Southwest® flights from Pittsburgh to San Diego from $170

Promo Code

Low fares from Pittsburgh to San Diego

$

Pittsburgh (PIT)to

San Diego (SAN)
Depart: 01/13/2027

One-way

Basic

From
$170
Seen: 20 hrs ago

Pittsburgh (PIT)to

San Diego (SAN)
Depart: 01/12/2027

One-way

Basic

From
$175
Seen: 15 hrs ago

Pittsburgh (PIT)to

San Diego (SAN)
Depart: 02/17/2027

One-way

Basic

From
$175
Seen: 13 hrs ago

Pittsburgh (PIT)to

San Diego (SAN)
Depart: 12/16/2026

One-way

Basic

From
$175
Seen: 13 hrs ago

Pittsburgh (PIT)to

San Diego (SAN)
Depart: 01/16/2027

One-way

Basic

From
$175
Seen: 10 hrs ago

Pittsburgh (PIT)to

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

One-way

Basic

From
$175
Seen: 6 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 Pittsburgh to San Diego

Nov 2026
From$219*
Seen: 20 hrs ago
One Way/Basic
Dec 2026
From$175*
Seen: 16 hrs ago
One Way/Basic
Jan 2027
From$170*
Seen: 20 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $175
cmp-daily-histogram-bars-legend-max-price-aria-label $350
Displaying fares for November-2026
  • PIT–SAN, 11/11/2026: From $224
    11

    Wed

    NOV

  • PIT–SAN: cmp-view-offers-disclaimer. Find Offers
    12

    Thu

  • PIT–SAN, 11/13/2026: From $219
    13

    Fri

  • PIT–SAN, 11/14/2026: From $224
    14

    Sat

  • PIT–SAN, 11/15/2026: From $224
    15

    Sun

  • PIT–SAN: cmp-view-offers-disclaimer. Find Offers
    16

    Mon

  • PIT–SAN, 11/17/2026: From $224
    17

    Tue

  • PIT–SAN: cmp-view-offers-disclaimer. Find Offers
    18

    Wed

  • PIT–SAN: cmp-view-offers-disclaimer. Find Offers
    19

    Thu

  • PIT–SAN, 11/20/2026: From $250
    20

    Fri

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

    Sat

  • PIT–SAN: cmp-view-offers-disclaimer. Find Offers
    22

    Sun

  • PIT–SAN, 11/23/2026: From $224
    23

    Mon

  • PIT–SAN, 11/24/2026: From $224
    24

    Tue

  • PIT–SAN, 11/25/2026: From $224
    25

    Wed

  • PIT–SAN, 11/26/2026: From $224
    26

    Thu

  • PIT–SAN, 11/27/2026: From $275
    27

    Fri

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

    Sat

  • PIT–SAN: cmp-view-offers-disclaimer. Find Offers
    29

    Sun

  • PIT–SAN, 11/30/2026: From $350
    30

    Mon

  • PIT–SAN, 12/01/2026: From $275
    01

    Tue

    DEC

  • PIT–SAN, 12/02/2026: From $175
    02

    Wed

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

    Thu

  • PIT–SAN, 12/04/2026: From $203
    04

    Fri

  • PIT–SAN, 12/05/2026: From $175
    05

    Sat

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

    Sun

  • PIT–SAN: cmp-view-offers-disclaimer. Find Offers
    07

    Mon

  • PIT–SAN: cmp-view-offers-disclaimer. Find Offers
    08

    Tue

  • PIT–SAN: cmp-view-offers-disclaimer. Find Offers
    09

    Wed

  • PIT–SAN, 12/10/2026: From $185
    10

    Thu

    • Range$175-$350

    *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:
    Pittsburgh International Airport
    Arriving at:
    San Diego International Airport
    Distance:
    2106 miles

    Questions we hear the most

    There are 156 weekly flights from Pittsburgh to San Diego on Southwest Airlines.
    To find the lowest fares by day and time to fly Pittsburgh 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 Pittsburgh 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 Pittsburgh