Find Cheap Flights from San Antonio to Islip Long Island (SAT - ISP)

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 San Antonio to Islip Long Island

(Round-trip)
Depart: Thu Jan 18 2018 Return: Mon Jan 22 2018 Trip spans 5 days
Frontier
Frontier
SAT
12:00a
ISP
9:27a
9h 27m
2 stops
ISP
12:00a
SAT
3:21a
27h 21m
2 stops
Depart: Tue Feb 27 2018 Return: Sat Mar 3 2018 Trip spans 5 days
American Airlines
American Airlines
SAT
12:00a
ISP
6:01a
6h 01m
1 stop
ISP
12:00a
SAT
7:44a
7h 44m
1 stop
Depart: Thu Jan 25 2018 Return: Sun Jan 28 2018 Trip spans 4 days
Multiple Airlines
Multiple Airlines
SAT
12:00a
ISP
9:27a
9h 27m
2 stops
ISP
12:00a
SAT
5:12a
29h 12m
2 stops
Depart: Sat Mar 31 2018 Return: Wed Apr 4 2018 Trip spans 5 days
Southwest
Southwest
SAT
12:00a
ISP
9:40a
9h 40m
1 stop
ISP
12:00a
SAT
7:10a
7h 10m
1 stop
Depart: Thu Mar 1 2018 Return: Mon Mar 5 2018 Trip spans 5 days
American Airlines
American Airlines
SAT
12:00a
ISP
6:01a
6h 01m
1 stop
ISP
12:00a
SAT
7:43a
7h 43m
1 stop
Depart: Fri Feb 16 2018 Return: Wed Feb 21 2018 Trip spans 6 days
American Airlines
American Airlines
SAT
12:00a
ISP
6:01a
6h 01m
1 stop
ISP
12:00a
SAT
7:44a
7h 44m
1 stop
Depart: Mon Mar 12 2018 Return: Sat Mar 17 2018 Trip spans 6 days
American Airlines
American Airlines
SAT
12:00a
ISP
6:01a
6h 01m
1 stop
ISP
12:00a
SAT
7:42a
7h 42m
1 stop
Depart: Sun Dec 17 2017 Return: Wed Dec 20 2017 Trip spans 4 days
Frontier
Frontier
SAT
12:00a
ISP
12:53a
24h 53m
2 stops
ISP
12:00a
SAT
9:25p
21h 25m
2 stops
Depart: Fri Dec 29 2017 Return: Mon Jan 1 2018 Trip spans 4 days
Southwest
Southwest
SAT
12:00a
ISP
6:00a
6h 00m
1 stop
ISP
12:00a
SAT
6:20a
6h 20m
1 stop
Depart: Fri Dec 29 2017 Return: Mon Jan 1 2018 Trip spans 4 days
Southwest
Southwest
SAT
12:00a
ISP
6:00a
6h 00m
1 stop
ISP
12:00a
SAT
6:20a
6h 20m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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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

San Antonio
$269
Destination

Islip
$269