Southwest® flights from Tucson to San Diego from $99

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Low fares from Tucson to San Diego

$

Tucson (TUS)to

San Diego (SAN)
Depart: 12/29/2026

One-way

Basic

From
$99
Seen: 23 hrs ago

Tucson (TUS)to

San Diego (SAN)
Depart: 10/27/2026

One-way

Basic

From
$99
Seen: 20 hrs ago

Tucson (TUS)to

San Diego (SAN)
Depart: 11/05/2026

One-way

Basic

From
$99
Seen: 12 hrs ago

Tucson (TUS)to

San Diego (SAN)
Depart: 10/31/2026

One-way

Basic

From
$99
Seen: 10 hrs ago

Tucson (TUS)to

San Diego (SAN)
Depart: 10/22/2026

One-way

Basic

From
$99
Seen: 8 hrs ago

Tucson (TUS)to

San Diego (SAN)
Depart: 12/02/2026

One-way

Basic

From
$99
Seen: 2 hrs ago

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Explore flights from Tucson to San Diego

Try alternate month or interact with individual days below in order to find offers.
Sep 2026
No result for this month.
Oct 2026
From$99*
Seen: 20 hrs ago
One Way/Basic
Nov 2026
From$99*
Seen: 7 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $99
cmp-daily-histogram-bars-legend-max-price-aria-label $369
Displaying fares for September-2026
  • TUS–SAN: cmp-view-offers-disclaimer. Find Offers
    30

    Wed

    SEP

  • TUS–SAN, 10/01/2026: From $369
    01

    Thu

  • TUS–SAN, 10/02/2026: From $369
    02

    Fri

  • TUS–SAN: cmp-view-offers-disclaimer. Find Offers
    03

    Sat

  • TUS–SAN: cmp-view-offers-disclaimer. Find Offers
    04

    Sun

  • TUS–SAN: cmp-view-offers-disclaimer. Find Offers
    05

    Mon

  • TUS–SAN, 10/06/2026: From $369
    06

    Tue

  • TUS–SAN, 10/07/2026: From $252
    07

    Wed

  • TUS–SAN, 10/08/2026: From $252
    08

    Thu

  • TUS–SAN, 10/09/2026: From $252
    09

    Fri

  • TUS–SAN, 10/10/2026: From $252
    10

    Sat

  • TUS–SAN, 10/11/2026: From $252
    11

    Sun

  • TUS–SAN, 10/12/2026: From $252
    12

    Mon

  • TUS–SAN, 10/13/2026: From $245
    13

    Tue

  • TUS–SAN, 10/14/2026: From $245
    14

    Wed

  • TUS–SAN, 10/15/2026: From $245
    15

    Thu

  • TUS–SAN, 10/16/2026: From $245
    16

    Fri

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

    Sat

  • TUS–SAN, 10/18/2026: From $245
    18

    Sun

  • TUS–SAN, 10/19/2026: From $245
    19

    Mon

  • TUS–SAN: cmp-view-offers-disclaimer. Find Offers
    20

    Tue

  • TUS–SAN, 10/21/2026: From $99
    21

    Wed

  • TUS–SAN, 10/22/2026: From $99
    22

    Thu

  • TUS–SAN, 10/23/2026: From $148
    23

    Fri

  • TUS–SAN: cmp-view-offers-disclaimer. Find Offers
    24

    Sat

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

    Sun

  • TUS–SAN, 10/26/2026: From $99
    26

    Mon

  • TUS–SAN, 10/27/2026: From $99
    27

    Tue

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

    Wed

  • TUS–SAN, 10/29/2026: From $99
    29

    Thu

    • Range$99-$369

    *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:
    Tucson International Airport
    Arriving at:
    San Diego International Airport
    Average flight time:
    1 hour 22 minutes
    Distance:
    368 miles

    Route Information

    130† Weekly flights
    • 1‡ Nonstop flight per day Monday through Friday
    • 1‡ Nonstop flight on Saturday
    • 2‡ Nonstop flights on Sunday

    † 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

    The average flight time from Tucson to San Diego is 1 hour 22 minutes.
    There are 130 weekly flights from Tucson to San Diego on Southwest Airlines.
    Yes, Southwest flies nonstop from Tucson to San Diego once per day from Monday through Friday.
    Yes, Southwest flies nonstop from Tucson to San Diego once per day on Saturdays and 2 times per day on Sundays.
    To find the lowest fares by day and time to fly Tucson to San Diego with Southwest, check out our Low Fare Calendar.
    You can rent a car at San Diego International Airport book yours with your flight.
    Yes! Flights from Tucson to San Diego—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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