Southwest® flights from Kansas City to San Diego from $149

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Low fares from Kansas City to San Diego

$

Kansas City (MCI)to

San Diego (SAN)
Depart: 11/10/2026

One-way

Basic

From
$149
Seen: 22 hrs ago

Kansas City (MCI)to

San Diego (SAN)
Depart: 12/10/2026

One-way

Basic

From
$149
Seen: 12 hrs ago

Kansas City (MCI)to

San Diego (SAN)
Depart: 12/08/2026

One-way

Basic

From
$149
Seen: 6 hrs ago

Kansas City (MCI)to

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

One-way

Basic

From
$149
Seen: 9 hrs ago

Kansas City (MCI)to

San Diego (SAN)
Depart: 11/17/2026

One-way

Basic

From
$149
Seen: 3 hrs ago

Kansas City (MCI)to

San Diego (SAN)
Depart: 12/09/2026

One-way

Basic

From
$149
Seen: 5 hrs ago

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Explore flights from Kansas City to San Diego

Sep 2026
From$605*
Seen: 17 hrs ago
One Way/Basic
Oct 2026
From$149*
Seen: 19 hrs ago
One Way/Basic
Nov 2026
From$149*
Seen: 7 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $149
cmp-daily-histogram-bars-legend-max-price-aria-label $605
Displaying fares for September-2026
  • MCI–SAN, 09/30/2026: From $605
    30

    Wed

    SEP

  • MCI–SAN, 10/01/2026: From $605
    01

    Thu

  • MCI–SAN, 10/02/2026: From $605
    02

    Fri

  • MCI–SAN, 10/03/2026: From $605
    03

    Sat

  • MCI–SAN, 10/04/2026: From $605
    04

    Sun

  • MCI–SAN, 10/05/2026: From $605
    05

    Mon

  • MCI–SAN, 10/06/2026: From $469
    06

    Tue

  • MCI–SAN, 10/07/2026: From $469
    07

    Wed

  • MCI–SAN, 10/08/2026: From $469
    08

    Thu

  • MCI–SAN, 10/09/2026: From $469
    09

    Fri

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

    Sat

  • MCI–SAN, 10/11/2026: From $469
    11

    Sun

  • MCI–SAN, 10/12/2026: From $469
    12

    Mon

  • MCI–SAN, 10/13/2026: From $370
    13

    Tue

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

    Wed

  • MCI–SAN, 10/15/2026: From $370
    15

    Thu

  • MCI–SAN, 10/16/2026: From $370
    16

    Fri

  • MCI–SAN, 10/17/2026: From $370
    17

    Sat

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

    Sun

  • MCI–SAN, 10/19/2026: From $370
    19

    Mon

  • MCI–SAN, 10/20/2026: From $159
    20

    Tue

  • MCI–SAN, 10/21/2026: From $159
    21

    Wed

  • MCI–SAN, 10/22/2026: From $184
    22

    Thu

  • MCI–SAN, 10/23/2026: From $184
    23

    Fri

  • MCI–SAN, 10/24/2026: From $149
    24

    Sat

  • MCI–SAN, 10/25/2026: From $325
    25

    Sun

  • MCI–SAN, 10/26/2026: From $159
    26

    Mon

  • MCI–SAN, 10/27/2026: From $149
    27

    Tue

  • MCI–SAN, 10/28/2026: From $149
    28

    Wed

  • MCI–SAN, 10/29/2026: From $149
    29

    Thu

    • Range$149-$605

    *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:
    Kansas City International Airport
    Arriving at:
    San Diego International Airport
    Average flight time:
    3 hours 21 minutes
    Distance:
    1334 miles

    Route Information

    156† Weekly flights
    • 1‡ Nonstop flight per day Monday through Friday
    • 1‡ Nonstop flight on Saturday
    • 1‡ Nonstop flight 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 Kansas City to San Diego is 3 hours 21 minutes.
    There are 156 weekly flights from Kansas City to San Diego on Southwest Airlines.
    Yes, Southwest flies nonstop from Kansas City to San Diego once per day from Monday through Friday.
    Yes, Southwest flies nonstop from Kansas City to San Diego once per day on Saturdays and Sundays.
    To find the lowest fares by day and time to fly Kansas City 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 Kansas City 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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