Southwest® flights from Ontario/LA to Memphis from $174

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Low fares from Ontario/LA to Memphis

$

Ontario/LA (ONT)to

Memphis (MEM)
Depart: 09/12/2026

One-way

Basic

From
$174
Seen: 5 hrs ago

Ontario/LA (ONT)to

Memphis (MEM)
Depart: 10/03/2026

One-way

Basic

From
$182
Seen: 23 hrs ago

Ontario/LA (ONT)to

Memphis (MEM)
Depart: 09/24/2026

One-way

Basic

From
$182
Seen: 11 hrs ago

Ontario/LA (ONT)to

Memphis (MEM)
Depart: 10/01/2026

One-way

Basic

From
$182
Seen: 3 hrs ago

Ontario/LA (ONT)to

Memphis (MEM)
Depart: 09/18/2026

One-way

Basic

From
$196
Seen: 8 hrs ago

Ontario/LA (ONT)to

Memphis (MEM)
Depart: 10/10/2026

One-way

Basic

From
$201
Seen: 6 hrs ago

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Explore flights from Ontario/LA to Memphis

Aug 2026
From$291*
Seen: 3 hrs ago
One Way/Basic
Sep 2026
From$174*
Seen: 5 hrs ago
One Way/Basic
Oct 2026
From$182*
Seen: 23 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $174
cmp-daily-histogram-bars-legend-max-price-aria-label $400
Displaying fares for August-2026
  • ONT–MEM: cmp-view-offers-disclaimer. Find Offers
    22

    Sat

    AUG

  • ONT–MEM, 08/23/2026: From $400
    23

    Sun

  • ONT–MEM, 08/24/2026: From $371
    24

    Mon

  • ONT–MEM, 08/25/2026: From $291
    25

    Tue

  • ONT–MEM, 08/26/2026: From $291
    26

    Wed

  • ONT–MEM, 08/27/2026: From $371
    27

    Thu

  • ONT–MEM, 08/28/2026: From $371
    28

    Fri

  • ONT–MEM, 08/29/2026: From $291
    29

    Sat

  • ONT–MEM, 08/30/2026: From $371
    30

    Sun

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

    Mon

  • ONT–MEM, 09/01/2026: From $291
    01

    Tue

    SEP

  • ONT–MEM, 09/02/2026: From $291
    02

    Wed

  • ONT–MEM, 09/03/2026: From $371
    03

    Thu

  • ONT–MEM: cmp-view-offers-disclaimer. Find Offers
    04

    Fri

  • ONT–MEM: cmp-view-offers-disclaimer. Find Offers
    05

    Sat

  • ONT–MEM, 09/06/2026: From $294
    06

    Sun

  • ONT–MEM: cmp-view-offers-disclaimer. Find Offers
    07

    Mon

  • ONT–MEM: cmp-view-offers-disclaimer. Find Offers
    08

    Tue

  • ONT–MEM: cmp-view-offers-disclaimer. Find Offers
    09

    Wed

  • ONT–MEM, 09/10/2026: From $211
    10

    Thu

  • ONT–MEM, 09/11/2026: From $206
    11

    Fri

  • ONT–MEM, 09/12/2026: From $174
    12

    Sat

  • ONT–MEM, 09/13/2026: From $264
    13

    Sun

  • ONT–MEM, 09/14/2026: From $215
    14

    Mon

  • ONT–MEM: cmp-view-offers-disclaimer. Find Offers
    15

    Tue

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

    Wed

  • ONT–MEM: cmp-view-offers-disclaimer. Find Offers
    17

    Thu

  • ONT–MEM, 09/18/2026: From $196
    18

    Fri

  • ONT–MEM: cmp-view-offers-disclaimer. Find Offers
    19

    Sat

  • ONT–MEM: cmp-view-offers-disclaimer. Find Offers
    20

    Sun

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

    Mon

    • Range$174-$400

    *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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