Southwest® flights from Grand Rapids to San Diego from $156

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Low fares from Grand Rapids to San Diego

$

Grand Rapids (GRR)to

San Diego (SAN)
Depart: 09/05/2026

One-way

Basic

From
$156
Seen: 8 hrs ago

Grand Rapids (GRR)to

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

One-way

Basic

From
$161
Seen: 4 hrs ago

Grand Rapids (GRR)to

San Diego (SAN)
Depart: 08/29/2026

One-way

Basic

From
$174
Seen: 9 hrs ago

Grand Rapids (GRR)to

San Diego (SAN)
Depart: 09/01/2026

One-way

Basic

From
$174
Seen: 12 hrs ago

Grand Rapids (GRR)to

San Diego (SAN)
Depart: 09/02/2026

One-way

Basic

From
$174
Seen: 11 hrs ago

Grand Rapids (GRR)to

San Diego (SAN)
Depart: 09/24/2026

One-way

Basic

From
$174
Seen: 12 hrs ago

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Explore flights from Grand Rapids to San Diego

Aug 2026
From$174*
Seen: 9 hrs ago
One Way/Basic
Sep 2026
From$156*
Seen: 8 hrs ago
One Way/Basic
Oct 2026
From$239*
Seen: 13 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $174
cmp-daily-histogram-bars-legend-max-price-aria-label $569
Displaying fares for August-2026
  • GRR–SAN, 08/01/2026: From $569
    01

    Sat

    AUG

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    02

    Sun

  • GRR–SAN, 08/03/2026: From $569
    03

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    04

    Tue

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    05

    Wed

  • GRR–SAN, 08/06/2026: From $569
    06

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    07

    Fri

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    08

    Sat

  • GRR–SAN, 08/09/2026: From $494
    09

    Sun

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    10

    Mon

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    11

    Tue

  • GRR–SAN, 08/12/2026: From $494
    12

    Wed

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    13

    Thu

  • GRR–SAN, 08/14/2026: From $299
    14

    Fri

  • GRR–SAN, 08/15/2026: From $299
    15

    Sat

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    16

    Sun

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    17

    Mon

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    18

    Tue

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    19

    Wed

  • GRR–SAN, 08/20/2026: From $299
    20

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    21

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    22

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    23

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    24

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    25

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    26

    Wed

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    27

    Thu

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    28

    Fri

  • GRR–SAN, 08/29/2026: From $174
    29

    Sat

  • GRR–SAN, 08/30/2026: From $239
    30

    Sun

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    31

    Mon

    • Range$174-$569

    *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:
    Kent County International Airport
    Arriving at:
    San Diego International Airport
    Distance:
    1855 miles

    Route Information

    94† 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 94 weekly flights from Grand Rapids to San Diego on Southwest Airlines.
    To find the lowest fares by day and time to fly Grand Rapids 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 Grand Rapids 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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