Southwest® flights from Bozeman to Ontario/LA from $170

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Low fares from Bozeman to Ontario/LA

$

Bozeman (BZN)to

Ontario/LA (ONT)
Depart: 10/19/2026

One-way

Basic

From
$170
Seen: 18 hrs ago

Bozeman (BZN)to

Ontario/LA (ONT)
Depart: 09/24/2026

One-way

Basic

From
$170
Seen: 16 hrs ago

Bozeman (BZN)to

Ontario/LA (ONT)
Depart: 10/14/2026

One-way

Basic

From
$175
Seen: 13 hrs ago

Bozeman (BZN)to

Ontario/LA (ONT)
Depart: 08/31/2026

One-way

Basic

From
$180
Seen: 10 hrs ago

Bozeman (BZN)to

Ontario/LA (ONT)
Depart: 10/19/2026

One-way

Choice

From
$210
Seen: 18 hrs ago

Bozeman (BZN)to

Ontario/LA (ONT)
Depart: 09/24/2026

One-way

Choice

From
$210
Seen: 16 hrs ago

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Explore flights from Bozeman to Ontario/LA

Aug 2026
From$180*
Seen: 10 hrs ago
One Way/Basic
Sep 2026
From$170*
Seen: 16 hrs ago
One Way/Basic
Oct 2026
From$170*
Seen: 18 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $180
Displaying fares for August-2026
  • BZN–ONT, 08/23/2026: From $310
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  • BZN–ONT, 08/29/2026: From $230
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  • BZN–ONT, 09/08/2026: From $280
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    • Range$180-$310

    *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:
    Bozeman Yellowstone International Airport
    Arriving at:
    LA/Ontario International Airport
    Distance:
    878 miles

    Route Information

    77† 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 77 weekly flights from Bozeman to Ontario/LA on Southwest Airlines.
    To find the lowest fares by day and time to fly Bozeman 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 Bozeman 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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