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$146+ Cheap flights from Islip (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 11/25. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — DFW
Nov 4 — Nov 111
Tue 11/4
Tue 11/11
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 October 5, 2025.

Most accurate provider

Expedia
2 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$196
(CheapOair)

One-way from

$146
(Cheapflightsfares)

Popular in

December

Cheapest in

January

Average price

$271
Provider with most accurate pricing for New York (NYC)-Houston flight deals.
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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. 3% potential increase in price ($12 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in October 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 October 5, 2025.

This CheapOair deal was found by Cheapflights users on 10/2. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/269:47 pmISP - DFW
1 stop12h 38mFrontier
Tue 10/288:59 pmDFW - ISP
1 stop12h 38mFrontier
Deal found 10/2$196
This Kiwi.com deal was found by Cheapflights users on 10/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/219:37 pmISP - DFW
1 stop13h 34mMultiple Airlines
Wed 10/228:42 pmDFW - ISP
2 stops23h 00mMultiple Airlines
Deal found 10/3$204
This Frontier deal was found by Cheapflights users on 10/2. 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.
Wed 10/1510:29 amISP - IAH
2 stops11h 34mFrontier
Sun 10/197:57 pmIAH - ISP
1 stop12h 07mFrontier
Deal found 10/2$219
This Kiwi.com deal was found by Cheapflights users on 10/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/269:47 pmISP - AUS
1 stop12h 04mMultiple Airlines
Wed 10/291:09 pmAUS - ISP
2 stops27h 33mMultiple Airlines
Deal found 10/3$231
This Kiwi.com deal was found by Cheapflights users on 10/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/306:37 pmISP - IAH
1 stop15h 56mMultiple Airlines
Mon 11/38:47 pmIAH - ISP
2 stops36h 50mMultiple Airlines
Deal found 10/3$233
This Kiwi.com deal was found by Cheapflights users on 10/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1812:38 pmISP - IAH
2 stops48h 19mFrontier
Wed 10/228:37 pmIAH - ISP
1 stop23h 05mFrontier
Deal found 10/3$240
This Kiwi.com deal was found by Cheapflights users on 10/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/199:47 pmISP - DFW
2 stops34h 22mMultiple Airlines
Thu 10/2310:55 amDFW - ISP
1 stop8h 47mMultiple Airlines
Deal found 10/4$250
This Trip.com deal was found by Cheapflights users on 10/3. 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.
Sun 11/29:27 pmISP - DFW
2 stops18h 34mMultiple Airlines
Thu 11/64:06 pmDFW - ISP
2 stops17h 31mMultiple Airlines
Deal found 10/3$259
This Kiwi.com deal was found by Cheapflights users on 10/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/29:27 pmISP - SAT
1 stop12h 37mMultiple Airlines
Sun 11/94:54 pmSAT - ISP
1 stop16h 43mMultiple Airlines
Deal found 10/3$266
This Kiwi.com deal was found by Cheapflights users on 10/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/14:58 pmISP - AUS
1 stop25h 31mMultiple Airlines
Sat 11/85:00 amAUS - ISP
2 stops31h 39mMultiple Airlines
Deal found 10/3$293
This CheapOair deal was found by Cheapflights users on 10/5. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/224:58 pmISP - DFW
1 stop26h 08mFrontier
Tue 10/288:59 pmDFW - ISP
1 stop12h 38mFrontier
Deal found 10/5$294
This Kiwi.com deal was found by Cheapflights users on 10/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/199:47 pmISP - AUS
2 stops13h 38mMultiple Airlines
Thu 10/2312:27 pmAUS - ISP
1 stop7h 15mMultiple Airlines
Deal found 10/4$296

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 October 5, 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

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Sun 10/26

9:47 pm-9:25 am

1 stop12h 38m

Dallas/Fort Worth

Tue 10/28

8:59 pm-10:37 am

1 stop12h 38m

$196

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Tue 10/21

9:37 pm-10:11 am

1 stop13h 34m

Dallas/Fort Worth

Wed 10/22

8:42 pm-8:42 pm

2 stops23h 00m

$204

IslipHouston

ISP - IAH

ISPIAH

Islip Long Island

Wed 10/15

10:29 am-9:03 pm

2 stops11h 34m

Houston George Bush Intcntl

Sun 10/19

7:57 pm-9:04 am

1 stop12h 07m

$219

IslipAustin

ISP - AUS

ISPAUS

Islip Long Island

Sun 10/26

9:47 pm-8:51 am

1 stop12h 04m

Austin Bergstrom

Wed 10/29

1:09 pm-5:42 pm

2 stops27h 33m

$231

IslipHouston

ISP - IAH

ISPIAH

Islip Long Island

Thu 10/30

6:37 pm-9:33 am

1 stop15h 56m

Houston George Bush Intcntl

Mon 11/3

8:47 pm-10:37 am

2 stops36h 50m

$233

IslipHouston

ISP - IAH

ISPIAH

Islip Long Island

Sat 10/18

12:38 pm-11:57 am

2 stops48h 19m

Houston George Bush Intcntl

Wed 10/22

8:37 pm-8:42 pm

1 stop23h 05m

$240

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Sun 10/19

9:47 pm-7:09 am

2 stops34h 22m

Dallas/Fort Worth

Thu 10/23

10:55 am-8:42 pm

1 stop8h 47m

$250

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Sun 11/2

9:27 pm-3:01 pm

2 stops18h 34m

Dallas/Fort Worth

Thu 11/6

4:06 pm-10:37 am

2 stops17h 31m

$259

IslipSan Antonio

ISP - SAT

ISPSAT

Islip Long Island

Sun 11/2

9:27 pm-9:04 am

1 stop12h 37m

San Antonio

Sun 11/9

4:54 pm-10:37 am

1 stop16h 43m

$266

IslipAustin

ISP - AUS

ISPAUS

Islip Long Island

Sat 11/1

4:58 pm-5:29 pm

1 stop25h 31m

Austin Bergstrom

Sat 11/8

5:00 am-1:39 pm

2 stops31h 39m

$293

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/4

Showing 1-10 of 59 results
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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 to Texas?

Currently, August is the cheapest month in which you can book a flight from Islip to Texas (average of $216). Flying from Islip 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 October 5, 2025.

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

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 October 5, 2025.
Read through reviews of airlines operating flights from Islip to Texas, such as Southwest. 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
4,237 reviews

Boarding

8.1

Comfort

8.0

Overall

8.0

Entertainment

7.5

Crew

8.6

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,237 reviews
Southwest
8.0
Very good
4,237 reviews

Boarding

8.1

Comfort

8.0

Overall

8.0

Entertainment

7.5

Crew

8.6

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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.

  • How long is the flight from Islip to Texas?

    Frontier and Southwest can get you from Islip to Texas in just under 7h 10m. Your travel time can differ by up to 5h 28m. The distance from Islip to Texas is about 1462 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    When deciding which route to take from Islip to Texas consider Islip Long Island - Dallas/Fort Worth, Islip Long Island - Austin Bergstrom or Islip Long Island - Houston Hobby 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 to Texas?

    Currently, August is the cheapest month in which you can book a flight from Islip to Texas (average of $216). Flying from Islip 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

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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 airline flying from Islip to Texas

Discover the top airline 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 October 5, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$260Average$448FlexibilityNo cancel feeOn-time63%

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