Find Deals on Flights from Islip Long Island to Ontario (ISP - ONT)

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 Islip Long Island to Ontario

(Round-trip)
Depart: Sun Feb 19 2017 Return: Fri Feb 24 2017 Trip spans 6 days
American Airlines
American Airlines
ISP
1:10a
ONT
4:28p
15h 18m
2 stops
ONT
8:15p
ISP
9:15a
13h 00m
2 stops
Depart: Wed Dec 21 2016 Return: Thu Dec 29 2016 Trip spans 9 days
Southwest
Southwest
ISP
12:25a
ONT
11:15a
10h 50m
2 stops
ONT
6:45a
ISP
4:10p
9h 25m
2 stops
Depart: Mon Feb 20 2017 Return: Thu Mar 23 2017 Trip spans 31 days
American Airlines
American Airlines
ISP
8:10a
ONT
7:39p
11h 29m
2 stops
ONT
2:15a
ISP
2:55p
12h 40m
2 stops
Depart: Sat Dec 31 2016 Return: Fri Jan 6 2017 Trip spans 7 days
American Airlines
American Airlines
ISP
6:50a
ONT
4:19p
9h 29m
2 stops
ONT
4:55a
ISP
1:59p
9h 04m
2 stops
Depart: Fri Dec 23 2016 Return: Thu Dec 29 2016 Trip spans 7 days
Southwest
Southwest
ISP
12:25a
ONT
11:15a
10h 50m
2 stops
ONT
6:45a
ISP
4:10p
9h 25m
2 stops
Depart: Fri Dec 30 2016 Return: Sun Jan 8 2017 Trip spans 10 days
American Airlines
American Airlines
ISP
6:50a
ONT
9:25p
14h 35m
2 stops
ONT
2:30p
ISP
4:25a
13h 55m
2 stops
Depart: Sun Jan 1 2017 Return: Sat Jan 7 2017 Trip spans 7 days
American Airlines
American Airlines
ISP
10:20a
ONT
9:26p
11h 06m
2 stops
ONT
1:25a
ISP
11:00a
9h 35m
2 stops
Depart: Mon Dec 26 2016 Return: Wed Dec 28 2016 Trip spans 3 days
$1211
Select
Southwest
Southwest
ISP
12:25a
ONT
11:15a
10h 50m
2 stops
ONT
6:45a
ISP
4:10p
9h 25m
2 stops
Depart: Mon Jan 2 2017 Return: Sun Jan 8 2017 Trip spans 7 days
American Airlines
American Airlines
ISP
10:20a
ONT
9:56p
11h 36m
2 stops
ONT
4:55a
ISP
1:59p
9h 04m
2 stops
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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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

Islip
$578
Destination

Ontario
$578