Cheap Flight Tickets from Islip (ISP) to Houston (HOU), Starting at $816

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

$816

WN Southwest Airlines • 1 stop • 12h 5m

Aug 11 – Aug 16

The cheapest round trip flight from Islip to Houston (ISP-HOU-ISP) is currently $816

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Fastest Flight

8h 55m

The fastest nonstop flight from Islip to Houston (ISP-HOU) takes 8h 55m

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.

Aug 11 - Aug 16, Economy
WN
Islip → Houston
12h 5m
10:30 AM - 4:55 PM • 1 stop
WN
Islip → Houston
12h 10m
10:15 AM - 6:45 PM • 1 stop
$816
Southwest Airlines
Aug 11 - Aug 16, Economy
WN
Islip → Houston
16h 40m
10:55 AM - 7:55 PM • 1 stop
WN
Islip → Houston
12h 10m
10:15 AM - 6:45 PM • 1 stop
$816
Southwest Airlines
Aug 11 - Aug 16, Economy
WN
Islip → Houston
18h 25m
6:05 AM - 4:10 PM • 1 stop
WN
Islip → Houston
12h 10m
10:15 AM - 6:45 PM • 1 stop
$816
Southwest Airlines
Aug 11 - Aug 16, Economy
WN
Islip → Houston
8h 55m
3:20 PM - 7:55 PM • 1 stop
WN
Islip → Houston
39h 5m
11:50 AM - 12:35 PM • 4 stops
$821
Southwest Airlines
Aug 11 - Aug 16, Economy
WN
Islip → Houston
12h 30m
12:55 PM - 7:45 PM • 2 stops
WN
Islip → Houston
12h 10m
10:15 AM - 6:45 PM • 1 stop
$822
Southwest Airlines
Aug 11 - Aug 16, Economy
WN
Islip → Houston
13h 30m
6:05 AM - 1:15 PM • 1 stop
WN
Islip → Houston
12h
7:35 AM - 3:55 PM • 2 stops
$822
Southwest Airlines

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 821
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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