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Islip

$175+ Cheap flights from Hobby (HOU) to Islip, NY (ISP)

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 7/5. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — ISP
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Hobby to Islip

Discover tips and strategies to find the most affordable flight options for your journey from Hobby (HOU) to Islip (ISP). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2025.

Round-trip from

$312
(Southwest)

One-way from

$175
(Southwest)

Popular in

December

Cheapest in

January

Average price

$249
From Houston Hobby to Islip Long Island
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One-way flight from Houston Hobby to Islip Long Island
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Highest demand for flights based on searches. 6% potential increase in price ($16 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Hobby to Islip

Cheapest flights from Hobby to Islip
Explore the most affordable flight options available from Hobby to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/94:20 pmHOU - ISP
1 stop5h 35mSouthwest
Tue 7/156:25 amISP - HOU
1 stop7h 10mSouthwest
Deal found 6/10$312

Cheapflights Fare Finder

Customize your flight search to find flights from Hobby 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 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from Houston Hobby Airport to Islip that are best for you.

Fly from

Hobby

Fly to

Islip

Route

Depart

Return

Price

HoustonIslip

HOU - ISP

HOUISP

Houston Hobby

Wed 7/9

4:20 pm-10:55 pm

1 stop5h 35m

Islip Long Island

Tue 7/15

6:25 am-12:35 pm

1 stop7h 10m

$312

HoustonIslip

HOU - ISP

HOUISP

Houston Hobby

Sat 7/5

5:10 am-11:35 am

1 stop5h 25m

$175

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Best time to book a flight from Hobby to Islip

Have a flexible travel schedule? Discover the best time to fly to Islip from Hobby with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Houston Hobby Airport to Islip

What is the cheapest month to book a flight from Houston Hobby Airport to Islip, New York?

Currently, January is the cheapest month in which you can book a flight from Houston Hobby Airport to Islip, New York (average of $108). Flying from Houston Hobby Airport to Islip, New York in November is currently the most expensive (average of $213). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from HOU to ISP?

Find hourly flight availability from Hobby to Islip. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

When flying from Houston Hobby Airport to Islip, New York, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 2% versus a flight in the morning.

Rainfall in Islip by month

Plan your trip to Islip by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Islip, New York ranges from 3.3 - 4.4 inches per month. March is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Islip, New York when rainfall is around 3.3 in.

Temperature in Islip by month

Plan your trip to Islip by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Islip, New York, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

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 June 12, 2025.
Southwest
8.0
Very good
4,287 reviews

Crew

8.6

Overall

8.0

Food

7.1

Comfort

8.0

Entertainment

7.6

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.0
Very good
4,287 reviews
Southwest
8.0
Very good
4,287 reviews

Crew

8.6

Overall

8.0

Food

7.1

Comfort

8.0

Entertainment

7.6

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

Find useful and relevant information for your journey from Hobby 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 Hobby?

    Islip Long Island (ISP), located 7.2 mi from the city center, is the airport you fly into when you book flights from Houston Hobby to Islip. 1 airline have flights to Long Island from Houston Hobby on a regular basis. Booking flights from Houston Hobby to Islip Long Island should not be difficult; the airport handles an average of 0 inbound flights from Houston Hobby per day.

  • What is the cheapest airline to fly from Houston Hobby Airport to Islip, New York round-trip?

    Currently priced at $312, Southwest will fly you from Houston Hobby Airport to Islip, New York and back. In addition to Southwest, many other airlines offer competitively priced options for your trip.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Hobby 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.

  • What is the cheapest month to book a flight from Houston Hobby Airport to Islip, New York?

    Currently, January is the cheapest month in which you can book a flight from Houston Hobby Airport to Islip, New York (average of $108). Flying from Houston Hobby Airport to Islip, New York in November is currently the most expensive (average of $213). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Houston Hobby Airport?

Book flights to Houston Hobby Airport if you plan to visit one of these locations
Southampton
Riverhead

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Alternative routes for Hobby to Islip

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Hobby to Islip

Discover the top airline that operate flights from Hobby to Islip. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$336Average$437FlexibilityNo cancel feeOn-time63%

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