Find Deals on Flights from Ontario to San Juan

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 Juan

(Round-trip)
Depart: Fri Jan 20 2017 Return: Tue Jan 31 2017 Trip spans 12 days
United
United
ONT
12:38a
SJU
4:10p
15h 32m
2 stops
SJU
1:45a
ONT
3:33p
13h 48m
2 stops
Depart: Sun May 7 2017 Return: Wed May 17 2017 Trip spans 11 days
American Airlines
American Airlines
ONT
8:59p
SJU
6:08a
9h 09m
1 stop
SJU
5:22a
ONT
4:40p
11h 18m
1 stop
Depart: Fri Jan 13 2017 Return: Tue Jan 17 2017 Trip spans 5 days
Major Airline
Major Airline
ONT
12:00a
SJU
2:40a
2h 40m
2 stops
SJU
12:00a
ONT
10:40a
10h 40m
2 stops
Depart: Sat Jan 21 2017 Return: Wed Feb 1 2017 Trip spans 12 days
United
United
ONT
4:24p
SJU
5:05a
12h 41m
2 stops
SJU
10:10a
ONT
10:59p
12h 49m
2 stops
Depart: Tue Jan 17 2017 Return: Tue Jan 24 2017 Trip spans 8 days
Delta
Delta
ONT
1:35p
SJU
4:19a
14h 44m
2 stops
SJU
10:21a
ONT
10:04p
11h 43m
2 stops
Depart: Tue Dec 6 2016 Return: Thu Dec 8 2016 Trip spans 3 days
American Airlines
American Airlines
ONT
5:55a
SJU
4:28p
10h 33m
2 stops
SJU
3:20a
ONT
5:46p
14h 26m
2 stops
Depart: Wed Jan 25 2017 Return: Sun Jan 29 2017 Trip spans 5 days
United
United
ONT
3:10p
SJU
4:02a
12h 52m
2 stops
SJU
9:05p
ONT
6:38p
21h 33m
3 stops
Depart: Tue Dec 13 2016 Return: Thu Dec 15 2016 Trip spans 3 days
American Airlines
American Airlines
ONT
1:09a
SJU
4:28p
15h 19m
2 stops
SJU
9:09a
ONT
10:26p
13h 17m
2 stops
Depart: Fri Jan 27 2017 Return: Thu Feb 2 2017 Trip spans 7 days
United
United
ONT
3:10p
SJU
4:02a
12h 52m
2 stops
SJU
10:10a
ONT
10:59p
12h 49m
2 stops
Depart: Wed Mar 15 2017 Return: Wed Mar 22 2017 Trip spans 8 days
American Airlines
American Airlines
ONT
8:59p
SJU
6:08a
9h 09m
1 stop
SJU
5:22a
ONT
4:40p
11h 18m
1 stop
Depart: Sat Jan 28 2017 Return: Thu Feb 2 2017 Trip spans 6 days
United
United
ONT
3:10p
SJU
4:02a
12h 52m
2 stops
SJU
10:10a
ONT
10:59p
12h 49m
2 stops
Depart: Sun Mar 26 2017 Return: Tue Apr 4 2017 Trip spans 10 days
American Airlines
American Airlines
ONT
8:59p
SJU
6:08a
9h 09m
1 stop
SJU
9:56a
ONT
6:50p
8h 54m
1 stop
Depart: Wed Feb 1 2017 Return: Mon Feb 6 2017 Trip spans 6 days
United
United
ONT
4:24p
SJU
5:05a
12h 41m
2 stops
SJU
8:57a
ONT
10:59p
14h 02m
2 stops
Depart: Tue Mar 28 2017 Return: Tue Apr 4 2017 Trip spans 8 days
American Airlines
American Airlines
ONT
8:59p
SJU
6:08a
9h 09m
1 stop
SJU
9:56a
ONT
6:50p
8h 54m
1 stop
Depart: Thu Feb 9 2017 Return: Mon Feb 13 2017 Trip spans 5 days
United
United
ONT
8:30a
SJU
8:50p
12h 20m
2 stops
SJU
9:05p
ONT
11:20a
14h 15m
2 stops
Depart: Mon May 8 2017 Return: Wed May 17 2017 Trip spans 10 days
American Airlines
American Airlines
ONT
8:59p
SJU
6:08a
9h 09m
1 stop
SJU
5:22a
ONT
4:40p
11h 18m
1 stop
Depart: Fri Feb 10 2017 Return: Tue Feb 14 2017 Trip spans 5 days
United
United
ONT
5:28a
SJU
8:50p
15h 22m
2 stops
SJU
10:10a
ONT
10:59p
12h 49m
2 stops
Depart: Tue May 9 2017 Return: Wed May 17 2017 Trip spans 9 days
American Airlines
American Airlines
ONT
8:59p
SJU
6:08a
9h 09m
1 stop
SJU
5:22a
ONT
4:40p
11h 18m
1 stop
Depart: Wed Jan 11 2017 Return: Mon Jan 16 2017 Trip spans 6 days
United
United
ONT
12:38a
SJU
4:10p
15h 32m
2 stops
SJU
9:05p
ONT
11:20a
14h 15m
2 stops
Depart: Wed May 10 2017 Return: Thu May 18 2017 Trip spans 9 days
American Airlines
American Airlines
ONT
8:59p
SJU
6:08a
9h 09m
1 stop
SJU
9:56a
ONT
6:50p
8h 54m
1 stop
* 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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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
$433
Destination

San Juan
$433