Cheap Flight Tickets from Islip (ISP) to Houston (HOU), Starting at $938

Good to Know: Cheapest and Fastest ISP - HOU Flights

Useful information for finding best airline tickets from Long Island Mac Arthur to William P Hobby on your next trip.

Cheapest Round Trip Flight

$938

WN Southwest Airlines • 2 stops • 20h 50m

Sep 29 – Oct 06

The cheapest round trip flight from Islip to Houston (ISP-HOU-ISP) is currently $938

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Fastest Flight

10h 14m

The fastest nonstop flight from Islip to Houston (ISP-HOU) takes 10h 14m

Top Airlines Flying from Islip to Houston

Southwest Airlines-WN

Southwest Airlines

Latest Flight Deals from Islip (ISP) to Houston (HOU)

Compare and book low fare round-trip air tickets from Islip to Houston. Ideal for travelers with confirmed return itineraries.

Sep 29 - Oct 06, Economy
WN
Islip → Houston
20h 50m
6:05 AM - 5:55 PM • 2 stops
WN
Islip → Houston
29h
6:30 PM - 1:10 PM • 1 stop
$938
Southwest Airlines
Sep 29 - Oct 06, Economy
WN
Islip → Houston
23h 35m
6:05 AM - 7:20 PM • 3 stops
WN
Islip → Houston
29h
6:30 PM - 1:10 PM • 1 stop
$943
Southwest Airlines
Sep 29 - Oct 06, Economy
WN
Islip → Houston
14h
3:20 PM - 11:00 PM • 3 stops
WN
Islip → Houston
33h 20m
6:30 PM - 3:30 PM • 2 stops
$948
Southwest Airlines
Sep 29 - Oct 06, Economy
9K
Islip → Houston
12h 24m
10:05 AM - 7:49 PM • 2 stops
AA
Islip → Houston
21h 46m
9:09 AM - 8:15 PM • 2 stops
$1261
Cape Air
Sep 29 - Oct 06, Economy
9K
Islip → Houston
10h 14m
2:16 PM - 10:30 PM • 2 stops
AA
Islip → Houston
21h 46m
9:09 AM - 8:15 PM • 2 stops
$1261
Cape Air
Sep 29 - Oct 06, Economy
9K
Islip → Houston
10h 36m
7:31 AM - 4:07 PM • 2 stops
AA
Islip → Houston
21h 46m
9:09 AM - 8:15 PM • 2 stops
$1291
Cape Air

Fly from Islip to Houston with the Best Airfare Deals on FareLeaders

Looking for a cheap last-minute deal or the best round-trip flight from Islip to Houston? Find the biggest savings on one-way and round-trip tickets right here.

FAQs on Islip to Houston Flights

What are the airports in Islip?
ISP
What’s the most popular airline flying from ISP to HOU?
The most popular airline flying from Islip to Houston are
Can I fly from ISP to HOU non-stop?
NO
Which airlines fly nonstop between Islip and Houston?
The non-stop flights between Islip and Houston are .
What’s the earliest departure time from ISP to HOU Airport?
The earliest flight leaves ISP at 6:05 am and lands in HOU - William P Hobby
What are the airports in Houston?
HOU
Can I make changes to my Islip to Houston flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from ISP to HOU?
Read the fare rules of the Islip to Houston air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Islip and Houston?
operate flights between Islip and Houston
How long does a flight from Islip to Houston take?
It takes approximately 4 hour to fly non-stop from ISP to HOU, which is 1464.92 miles by air.
Which airlines provide the cheapest flights from Islip (ISP) to Houston (HOU) ?
In the past couple of days, the cheapest tickets to HOU from ISP were found on WN : USD 943
Do I need a passport to fly between ISP and HOU?
No
What’s the latest departure time from ISP to HOU ?
The last flight leaves ISP at 3:20 pm

Islip (ISP) to Houston (HOU): Airport Information

Origin Airport Long Island Mac Arthur , Islip, US
Destination Airport William P Hobby , Houston, US
Distance 1465 miles

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