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Find flight deals from United Kingdom to Islip Long Island

Flexible dates? Here are the best fares found in the past 48 hours...

Book cheap flights to Islip Long Island

(Round-trip)
Depart: Thu 19 Mar 2015 Return: Tue 14 Apr 2015 Trip spans 27 days
£509
Select
Multiple Airlines
Multiple Airlines
LHR
13:05
ISP
14:27
25h 22m
1 stop
ISP
10:52
LHR
03:10
16h 18m
2 stops
Depart: Wed 18 Mar 2015 Return: Wed 25 Mar 2015 Trip spans 8 days
£539
Select
Multiple Airlines
Multiple Airlines
MAN
05:45
ISP
14:27
32h 42m
1 stop
ISP
10:47
MAN
01:15
14h 28m
2 stops
Depart: Thu 12 Mar 2015 Return: Tue 17 Mar 2015 Trip spans 6 days
£559
Select
US Airways
US Airways
LHR
02:30
ISP
21:22
18h 52m
2 stops
ISP
10:47
LHR
01:25
14h 38m
1 stop
Depart: Sat 25 Apr 2015 Return: Sat 2 May 2015 Trip spans 8 days
£570
Select
American Airlines
American Airlines
MAN
05:30
ISP
12:31
31h 01m
2 stops
ISP
05:05
MAN
21:55
16h 50m
2 stops
Depart: Sat 21 Mar 2015 Return: Mon 23 Mar 2015 Trip spans 3 days
£606
Select
American Airlines
American Airlines
LHR
13:05
ISP
11:20
22h 15m
1 stop
ISP
10:47
LHR
01:25
14h 38m
1 stop
Depart: Mon 25 May 2015 Return: Mon 1 Jun 2015 Trip spans 8 days
£638
Select
US Airways
US Airways
GLA
06:20
ISP
22:14
15h 54m
1 stop
ISP
04:05
GLA
05:35
25h 30m
2 stops
Depart: Mon 8 Jun 2015 Return: Mon 20 Jul 2015 Trip spans 43 days
£641
Select
US Airways
US Airways
MAN
07:00
ISP
22:14
15h 14m
1 stop
ISP
07:48
MAN
05:55
22h 07m
2 stops
Depart: Wed 6 May 2015 Return: Thu 14 May 2015 Trip spans 9 days
£665
Select
American Airlines
American Airlines
NCL
02:05
ISP
22:24
20h 19m
2 stops
ISP
10:47
NCL
05:45
18h 58m
2 stops
Depart: Wed 1 Apr 2015 Return: Wed 8 Apr 2015 Trip spans 8 days
£667
Select
US Airways
US Airways
LBA
17:00
ISP
15:27
22h 27m
2 stops
ISP
10:52
LBA
04:40
17h 48m
2 stops
Depart: Mon 14 Sep 2015 Return: Thu 1 Oct 2015 Trip spans 18 days
£677
Select
US Airways
US Airways
LGW
07:15
ISP
22:14
38h 59m
2 stops
ISP
09:53
LGW
02:05
16h 12m
2 stops
Depart: Sun 16 Aug 2015 Return: Wed 26 Aug 2015 Trip spans 11 days
£789
Select
Multiple Airlines
Multiple Airlines
NCL
11:35
ISP
22:14
34h 39m
2 stops
ISP
09:53
NCL
05:45
19h 52m
2 stops
Depart: Thu 13 Aug 2015 Return: Mon 17 Aug 2015 Trip spans 5 days
£890
Select
American Airlines
American Airlines
GLA
06:20
ISP
12:23
30h 03m
1 stop
ISP
07:48
GLA
05:35
21h 47m
2 stops
Depart: Sun 9 Aug 2015 Return: Mon 17 Aug 2015 Trip spans 9 days
£910
Select
American Airlines
American Airlines
LBA
17:00
ISP
22:14
29h 14m
2 stops
ISP
07:48
LBA
04:40
20h 52m
2 stops
Depart: Fri 24 Jul 2015 Return: Mon 3 Aug 2015 Trip spans 11 days
£925
Select
Multiple Airlines
Multiple Airlines
GLA
06:20
ISP
14:28
32h 08m
1 stop
ISP
09:53
GLA
01:00
15h 07m
2 stops
Change your search
Airports
Origin

Leeds
£667
London
only £509
only £677
Manchester
£539
Newcastle upon Tyne
£665
Glasgow
£638
Destination

Islip
£509