Southwest® flights from Ontario/LA to El Paso from $145

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Low fares from Ontario/LA to El Paso

$

Ontario/LA (ONT)to

El Paso (ELP)
Depart: 10/14/2026

One-way

Basic

From
$145
Seen: 13 hrs ago

Ontario/LA (ONT)to

El Paso (ELP)
Depart: 10/01/2026

One-way

Basic

From
$145
Seen: 4 hrs ago

Ontario/LA (ONT)to

El Paso (ELP)
Depart: 10/22/2026

One-way

Basic

From
$145
Seen: 1 hour ago

Ontario/LA (ONT)to

El Paso (ELP)
Depart: 08/24/2026

One-way

Basic

From
$145
Seen: 23 hrs ago

Ontario/LA (ONT)to

El Paso (ELP)
Depart: 09/24/2026

One-way

Basic

From
$145
Seen: 12 hrs ago

Ontario/LA (ONT)to

El Paso (ELP)
Depart: 09/23/2026

One-way

Basic

From
$145
Seen: 11 hrs ago

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Explore flights from Ontario/LA to El Paso

Aug 2026
From$145*
Seen: 22 hrs ago
One Way/Basic
Sep 2026
From$145*
Seen: 12 hrs ago
One Way/Basic
Oct 2026
From$145*
Seen: 20 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $145
cmp-daily-histogram-bars-legend-max-price-aria-label $409
Displaying fares for August-2026
  • ONT–ELP, 08/02/2026: From $409
    02

    Sun

    AUG

  • ONT–ELP, 08/03/2026: From $409
    03

    Mon

  • ONT–ELP, 08/04/2026: From $409
    04

    Tue

  • ONT–ELP, 08/05/2026: From $409
    05

    Wed

  • ONT–ELP, 08/06/2026: From $409
    06

    Thu

  • ONT–ELP, 08/07/2026: From $331
    07

    Fri

  • ONT–ELP, 08/08/2026: From $331
    08

    Sat

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

    Sun

  • ONT–ELP: cmp-view-offers-disclaimer. Find Offers
    10

    Mon

  • ONT–ELP: cmp-view-offers-disclaimer. Find Offers
    11

    Tue

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

    Wed

  • ONT–ELP: cmp-view-offers-disclaimer. Find Offers
    13

    Thu

  • ONT–ELP, 08/14/2026: From $239
    14

    Fri

  • ONT–ELP, 08/15/2026: From $239
    15

    Sat

  • ONT–ELP, 08/16/2026: From $239
    16

    Sun

  • ONT–ELP, 08/17/2026: From $239
    17

    Mon

  • ONT–ELP, 08/18/2026: From $239
    18

    Tue

  • ONT–ELP, 08/19/2026: From $239
    19

    Wed

  • ONT–ELP, 08/20/2026: From $239
    20

    Thu

  • ONT–ELP, 08/21/2026: From $239
    21

    Fri

  • ONT–ELP, 08/22/2026: From $145
    22

    Sat

  • ONT–ELP, 08/23/2026: From $226
    23

    Sun

  • ONT–ELP, 08/24/2026: From $145
    24

    Mon

  • ONT–ELP, 08/25/2026: From $145
    25

    Tue

  • ONT–ELP: cmp-view-offers-disclaimer. Find Offers
    26

    Wed

  • ONT–ELP: cmp-view-offers-disclaimer. Find Offers
    27

    Thu

  • ONT–ELP, 08/28/2026: From $184
    28

    Fri

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

    Sat

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

    Sun

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

    Mon

  • ONT–ELP: cmp-view-offers-disclaimer. Find Offers
    01

    Tue

    SEP

    • Range$145-$409

    *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:
    El Paso International Airport
    Distance:
    670 miles

    Route Information

    141† 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 141 weekly flights from Ontario/LA to El Paso on Southwest Airlines.
    To find the lowest fares by day and time to fly Ontario/LA to El Paso with Southwest, check out our Low Fare Calendar.
    You can rent a car at El Paso International Airport book yours with your flight.
    Yes! Flights from Ontario/LA to El Paso—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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