Southwest® flights from Ontario/LA to Spokane from $129

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Low fares from Ontario/LA to Spokane

$

Ontario/LA (ONT)to

Spokane (GEG)
Depart: 08/27/2026

One-way

Basic

From
$129
Seen: 2 hrs ago

Ontario/LA (ONT)to

Spokane (GEG)
Depart: 08/20/2026

One-way

Basic

From
$129
Seen: 3 hrs ago

Ontario/LA (ONT)to

Spokane (GEG)
Depart: 08/14/2026

One-way

Basic

From
$129
Seen: 2 hrs ago

Ontario/LA (ONT)to

Spokane (GEG)
Depart: 08/25/2026

One-way

Basic

From
$129
Seen: 23 hrs ago

Ontario/LA (ONT)to

Spokane (GEG)
Depart: 08/26/2026

One-way

Basic

From
$129
Seen: 22 hrs ago

Ontario/LA (ONT)to

Spokane (GEG)
Depart: 08/13/2026

One-way

Basic

From
$129
Seen: 19 hrs ago

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Explore flights from Ontario/LA to Spokane

Aug 2026
From$129*
Seen: 3 hrs ago
One Way/Basic
Sep 2026
From$165*
Seen: 26 minutes ago
One Way/Basic
Oct 2026
From$170*
Seen: 23 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $129
cmp-daily-histogram-bars-legend-max-price-aria-label $372
Displaying fares for August-2026
  • ONT–GEG, 08/01/2026: From $284
    01

    Sat

    AUG

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    02

    Sun

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    03

    Mon

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    04

    Tue

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    05

    Wed

  • ONT–GEG, 08/06/2026: From $372
    06

    Thu

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    07

    Fri

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    08

    Sat

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    09

    Sun

  • ONT–GEG, 08/10/2026: From $372
    10

    Mon

  • ONT–GEG, 08/11/2026: From $279
    11

    Tue

  • ONT–GEG, 08/12/2026: From $279
    12

    Wed

  • ONT–GEG, 08/13/2026: From $129
    13

    Thu

  • ONT–GEG, 08/14/2026: From $129
    14

    Fri

  • ONT–GEG, 08/15/2026: From $129
    15

    Sat

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    16

    Sun

  • ONT–GEG, 08/17/2026: From $129
    17

    Mon

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    18

    Tue

  • ONT–GEG, 08/19/2026: From $169
    19

    Wed

  • ONT–GEG, 08/20/2026: From $129
    20

    Thu

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    21

    Fri

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    22

    Sat

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    23

    Sun

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    24

    Mon

  • ONT–GEG, 08/25/2026: From $129
    25

    Tue

  • ONT–GEG, 08/26/2026: From $129
    26

    Wed

  • ONT–GEG, 08/27/2026: From $129
    27

    Thu

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    28

    Fri

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    29

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    30

    Sun

  • ONT–GEG, 08/31/2026: From $192
    31

    Mon

    • Range$129-$372

    *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:
    Spokane International Airport
    Distance:
    936 miles

    Route Information

    111† 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 111 weekly flights from Ontario/LA to Spokane on Southwest Airlines.
    To find the lowest fares by day and time to fly Ontario/LA to Spokane with Southwest, check out our Low Fare Calendar.
    You can rent a car at Spokane International Airport book yours with your flight.
    Yes! Flights from Ontario/LA to Spokane—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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