

    Route Information

    92† Weekly flights

    † Weekly flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025. Note: route may not operate every day of the week.

    ‡ Nonstop flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025.

    Questions we hear the most

    There are 92 weekly flights from Seattle/Tacoma to Tucson on Southwest Airlines.
    To find the lowest fares by day and time to fly Seattle/Tacoma to Tucson with Southwest, check out our Low Fare Calendar.
    You can rent a car at Tucson International Airport book yours with your flight.
    Yes! Flights from Seattle/Tacoma to Tucson—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