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

Currently priced at $336, 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.

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.

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).

Most accurate provider : When it comes to deals on Houston Hobby Airport-Islip, New York flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Houston Hobby Airport-Islip, New York flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Houston Hobby Airport-Islip, New York flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Houston Hobby Airport-Islip, New York flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Houston Hobby Airport-Islip, New York flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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.

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.

Find Flights from Houston Hobby Airport to Islip, NY

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Find flight deals from Hobby to Islip

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Popular in	December
Cheapest in	September
Average price	$326

Provider with most accurate pricing for Houston Hobby-Islip Long Island flight deals.

Search Deals

Provider most trusted by Cheapflights users for Houston Hobby-Islip Long Island flights.

Search Deals

Highest demand for flights based on searches. 6% potential increase in price ($16 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Compare providers for flights from Hobby to Islip

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Hobby to Islip in December.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Houston Hobby Airport-Islip, New York flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Houston Hobby Airport-Islip, New York flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Houston Hobby Airport-Islip, New York flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Houston Hobby Airport-Islip, New York flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Houston Hobby Airport-Islip, New York flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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, March is the cheapest month in which you can book a flight from Houston Hobby Airport to Islip, New York (average of $78). Flying from Houston Hobby Airport to Islip, New York in December is currently the most expensive (average of $119). 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?

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 35% versus a flight in the evening.

Reviews of airlines servicing Islip

Get a feel of what it's like to fly with Southwest from Houston Hobby Airport to Islip by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Southwest

7.9

Good

4,253 reviews

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

7.9

Good

4,253 reviews

Southwest

7.9

Good

4,253 reviews

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

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 $336, 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, March is the cheapest month in which you can book a flight from Houston Hobby Airport to Islip, New York (average of $78). Flying from Houston Hobby Airport to Islip, New York in December is currently the most expensive (average of $119). 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

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Top airline flying from Hobby to Islip

Airline	Cheapest	Average	Flexibility	On-time
Southwest	Cheapest$336	Average$576	FlexibilityNo cancel fee	On-time63%

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

Find cheap flights from Hobby to Islip with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Hobby to Islip

Most accurate provider

Most trusted provider

Popular in

Cheapest in

Average price

Compare providers for flights from Hobby to Islip

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Hobby to Islip in December.

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.

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?

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

Reviews of airlines servicing Islip

Get a feel of what it's like to fly with Southwest from Houston Hobby Airport to Islip by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

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?

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

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

How can I find direct flights from Hobby to Islip?

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

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

Traveling to a place near Islip?

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Alternative routes for Hobby to Islip

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Top airline flying from Hobby to Islip

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