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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Book cheap flights from Oakland to Ontario

(Round-trip)
Depart: Tue Apr 18 2017 Return: Wed Apr 19 2017 Trip spans 2 days
American Airlines
American Airlines
OAK
2:00a
ONT
7:41a
5h 41m
1 stop
ONT
8:45a
OAK
2:39p
5h 54m
1 stop
Depart: Mon May 1 2017 Return: Tue May 2 2017 Trip spans 2 days
Alaska Airlines
Alaska Airlines
OAK
4:54a
ONT
6:23a
25h 29m
1 stop
ONT
4:45p
OAK
2:53p
22h 08m
1 stop
Depart: Thu May 11 2017 Return: Sat May 13 2017 Trip spans 3 days
Major Airline
Major Airline
OAK
9:55p
ONT
1:52a
27h 57m
1 stop
ONT
12:45p
OAK
12:23a
11h 38m
1 stop
Depart: Wed Apr 19 2017 Return: Thu Apr 20 2017 Trip spans 2 days
American Airlines
American Airlines
OAK
2:00a
ONT
7:41a
5h 41m
1 stop
ONT
8:45a
OAK
2:39p
5h 54m
1 stop
Depart: Tue Apr 25 2017 Return: Tue May 2 2017 Trip spans 8 days
Alaska Airlines
Alaska Airlines
OAK
5:00a
ONT
6:14p
13h 14m
1 stop
ONT
4:45p
OAK
2:53p
22h 08m
1 stop
Depart: Wed Apr 26 2017 Return: Tue May 2 2017 Trip spans 7 days
Alaska Airlines
Alaska Airlines
OAK
5:00a
ONT
6:14p
13h 14m
1 stop
ONT
4:45p
OAK
2:53p
22h 08m
1 stop
Depart: Tue Apr 11 2017 Return: Tue Apr 18 2017 Trip spans 8 days
American Airlines
American Airlines
OAK
2:00a
ONT
7:41a
5h 41m
1 stop
ONT
8:45a
OAK
2:39p
5h 54m
1 stop
Depart: Sat Apr 29 2017 Return: Tue May 2 2017 Trip spans 4 days
Alaska Airlines
Alaska Airlines
OAK
3:23p
ONT
5:52a
14h 29m
2 stops
ONT
4:45p
OAK
9:15a
16h 30m
1 stop
Depart: Wed Apr 12 2017 Return: Tue Apr 18 2017 Trip spans 7 days
American Airlines
American Airlines
OAK
2:00a
ONT
7:41a
5h 41m
1 stop
ONT
8:45a
OAK
2:39p
5h 54m
1 stop
Depart: Mon Apr 24 2017 Return: Tue May 2 2017 Trip spans 9 days
Alaska Airlines
Alaska Airlines
OAK
1:55a
ONT
5:52a
27h 57m
1 stop
ONT
4:45p
OAK
2:53p
22h 08m
1 stop
Depart: Sat Apr 15 2017 Return: Tue Apr 18 2017 Trip spans 4 days
American Airlines
American Airlines
OAK
2:00a
ONT
7:41a
5h 41m
1 stop
ONT
8:45a
OAK
2:39p
5h 54m
1 stop
Depart: Thu May 25 2017 Return: Tue May 30 2017 Trip spans 6 days
Major Airline
Major Airline
OAK
9:55p
ONT
2:15p
16h 20m
1 stop
ONT
3:00a
OAK
10:54a
7h 54m
1 stop
Depart: Sat Apr 22 2017 Return: Mon Apr 24 2017 Trip spans 3 days
American Airlines
American Airlines
OAK
8:40a
ONT
2:20p
5h 40m
1 stop
ONT
3:35p
OAK
6:26p
26h 51m
1 stop
Depart: Thu Apr 27 2017 Return: Tue May 2 2017 Trip spans 6 days
Alaska Airlines
Alaska Airlines
OAK
2:30p
ONT
6:38p
28h 08m
1 stop
ONT
4:45p
OAK
9:15a
16h 30m
1 stop
Depart: Thu May 18 2017 Return: Sun May 21 2017 Trip spans 4 days
Major Airline
Major Airline
OAK
9:55p
ONT
8:30a
10h 35m
1 stop
ONT
3:00a
OAK
10:54a
7h 54m
1 stop
Depart: Fri Apr 28 2017 Return: Sat Apr 29 2017 Trip spans 2 days
American Airlines
American Airlines
OAK
3:20p
ONT
5:01a
13h 41m
1 stop
ONT
8:45a
OAK
2:39p
5h 54m
1 stop
Depart: Sat Jun 3 2017 Return: Mon Jun 5 2017 Trip spans 3 days
Alaska Airlines
Alaska Airlines
OAK
3:25p
ONT
6:23a
14h 58m
1 stop
ONT
1:15p
OAK
4:02a
14h 47m
1 stop
Depart: Fri May 5 2017 Return: Sat May 6 2017 Trip spans 2 days
American Airlines
American Airlines
OAK
3:20p
ONT
5:01a
13h 41m
1 stop
ONT
8:45a
OAK
2:40p
5h 55m
1 stop
Depart: Wed May 24 2017 Return: Sun May 28 2017 Trip spans 5 days
Major Airline
Major Airline
OAK
9:55p
ONT
8:30a
10h 35m
2 stops
ONT
4:04a
OAK
12:00a
19h 56m
2 stops
Depart: Fri May 12 2017 Return: Sat May 13 2017 Trip spans 2 days
American Airlines
American Airlines
OAK
3:20p
ONT
11:14a
19h 54m
1 stop
ONT
12:30p
OAK
6:26p
5h 56m
1 stop
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
1262 6:20 am 7:40 am Mar 27 - Apr 24
1757 6:30 am 7:45 am Apr 26 - May 26
2400 7:15 am 8:30 am Apr 2 - Apr 23
2400 7:15 am 8:30 am Apr 1 - Apr 22
4723 7:55 am 9:10 am Apr 29 - Jun 3
827 8:10 am 9:25 am Mar 27 - Apr 24
2182 8:40 am 9:55 am Apr 30 - May 21
3981 9:00 am 10:15 am Apr 25 - Jun 2
5550 9:15 am 10:30 am Apr 29 - Jun 3
6588 9:15 am 10:30 am Apr 1 - Apr 22
5414 9:50 am 11:05 am Apr 2 - Apr 23
2797 9:55 am 11:10 am Apr 30 - May 28
387 11:25 am 12:40 pm Apr 29 - Jun 3
4393 12:20 pm 1:30 pm Mar 27 - Apr 24
3761 12:25 pm 1:40 pm Apr 25 - Jun 2
5147 1:20 pm 2:35 pm Apr 29 - Jun 3
5299 1:25 pm 2:40 pm Apr 30 - May 7
1824 4:40 pm 5:55 pm Apr 26 - May 26
5446 4:45 pm 6:00 pm Apr 29 - Jun 3
1824 4:50 pm 6:05 pm Apr 25 - Apr 25
2822 5:40 pm 6:50 pm Apr 1 - Apr 22
1270 5:50 pm 7:00 pm Apr 10 - Apr 24
1270 5:50 pm 7:00 pm Apr 3 - Apr 7
3884 5:55 pm 7:10 pm Apr 30 - May 28
434 6:15 pm 7:30 pm Apr 25 - Jun 2
5238 6:25 pm 7:35 pm Apr 2 - Apr 23
2806 6:45 pm 8:00 pm Apr 29 - Jun 3
4627 7:30 pm 8:45 pm Apr 1 - Apr 22
3783 7:40 pm 8:55 pm Apr 25 - May 26
4330 7:55 pm 9:10 pm Mar 27 - Apr 24
2486 8:00 pm 9:15 pm Apr 30 - May 28
5912 8:30 pm 9:45 pm Apr 2 - Apr 23
4251 8:50 pm 10:05 pm Mar 27 - Apr 7
4251 8:55 pm 10:10 pm Apr 10 - Apr 24
586 9:05 pm 10:25 pm Apr 26 - May 8
59 9:05 pm 10:25 pm Apr 25 - Apr 25
2177 9:20 pm 10:30 pm Apr 1 - Apr 22
3902 9:40 pm 10:55 pm Apr 30 - May 21
5931 10:35 pm 11:50 pm Apr 2 - Apr 23
* 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.

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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.

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Airports
Origin

Oakland
$242
Destination

Ontario
$242