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Find low faresSouthwest® flights from Oakland to Ontario/LA from $89
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Low fares from Oakland to Ontario/LA
$
Oakland (OAK)to
Ontario/LA (ONT)
Depart: 04/29/2026
One-way
Basic
From
$89
Seen: 22 hrs ago
Oakland (OAK)to
Ontario/LA (ONT)
Depart: 05/07/2026
One-way
Basic
From
$108
Seen: 10 hrs ago
Oakland (OAK)to
Ontario/LA (ONT)
Depart: 04/11/2026
One-way
Basic
From
$108
Seen: 8 hrs ago
Oakland (OAK)to
Ontario/LA (ONT)
Depart: 04/04/2026
One-way
Basic
From
$108
Seen: 8 hrs ago
Oakland (OAK)to
Ontario/LA (ONT)
Depart: 04/21/2026
One-way
Basic
From
$108
Seen: 4 hrs ago
Oakland (OAK)to
Ontario/LA (ONT)
Depart: 04/25/2026
One-way
Basic
From
$108
Seen: 1 hour ago
Explore flights from Oakland to Ontario/LA
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Flight Details
Departing from:
Oakland International Airport
Arriving at:
LA/Ontario International Airport
Average flight time:
1 hour 21 minutes
Distance:
362 miles
Route Information
147† Weekly flights
- 4‡ Nonstop flights per day Monday through Friday
- 3‡ Nonstop flights on Saturday
- 5‡ Nonstop flights 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.
Explore Ontario/LA
Touching down in Ontario offers a world of possibilities. From its location in San Bernardino, Ontario International Airport offers easy access to Los Angeles and greater Southern California. The airport itself is worthy of exploration. It’s often used to film airport scenes in television shows, movies, and music videos. Being close to Hollywood has its benefits.
Los Angeles and all its eclectic neighborhoods are easily accessible via Interstate 10 after you arrive. Visit Koreatown and experience one of the country’s best dining scenes. Head to Beverly Hills and Rodeo Drive to do some shopping, even if it’s only the window variety. Catch a ball game at Chavez Ravine. Head all the way to the coast and gorgeous Santa Monica. We’re only scratching the surface.
Questions we hear the most
The average flight time from Oakland to Ontario/LA is 1 hour 21 minutes.
There are 147 weekly flights from Oakland to Ontario/LA on Southwest Airlines.
Yes, Southwest flies nonstop from Oakland to Ontario/LA 4 times per day from Monday through Friday.
Yes, Southwest flies nonstop from Oakland to Ontario/LA 3 times per day on Saturdays and 5 times per day on Sundays.
To find the lowest fares by day and time to fly Oakland 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 Oakland 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.