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Find Flight Deals from London to Islip Long Island (LON - ISP)

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

Book cheap flights from London to Islip Long Island

(Round-trip)
Depart: Mon May 25 2015 Return: Sun Jun 7 2015 Trip spans 14 days
American Airlines
American Airlines
LHR
8:45a
ISP
10:24p
13h 39m
1 stop
ISP
2:42p
LHR
12:00a
9h 18m
1 stop
Depart: Thu Jun 4 2015 Return: Sun Jun 14 2015 Trip spans 11 days
American Airlines
American Airlines
LHR
4:20a
ISP
3:22p
11h 02m
1 stop
ISP
10:47a
LHR
12:00a
13h 13m
1 stop
Depart: Mon May 11 2015 Return: Sun May 17 2015 Trip spans 7 days
US Airways
US Airways
LHR
4:20a
ISP
3:20p
11h 00m
1 stop
ISP
3:30a
LHR
1:10p
9h 40m
1 stop
Depart: Tue May 12 2015 Return: Sun May 17 2015 Trip spans 6 days
US Airways
US Airways
LHR
4:20a
ISP
3:20p
11h 00m
1 stop
ISP
3:30a
LHR
1:10p
9h 40m
1 stop
Depart: Thu May 14 2015 Return: Sun May 17 2015 Trip spans 4 days
US Airways
US Airways
LHR
4:20a
ISP
3:20p
11h 00m
1 stop
ISP
3:30a
LHR
1:10p
9h 40m
1 stop
Depart: Sat May 9 2015 Return: Sat May 16 2015 Trip spans 8 days
US Airways
US Airways
LHR
4:20a
ISP
3:48p
11h 28m
1 stop
ISP
11:15a
LHR
12:00a
12h 45m
1 stop
Depart: Sun May 24 2015 Return: Sun Jun 7 2015 Trip spans 15 days
American Airlines
American Airlines
LHR
4:20a
ISP
3:20p
11h 00m
1 stop
ISP
2:42p
LHR
1:00a
10h 18m
1 stop
Depart: Fri May 1 2015 Return: Tue May 5 2015 Trip spans 5 days
$1000
Select
US Airways
US Airways
LHR
4:20a
ISP
3:27p
11h 07m
1 stop
ISP
10:52a
LHR
12:00a
13h 08m
1 stop
Depart: Sat May 2 2015 Return: Tue May 5 2015 Trip spans 4 days
$1000
Select
US Airways
US Airways
LHR
6:15a
ISP
9:47p
15h 32m
1 stop
ISP
10:52a
LHR
12:00a
13h 08m
1 stop
Depart: Sun May 10 2015 Return: Sun May 17 2015 Trip spans 8 days
$1000
Select
US Airways
US Airways
LHR
4:20a
ISP
3:20p
11h 00m
1 stop
ISP
3:30a
LHR
1:10p
9h 40m
1 stop
Depart: Fri May 15 2015 Return: Sun May 17 2015 Trip spans 3 days
$1000
Select
US Airways
US Airways
LHR
4:20a
ISP
3:20p
11h 00m
1 stop
ISP
3:30a
LHR
1:10p
9h 40m
1 stop
Depart: Tue Jun 16 2015 Return: Sat Jul 4 2015 Trip spans 19 days
$1000
Select
US Airways
US Airways
LHR
4:20a
ISP
3:22p
11h 02m
1 stop
ISP
9:53a
LHR
12:00a
14h 07m
1 stop
Depart: Sun Jun 14 2015 Return: Sat Jul 18 2015 Trip spans 35 days
$1001
Select
US Airways
US Airways
LHR
4:20a
ISP
3:22p
11h 02m
1 stop
ISP
9:53a
LHR
12:00a
14h 07m
1 stop
Depart: Mon Jun 15 2015 Return: Sat Jul 4 2015 Trip spans 20 days
$1009
Select
US Airways
US Airways
LHR
4:20a
ISP
3:22p
11h 02m
1 stop
ISP
9:53a
LHR
12:00a
14h 07m
1 stop
Depart: Fri Jun 19 2015 Return: Sat Jul 18 2015 Trip spans 30 days
$1019
Select
US Airways
US Airways
LHR
6:15a
ISP
7:15p
13h 00m
1 stop
ISP
9:53a
LHR
12:00a
14h 07m
1 stop
Depart: Wed May 13 2015 Return: Sun May 17 2015 Trip spans 5 days
$1025
Select
US Airways
US Airways
LHR
4:20a
ISP
3:20p
11h 00m
1 stop
ISP
3:30a
LHR
1:10p
9h 40m
1 stop
Depart: Thu Jun 18 2015 Return: Sat Jul 4 2015 Trip spans 17 days
$1026
Select
US Airways
US Airways
LHR
4:20a
ISP
3:22p
11h 02m
1 stop
ISP
9:53a
LHR
12:00a
14h 07m
1 stop
Depart: Sat Jun 20 2015 Return: Sat Jul 18 2015 Trip spans 29 days
$1040
Select
US Airways
US Airways
LHR
4:20a
ISP
3:22p
11h 02m
1 stop
ISP
9:53a
LHR
12:00a
14h 07m
1 stop
Depart: Thu Apr 23 2015 Return: Sun May 3 2015 Trip spans 11 days
$1041
Select
US Airways
US Airways
LHR
3:30a
ISP
10:24p
18h 54m
2 stops
ISP
7:56a
LHR
12:00a
16h 04m
1 stop
Depart: Wed Apr 15 2015 Return: Mon Apr 27 2015 Trip spans 13 days
$1043
Select
US Airways
US Airways
LHR
4:20a
ISP
3:27p
11h 07m
1 stop
ISP
3:40a
LHR
1:10p
9h 30m
1 stop
Airports
Origin

London
$962
Destination

Islip
$962