Find Cheap 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
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: Tue Sep 12 2017 Return: Wed Sep 20 2017 Trip spans 9 days
United
United
ONT
12:00a
SJU
12:50p
12h 50m
2 stops
SJU
12:00a
ONT
12:56p
12h 56m
2 stops
Depart: Sat Aug 5 2017 Return: Tue Aug 8 2017 Trip spans 4 days
Multiple Airlines
Multiple Airlines
ONT
12:00a
SJU
2:31p
14h 31m
2 stops
SJU
12:00a
ONT
10:54p
22h 54m
2 stops
Depart: Wed Aug 9 2017 Return: Thu Aug 17 2017 Trip spans 9 days
American Airlines
American Airlines
ONT
12:00a
SJU
8:44a
8h 44m
1 stop
SJU
12:00a
ONT
12:26p
12h 26m
1 stop
Depart: Thu Aug 3 2017 Return: Thu Aug 10 2017 Trip spans 8 days
Delta
Delta
ONT
12:00a
SJU
3:43p
15h 43m
2 stops
SJU
12:00a
ONT
1:11p
13h 11m
2 stops
Depart: Wed Oct 18 2017 Return: Mon Oct 23 2017 Trip spans 6 days
United
United
ONT
12:00a
SJU
12:50p
12h 50m
2 stops
SJU
12:00a
ONT
10:45a
34h 45m
2 stops
Depart: Fri Jul 28 2017 Return: Fri Aug 4 2017 Trip spans 8 days
United
United
ONT
12:00a
SJU
1:42p
13h 42m
2 stops
SJU
12:00a
ONT
1:14p
13h 14m
2 stops
Depart: Sat Jul 29 2017 Return: Fri Aug 4 2017 Trip spans 7 days
United
United
ONT
12:00a
SJU
11:40p
23h 40m
2 stops
SJU
12:00a
ONT
1:14p
13h 14m
2 stops
Depart: Wed Aug 2 2017 Return: Wed Aug 9 2017 Trip spans 8 days
Multiple Airlines
Multiple Airlines
ONT
12:00a
SJU
11:33a
11h 33m
2 stops
SJU
12:00a
ONT
9:06a
9h 06m
1 stop
Depart: Fri Aug 11 2017 Return: Tue Aug 15 2017 Trip spans 5 days
United
United
ONT
12:00a
SJU
3:15p
15h 15m
2 stops
SJU
12:00a
ONT
10:54p
22h 54m
2 stops
Depart: Mon Aug 14 2017 Return: Tue Aug 22 2017 Trip spans 9 days
United
United
ONT
12:00a
SJU
12:45p
12h 45m
2 stops
SJU
12:00a
ONT
8:54p
20h 54m
2 stops
Depart: Tue Nov 7 2017 Return: Fri Nov 10 2017 Trip spans 4 days
Multiple Airlines
Multiple Airlines
ONT
12:00a
SJU
1:25p
13h 25m
2 stops
SJU
12:00a
ONT
8:54a
8h 54m
1 stop
Depart: Sat Aug 19 2017 Return: Tue Aug 29 2017 Trip spans 11 days
United
United
ONT
12:00a
SJU
4:15p
16h 15m
2 stops
SJU
12:00a
ONT
8:54p
20h 54m
2 stops
Depart: Tue Aug 8 2017 Return: Wed Aug 16 2017 Trip spans 9 days
American Airlines
American Airlines
ONT
12:00a
SJU
8:44a
8h 44m
1 stop
SJU
12:00a
ONT
9:06a
9h 06m
1 stop
Depart: Sat Oct 7 2017 Return: Fri Oct 13 2017 Trip spans 7 days
Multiple Airlines
Multiple Airlines
ONT
12:00a
SJU
1:25p
13h 25m
2 stops
SJU
12:00a
ONT
9:05a
9h 05m
1 stop
Depart: Sun Aug 20 2017 Return: Thu Aug 24 2017 Trip spans 5 days
United
United
ONT
12:00a
SJU
2:45p
14h 45m
2 stops
SJU
12:00a
ONT
10:35p
22h 35m
2 stops
Depart: Mon Aug 7 2017 Return: Tue Aug 15 2017 Trip spans 9 days
American Airlines
American Airlines
ONT
12:00a
SJU
8:44a
8h 44m
1 stop
SJU
12:00a
ONT
9:06a
9h 06m
1 stop
Depart: Mon Aug 21 2017 Return: Tue Aug 29 2017 Trip spans 9 days
United
United
ONT
12:00a
SJU
12:45p
12h 45m
2 stops
SJU
12:00a
ONT
6:05p
18h 05m
2 stops
Depart: Sat Dec 2 2017 Return: Thu Dec 7 2017 Trip spans 6 days
Multiple Airlines
Multiple Airlines
ONT
12:00a
SJU
5:33a
29h 33m
2 stops
SJU
12:00a
ONT
3:51p
15h 51m
2 stops
Depart: Tue Aug 22 2017 Return: Tue Aug 29 2017 Trip spans 8 days
United
United
ONT
12:00a
SJU
12:45p
12h 45m
2 stops
SJU
12:00a
ONT
6:05p
18h 05m
2 stops
Depart: Sat Jul 29 2017 Return: Sun Aug 6 2017 Trip spans 9 days
American Airlines
American Airlines
ONT
12:00a
SJU
8:44a
8h 44m
1 stop
SJU
12:00a
ONT
11:22a
11h 22m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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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

Ontario
$434
Destination

San Juan
$434