Find Deals on Flights from United Kingdom to Islip Long Island

Depart
Return
1 adult
Adults
18+
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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Flexible dates? Here are the best fares found in the past 48 hours...

Book cheap flights to Islip Long Island

(Round-trip)
Depart: Sun 1 Nov 2015 Return: Sat 14 Nov 2015 Trip spans 14 days
£580
Select
American Airlines
American Airlines
LHR
03:10
ISP
14:17
11h 07m
1 stop
ISP
08:53
LHR
00:05
15h 12m
1 stop
Depart: Thu 19 Nov 2015 Return: Wed 25 Nov 2015 Trip spans 7 days
£589
Select
American Airlines
American Airlines
MAN
05:40
ISP
21:14
15h 34m
1 stop
ISP
08:53
MAN
03:05
18h 12m
2 stops
Depart: Wed 23 Sep 2015 Return: Mon 28 Sep 2015 Trip spans 6 days
£600
Select
American Airlines
American Airlines
LHR
03:45
ISP
22:23
18h 38m
2 stops
ISP
07:47
LHR
21:30
13h 43m
2 stops
Depart: Thu 27 Aug 2015 Return: Sun 6 Sep 2015 Trip spans 11 days
£602
Select
American Airlines
American Airlines
LHR
04:20
ISP
19:25
15h 05m
1 stop
ISP
14:50
LHR
13:10
22h 20m
1 stop
Depart: Mon 14 Sep 2015 Return: Tue 29 Sep 2015 Trip spans 16 days
£602
Select
American Airlines
American Airlines
LHR
06:15
ISP
19:23
13h 08m
1 stop
ISP
14:50
LHR
01:00
10h 10m
1 stop
Depart: Wed 7 Oct 2015 Return: Wed 21 Oct 2015 Trip spans 15 days
£602
Select
American Airlines
American Airlines
LHR
08:45
ISP
19:23
10h 38m
1 stop
ISP
03:20
LHR
21:40
18h 20m
1 stop
Depart: Sat 3 Oct 2015 Return: Wed 14 Oct 2015 Trip spans 12 days
£603
Select
American Airlines
American Airlines
MAN
05:30
ISP
19:48
14h 18m
2 stops
ISP
03:20
MAN
21:55
18h 35m
2 stops
Depart: Fri 20 Nov 2015 Return: Wed 25 Nov 2015 Trip spans 6 days
£609
Select
American Airlines
American Airlines
MAN
05:40
ISP
08:42
27h 02m
1 stop
ISP
06:48
MAN
03:05
20h 17m
2 stops
Depart: Sat 21 Nov 2015 Return: Wed 25 Nov 2015 Trip spans 5 days
£609
Select
American Airlines
American Airlines
MAN
05:40
ISP
21:14
15h 34m
1 stop
ISP
08:53
MAN
03:05
18h 12m
2 stops
Depart: Wed 26 Aug 2015 Return: Thu 3 Sep 2015 Trip spans 9 days
£621
Select
American Airlines
American Airlines
LHR
04:20
ISP
15:22
11h 02m
1 stop
ISP
14:50
LHR
13:10
22h 20m
1 stop
Depart: Fri 28 Aug 2015 Return: Sun 6 Sep 2015 Trip spans 10 days
£621
Select
American Airlines
American Airlines
LHR
04:20
ISP
19:25
15h 05m
1 stop
ISP
14:50
LHR
13:10
22h 20m
1 stop
Depart: Thu 20 Aug 2015 Return: Tue 25 Aug 2015 Trip spans 6 days
£628
Select
American Airlines
American Airlines
LHR
06:15
ISP
19:25
13h 10m
1 stop
ISP
03:35
LHR
00:00
20h 25m
1 stop
Depart: Wed 2 Sep 2015 Return: Tue 22 Sep 2015 Trip spans 21 days
£628
Select
American Airlines
American Airlines
LHR
04:20
ISP
19:25
15h 05m
1 stop
ISP
10:48
LHR
00:00
13h 12m
1 stop
Depart: Sat 26 Sep 2015 Return: Wed 30 Sep 2015 Trip spans 5 days
£634
Select
American Airlines
American Airlines
LHR
03:45
ISP
19:48
16h 03m
2 stops
ISP
03:25
LHR
00:00
20h 35m
1 stop
Depart: Tue 20 Oct 2015 Return: Mon 26 Oct 2015 Trip spans 7 days
£635
Select
American Airlines
American Airlines
LHR
02:20
ISP
22:23
20h 03m
2 stops
ISP
14:50
LHR
22:55
32h 05m
1 stop
Depart: Tue 27 Oct 2015 Return: Tue 3 Nov 2015 Trip spans 8 days
£638
Select
American Airlines
American Airlines
LHR
13:25
ISP
11:20
21h 55m
1 stop
ISP
06:47
LHR
20:45
13h 58m
2 stops
Depart: Wed 28 Oct 2015 Return: Tue 3 Nov 2015 Trip spans 7 days
£638
Select
American Airlines
American Airlines
LHR
12:05
ISP
11:20
23h 15m
2 stops
ISP
06:47
LHR
20:45
13h 58m
2 stops
Depart: Thu 8 Oct 2015 Return: Wed 14 Oct 2015 Trip spans 7 days
£639
Select
American Airlines
American Airlines
MAN
04:40
ISP
22:23
17h 43m
2 stops
ISP
03:20
MAN
21:55
18h 35m
2 stops
Depart: Thu 29 Oct 2015 Return: Mon 2 Nov 2015 Trip spans 5 days
£640
Select
American Airlines
American Airlines
LHR
02:50
ISP
21:23
18h 33m
2 stops
ISP
13:50
LHR
20:55
31h 05m
1 stop
Depart: Sun 23 Aug 2015 Return: Wed 2 Sep 2015 Trip spans 11 days
£710
Select
American Airlines
American Airlines
GLA
06:20
ISP
19:25
13h 05m
1 stop
ISP
07:52
GLA
21:55
14h 03m
1 stop
Airports
Origin

London
£580
Manchester
£589
Glasgow
£710
Destination

Islip
£580