Southwest® flights from Ontario/LA to Memphis from $156

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Low fares from Ontario/LA to Memphis

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Ontario/LA (ONT)to

Memphis (MEM)
Depart: 09/11/2026

One-way

Basic

From
$156
Seen: 2 hrs ago

Ontario/LA (ONT)to

Memphis (MEM)
Depart: 08/19/2026

One-way

Basic

From
$156
Seen: 1 hour ago

Ontario/LA (ONT)to

Memphis (MEM)
Depart: 08/26/2026

One-way

Basic

From
$156
Seen: 21 hrs ago

Ontario/LA (ONT)to

Memphis (MEM)
Depart: 09/01/2026

One-way

Basic

From
$156
Seen: 17 hrs ago

Ontario/LA (ONT)to

Memphis (MEM)
Depart: 08/27/2026

One-way

Basic

From
$174
Seen: 21 hrs ago

Ontario/LA (ONT)to

Memphis (MEM)
Depart: 09/18/2026

One-way

Basic

From
$204
Seen: 11 hrs ago

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Explore flights from Ontario/LA to Memphis

Aug 2026
From$156*
Seen: 21 hrs ago
One Way/Basic
Sep 2026
From$156*
Seen: 2 hrs ago
One Way/Basic
Oct 2026
From$204*
Seen: 10 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $156
Displaying fares for August-2026
  • ONT–MEM, 08/02/2026: From $415
    02

    Sun

    AUG

  • ONT–MEM, 08/03/2026: From $376
    03

    Mon

  • ONT–MEM, 08/04/2026: From $291
    04

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  • ONT–MEM, 08/09/2026: From $410
    09

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    18

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  • ONT–MEM, 08/19/2026: From $156
    19

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    20

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    21

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    23

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    24

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    25

    Tue

  • ONT–MEM, 08/26/2026: From $156
    26

    Wed

  • ONT–MEM, 08/27/2026: From $174
    27

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    28

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    29

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    30

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    31

    Mon

  • ONT–MEM, 09/01/2026: From $156
    01

    Tue

    SEP

    • Range$156-$415

    *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:
    LA/Ontario International Airport
    Arriving at:
    Memphis International Airport
    Distance:
    1572 miles

    Route Information

    74† 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 74 weekly flights from Ontario/LA to Memphis on Southwest Airlines.
    To find the lowest fares by day and time to fly Ontario/LA to Memphis with Southwest, check out our Low Fare Calendar.
    You can rent a car at Memphis International Airport book yours with your flight.
    Yes! Flights from Ontario/LA to Memphis—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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