Southwest® flights from Des Moines to Ontario/LA from $194

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Low fares from Des Moines to Ontario/LA

$

Des Moines (DSM)to

Ontario/LA (ONT)
Depart: 09/05/2026

One-way

Basic

From
$194
Seen: 2 hrs ago

Des Moines (DSM)to

Ontario/LA (ONT)
Depart: 10/19/2026

One-way

Basic

From
$212
Seen: 13 hrs ago

Des Moines (DSM)to

Ontario/LA (ONT)
Depart: 08/26/2026

One-way

Basic

From
$212
Seen: 7 hrs ago

Des Moines (DSM)to

Ontario/LA (ONT)
Depart: 08/27/2026

One-way

Basic

From
$212
Seen: 26 minutes ago

Des Moines (DSM)to

Ontario/LA (ONT)
Depart: 09/16/2026

One-way

Basic

From
$212
Seen: 16 hrs ago

Des Moines (DSM)to

Ontario/LA (ONT)
Depart: 08/22/2026

One-way

Basic

From
$212
Seen: 7 hrs ago

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Explore flights from Des Moines to Ontario/LA

Aug 2026
From$212*
Seen: 7 hrs ago
One Way/Basic
Sep 2026
From$194*
Seen: 2 hrs ago
One Way/Basic
Oct 2026
From$212*
Seen: 13 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $212
cmp-daily-histogram-bars-legend-max-price-aria-label $549
Displaying fares for August-2026
  • DSM–ONT: cmp-view-offers-disclaimer. Find Offers
    01

    Sat

    AUG

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    02

    Sun

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    03

    Mon

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    04

    Tue

  • DSM–ONT, 08/05/2026: From $549
    05

    Wed

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    06

    Thu

  • DSM–ONT, 08/07/2026: From $459
    07

    Fri

  • DSM–ONT, 08/08/2026: From $459
    08

    Sat

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    09

    Sun

  • DSM–ONT, 08/10/2026: From $459
    10

    Mon

  • DSM–ONT, 08/11/2026: From $459
    11

    Tue

  • DSM–ONT: cmp-view-offers-disclaimer. Find Offers
    12

    Wed

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    13

    Thu

  • DSM–ONT, 08/14/2026: From $289
    14

    Fri

  • DSM–ONT, 08/15/2026: From $289
    15

    Sat

  • DSM–ONT: cmp-view-offers-disclaimer. Find Offers
    16

    Sun

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    17

    Mon

  • DSM–ONT, 08/18/2026: From $289
    18

    Tue

  • DSM–ONT, 08/19/2026: From $289
    19

    Wed

  • DSM–ONT, 08/20/2026: From $289
    20

    Thu

  • DSM–ONT: cmp-view-offers-disclaimer. Find Offers
    21

    Fri

  • DSM–ONT, 08/22/2026: From $212
    22

    Sat

  • DSM–ONT: cmp-view-offers-disclaimer. Find Offers
    23

    Sun

  • DSM–ONT, 08/24/2026: From $212
    24

    Mon

  • DSM–ONT: cmp-view-offers-disclaimer. Find Offers
    25

    Tue

  • DSM–ONT, 08/26/2026: From $212
    26

    Wed

  • DSM–ONT, 08/27/2026: From $212
    27

    Thu

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    28

    Fri

  • DSM–ONT: cmp-view-offers-disclaimer. Find Offers
    29

    Sat

  • DSM–ONT: cmp-view-offers-disclaimer. Find Offers
    30

    Sun

  • DSM–ONT: cmp-view-offers-disclaimer. Find Offers
    31

    Mon

    • Range$212-$549

    *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:
    Des Moines Airport
    Arriving at:
    LA/Ontario International Airport
    Distance:
    1402 miles

    Route Information

    60† 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 60 weekly flights from Des Moines to Ontario/LA on Southwest Airlines.
    To find the lowest fares by day and time to fly Des Moines to Ontario/LA with Southwest, check out our Low Fare Calendar.
    You can rent a car at LA/Ontario International Airport book yours with your flight.
    Yes! Flights from Des Moines to Ontario/LA—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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