HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news

Cheap flights from Houston to Islip (ISP) from $76

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/1. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
HOU — ISP
May 10 — May 171
From?
To?
Fri 5/10
Fri 5/17
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

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 42 days in advance, which can save you up to 110% on flights from Houston to Islip, New York compared to booking the week you need them. Waiting 42 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 $267. For sooner than that we have options available in the next 3 days from $373.

What is the cheapest month to fly from Houston to Islip, New York?

February is one of the best times of the year to fly to Islip, New York from Houston. Prices for February average $252 per person but you can even find prices for as low as $98. The most expensive prices can be found in the month of June. Opting for a February flight can save you 27% on your journey compared to booking in June

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 Frontier flights from Houston to Islip

Explore cheap flight options specifically provided by Frontier for the route between Houston and Islip. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,719,943 searches. Data last updated May 5, 2024.
Fri 6/79:08 pmHOU - ISP
1 stop9h 32mFrontier
Sun 6/910:23 pmISP - HOU
1 stop21h 05mFrontier
Deal found 5/5$180
Mon 7/156:13 pmIAH - ISP
1 stop13h 13mFrontier
Tue 7/233:03 pmISP - IAH
1 stop7h 05mFrontier
Deal found 5/4$200
Fri 7/196:13 pmIAH - ISP
1 stop13h 13mFrontier
Sun 7/2110:59 amISP - IAH
1 stop11h 09mFrontier
Deal found 5/4$275
Sun 6/27:15 amIAH - ISP
1 stop9h 51mFrontier
Sun 6/911:07 amISP - IAH
1 stop8h 36mFrontier
Deal found 5/3$276
Thu 5/167:15 amIAH - ISP
1 stop9h 51mFrontier
Fri 5/174:49 pmISP - IAH
1 stop27h 35mFrontier
Deal found 5/3$328
Sun 6/169:19 pmIAH - ISP
1 stop9h 21mFrontier
Sat 6/224:46 pmISP - IAH
1 stop28h 33mFrontier
Deal found 5/5$507
Fri 11/16:13 pmIAH - ISP
1 stop13h 13mFrontier
Tue 11/510:00 amISP - IAH
1 stop8h 13mFrontier
Deal found 5/4$598

Cheap Houston to Islip flights in May & June 2024

Find cheap flight options from Houston to Islip specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,719,943 searches. Prices were last updated on May 5, 2024.
Fri 6/79:08 pmHOU - ISP
1 stop9h 32mFrontier
Sun 6/910:23 pmISP - HOU
1 stop21h 05mFrontier
Deal found 5/5$180
Sun 6/27:15 amIAH - ISP
1 stop9h 51mFrontier
Sun 6/911:07 amISP - IAH
1 stop8h 36mFrontier
Deal found 5/3$276
Thu 5/167:15 amIAH - ISP
1 stop9h 51mFrontier
Fri 5/174:49 pmISP - IAH
1 stop27h 35mFrontier
Deal found 5/3$328
Sun 6/169:19 pmIAH - ISP
1 stop9h 21mFrontier
Sat 6/224:46 pmISP - IAH
1 stop28h 33mFrontier
Deal found 5/5$507

Houston to Islip 2024 flight deals

Discover exclusive flight deals for travel between Houston and Islip in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,719,943 searches. Data last updated May 5, 2024.
Fri 6/79:08 pmHOU - ISP
1 stop9h 32mFrontier
Sun 6/910:23 pmISP - HOU
1 stop21h 05mFrontier
Deal found 5/5$180
Mon 7/156:13 pmIAH - ISP
1 stop13h 13mFrontier
Tue 7/233:03 pmISP - IAH
1 stop7h 05mFrontier
Deal found 5/4$200
Fri 7/196:13 pmIAH - ISP
1 stop13h 13mFrontier
Sun 7/2110:59 amISP - IAH
1 stop11h 09mFrontier
Deal found 5/4$275
Sun 6/27:15 amIAH - ISP
1 stop9h 51mFrontier
Sun 6/911:07 amISP - IAH
1 stop8h 36mFrontier
Deal found 5/3$276
Thu 5/167:15 amIAH - ISP
1 stop9h 51mFrontier
Fri 5/174:49 pmISP - IAH
1 stop27h 35mFrontier
Deal found 5/3$328
Sun 6/169:19 pmIAH - ISP
1 stop9h 21mFrontier
Sat 6/224:46 pmISP - IAH
1 stop28h 33mFrontier
Deal found 5/5$507
Fri 11/16:13 pmIAH - ISP
1 stop13h 13mFrontier
Tue 11/510:00 amISP - IAH
1 stop8h 13mFrontier
Deal found 5/4$598

One-way flights to Islip from Houston

Search for one-way flight options from Houston to Islip. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,719,943 searches. Data last updated May 5, 2024.
Sat 6/18:14 pmIAH - ISP
1 stop10h 59mFrontier
Deal found 5/4$76
Wed 5/154:31 pmIAH - ISP
1 stop20h 01mFrontier
Deal found 5/3$88
Tue 6/117:15 amIAH - ISP
1 stop5h 39mFrontier
Deal found 5/4$90
Sun 7/217:32 pmIAH - ISP
1 stop11h 54mFrontier
Deal found 5/4$106
Wed 6/269:46 pmIAH - ISP
1 stop8h 54mFrontier
Deal found 5/4$135
Tue 5/287:07 pmIAH - ISP
1 stop12h 06mFrontier
Deal found 5/4$141
Sun 7/77:32 pmIAH - ISP
1 stop11h 54mFrontier
Deal found 5/4$149
Wed 5/1510:12 amIAH - ISP
3 stops25h 13mMultiple Airlines
Deal found 5/3$174
Sun 9/227:14 amIAH - ISP
1 stop10h 05mFrontier
Deal found 5/4$191

Find flights from Houston to Islip within your budget

Customize your flight search to find flights from Houston to Islip that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,719,943 searches. Data last updated May 5, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$180 - $598

Route

Depart

Return

Price

Houston HobbyIslip Long Island

HOU - ISP

HOUISP

Houston Hobby

Fri 6/7

1 stop9h 32m

Islip Long Island

Sun 6/9

1 stop21h 05m

$180

Houston George Bush IntcntlIslip Long Island

IAH - ISP

IAHISP

Houston George Bush Intcntl

Mon 7/15

1 stop13h 13m

Islip Long Island

Tue 7/23

1 stop7h 05m

$200

Houston George Bush IntcntlIslip Long Island

IAH - ISP

IAHISP

Houston George Bush Intcntl

Fri 7/19

1 stop13h 13m

Islip Long Island

Sun 7/21

1 stop11h 09m

$275

Houston George Bush IntcntlIslip Long Island

IAH - ISP

IAHISP

Houston George Bush Intcntl

Sun 6/2

1 stop9h 51m

Islip Long Island

Sun 6/9

1 stop8h 36m

$276

Houston George Bush IntcntlIslip Long Island

IAH - ISP

IAHISP

Houston George Bush Intcntl

Thu 5/16

1 stop9h 51m

Islip Long Island

Fri 5/17

1 stop27h 35m

$328

Houston George Bush IntcntlIslip Long Island

IAH - ISP

IAHISP

Houston George Bush Intcntl

Sun 6/16

1 stop9h 21m

Islip Long Island

Sat 6/22

1 stop28h 33m

$507

Houston George Bush IntcntlIslip Long Island

IAH - ISP

IAHISP

Houston George Bush Intcntl

Fri 11/1

1 stop13h 13m

Islip Long Island

Tue 11/5

1 stop8h 13m

$598

Flights are sorted by cheapest first

Deals found on 5/5

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Islip

Get insights into the airlines that provide service to Islip. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Islip. Reviews last updated May 5, 2024.
Frontier
6.3
Okay
4,099 reviews
Check prices

Boarding

6.6

Crew

7.1

Entertainment

4.9

Overall

6.3

Food

5.2

Comfort

5.8

Reviews

1 / 10

Fine but we were stuck on the tarmac for 40 min upon landing at MDW. My husband was asked to put his bag in the measuring container and cut his finger in doing so.

Frontier
6.3
Okay
4,099 reviews
Frontier
6.3
Okay
4,099 reviews
Check prices

Boarding

6.6

Crew

7.1

Entertainment

4.9

Overall

6.3

Food

5.2

Comfort

5.8

Reviews

1 / 10

Fine but we were stuck on the tarmac for 40 min upon landing at MDW. My husband was asked to put his bag in the measuring container and cut his finger in doing so.

Related info for your journey

Find useful and relevant information for your journey from Houston to Islip. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • 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. 0 airlines have flights to Islip Long Island from Houston on a regular basis.

  • Can I find flights from Houston to Islip, New York for under $200 on Cheapflights?

    Yes, there are multiple flights from Houston to Islip, New York for under $200. The cheapest flight booked recently is on Frontier for just $180, but on average you can expect to pay $337.

  • What does IAH to ISP mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Houston George Bush Intcntl Airport to Islip Long Island Airport flight would often be abbreviated as a IAH to ISP flight. Houston Hobby Airport (HOU), College Station Easterwood Field Airport (CLL), Beaumont Jefferson County Airport (BPT) are other airports near this flight route and their unique identifiers/IATA codes.

  • Can I find deals for flights from Houston to Islip that include extra baggage allowance?

    The amount of baggage you can bring on your Houston to Islip flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Houston to Islip with specific airlines?

    Yes, Cheapflights allows you to browse and filter Houston to Islip flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Houston to Islip that include hotel bookings?

    Yes. In addition to deals on Houston to Islip flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Houston to Islip?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Houston to Islip.

  • Can I find deals for business class flights from Houston to Islip?

    Yes. Cheapflights offers flight deals from Houston to Islip by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Houston to Islip that allow pets onboard?

    Many airlines flying from Houston to Islip offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Houston to Islip?

    Yes, you can often find last-minute deals on Houston to Islip flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Houston to Islip, New York flight deals updated?

    The Houston to Islip, New York flight deals you see on this page were last updated on 5/5.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Houston to Islip
See prices for flight routes from nearby airports that may be better suited for you.

Dallas/Fort Worth to LaGuardia flights
Dallas/Fort Worth to John F Kennedy Intl flights
Dallas/Fort Worth to Newark flights
Hobby to LaGuardia flights
Hobby to Newark flights
George Bush Intcntl to LaGuardia flights
Hobby to John F Kennedy Intl flights
George Bush Intcntl to Newark flights
Austin to John F Kennedy Intl flights
George Bush Intcntl to John F Kennedy Intl flights
Austin to Newark flights
Austin to LaGuardia flights
San Antonio to Newark flights
Dallas/Fort Worth to Buffalo flights
San Antonio to LaGuardia flights
San Antonio to John F Kennedy Intl flights
Love Field to John F Kennedy Intl flights
Love Field to Newark flights
Dallas/Fort Worth to Syracuse flights
El Paso to John F Kennedy Intl flights
El Paso to Newark flights
Dallas/Fort Worth to Rochester flights
Dallas/Fort Worth to Ithaca flights
El Paso to LaGuardia flights
Hobby to Buffalo flights
Dallas/Fort Worth to Albany flights
George Bush Intcntl to Buffalo flights
Austin to Buffalo flights
Love Field to LaGuardia flights
San Antonio to Buffalo flights
Dallas/Fort Worth to White Plains flights
Hobby to Albany flights
Austin to Albany flights
Austin to Syracuse flights
McAllen to John F Kennedy Intl flights
Hobby to Rochester flights
George Bush Intcntl to Albany flights
McAllen to LaGuardia flights
McAllen to Newark flights
San Antonio to Rochester flights
George Bush Intcntl to Rochester flights
Hobby to Syracuse flights
Hobby to White Plains flights
Austin to Rochester flights
George Bush Intcntl to White Plains flights
George Bush Intcntl to Syracuse flights
Midland to John F Kennedy Intl flights
Austin to White Plains flights
Midland to LaGuardia flights
Midland to Newark flights
Charlotte to Denver flights
Los Angeles to Dubai flights
Los Angeles to London flights
Seattle to Cancún flights
Pittsburgh to Chicago flights
Houston to Las Vegas flights
New York to Amsterdam flights
USA to China flights
New York to Cancún flights
San Francisco to Rome flights
San Francisco to Las Vegas flights
Houston to Istanbul Airport flights

Search flights from Houston to Islip by cabin class

Find flights from Houston to Islip, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

Weekly flight availability from Houston to Islip

Explore weekly flight availability from Houston to Islip. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated May 5, 2024.
Sunday0daily flights
Monday0daily flights
Tuesday0daily flights
Wednesday0daily flights
Thursday0daily flights
Friday0daily flights
Saturday2daily flights

Book a flight to one of these trending destinations

User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations
Flights to Saint Peter Jersey
Flights to Kirkwall Arpt
Flights to Skiathos
Flights to Naxos
Flights to Ningbo Lishe Intl
Flights to Edremit/Korfez
Flights to Bourgas
Flights to Bodø
Flights to Pellston Emmet County
Flights to Cornwall Newquay
Flights to Ordu/Giresun
Flights to Batumi
Flights to Mason City
Flights to Biarritz Parme
Flights to Zakynthos Dionsios Salomos
Flights to Cortez Montezuma County
Flights to Clermont-Ferrand Aulnat
Flights to Nevsehir
Flights to Hyannis Barnstable
Flights to Girona Costa Brava
Flights to Kagoshima
Flights to Perugia Sant Egidio
Flights to Oran Es Senia
Flights to Chios

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Houston to Islip?

When you search for this flight from Houston to Islip, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Houston to Islip?

Cheapflights helps you find that perfect flight to Islip from Houston by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Houston to Islip with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Houston to Islip flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Houston to Islip become cheaper?

Yes, Cheapflights offers price alerts on Houston to Islip flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
View all available airlines