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Cheap flights from Islip to Houston (ISP - IAH)

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Islip to Houston 2020 flight deals

Cheap flights to Houston from Islip found for this year
10 Mar - 17 Mar
$208pp
ISP
Islip Long Island
Frontier
 
1 STOP
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Frontier
 
1 STOP
ISP
Islip Long Island

Last minute flights from Islip to Houston

Late deals on round-trip flights to Houston from Islip, departing today and this week
12 Dec - 17 Dec
$369pp
ISP
Islip Long Island
American Airlines
 
1 STOP
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
American Airlines
 
1 STOP
ISP
Islip Long Island
17 Dec - 22 Dec
$389pp
ISP
Islip Long Island
American Airlines
 
1 STOP
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
American Airlines
 
1 STOP
ISP
Islip Long Island
14 Dec - 15 Dec
$414pp
ISP
Islip Long Island
American Airlines
 
1 STOP
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
American Airlines
 
1 STOP
ISP
Islip Long Island

Alternative routes for Islip to Houston

Destination information for Houston

Things to know before you go. Useful info for your trip from Islip to Houston
Average temperature for December in Houston
62.6 °F

Airports servicing Islip

Airports servicing Houston

Related info for your journey

Useful info, stats and facts about Islip to Houston flights.

Flight FAQs

From Islip to Houston

What days are nonstop flights available from Islip to Houston?

Nonstop flights can be found on the following days: Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday.

How popular is this flight route?

The Islip Long Island to Houston George Bush Intcntl flight path was viewed by 49 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

What percent of flights are delayed?

Airlines departing from Islip to Houston can be delayed by up to 34min. or more hours.

How many passenger seats are available on a flight on this route?

Expect 46,328,750 seats to be available on average per day for flights from Islip Long Island to Houston George Bush Intcntl.

What is the cheapest airline for this route?

Piedmont Airlines, Inc. D/B/A Henson Aviation/US Air Express offers the cheapest flights from Islip to Houston. Per day you can find on average 103 flights for this route and airline.

Does it rain more in Islip or Houston?

When traveling, we recommend packing in preparation to handle common weather conditions. The rainfall in Islip is typically similar to Houston. We can gather that this will continue over the next 14 days.

Is Islip weather warmer or cooler than Houston?

Our data indicates that the weather will be 86 °F on average in the month of August. The temperature in Houston is typically hotter than in Islip. If you're traveling when the temperature is at its warmest, push to plan early, as flight price and availability will have an impact on your travels. For the best results, search for flights well in advance or after peak season.