Southwest® flights from Houston Hobby to Ontario/LA from $149

Promo Code

Low fares from Houston Hobby to Ontario/LA

$

Houston Hobby (HOU)to

Ontario/LA (ONT)
Depart: 10/22/2026

One-way

Basic

From
$149
Seen: 21 hrs ago

Houston Hobby (HOU)to

Ontario/LA (ONT)
Depart: 10/27/2026

One-way

Basic

From
$149
Seen: 22 hrs ago

Houston Hobby (HOU)to

Ontario/LA (ONT)
Depart: 10/20/2026

One-way

Basic

From
$149
Seen: 16 hrs ago

Houston Hobby (HOU)to

Ontario/LA (ONT)
Depart: 11/11/2026

One-way

Basic

From
$149
Seen: 8 hrs ago

Houston Hobby (HOU)to

Ontario/LA (ONT)
Depart: 11/10/2026

One-way

Basic

From
$149
Seen: 7 hrs ago

Houston Hobby (HOU)to

Ontario/LA (ONT)
Depart: 10/13/2026

One-way

Basic

From
$149
Seen: 10 hrs ago

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Explore flights from Houston Hobby to Ontario/LA

Sep 2026
From$316*
Seen: 10 hrs ago
One Way/Basic
Oct 2026
From$149*
Seen: 22 hrs ago
One Way/Basic
Nov 2026
From$149*
Seen: 18 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $149
cmp-daily-histogram-bars-legend-max-price-aria-label $654
Displaying fares for September-2026
  • HOU–ONT, 09/12/2026: From $654
    12

    Sat

    SEP

  • HOU–ONT, 09/13/2026: From $654
    13

    Sun

  • HOU–ONT, 09/14/2026: From $654
    14

    Mon

  • HOU–ONT, 09/15/2026: From $654
    15

    Tue

  • HOU–ONT, 09/16/2026: From $654
    16

    Wed

  • HOU–ONT, 09/17/2026: From $654
    17

    Thu

  • HOU–ONT, 09/18/2026: From $532
    18

    Fri

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

    Sat

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

    Sun

  • HOU–ONT, 09/21/2026: From $532
    21

    Mon

  • HOU–ONT, 09/22/2026: From $532
    22

    Tue

  • HOU–ONT, 09/23/2026: From $532
    23

    Wed

  • HOU–ONT, 09/24/2026: From $532
    24

    Thu

  • HOU–ONT, 09/25/2026: From $316
    25

    Fri

  • HOU–ONT, 09/26/2026: From $316
    26

    Sat

  • HOU–ONT, 09/27/2026: From $316
    27

    Sun

  • HOU–ONT, 09/28/2026: From $316
    28

    Mon

  • HOU–ONT, 09/29/2026: From $316
    29

    Tue

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

    Wed

  • HOU–ONT, 10/01/2026: From $316
    01

    Thu

    OCT

  • HOU–ONT, 10/02/2026: From $182
    02

    Fri

  • HOU–ONT: cmp-view-offers-disclaimer. Find Offers
    03

    Sat

  • HOU–ONT, 10/04/2026: From $199
    04

    Sun

  • HOU–ONT, 10/05/2026: From $169
    05

    Mon

  • HOU–ONT, 10/06/2026: From $149
    06

    Tue

  • HOU–ONT, 10/07/2026: From $149
    07

    Wed

  • HOU–ONT, 10/08/2026: From $219
    08

    Thu

  • HOU–ONT, 10/09/2026: From $224
    09

    Fri

  • HOU–ONT, 10/10/2026: From $224
    10

    Sat

  • HOU–ONT, 10/11/2026: From $219
    11

    Sun

    • Range$149-$654

    *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:
    William P. Hobby Airport
    Arriving at:
    LA/Ontario International Airport
    Average flight time:
    3 hours 17 minutes
    Distance:
    1345 miles

    Route Information

    155† Weekly flights
    • 1‡ Nonstop flight per day Monday through Friday
    • 1‡ Nonstop flight on Saturday
    • 1‡ Nonstop flight on Sunday

    † 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

    The average flight time from Houston (Hobby) to Ontario/LA is 3 hours 17 minutes.
    There are 155 weekly flights from Houston (Hobby) to Ontario/LA on Southwest Airlines.
    Yes, Southwest flies nonstop from Houston (Hobby) to Ontario/LA once per day from Monday through Friday.
    Yes, Southwest flies nonstop from Houston (Hobby) to Ontario/LA once per day on Saturdays and Sundays.
    To find the lowest fares by day and time to fly Houston (Hobby) 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 Houston (Hobby) 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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