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Find Flight Deals from United States to Islip Long Island

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights to Islip Long Island

(Round-trip)
Depart: Tue Jan 20 2015 Return: Tue Jan 27 2015 Trip spans 8 days
US Airways
US Airways
CLE
2:15a
ISP
6:19a
4h 04m
1 stop
ISP
2:30a
CLE
6:00a
3h 30m
1 stop
Depart: Tue Feb 3 2015 Return: Wed Feb 18 2015 Trip spans 16 days
US Airways
US Airways
CAK
2:10a
ISP
6:19a
4h 09m
1 stop
ISP
6:40a
CAK
11:59a
5h 19m
1 stop
Depart: Thu Jan 15 2015 Return: Sun Jan 18 2015 Trip spans 4 days
US Airways
US Airways
DCA
1:30a
ISP
6:19a
4h 49m
1 stop
ISP
9:50a
DCA
1:24p
3h 34m
1 stop
Depart: Wed Mar 4 2015 Return: Sat Mar 7 2015 Trip spans 4 days
US Airways
US Airways
BUF
2:00a
ISP
6:20a
4h 20m
1 stop
ISP
5:50a
BUF
9:50a
4h 00m
1 stop
Depart: Thu Jan 22 2015 Return: Mon Jan 26 2015 Trip spans 5 days
US Airways
US Airways
DFW
1:20a
ISP
8:27a
7h 07m
1 stop
ISP
7:19a
DFW
3:12p
7h 53m
1 stop
Depart: Thu Jan 8 2015 Return: Tue Jan 13 2015 Trip spans 6 days
US Airways
US Airways
BNA
2:20a
ISP
8:27a
6h 07m
1 stop
ISP
9:50a
BNA
4:03p
6h 13m
1 stop
Depart: Sat Jan 10 2015 Return: Wed Jan 14 2015 Trip spans 5 days
US Airways
US Airways
ATL
1:30a
ISP
5:28a
3h 58m
1 stop
ISP
9:50a
ATL
3:49p
5h 59m
1 stop
Depart: Wed Jan 14 2015 Return: Sun Jan 18 2015 Trip spans 5 days
US Airways
US Airways
CLT
4:00a
ISP
9:27a
5h 27m
1 stop
ISP
9:50a
CLT
2:16p
4h 26m
1 stop
Depart: Fri Jan 30 2015 Return: Sun Feb 1 2015 Trip spans 3 days
US Airways
US Airways
CHS
7:50a
ISP
4:17p
8h 27m
2 stops
ISP
2:30a
CHS
6:53a
4h 23m
1 stop
Depart: Sun Jan 25 2015 Return: Sat Jan 31 2015 Trip spans 7 days
US Airways
US Airways
RDU
1:55a
ISP
6:19a
4h 24m
1 stop
ISP
2:30a
RDU
7:40a
5h 10m
1 stop
Depart: Wed Jan 21 2015 Return: Sun Jan 25 2015 Trip spans 5 days
US Airways
US Airways
FLL
1:00a
ISP
6:19a
5h 19m
1 stop
ISP
6:40a
FLL
11:24a
4h 44m
1 stop
Depart: Mon Feb 9 2015 Return: Tue Feb 17 2015 Trip spans 9 days
US Airways
US Airways
MKE
2:15a
ISP
8:27a
6h 12m
1 stop
ISP
9:47a
MKE
2:59p
5h 12m
1 stop
Depart: Tue Jan 6 2015 Return: Wed Jan 7 2015 Trip spans 2 days
US Airways
US Airways
ORD
1:00a
ISP
5:19a
4h 19m
1 stop
ISP
9:50a
ORD
3:33p
5h 43m
1 stop
Depart: Mon Jan 26 2015 Return: Tue Jan 27 2015 Trip spans 2 days
US Airways
US Airways
BOS
3:30a
ISP
9:27a
5h 57m
1 stop
ISP
6:40a
BOS
10:33a
3h 53m
1 stop
Depart: Sat Jan 17 2015 Return: Tue Jan 20 2015 Trip spans 4 days
US Airways
US Airways
MCO
1:30a
ISP
5:28a
3h 58m
1 stop
ISP
9:50a
MCO
3:46p
5h 56m
1 stop
Depart: Fri Mar 20 2015 Return: Sun Mar 22 2015 Trip spans 3 days
US Airways
US Airways
ROC
2:06a
ISP
10:27a
8h 21m
2 stops
ISP
3:40a
ROC
8:42a
5h 02m
1 stop
Depart: Fri Feb 27 2015 Return: Wed Mar 4 2015 Trip spans 6 days
US Airways
US Airways
DTW
11:00a
ISP
4:17p
5h 17m
1 stop
ISP
6:40a
DTW
10:29a
3h 49m
1 stop
Depart: Wed Apr 1 2015 Return: Thu Apr 2 2015 Trip spans 2 days
US Airways
US Airways
CMH
3:07a
ISP
7:23a
4h 16m
1 stop
ISP
4:05a
CMH
8:57a
4h 52m
1 stop
Depart: Fri Dec 26 2014 Return: Fri Jan 2 2015 Trip spans 8 days
US Airways
US Airways
JAX
12:00p
ISP
4:21p
4h 21m
1 stop
ISP
9:49a
JAX
3:32p
5h 43m
1 stop
Depart: Sat Jan 31 2015 Return: Tue Feb 3 2015 Trip spans 4 days
American Airlines
American Airlines
MSP
9:00a
ISP
3:17p
6h 17m
1 stop
ISP
2:30a
MSP
9:21a
6h 51m
1 stop
Change your search
Airports
Origin

Milwaukee
$241
Akron
$165
Charleston
$224
Detroit
$302
Charlotte
$223
Raleigh
$231
Chicago
$244
Rochester
$271
Fort Lauderdale
$240
Nashville
$218
Cleveland
$160
Washington
$188
Minneapolis
$324
Atlanta
$220
Orlando
$255
Columbus
$310
Dallas
$204
Jacksonville
$322
Buffalo
$194
Boston
$246
Destination

Islip
$160