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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: Tue Jan 13 2015 Return: Tue Jan 20 2015 Trip spans 8 days
US Airways
US Airways
PBI
1:25a
ISP
6:19a
4h 54m
1 stop
ISP
9:50a
PBI
3:30p
5h 40m
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 24 2015 Return: Sat Jan 31 2015 Trip spans 8 days
US Airways
US Airways
ATL
1:30a
ISP
5:28a
3h 58m
1 stop
ISP
5:50a
ATL
11:22a
5h 32m
1 stop
Depart: Tue Jan 6 2015 Return: Wed Jan 7 2015 Trip spans 2 days
US Airways
US Airways
CLT
2:30a
ISP
6:19a
3h 49m
1 stop
ISP
9:50a
CLT
2:16p
4h 26m
1 stop
Depart: Wed Jan 7 2015 Return: Tue Jan 27 2015 Trip spans 21 days
US Airways
US Airways
FLL
1:00a
ISP
6:19a
5h 19m
1 stop
ISP
9:50a
FLL
3:48p
5h 58m
1 stop
Depart: Sun Jan 11 2015 Return: Wed Jan 14 2015 Trip spans 4 days
US Airways
US Airways
PHF
12:30a
ISP
6:19a
5h 49m
1 stop
ISP
9:50a
PHF
6:44p
8h 54m
2 stops
Depart: Thu Jun 11 2015 Return: Tue Jun 16 2015 Trip spans 6 days
US Airways
US Airways
BWI
4:00a
ISP
9:28a
5h 28m
1 stop
ISP
9:53a
BWI
2:46p
4h 53m
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: Sun Feb 1 2015 Return: Thu Feb 5 2015 Trip spans 5 days
US Airways
US Airways
DTW
2:10a
ISP
6:19a
4h 09m
1 stop
ISP
6:40a
DTW
10:29a
3h 49m
1 stop
Depart: Sun Feb 8 2015 Return: Mon Feb 9 2015 Trip spans 2 days
US Airways
US Airways
MKE
1:05a
ISP
5:19a
4h 14m
1 stop
ISP
9:50a
MKE
2:59p
5h 09m
1 stop
Depart: Mon Jan 12 2015 Return: Thu Jan 22 2015 Trip spans 11 days
US Airways
US Airways
DEN
1:55a
ISP
7:27a
5h 32m
1 stop
ISP
9:50a
DEN
5:47p
7h 57m
1 stop
Depart: Sat Jan 10 2015 Return: Wed Jan 14 2015 Trip spans 5 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: 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 31 2015 Return: Tue Feb 3 2015 Trip spans 4 days
US Airways
US Airways
MSY
10:25a
ISP
3:17p
4h 52m
1 stop
ISP
2:30a
MSY
8:35a
6h 05m
1 stop
Depart: Thu Dec 25 2014 Return: Thu Jan 1 2015 Trip spans 8 days
US Airways
US Airways
ORD
7:05a
ISP
12:07p
5h 02m
1 stop
ISP
1:30p
ORD
5:52p
4h 22m
1 stop
Change your search
Airports
Origin

Milwaukee
$241
Akron
$165
Detroit
$234
Charlotte
$223
Newport News
$228
Raleigh
$231
Chicago
$264
Fort Lauderdale
$223
Nashville
$218
Cleveland
$160
Washington
$188
West Palm Beach
$194
Baltimore
$230
Atlanta
$220
Orlando
$246
New Orleans
$248
Denver
$244
Dallas
$204
Buffalo
$194
Boston
$246
Destination

Islip
$160
Airlines