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$124+ Cheap flights from Islip, NY (ISP) to Texas

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 7/11. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — DFW
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Islip to Texas

Keep the following information in mind while searching for Islip to Texas flight deals. Data was last updated June 12, 2025.

Round-trip from

$268
(FlightHub)

One-way from

$124
(Cheapflightsfares)

Popular in

December

Cheapest in

January

Average price

$292
From Islip Long Island to Texas
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One-way flight from Islip Long Island to Texas
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Highest demand for flights based on searches. 6% potential increase in price ($18 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($10 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 Islip to Texas

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

This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/168:37 pmISP - IAH
1 stop15h 11mFrontier
Thu 7/179:15 pmIAH - ISP
1 stop14h 49mFrontier
Deal found 6/10$268
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.
Thu 11/65:50 amISP - HOU
1 stop7h 35mSouthwest
Sun 11/95:20 amHOU - ISP
1 stop6h 30mSouthwest
Deal found 6/10$269
This Booking.com deal was found by Cheapflights users on 6/11. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/295:00 pmISP - DFW
1 stop17h 39mFrontier
Sun 8/317:54 pmDFW - ISP
1 stop11h 14mFrontier
Deal found 6/11$296
This FlightHub deal was found by Cheapflights users on 6/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/176:00 amISP - AUS
1 stop10h 51mFrontier
Thu 7/244:36 pmAUS - ISP
1 stop26h 06mFrontier
Deal found 6/11$316
This Trip.com deal was found by Cheapflights users on 6/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/118:37 pmISP - DFW
1 stop13h 24mMultiple Airlines
Fri 7/186:25 amDFW - ISP
2 stops12h 17mMultiple Airlines
Deal found 6/11$352
This Southwest deal was found by Cheapflights users on 6/11. 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 10/156:00 amISP - AUS
1 stop5h 50mSouthwest
Mon 10/205:25 amAUS - ISP
2 stops8h 10mSouthwest
Deal found 6/11$426
This Southwest deal was found by Cheapflights users on 6/12. 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 7/206:00 amISP - ELP
2 stops7h 35mSouthwest
Wed 7/235:10 amELP - ISP
2 stops9h 50mSouthwest
Deal found 6/12$428
This Mytrip deal was found by Cheapflights users on 6/12. 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.
Thu 7/37:39 pmISP - IAH
2 stops25h 31mMultiple Airlines
Wed 7/96:31 pmIAH - ISP
2 stops23h 28mMultiple Airlines
Deal found 6/12$559
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/252:55 pmISP - AUS
2 stops33h 09mMultiple Airlines
Sun 6/294:34 pmAUS - ISP
3 stops16h 30mMultiple Airlines
Deal found 6/10$594
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/611:40 amISP - HOU
3 stops23h 39mMultiple Airlines
Sun 11/99:33 amHOU - ISP
3 stops27h 12mMultiple Airlines
Deal found 6/10$768

Cheapflights Fare Finder

Customize your flight search to find flights from Islip to Texas 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 Islip to Texas that are best for you.

Fly from

Islip

Fly to

Texas

Route

Depart

Return

Price

IslipHouston

ISP - IAH

ISPIAH

Islip Long Island

Wed 7/16

8:37 pm-10:48 am

1 stop15h 11m

Houston George Bush Intcntl

Thu 7/17

9:15 pm-1:04 pm

1 stop14h 49m

$268

IslipHouston

ISP - HOU

ISPHOU

Islip Long Island

Thu 11/6

5:50 am-12:25 pm

1 stop7h 35m

Houston Hobby

Sun 11/9

5:20 am-12:50 pm

1 stop6h 30m

$269

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Fri 8/29

5:00 pm-9:39 am

1 stop17h 39m

Dallas/Fort Worth

Sun 8/31

7:54 pm-8:08 am

1 stop11h 14m

$296

IslipAustin

ISP - AUS

ISPAUS

Islip Long Island

Thu 7/17

6:00 am-3:51 pm

1 stop10h 51m

Austin Bergstrom

Thu 7/24

4:36 pm-7:42 pm

1 stop26h 06m

$316

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Fri 7/11

8:37 pm-9:01 am

1 stop13h 24m

Dallas/Fort Worth

Fri 7/18

6:25 am-7:42 pm

2 stops12h 17m

$352

IslipAustin

ISP - AUS

ISPAUS

Islip Long Island

Fri 7/25

5:45 pm-11:25 pm

1 stop6h 40m

Austin Bergstrom

Sun 7/27

4:40 pm-11:55 pm

1 stop6h 15m

$427

IslipEl Paso

ISP - ELP

ISPELP

Islip Long Island

Sun 7/20

6:00 am-11:35 am

2 stops7h 35m

El Paso

Wed 7/23

5:10 am-5:00 pm

2 stops9h 50m

$428

IslipHouston

ISP - IAH

ISPIAH

Islip Long Island

Thu 7/3

7:39 pm-8:10 pm

2 stops25h 31m

Houston George Bush Intcntl

Wed 7/9

6:31 pm-6:59 pm

2 stops23h 28m

$559

IslipAustin

ISP - AUS

ISPAUS

Islip Long Island

Wed 6/25

2:55 pm-11:04 pm

2 stops33h 09m

Austin Bergstrom

Sun 6/29

4:34 pm-10:04 am

3 stops16h 30m

$594

IslipHouston

ISP - HOU

ISPHOU

Islip Long Island

Thu 11/6

11:40 am-10:19 am

3 stops23h 39m

Houston Hobby

Sun 11/9

9:33 am-1:45 pm

3 stops27h 12m

$768

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 18 results
1
2

Best time to book a flight from Islip to Texas

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

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

Currently, August is the cheapest month in which you can book a flight from Islip, New York to Texas (average of $216). Flying from Islip, New York to Texas in March is currently the most expensive (average of $295). 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 TX?

Find hourly flight availability from Islip to Texas. 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.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Islip, New York to Texas as you normally would.

Rainfall in Texas by month

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

In terms of precipitation, rainfall in Texas 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 Texas when rainfall is around 3.2 in.

Temperature in Texas by month

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

If weather is an important factor for your trip to Texas, 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 Texas

Get insights into the airlines that provide service to Texas. 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 Texas. Reviews last updated June 12, 2025.
Read reviews from past customers who have flown Southwest and Frontier from Islip to Texas. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,287 reviews

Food

7.1

Boarding

8.2

Comfort

8.0

Overall

8.0

Entertainment

7.6

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
4,287 reviews
Southwest
8.0
Very good
4,287 reviews

Food

7.1

Boarding

8.2

Comfort

8.0

Overall

8.0

Entertainment

7.6

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.
Frontier
5.9
Fair
3,295 reviews
Southwest
8.0
Very good
4,287 reviews

Food

7.1

Boarding

8.2

Comfort

8.0

Overall

8.0

Entertainment

7.6

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 Texas. 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 Texas?

    If you book a flight to Texas from Islip, you will be flying from Long Island, which is the city’s only airport. Islip Long Island (ISP) is located 7.2 mi from the center of Islip.

  • What are the most popular routes from Islip, New York to Texas?

    When deciding which route to take from Islip, New York to Texas consider Islip Long Island - Dallas/Fort Worth, Islip Long Island - Houston Hobby or Islip Long Island - Houston George Bush Intcntl as they are the most popular.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Islip to Texas 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 Texas?

    Currently, August is the cheapest month in which you can book a flight from Islip, New York to Texas (average of $216). Flying from Islip, New York to Texas in March is currently the most expensive (average of $295). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Islip to Texas

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Islip to Texas

Discover the top 2 airlines that operate flights from Islip to Texas. 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
FrontierCheapest$52Average$250FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$320Average$468FlexibilityNo cancel feeOn-time63%

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