Find Deals on Flights from Oakland to Ontario (OAK - ONT)

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Oakland to Ontario

(Round-trip)
Depart: Mon Sep 5 2016 Return: Tue Sep 6 2016 Trip spans 2 days
Depart: Tue Sep 20 2016 Return: Wed Sep 21 2016 Trip spans 2 days
Depart: Wed Sep 28 2016 Return: Wed Oct 5 2016 Trip spans 8 days
Depart: Tue Jan 10 2017 Return: Wed Jan 11 2017 Trip spans 2 days
Depart: Tue Sep 6 2016 Return: Sat Sep 17 2016 Trip spans 12 days
Depart: Fri Oct 14 2016 Return: Mon Oct 17 2016 Trip spans 4 days
Depart: Sat Sep 10 2016 Return: Tue Oct 11 2016 Trip spans 32 days
Depart: Mon Sep 12 2016 Return: Tue Sep 13 2016 Trip spans 2 days
Depart: Fri Sep 30 2016 Return: Sat Oct 1 2016 Trip spans 2 days
Depart: Wed Sep 14 2016 Return: Wed Sep 21 2016 Trip spans 8 days
Depart: Tue Feb 28 2017 Return: Thu Mar 2 2017 Trip spans 3 days
Depart: Sat Sep 17 2016 Return: Mon Sep 19 2016 Trip spans 3 days
Depart: Tue Oct 4 2016 Return: Wed Oct 12 2016 Trip spans 9 days
Depart: Sat Sep 24 2016 Return: Mon Sep 26 2016 Trip spans 3 days
Depart: Tue Oct 11 2016 Return: Tue Oct 18 2016 Trip spans 8 days
Depart: Mon Feb 13 2017 Return: Fri Mar 3 2017 Trip spans 19 days
Depart: Sat Oct 1 2016 Return: Tue Oct 4 2016 Trip spans 4 days
Depart: Tue Jan 24 2017 Return: Wed Jan 25 2017 Trip spans 2 days
Depart: Wed Oct 12 2016 Return: Tue Oct 18 2016 Trip spans 7 days
Depart: Sat Oct 15 2016 Return: Tue Oct 18 2016 Trip spans 4 days
Select an airline:  Southwest
Direct flights OAK to ONT on Southwest
Flight # Depart OAK Arrive ONT Sun Mon Tue Wed Thu Fri Sat Valid Between
2751 9:10 am 10:25 am Aug 27 - Nov 5
5541 10:15 am 11:40 am Sep 4 - Sep 4
5986 10:25 am 11:40 am Sep 11 - Sep 25
2577 10:45 am 12:00 pm Aug 23 - Nov 4
3732 10:55 am 12:10 pm Aug 27 - Oct 1
2509 12:05 pm 1:20 pm Aug 28 - Sep 2
2509 12:05 pm 1:20 pm Sep 5 - Sep 5
2509 12:05 pm 1:20 pm Sep 6 - Sep 9
2509 12:05 pm 1:20 pm Sep 11 - Sep 30
1041 1:40 pm 2:55 pm Sep 5 - Sep 5
1106 1:40 pm 2:55 pm Aug 23 - Sep 2
1106 1:40 pm 2:55 pm Sep 6 - Sep 30
2099 1:40 pm 2:55 pm Sep 4 - Sep 4
3412 2:15 pm 3:25 pm Aug 27 - Oct 1
488 3:10 pm 4:25 pm Aug 23 - Sep 30
2414 3:30 pm 4:45 pm Sep 3 - Sep 3
2414 5:05 pm 6:20 pm Sep 10 - Nov 5
453 5:20 pm 6:35 pm Sep 5 - Nov 4
453 5:20 pm 6:35 pm Aug 23 - Sep 2
406 7:45 pm 9:00 pm Sep 5 - Sep 5
5430 7:45 pm 9:00 pm Sep 11 - Sep 25
618 7:45 pm 9:00 pm Sep 6 - Sep 30
618 7:45 pm 9:00 pm Aug 23 - Sep 2
1080 8:20 pm 9:35 pm Sep 10 - Oct 1
1130 9:05 pm 10:20 pm Sep 4 - Sep 4
1394 9:05 pm 10:20 pm Aug 23 - Sep 2
1394 9:05 pm 10:20 pm Sep 6 - Sep 30
3140 9:05 pm 10:20 pm Sep 5 - Sep 5
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

We compile tonnes of data for you
Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
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^ The fares displayed in KAYAK ads found on other sites include all taxes and fees for economy class travel and were found by KAYAK users in the last 72 hours. Seats are limited and may not be available on all flights and days. Fares are subject to change and may not be available on all flights or dates of travel. Some carriers charge additional fees for extra checked bags. Please check the carriers' sites.
Airports
Origin

Oakland
$134
Destination

Ontario
$134
Airlines Airline reviews

4 travelers who booked a flight from Oakland to Ontario rated their chosen airlines with an average of 8.6.

Overall
8.5
Boarding
9.0
Crew
9.0
Comfort
8.0
Food
7.0
Entertainment
8.5