Find Cheap Flights from Islip Long Island to Houston Hobby & other airports (ISP - HOU)

Depart
Return
1 adult
Adults
18-64
Seniors
65+
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.
Compare vs. KAYAK all | none
Browse Origins:
Browse Destinations:

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

Book cheap flights from Islip Long Island to Houston Hobby & other airports

(Round-trip)
Depart: Sat Nov 4 2017 Return: Mon Nov 6 2017 Trip spans 3 days
American Airlines
American Airlines
ISP
9:10a
HOU
2:50p
5h 40m
1 stop
HOU
10:25a
ISP
3:55p
5h 30m
1 stop
Depart: Sat Oct 7 2017 Return: Fri Oct 13 2017 Trip spans 7 days
Southwest
Southwest
ISP
11:15a
HOU
6:45p
7h 30m
1 stop
HOU
2:10a
ISP
7:05a
4h 55m
1 stop
Depart: Fri Oct 20 2017 Return: Mon Nov 6 2017 Trip spans 18 days
Southwest
Southwest
ISP
5:15a
HOU
1:25p
8h 10m
1 stop
HOU
11:55a
ISP
7:00p
7h 05m
1 stop
Depart: Thu Aug 17 2017 Return: Wed Aug 23 2017 Trip spans 7 days
American Airlines
American Airlines
ISP
2:09a
HOU
8:29a
6h 20m
1 stop
HOU
2:00a
ISP
7:30a
5h 30m
1 stop
Depart: Sun Nov 5 2017 Return: Tue Nov 7 2017 Trip spans 3 days
American Airlines
American Airlines
ISP
8:10a
HOU
1:50p
5h 40m
1 stop
HOU
10:25a
ISP
3:55p
5h 30m
1 stop
Depart: Fri Jun 16 2017 Return: Sun Jun 18 2017 Trip spans 3 days
Southwest
Southwest
ISP
1:30a
HOU
8:15a
6h 45m
1 stop
HOU
2:00a
ISP
9:45a
7h 45m
1 stop
Depart: Fri Sep 15 2017 Return: Mon Sep 18 2017 Trip spans 4 days
American Airlines
American Airlines
ISP
2:20p
HOU
6:57a
16h 37m
2 stops
HOU
1:55p
ISP
7:30a
17h 35m
2 stops
Depart: Sun Jun 18 2017 Return: Sun Jun 25 2017 Trip spans 8 days
American Airlines
American Airlines
ISP
2:09a
HOU
8:31a
6h 22m
1 stop
HOU
1:55a
ISP
7:41a
5h 46m
1 stop
Depart: Sun Jul 30 2017 Return: Mon Aug 7 2017 Trip spans 9 days
Southwest
Southwest
ISP
11:10a
HOU
5:50p
6h 40m
1 stop
HOU
1:15p
ISP
8:10p
6h 55m
1 stop
Depart: Tue Nov 21 2017 Return: Sat Nov 25 2017 Trip spans 5 days
American Airlines
American Airlines
ISP
8:10a
HOU
1:50p
5h 40m
1 stop
HOU
10:25a
ISP
3:55p
5h 30m
1 stop
Depart: Tue Jul 4 2017 Return: Tue Jul 11 2017 Trip spans 8 days
American Airlines
American Airlines
ISP
2:09a
HOU
8:31a
6h 22m
1 stop
HOU
8:40a
ISP
5:04p
8h 24m
1 stop
Depart: Fri Sep 1 2017 Return: Mon Sep 4 2017 Trip spans 4 days
American Airlines
American Airlines
ISP
2:10a
HOU
1:33p
11h 23m
2 stops
HOU
8:00a
ISP
4:55p
8h 55m
2 stops
Depart: Wed Jul 5 2017 Return: Tue Jul 11 2017 Trip spans 7 days
American Airlines
American Airlines
ISP
2:09a
HOU
8:29a
6h 20m
1 stop
HOU
8:40a
ISP
5:04p
8h 24m
1 stop
Depart: Thu Oct 5 2017 Return: Tue Oct 10 2017 Trip spans 6 days
American Airlines
American Airlines
ISP
9:10a
HOU
2:50p
5h 40m
1 stop
HOU
11:25a
ISP
4:55p
5h 30m
1 stop
Depart: Thu Nov 2 2017 Return: Mon Nov 6 2017 Trip spans 5 days
American Airlines
American Airlines
ISP
9:10a
HOU
2:50p
5h 40m
1 stop
HOU
1:00a
ISP
6:30a
5h 30m
1 stop
Depart: Sat Jul 8 2017 Return: Sun Jul 9 2017 Trip spans 2 days
American Airlines
American Airlines
ISP
2:09a
HOU
10:14a
8h 05m
1 stop
HOU
1:55a
ISP
7:40a
5h 45m
1 stop
Depart: Fri Jun 30 2017 Return: Sun Jul 9 2017 Trip spans 10 days
American Airlines
American Airlines
ISP
2:09a
HOU
8:31a
6h 22m
1 stop
HOU
1:55a
ISP
7:40a
5h 45m
1 stop
Depart: Thu Jul 6 2017 Return: Sat Jul 8 2017 Trip spans 3 days
American Airlines
American Airlines
ISP
2:09a
HOU
8:29a
6h 20m
1 stop
HOU
1:55a
ISP
7:40a
5h 45m
1 stop
Depart: Sun Jun 4 2017 Return: Sat Jun 10 2017 Trip spans 7 days
American Airlines
American Airlines
ISP
2:09a
HOU
8:31a
6h 22m
1 stop
HOU
10:14a
ISP
5:05p
6h 51m
1 stop
Depart: Wed May 31 2017 Return: Fri Jun 2 2017 Trip spans 3 days
American Airlines
American Airlines
ISP
1:55p
HOU
8:24a
18h 29m
2 stops
HOU
10:14a
ISP
5:05p
6h 51m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

We compile tonnes of data for you
Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
please send us an email and someone from our team will get back to you promptly.

Airports
Origin

Islip
$432
Destination

Houston
$432