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

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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Book cheap flights from Ontario to Oakland

(Round-trip)
Depart: Fri Apr 21 2017 Return: Mon Apr 24 2017 Trip spans 4 days
Major Airline
Major Airline
ONT
10:20p
OAK
3:50p
17h 30m
1 stop
OAK
5:50a
ONT
12:08p
6h 18m
1 stop
Depart: Sat Apr 22 2017 Return: Mon Apr 24 2017 Trip spans 3 days
Alaska Airlines
Alaska Airlines
ONT
4:45p
OAK
4:22a
11h 37m
1 stop
OAK
3:22p
ONT
4:08p
24h 46m
1 stop
Depart: Wed May 17 2017 Return: Sat May 20 2017 Trip spans 4 days
American Airlines
American Airlines
ONT
8:45a
OAK
2:40p
5h 55m
1 stop
OAK
8:36a
ONT
2:36p
6h 00m
1 stop
Depart: Fri Mar 3 2017 Return: Sun Mar 5 2017 Trip spans 3 days
Southwest
Southwest
ONT
1:50a
OAK
3:10a
1h 20m
nonstop
OAK
2:20a
ONT
3:35a
1h 15m
nonstop
Depart: Thu Apr 20 2017 Return: Fri Apr 28 2017 Trip spans 9 days
Alaska Airlines
Alaska Airlines
ONT
7:00a
OAK
2:50p
7h 50m
1 stop
OAK
4:54a
ONT
4:08p
11h 14m
1 stop
Depart: Fri May 12 2017 Return: Tue May 16 2017 Trip spans 5 days
American Airlines
American Airlines
ONT
8:45a
OAK
2:40p
5h 55m
1 stop
OAK
8:36a
ONT
2:26p
5h 50m
1 stop
Depart: Tue Mar 7 2017 Return: Tue Mar 21 2017 Trip spans 14 days
American Airlines
American Airlines
ONT
7:45a
OAK
1:42p
5h 57m
1 stop
OAK
8:45a
ONT
2:28p
5h 43m
1 stop
Depart: Sun Mar 12 2017 Return: Tue Mar 14 2017 Trip spans 3 days
Major Airline
Major Airline
ONT
9:30a
OAK
3:51p
6h 21m
1 stop
OAK
12:53a
ONT
12:08p
11h 15m
1 stop
Depart: Sun Apr 23 2017 Return: Mon Apr 24 2017 Trip spans 2 days
Alaska Airlines
Alaska Airlines
ONT
2:20a
OAK
3:59a
25h 39m
1 stop
OAK
3:22p
ONT
4:08p
24h 46m
1 stop
Depart: Wed Mar 8 2017 Return: Tue Mar 21 2017 Trip spans 13 days
American Airlines
American Airlines
ONT
7:45a
OAK
1:42p
5h 57m
1 stop
OAK
8:45a
ONT
2:28p
5h 43m
1 stop
Depart: Sat Apr 29 2017 Return: Thu May 4 2017 Trip spans 6 days
Major Airline
Major Airline
ONT
10:20p
OAK
5:54a
7h 34m
1 stop
OAK
9:55p
ONT
8:27a
10h 32m
1 stop
Depart: Fri May 5 2017 Return: Sun May 7 2017 Trip spans 3 days
Alaska Airlines
Alaska Airlines
ONT
4:45p
OAK
4:22a
11h 37m
1 stop
OAK
2:30p
ONT
5:52a
15h 22m
1 stop
Depart: Thu Mar 9 2017 Return: Tue Mar 21 2017 Trip spans 12 days
American Airlines
American Airlines
ONT
1:15a
OAK
7:05a
5h 50m
1 stop
OAK
8:45a
ONT
2:28p
5h 43m
1 stop
Depart: Fri Mar 17 2017 Return: Sat Mar 18 2017 Trip spans 2 days
Major Airline
Major Airline
ONT
3:00a
OAK
12:22a
21h 22m
1 stop
OAK
9:55p
ONT
8:31a
10h 36m
1 stop
Depart: Sat Mar 11 2017 Return: Tue Mar 14 2017 Trip spans 3 days
Alaska Airlines
Alaska Airlines
ONT
1:15p
OAK
3:05a
12h 50m
1 stop
OAK
5:00a
ONT
5:54a
24h 54m
1 stop
Depart: Sat Mar 4 2017 Return: Mon Mar 6 2017 Trip spans 3 days
American Airlines
American Airlines
ONT
11:30a
OAK
5:25p
5h 55m
1 stop
OAK
7:45a
ONT
1:28p
5h 43m
1 stop
Depart: Thu May 18 2017 Return: Sat May 20 2017 Trip spans 3 days
Alaska Airlines
Alaska Airlines
ONT
1:30p
OAK
4:00a
14h 30m
1 stop
OAK
3:21p
ONT
6:25a
15h 04m
1 stop
Depart: Fri Mar 10 2017 Return: Tue Mar 14 2017 Trip spans 4 days
American Airlines
American Airlines
ONT
7:45a
OAK
1:42p
5h 57m
1 stop
OAK
8:45a
ONT
2:28p
5h 43m
1 stop
Depart: Sun Apr 30 2017 Return: Fri May 5 2017 Trip spans 6 days
Alaska Airlines
Alaska Airlines
ONT
7:45a
OAK
9:54a
26h 09m
1 stop
OAK
2:30p
ONT
6:14p
27h 44m
1 stop
Depart: Fri Apr 7 2017 Return: Sun Apr 9 2017 Trip spans 3 days
Major Airline
Major Airline
ONT
9:30a
OAK
3:51p
6h 21m
1 stop
OAK
5:52a
ONT
12:08p
6h 16m
1 stop
Select an airline:  Southwest
Direct flights ONT to OAK on Southwest
Flight # Depart ONT Arrive OAK Sun Mon Tue Wed Thu Fri Sat Valid Between
1276 6:15 am 7:35 am Mar 13 - Apr 24
1276 6:15 am 7:35 am Mar 10 - Mar 10
1629 6:50 am 8:10 am Feb 16 - Mar 8
6534 6:50 am 8:10 am Mar 18 - Apr 22
6534 6:50 am 8:10 am Mar 11 - Mar 11
2396 7:10 am 8:30 am Feb 18 - Mar 4
4897 7:45 am 9:00 am Mar 9 - Mar 10
4897 7:45 am 9:00 am Mar 13 - Apr 24
3774 8:05 am 9:20 am Mar 12 - Apr 23
2332 8:45 am 10:00 am Mar 11 - Mar 11
2332 8:45 am 10:00 am Mar 18 - Apr 1
3463 9:00 am 10:15 am Feb 19 - Mar 5
3121 9:15 am 10:30 am Mar 12 - Apr 23
4561 9:20 am 10:35 am Feb 27 - Mar 3
4561 9:20 am 10:35 am Mar 6 - Mar 8
828 9:55 am 11:10 am Mar 9 - Mar 10
828 9:55 am 11:10 am Mar 13 - Apr 24
4869 10:45 am 12:00 pm Mar 18 - Apr 22
4869 10:45 am 12:00 pm Mar 11 - Mar 11
3654 11:00 am 12:15 pm Feb 19 - Mar 5
406 12:05 pm 1:20 pm Feb 16 - Mar 8
3768 12:20 pm 1:35 pm Feb 19 - Mar 5
2999 1:35 pm 2:50 pm Feb 19 - Mar 5
2999 1:35 pm 2:50 pm Feb 18 - Mar 4
4776 2:05 pm 3:20 pm Feb 16 - Mar 8
6061 2:55 pm 4:10 pm Mar 12 - Apr 23
1084 4:10 pm 5:25 pm Feb 18 - Mar 4
4695 4:10 pm 5:20 pm Mar 9 - Mar 10
4695 4:10 pm 5:20 pm Mar 13 - Apr 24
1751 5:00 pm 6:20 pm Feb 16 - Mar 8
2444 5:05 pm 6:25 pm Feb 19 - Mar 5
5126 6:35 pm 7:50 pm Mar 11 - Mar 11
5126 6:35 pm 7:50 pm Mar 18 - Apr 22
5083 7:10 pm 8:25 pm Feb 18 - Mar 4
1769 7:40 pm 8:50 pm Mar 9 - Mar 10
1769 7:40 pm 8:50 pm Mar 13 - Apr 24
259 7:40 pm 8:55 pm Feb 16 - Mar 8
2233 7:50 pm 9:00 pm Mar 12 - Apr 23
2880 8:50 pm 10:05 pm Feb 19 - Mar 5
5562 9:00 pm 10:10 pm Mar 18 - Apr 22
5562 9:00 pm 10:10 pm Mar 11 - Mar 11
1499 9:05 pm 10:20 pm Feb 16 - Mar 8
645 9:45 pm 10:55 pm Mar 9 - Mar 10
645 9:45 pm 10:55 pm Mar 13 - Apr 24
3472 10:15 pm 11:30 pm Mar 12 - Apr 23
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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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.

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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.

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Airports
Origin

Ontario
$234
Destination

Oakland
$234
Airlines Airline reviews

2 travelers who booked a flight from Ontario to Oakland rated their chosen airlines with an average of 7.2.

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