Southwest® flights from Raleigh/Durham to Ontario/LA from $162

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Low fares from Raleigh/Durham to Ontario/LA

$

Raleigh/Durham (RDU)to

Ontario/LA (ONT)
Depart: 10/30/2026

One-way

Basic

From
$162
Seen: 4 hrs ago

Raleigh/Durham (RDU)to

Ontario/LA (ONT)
Depart: 10/28/2026

One-way

Basic

From
$174
Seen: 20 hrs ago

Raleigh/Durham (RDU)to

Ontario/LA (ONT)
Depart: 10/29/2026

One-way

Basic

From
$174
Seen: 4 hrs ago

Raleigh/Durham (RDU)to

Ontario/LA (ONT)
Depart: 08/29/2026

One-way

Basic

From
$174
Seen: 6 hrs ago

Raleigh/Durham (RDU)to

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

One-way

Basic

From
$174
Seen: 6 hrs ago

Raleigh/Durham (RDU)to

Ontario/LA (ONT)
Depart: 08/25/2026

One-way

Basic

From
$174
Seen: 6 hrs ago

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Explore flights from Raleigh/Durham to Ontario/LA

Aug 2026
From$174*
Seen: 6 hrs ago
One Way/Basic
Sep 2026
No result for this month.
Oct 2026
From$162*
Seen: 4 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $174
cmp-daily-histogram-bars-legend-max-price-aria-label $574
Displaying fares for August-2026
  • RDU–ONT, 08/01/2026: From $574
    01

    Sat

    AUG

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  • RDU–ONT, 08/07/2026: From $504
    07

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    14

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    15

    Sat

  • RDU–ONT, 08/16/2026: From $304
    16

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    17

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    18

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    19

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  • RDU–ONT, 08/20/2026: From $304
    20

    Thu

  • RDU–ONT, 08/21/2026: From $209
    21

    Fri

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    22

    Sat

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    23

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    24

    Mon

  • RDU–ONT, 08/25/2026: From $174
    25

    Tue

  • RDU–ONT, 08/26/2026: From $174
    26

    Wed

  • RDU–ONT, 08/27/2026: From $209
    27

    Thu

  • RDU–ONT, 08/28/2026: From $209
    28

    Fri

  • RDU–ONT, 08/29/2026: From $174
    29

    Sat

  • RDU–ONT, 08/30/2026: From $244
    30

    Sun

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    31

    Mon

    • Range$174-$574

    *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:
    Raleigh/Durham Airport
    Arriving at:
    LA/Ontario International Airport
    Distance:
    2192 miles

    Route Information

    114† 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 114 weekly flights from Raleigh/Durham to Ontario/LA on Southwest Airlines.
    To find the lowest fares by day and time to fly Raleigh/Durham 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 Raleigh/Durham 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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