Find Deals on Flights from Ontario to San Diego (ONT - SAN)

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
Students
under 26
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 San Diego

(Round-trip)
Depart: Tue Jan 10 2017 Return: Wed Jan 11 2017 Trip spans 2 days
Alaska Airlines
Alaska Airlines
ONT
4:25a
SAN
4:15p
11h 50m
1 stop
SAN
3:10a
ONT
12:24p
9h 14m
1 stop
Depart: Sat Jan 7 2017 Return: Tue Jan 10 2017 Trip spans 4 days
United
United
ONT
12:50a
SAN
7:18a
6h 28m
1 stop
SAN
1:15a
ONT
4:58a
3h 43m
1 stop
Depart: Wed Dec 28 2016 Return: Mon Jan 2 2017 Trip spans 6 days
American Airlines
American Airlines
ONT
4:55a
SAN
10:13a
5h 18m
1 stop
SAN
11:50a
ONT
6:56p
7h 06m
1 stop
Depart: Fri May 26 2017 Return: Sat Jun 3 2017 Trip spans 9 days
Delta
Delta
ONT
2:00a
SAN
7:01p
17h 01m
1 stop
SAN
12:35p
ONT
5:39a
17h 04m
1 stop
Depart: Thu Dec 29 2016 Return: Mon Jan 2 2017 Trip spans 5 days
American Airlines
American Airlines
ONT
7:45a
SAN
1:24p
5h 39m
1 stop
SAN
2:25p
ONT
6:56p
4h 31m
1 stop
Depart: Fri Dec 23 2016 Return: Fri Dec 30 2016 Trip spans 8 days
American Airlines
American Airlines
ONT
2:30p
SAN
7:07p
4h 37m
1 stop
SAN
8:00a
ONT
1:19p
5h 19m
1 stop
Depart: Thu Dec 22 2016 Return: Mon Dec 26 2016 Trip spans 5 days
American Airlines
American Airlines
ONT
7:45a
SAN
1:24p
5h 39m
1 stop
SAN
8:00a
ONT
1:19p
5h 19m
1 stop
Depart: Fri Dec 9 2016 Return: Wed Jan 4 2017 Trip spans 27 days
American Airlines
American Airlines
ONT
7:45a
SAN
4:40p
8h 55m
1 stop
SAN
2:25p
ONT
4:49p
26h 24m
1 stop
Depart: Mon Dec 12 2016 Return: Sun Dec 18 2016 Trip spans 7 days
$1017
Select
Alaska Airlines
Alaska Airlines
ONT
6:00a
SAN
12:15p
6h 15m
1 stop
SAN
5:00a
ONT
12:18p
7h 18m
1 stop
* 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.

If you have more questions or if you have a bad price to report to us,
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Airports
Origin

Ontario
$266
Destination

San Diego
$266