Southwest® flights from El Paso to Ontario/LA from $126
Low fares from El Paso to Ontario/LA
$
El Paso (ELP)to
Ontario/LA (ONT)
Depart: 06/02/2026
One-way
Basic
From
$126
Seen: 21 hrs ago
El Paso (ELP)to
Ontario/LA (ONT)
Depart: 05/26/2026
One-way
Basic
From
$159
Seen: 4 hrs ago
El Paso (ELP)to
Ontario/LA (ONT)
Depart: 05/20/2026
One-way
Basic
From
$169
Seen: 21 hrs ago
El Paso (ELP)to
Ontario/LA (ONT)
Depart: 06/02/2026
One-way
Choice
From
$169
Seen: 21 hrs ago
El Paso (ELP)to
Ontario/LA (ONT)
Depart: 05/30/2026
One-way
Basic
From
$174
Seen: 8 hrs ago
El Paso (ELP)to
Ontario/LA (ONT)
Depart: 05/16/2026
One-way
Basic
From
$174
Seen: 4 hrs ago
Flight Details
Departing from:
El Paso International Airport
Arriving at:
LA/Ontario 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 El Paso to Ontario/LA on Southwest Airlines.
To find the lowest fares by day and time to fly El Paso 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 El Paso to Ontario/LA—or from here or there to anywhere—can be changed with no change fees. Fare difference may apply.
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Check out the Southwest Airlines® Help Center for answers about everything Southwest.
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