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$60+ Cheap flights from Islip (ISP) to Houston

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 11/13. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — HOU
Nov 5 — Nov 121
Tue 11/5
Tue 11/12
1 adult, Economy
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Cheap flight deals from Islip to Houston

Discover tips and strategies to find the most affordable flight options for your journey from Islip (ISP) to Houston (HO1). 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 October 31, 2024.

Round-trip from

$176
(Frontier)

One-way from

$60
(Frontier)
From Islip Long Island to Houston
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One-way flight from Islip Long Island to Houston
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Find flight deals from Islip to Houston

Cheapest flights from Islip to Houston
Explore the most affordable flight options available from Islip to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 31, 2024.

This Frontier deal was found by Cheapflights users on 10/29. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2111:34 amISP - IAH
1 stop7h 37mFrontier
Thu 11/2810:39 amIAH - ISP
1 stop13h 05mFrontier
Deal found 10/29$176
This Southwest deal was found by Cheapflights users on 10/30. 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 11/225:35 amISP - HOU
1 stop10h 20mSouthwest
Sun 11/249:15 pmHOU - ISP
1 stop12h 25mSouthwest
Deal found 10/30$466
This Mytrip deal was found by Cheapflights users on 10/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/267:25 pmISP - IAH
3 stops37h 45mMultiple Airlines
Sun 12/110:30 pmIAH - ISP
2 stops18h 26mMultiple Airlines
Deal found 10/30$783

Find flights from Islip to Houston within your budget

Customize your flight search to find flights from Islip to Houston 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 2,570,725 searches. Data last updated October 31, 2024.

Fly from

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Fly to

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Route

Depart

Return

Price

IslipHouston

ISP - IAH

ISPIAH

Islip Long Island

Wed 11/13

5:45 am-3:51 pm

1 stop11h 06m

$60

IslipHouston

ISP - IAH

ISPIAH

Islip Long Island

Fri 1/24

7:25 pm-6:14 pm

2 stops23h 49m

$172

IslipHouston

ISP - HOU

ISPHOU

Islip Long Island

Sat 11/30

11:10 am-7:55 pm

1 stop9h 45m

$393

IslipHouston

ISP - IAH

ISPIAH

Islip Long Island

Thu 11/21

11:34 am-6:11 pm

1 stop7h 37m

Houston George Bush Intcntl

Thu 11/28

10:39 am-12:44 am

1 stop13h 05m

$176

IslipHouston

ISP - IAH

ISPIAH

Islip Long Island

Fri 12/13

1:57 pm-5:17 pm

3 stops28h 20m

Houston George Bush Intcntl

Sun 12/15

5:00 am-1:17 pm

2 stops7h 17m

$351

IslipHouston

ISP - HOU

ISPHOU

Islip Long Island

Fri 11/22

5:35 am-2:55 pm

1 stop10h 20m

Houston Hobby

Sun 11/24

9:15 pm-10:40 am

1 stop12h 25m

$466

Flights are sorted by cheapest first

Deals found on 10/30

Best time to book a flight from Islip to Houston

Have a flexible travel schedule? Discover the best time to fly to Houston 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.

Travel insights for flights from Islip to Houston

Get recent, data-driven insights about flights from Islip to Houston including ideal travel times, pricing trends, and more.

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

Currently, September is the cheapest month in which you can book a flight from Islip, New York to Houston (average of $230). Flying from Islip, New York to Houston in March is currently the most expensive (average of $332). 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.

Rainfall in Houston by month

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

In terms of precipitation, rainfall in Houston ranges from 3.2 - 5.9 inches per month. June is typically the wettest month, when rainfall can reach 5.9 in. February is typically the driest time to visit Houston when rainfall is around 3.2 in.

Temperature in Houston by month

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

If weather is an important factor for your trip to Houston, 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 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing Houston

Get insights into the airlines that provide service to Houston. 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 Houston. Reviews last updated October 31, 2024.
Southwest
8.1
Very good
5,116 reviews

Comfort

8.1

Entertainment

7.7

Boarding

8.3

Food

7.2

Crew

8.7

Overall

8.1

Reviews

1 / 10

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.

Southwest
8.1
Very good
5,116 reviews
Southwest
8.1
Very good
5,116 reviews

Comfort

8.1

Entertainment

7.7

Boarding

8.3

Food

7.2

Crew

8.7

Overall

8.1

Reviews

1 / 10

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.

Frontier
6.1
Okay
3,580 reviews
Southwest
8.1
Very good
5,116 reviews

Comfort

8.1

Entertainment

7.7

Boarding

8.3

Food

7.2

Crew

8.7

Overall

8.1

Reviews

1 / 10

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.

Related info for your journey

Find useful and relevant information for your journey from Islip to Houston. 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?

    For a flight from Islip to Houston, you will be flying from 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 outbound flights to Houston per day. 1 airline has flights to Houston from Islip Long Island on a regular basis.

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

    Yes, there are multiple flights from Islip, New York to Houston for under $200. The cheapest flight booked recently is on Frontier for just $176, but on average you can expect to pay $331.

  • Are there last-minute flights available from Islip, New York to Houston for under $400?

    There are currently 1+ open flights from Islip, New York to Houston within the next 7 days for less than $400.

  • What are the cheapest airlines flying from Islip, New York to Houston round-trip?

    Frontier, at $176, was found to be the cheapest airline from Islip, New York to Houston. An alternate airline flying to your destination would be Southwest.

  • What does ISP to HOU mean?

    Great question - ISP to HOU just means Islip Long Island Airport to Houston Hobby Airport. Now you’ll know what these unique codes when you look for flights! Houston George Bush Intcntl Airport (IAH), 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 Islip to Houston that include extra baggage allowance?

    The amount of baggage you can bring on your Islip to Houston 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 Islip to Houston with specific airlines?

    Yes, Cheapflights allows you to browse and filter Islip to Houston 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 Islip to Houston that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Islip to Houston 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 Islip to Houston that allow pets onboard?

    Many airlines flying from Islip to Houston 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 Islip to Houston?

    Yes, you can often find last-minute deals on Islip to Houston 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 Islip, New York to Houston flight deals updated?

    The Islip, New York to Houston flight deals you see on this page were last updated on 10/30.

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

    Currently, September is the cheapest month in which you can book a flight from Islip, New York to Houston (average of $230). Flying from Islip, New York to Houston in March is currently the most expensive (average of $332). 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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Alternative routes for Islip to Houston

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 Houston

Discover the top airline that operate flights from Islip to Houston. 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 2,570,725 searches. Data last updated October 31, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$177Average$275FlexibilityNo cancel feeOn-time62%
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