Southwest® flights from San Francisco to San Diego from $59

Promo Code

Low fares from San Francisco to San Diego

$

San Francisco (SFO)to

San Diego (SAN)
Depart: 12/14/2026

One-way

Basic

From
$59
Seen: 23 hrs ago

San Francisco (SFO)to

San Diego (SAN)
Depart: 11/14/2026

One-way

Basic

From
$59
Seen: 22 hrs ago

San Francisco (SFO)to

San Diego (SAN)
Depart: 11/09/2026

One-way

Basic

From
$59
Seen: 13 hrs ago

San Francisco (SFO)to

San Diego (SAN)
Depart: 12/15/2026

One-way

Basic

From
$59
Seen: 13 hrs ago

San Francisco (SFO)to

San Diego (SAN)
Depart: 12/01/2026

One-way

Basic

From
$59
Seen: 11 hrs ago

San Francisco (SFO)to

San Diego (SAN)
Depart: 12/05/2026

One-way

Basic

From
$59
Seen: 4 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 San Francisco to San Diego

Sep 2026
From$59*
Seen: 15 hrs ago
One Way/Basic
Oct 2026
From$59*
Seen: 21 hrs ago
One Way/Basic
Nov 2026
From$59*
Seen: 3 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $59
cmp-daily-histogram-bars-legend-max-price-aria-label $129
Displaying fares for September-2026
  • SFO–SAN, 09/08/2026: From $129
    08

    Tue

    SEP

  • SFO–SAN, 09/09/2026: From $129
    09

    Wed

  • SFO–SAN, 09/10/2026: From $129
    10

    Thu

  • SFO–SAN, 09/11/2026: From $129
    11

    Fri

  • SFO–SAN, 09/12/2026: From $129
    12

    Sat

  • SFO–SAN, 09/13/2026: From $129
    13

    Sun

  • SFO–SAN, 09/14/2026: From $129
    14

    Mon

  • SFO–SAN, 09/15/2026: From $129
    15

    Tue

  • SFO–SAN, 09/16/2026: From $129
    16

    Wed

  • SFO–SAN, 09/17/2026: From $129
    17

    Thu

  • SFO–SAN, 09/18/2026: From $129
    18

    Fri

  • SFO–SAN, 09/19/2026: From $129
    19

    Sat

  • SFO–SAN, 09/20/2026: From $129
    20

    Sun

  • SFO–SAN: cmp-view-offers-disclaimer. Find Offers
    21

    Mon

  • SFO–SAN, 09/22/2026: From $101
    22

    Tue

  • SFO–SAN, 09/23/2026: From $101
    23

    Wed

  • SFO–SAN, 09/24/2026: From $101
    24

    Thu

  • SFO–SAN, 09/25/2026: From $101
    25

    Fri

  • SFO–SAN, 09/26/2026: From $101
    26

    Sat

  • SFO–SAN, 09/27/2026: From $101
    27

    Sun

  • SFO–SAN, 09/28/2026: From $59
    28

    Mon

  • SFO–SAN, 09/29/2026: From $59
    29

    Tue

  • SFO–SAN, 09/30/2026: From $94
    30

    Wed

  • SFO–SAN, 10/01/2026: From $59
    01

    Thu

    OCT

  • SFO–SAN, 10/02/2026: From $76
    02

    Fri

  • SFO–SAN, 10/03/2026: From $59
    03

    Sat

  • SFO–SAN, 10/04/2026: From $109
    04

    Sun

  • SFO–SAN, 10/05/2026: From $59
    05

    Mon

  • SFO–SAN: cmp-view-offers-disclaimer. Find Offers
    06

    Tue

  • SFO–SAN, 10/07/2026: From $59
    07

    Wed

    • Range$59-$129

    *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:
    San Francisco International Airport
    Arriving at:
    San Diego International Airport
    Average flight time:
    1 hour 31 minutes
    Distance:
    447 miles

    Route Information

    141† Weekly flights
    • 7‡ Nonstop flights per day Monday through Friday
    • 3‡ Nonstop flights on Saturday
    • 5‡ 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 San Francisco to San Diego is 1 hour 31 minutes.
    There are 141 weekly flights from San Francisco to San Diego on Southwest Airlines.
    Yes, Southwest flies nonstop from San Francisco to San Diego 7 times per day from Monday through Friday.
    Yes, Southwest flies nonstop from San Francisco to San Diego 3 times per day on Saturdays and 5 times per day on Sundays.
    To find the lowest fares by day and time to fly San Francisco 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 San Francisco 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.

    Explore Flights from Other Popular Origins

    Popular Flights from San Francisco