Cheap flights from Houston to Islip (IAH - ISP)

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How to find the cheapest flight from
Houston (IAH) to Islip (ISP)

All the information you need to plan the best IAH to ISP flight in 2022: compare Houston to Islip flight prices with the expected peak season, weather and rainfall in Islip.
What is the cheapest day to fly round-trip from Houston to Islip, New York?

Users have found that flying from Houston to Islip, New York on a Tuesday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

How far in advance should I book a flight from Houston to Islip, New York?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 46 days in advance, which can save you up to 9% on flights from Houston to Islip, New York compared to booking the week you need them. Waiting 46 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $215. For sooner than that we have options available in the next 3 days from $215.

When is the cheapest time to fly from Houston to Islip, New York (IAH - ISP)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Houston to Islip, New York as you normally would.

Cheap flights from Houston to Islip in June, July 2022

The best prices found for IAH to ISP flights for June, July
2 Jul - 4 Jul
$279pp
IAH
Houston George Bush Intcntl
American Airlines
   
2 STOPS
ISP
Islip Long Island
ISP
Islip Long Island
American Airlines
 
1 STOP
IAH
Houston George Bush Intcntl
2 Jul - 6 Jul
$282pp
IAH
Houston George Bush Intcntl
American Airlines
   
2 STOPS
ISP
Islip Long Island
ISP
Islip Long Island
American Airlines
   
2 STOPS
IAH
Houston George Bush Intcntl
2 Jul - 6 Jul
$285pp
HOU
Houston Hobby
American Airlines
   
2 STOPS
ISP
Islip Long Island
ISP
Islip Long Island
American Airlines
   
2 STOPS
HOU
Houston Hobby

Houston to Islip 2022 flight deals

Cheap flights to Islip from Houston found for this year
2 Jul - 4 Jul
$279pp
IAH
Houston George Bush Intcntl
American Airlines
   
2 STOPS
ISP
Islip Long Island
ISP
Islip Long Island
American Airlines
 
1 STOP
IAH
Houston George Bush Intcntl
2 Jul - 6 Jul
$282pp
IAH
Houston George Bush Intcntl
American Airlines
   
2 STOPS
ISP
Islip Long Island
ISP
Islip Long Island
American Airlines
   
2 STOPS
IAH
Houston George Bush Intcntl
2 Jul - 6 Jul
$285pp
HOU
Houston Hobby
American Airlines
   
2 STOPS
ISP
Islip Long Island
ISP
Islip Long Island
American Airlines
   
2 STOPS
HOU
Houston Hobby

Last minute flights from Houston to Islip

Late deals on round-trip flights to Islip from Houston, departing today and this week
2 Jul - 4 Jul
$279pp
IAH
Houston George Bush Intcntl
American Airlines
   
2 STOPS
ISP
Islip Long Island
ISP
Islip Long Island
American Airlines
 
1 STOP
IAH
Houston George Bush Intcntl
2 Jul - 6 Jul
$282pp
IAH
Houston George Bush Intcntl
American Airlines
   
2 STOPS
ISP
Islip Long Island
ISP
Islip Long Island
American Airlines
   
2 STOPS
IAH
Houston George Bush Intcntl
2 Jul - 6 Jul
$285pp
HOU
Houston Hobby
American Airlines
   
2 STOPS
ISP
Islip Long Island
ISP
Islip Long Island
American Airlines
   
2 STOPS
HOU
Houston Hobby

One-way flights to Long Island from Houston

The cheapest one-way flights from Houston to Islip
2:00 am - 5:57 pm
American Airlines
1 Stop
14h 57m
IAH - ISP
American Airlines
2:00 am - 5:57 pm
American Airlines
1 Stop
14h 57m
IAH - ISP
American Airlines
2:00 am - 5:57 pm
American Airlines
1 Stop
14h 57m
IAH - ISP
American Airlines

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Houston</span> to <span class="emphasized">Islip</span> flights.

Flight FAQs

From Houston to Islip

What airport do you fly into for flights to Islip from Houston?

For a flight from Houston to Islip, you will be flying into Long Island. Islip Long Island (ISP) is just 7.2 mi from the center of the city. Long Island is the only Islip airport and it handles 0 inbound flights from Houston per day. 1 airline has flights to Islip Long Island from Houston on a regular basis.

Which airlines flying from Houston to Islip Long Island have flexible changes due to COVID-19?

American Airlines is one of the carriers that may have flexible change policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from Houston to Islip, New York for under $300 on Cheapflights?

Yes, there are multiple flights from Houston to Islip, New York for under $300. The cheapest flight booked recently is on American Airlines for just $286, but on average you can expect to pay $331.

Are there last-minute flights available from Houston to Islip, New York for under $300?

There are currently 17+ open flights from Houston to Islip, New York within the next 7 days for less than $300.

What are the cheapest flights from Houston to Islip, New York?

Looking at all options, your cheapest flight can be booked for $143. While the most popular route (Houston Hobby - Islip Long Island) can be booked for $279 on average our data indicates $481 when flying from Houston to Islip, New York.

COVID Restrictions

View COVID Travel Restrictions for Islip, NY

Do I need a COVID test to fly to Islip from Houston?

Information is based on travel restrictions for travel to Islip Long Island within the United States

Most visitors from Houston need to provide a negative COVID-19 test result and/or quarantine to enter Islip Long Island.

COVID-19 testing requirements
Visitors from Houston are not required to present a negative COVID-19 PCR test or antigen result upon entering Islip Long Island.

Quarantine requirements
Visitors from Houston are not required to quarantine after entering Islip Long Island.

Do I need a test to fly back to Houston from Islip?

Returning to Houston from Islip Long Island

COVID-19 testing requirements
Visitors from Islip Long Island are not required to present a negative COVID-19 PCR test or antigen result upon entering Houston.

Quarantine requirements
Visitors from Islip Long Island are not required to quarantine after entering Houston.

Hide COVID Travel Restrictions for Islip, NY

Alternative routes for Houston to Islip

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Islip

Things to know before you go - useful duration and weather info for your trip from Houston to Islip.
Average temperature for June in Islip
80.6 °F
Avg rainfall for June in Islip
3.9 ″

Airports servicing Houston

Airports servicing Islip

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