Southwest® flights from Raleigh/Durham to San Diego from $109

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Low fares from Raleigh/Durham to San Diego

$

Raleigh/Durham (RDU)to

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

One-way

Basic

From
$109
Seen: 3 hrs ago

Raleigh/Durham (RDU)to

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

One-way

Basic

From
$109
Seen: 22 hrs ago

Raleigh/Durham (RDU)to

San Diego (SAN)
Depart: 09/15/2026

One-way

Basic

From
$109
Seen: 18 hrs ago

Raleigh/Durham (RDU)to

San Diego (SAN)
Depart: 09/19/2026

One-way

Basic

From
$109
Seen: 17 hrs ago

Raleigh/Durham (RDU)to

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

One-way

Basic

From
$124
Seen: 17 hrs ago

Raleigh/Durham (RDU)to

San Diego (SAN)
Depart: 10/19/2026

One-way

Basic

From
$124
Seen: 4 hrs ago

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Explore flights from Raleigh/Durham to San Diego

Aug 2026
From$124*
Seen: 9 hrs ago
One Way/Basic
Sep 2026
From$109*
Seen: 22 hrs ago
One Way/Basic
Oct 2026
From$109*
Seen: 3 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $124
cmp-daily-histogram-bars-legend-max-price-aria-label $300
Displaying fares for August-2026
  • RDU–SAN: cmp-view-offers-disclaimer. Find Offers
    01

    Sat

    AUG

  • RDU–SAN: cmp-view-offers-disclaimer. Find Offers
    02

    Sun

  • RDU–SAN, 08/03/2026: From $184
    03

    Mon

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

    Tue

  • RDU–SAN, 08/05/2026: From $260
    05

    Wed

  • RDU–SAN, 08/06/2026: From $274
    06

    Thu

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

    Fri

  • RDU–SAN, 08/08/2026: From $245
    08

    Sat

  • RDU–SAN, 08/09/2026: From $300
    09

    Sun

  • RDU–SAN: cmp-view-offers-disclaimer. Find Offers
    10

    Mon

  • RDU–SAN, 08/11/2026: From $199
    11

    Tue

  • RDU–SAN, 08/12/2026: From $189
    12

    Wed

  • RDU–SAN, 08/13/2026: From $184
    13

    Thu

  • RDU–SAN: cmp-view-offers-disclaimer. Find Offers
    14

    Fri

  • RDU–SAN: cmp-view-offers-disclaimer. Find Offers
    15

    Sat

  • RDU–SAN, 08/16/2026: From $199
    16

    Sun

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

    Mon

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

    Tue

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

    Wed

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

    Thu

  • RDU–SAN, 08/21/2026: From $124
    21

    Fri

  • RDU–SAN, 08/22/2026: From $124
    22

    Sat

  • RDU–SAN: cmp-view-offers-disclaimer. Find Offers
    23

    Sun

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

    Mon

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

    Tue

  • RDU–SAN, 08/26/2026: From $124
    26

    Wed

  • RDU–SAN: cmp-view-offers-disclaimer. Find Offers
    27

    Thu

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

    Fri

  • RDU–SAN, 08/29/2026: From $124
    29

    Sat

  • RDU–SAN: cmp-view-offers-disclaimer. Find Offers
    30

    Sun

  • RDU–SAN, 08/31/2026: From $124
    31

    Mon

    • Range$124-$300

    *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:
    Raleigh/Durham Airport
    Arriving at:
    San Diego International Airport
    Distance:
    2193 miles

    Route Information

    151† 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 151 weekly flights from Raleigh/Durham to San Diego on Southwest Airlines.
    To find the lowest fares by day and time to fly Raleigh/Durham 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 Raleigh/Durham 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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