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$103+ Cheap flights from Islip, NY (ISP) to Hobby (HOU)

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 9/17. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — HOU
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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Cheap flight deals from Islip to Hobby

Discover tips and strategies to find the most affordable flight options for your journey from Islip (ISP) to Hobby (HOU). 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 August 14, 2025.

Round-trip from

$229
(Southwest)

One-way from

$103
(Southwest)

Popular in

April

Cheapest in

January

Average price

$376
From Islip Long Island to Houston Hobby
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One-way flight from Islip Long Island to Houston Hobby
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Highest demand for flights based on searches. 22% potential increase in price ($135 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($37 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Islip to Hobby

Cheapest flights from Islip to Hobby
Explore the most affordable flight options available from Islip to Hobby. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This Southwest deal was found by Cheapflights users on 8/14. 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 9/1712:30 pmISP - HOU
1 stop8h 35mSouthwest
Sun 9/2112:20 pmHOU - ISP
1 stop6h 30mSouthwest
Deal found 8/14$229
This Southwest deal was found by Cheapflights users on 8/13. 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.
Sun 9/76:00 amISP - HOU
2 stops7h 30mSouthwest
Tue 9/96:30 amHOU - ISP
1 stop5h 45mSouthwest
Deal found 8/13$234
This Southwest deal was found by Cheapflights users on 8/13. 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 9/1012:30 pmISP - HOU
2 stops8h 30mSouthwest
Sun 9/146:30 amHOU - ISP
1 stop9h 30mSouthwest
Deal found 8/13$240
This Southwest deal was found by Cheapflights users on 8/13. 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.
Thu 9/113:05 pmISP - HOU
1 stop6h 45mSouthwest
Sun 9/146:30 amHOU - ISP
1 stop9h 30mSouthwest
Deal found 8/13$248
This Southwest deal was found by Cheapflights users on 8/13. 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.
Fri 9/123:05 pmISP - HOU
1 stop6h 45mSouthwest
Fri 9/195:00 pmHOU - ISP
1 stop4h 55mSouthwest
Deal found 8/13$253

Cheapflights Fare Finder

 
Customize your flight search to find flights from Islip to Hobby 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 August 14, 2025.
Use the filters below to find and compare flights from Islip to Houston Hobby Airport that are best for you.

Fly from

Islip

Fly to

Hobby

Route

Depart

Return

Price

IslipHouston

ISP - HOU

ISPHOU

Islip Long Island

Wed 9/17

12:30 pm-8:05 pm

1 stop8h 35m

Houston Hobby

Sun 9/21

12:20 pm-7:50 pm

1 stop6h 30m

$229

IslipHouston

ISP - HOU

ISPHOU

Islip Long Island

Wed 9/10

4:00 pm-9:30 pm

1 stop6h 30m

Houston Hobby

Sun 9/14

6:30 am-5:00 pm

1 stop9h 30m

$234

IslipHouston

ISP - HOU

ISPHOU

Islip Long Island

Sun 9/7

6:00 am-12:30 pm

2 stops7h 30m

Houston Hobby

Tue 9/9

6:30 am-1:15 pm

1 stop5h 45m

$234

IslipHouston

ISP - HOU

ISPHOU

Islip Long Island

Thu 9/11

3:05 pm-8:50 pm

1 stop6h 45m

Houston Hobby

Sun 9/14

6:30 am-5:00 pm

1 stop9h 30m

$248

IslipHouston

ISP - HOU

ISPHOU

Islip Long Island

Fri 9/12

3:05 pm-8:50 pm

1 stop6h 45m

Houston Hobby

Fri 9/19

5:00 pm-10:55 pm

1 stop4h 55m

$253

IslipHouston

ISP - HOU

ISPHOU

Islip Long Island

Wed 9/17

12:30 pm-8:05 pm

1 stop8h 35m

$103

IslipHouston

ISP - HOU

ISPHOU

Islip Long Island

Thu 9/18

3:05 pm-8:50 pm

1 stop6h 45m

$117

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/14

Best time to book a flight from Islip to Hobby

Have a flexible travel schedule? Discover the best time to fly to Hobby from Islip 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 Islip to Houston Hobby Airport

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

Currently, September is the cheapest month in which you can book a flight from Islip, New York to Houston Hobby Airport (average of $230). Flying from Islip, New York to Houston Hobby Airport in March is currently the most expensive (average of $331). 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 ISP to HOU?

Find hourly flight availability from Islip to Hobby. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 14, 2025.

It’s optimal to fly from Islip, New York to Houston Hobby Airport at noon. By choosing this option you can save up to 20% on the cost of your flight, compared to a flight in the morning.

Reviews of airlines servicing Hobby

Get insights into the airlines that provide service to Hobby. 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 Hobby. Reviews last updated August 14, 2025.
Peruse reviews from past customers who have flown with Southwest from Islip to Houston Hobby Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,244 reviews

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

8.0

Crew

8.6

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
4,244 reviews
Southwest
8.0
Very good
4,244 reviews

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

8.0

Crew

8.6

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 Islip to Hobby. 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 from for flights from Islip to Houston Hobby?

    Located just 7.2 mi from the city center, Islip Long Island is the airport most travelers will use when flying to Houston Hobby from Islip. Booking flights from Long Island (ISP) to Houston Hobby should be relatively easy as there are 0 daily outbound flights to Houston Hobby from 1 airline.

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

    According to our current data, Southwest ($343), offers the cheapest pricing from Islip, New York to Houston Hobby Airport. You may be able to fly from Islip, New York to Houston Hobby Airport for 24% less than the average price by searching for this airline.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Islip to Hobby 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 Islip, New York to Houston Hobby Airport?

    Currently, September is the cheapest month in which you can book a flight from Islip, New York to Houston Hobby Airport (average of $230). Flying from Islip, New York to Houston Hobby Airport in March is currently the most expensive (average of $331). 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
Sugar Land
Stafford
Pasadena
Kemah
Baytown
Freeport
Texas City
Seabrook
Rosenberg
Webster
League City
Lake Jackson
La Marque
Missouri City
Pearland
West University Place
Nassau Bay

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Alternative routes for Islip to Hobby

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

Discover the top airline that operate flights from Islip to Hobby. 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 August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$343Average$476FlexibilityNo cancel feeOn-time63%

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