Find cheap flights to Islip Long Island

Depart
Return
1 adult
Adults
16+
Youths
12-15
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.
Compare vs. KAYAK all | none
Browse Origins:
Browse Destinations:

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

Book cheap flights to Islip Long Island

(Return)
Depart: Sat 18 Nov 2017 Return: Thu 23 Nov 2017 Trip spans 6 days
£651
Select
American Airlines
American Airlines
LHR
ISP
14h 10m
1 stop
ISP
LHR
12h 30m
1 stop
Depart: Wed 27 Sep 2017 Return: Tue 3 Oct 2017 Trip spans 7 days
£658
Select
American Airlines
American Airlines
MAN
ISP
29h 30m
2 stops
ISP
MAN
19h 05m
2 stops
Depart: Tue 5 Sep 2017 Return: Tue 26 Sep 2017 Trip spans 22 days
£661
Select
American Airlines
American Airlines
GLA
ISP
16h 20m
2 stops
ISP
GLA
20h 30m
2 stops
Depart: Tue 27 Jun 2017 Return: Tue 4 Jul 2017 Trip spans 8 days
£719
Select
American Airlines
American Airlines
MAN
ISP
11h 33m
1 stop
ISP
MAN
17h 08m
2 stops
Depart: Tue 19 Sep 2017 Return: Mon 25 Sep 2017 Trip spans 7 days
£727
Select
American Airlines
American Airlines
LHR
ISP
14h 52m
2 stops
ISP
LHR
32h 25m
1 stop
Depart: Thu 8 Jun 2017 Return: Mon 3 Jul 2017 Trip spans 26 days
£733
Select
American Airlines
American Airlines
EDI
ISP
20h 10m
2 stops
ISP
EDI
16h 25m
2 stops
Depart: Mon 12 Jun 2017 Return: Mon 26 Jun 2017 Trip spans 15 days
£740
Select
American Airlines
American Airlines
NCL
ISP
34h 35m
2 stops
ISP
NCL
16h 33m
2 stops
Depart: Fri 1 Sep 2017 Return: Fri 8 Sep 2017 Trip spans 8 days
£741
Select
American Airlines
American Airlines
MAN
ISP
12h 02m
1 stop
ISP
MAN
9h 30m
1 stop
Depart: Sat 1 Jul 2017 Return: Tue 4 Jul 2017 Trip spans 4 days
£749
Select
American Airlines
American Airlines
MAN
ISP
16h 15m
1 stop
ISP
MAN
19h 08m
2 stops
Depart: Sat 1 Jul 2017 Return: Wed 5 Jul 2017 Trip spans 5 days
£751
Select
American Airlines
American Airlines
MAN
ISP
16h 15m
1 stop
ISP
MAN
9h 55m
1 stop
Depart: Fri 9 Jun 2017 Return: Sat 1 Jul 2017 Trip spans 23 days
£757
Select
American Airlines
American Airlines
GLA
ISP
11h 38m
1 stop
ISP
GLA
12h 58m
1 stop
Depart: Wed 6 Sep 2017 Return: Sat 16 Sep 2017 Trip spans 11 days
£758
Select
American Airlines
American Airlines
LHR
ISP
14h 15m
1 stop
ISP
LHR
9h 40m
1 stop
Depart: Wed 21 Jun 2017 Return: Mon 26 Jun 2017 Trip spans 6 days
£768
Select
American Airlines
American Airlines
LHR
ISP
12h 18m
1 stop
ISP
LHR
10h 05m
1 stop
Depart: Thu 19 Oct 2017 Return: Thu 26 Oct 2017 Trip spans 8 days
£778
Select
American Airlines
American Airlines
LHR
ISP
12h 30m
1 stop
ISP
LHR
9h 40m
1 stop
Depart: Sat 21 Oct 2017 Return: Thu 26 Oct 2017 Trip spans 6 days
£868
Select
American Airlines
American Airlines
LHR
ISP
12h 30m
1 stop
ISP
LHR
9h 40m
1 stop
Depart: Thu 24 Aug 2017 Return: Thu 7 Sep 2017 Trip spans 15 days
£902
Select
American Airlines
American Airlines
MAN
ISP
12h 02m
1 stop
ISP
MAN
9h 30m
1 stop
Depart: Wed 30 Aug 2017 Return: Mon 4 Sep 2017 Trip spans 6 days
£919
Select
American Airlines
American Airlines
LHR
ISP
12h 30m
1 stop
ISP
LHR
9h 40m
1 stop
Depart: Sat 26 Aug 2017 Return: Sun 3 Sep 2017 Trip spans 9 days
£932
Select
American Airlines
American Airlines
MAN
ISP
12h 02m
1 stop
ISP
MAN
9h 30m
1 stop
Depart: Thu 24 Aug 2017 Return: Thu 7 Sep 2017 Trip spans 15 days
£966
Select
American Airlines
American Airlines
LHR
ISP
12h 30m
1 stop
ISP
LHR
9h 40m
1 stop
Depart: Thu 25 May 2017 Return: Mon 29 May 2017 Trip spans 5 days
£1002
Select
American Airlines
American Airlines
MAN
ISP
29h 21m
2 stops
ISP
MAN
17h 08m
2 stops
* Prices are per person and are for e–tickets and include all taxes & fees in GBP.
We attempt to get accurate prices and fees; however, prices and fees are not guaranteed, and may be subject to last minute changes over which we have no control.
Airports
Origin

London
£651
Manchester
£658
Newcastle upon Tyne
£740
Glasgow
£661
Edinburgh
£733
Destination

Islip
£651