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Islip

$121+ Cheap flights from Texas to Islip, NY (ISP)

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 8/21. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — ISP
Jul 21 — Jul 281
Tue 7/21
Tue 7/28
1 adult, Economy
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Cheap flight deals from Texas to Islip

Cheapest flights from Texas to Islip
Explore the most affordable flight options available from Texas to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 21, 2026.

This Expedia deal was found by Cheapflights users on 6/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/35:30 am
DFW
-
ISP
1 stop12h 31m
Frontier
Wed 8/57:46 pm
ISP
-
DFW
1 stop17h 37m
Frontier
Deal found 6/17$242
This Expedia deal was found by Cheapflights users on 6/16. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/912:10 pm
DFW
-
ISP
1 stop20h 43m
Frontier
Fri 7/177:46 pm
ISP
-
DFW
1 stop17h 37m
Frontier
Deal found 6/16$246
This Expedia deal was found by Cheapflights users on 6/18. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/255:30 am
DFW
-
ISP
1 stop12h 31m
Frontier
Wed 7/297:46 pm
ISP
-
DFW
1 stop17h 37m
Frontier
Deal found 6/18$256
This Frontier deal was found by Cheapflights users on 6/20. 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 7/295:30 am
DFW
-
ISP
1 stop12h 31m
Frontier
Wed 8/510:57 am
ISP
-
DFW
1 stop9h 06m
Frontier
Deal found 6/20$260
This Southwest deal was found by Cheapflights users on 6/20. 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 8/196:25 am
HOU
-
ISP
1 stop7h 30m
Southwest
Tue 8/256:05 am
ISP
-
HOU
1 stop8h 10m
Southwest
Deal found 6/20$267
This Southwest deal was found by Cheapflights users on 6/16. 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.
Sat 10/315:30 am
HOU
-
ISP
1 stop5h 05m
Southwest
Wed 11/412:25 pm
ISP
-
HOU
1 stop7h 25m
Southwest
Deal found 6/16$277
This Frontier deal was found by Cheapflights users on 6/21. 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.
Fri 7/245:30 am
DFW
-
ISP
1 stop12h 31m
Frontier
Wed 7/2910:57 am
ISP
-
DFW
1 stop9h 06m
Frontier
Deal found 6/21$290
This Frontier deal was found by Cheapflights users on 6/20. 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.
Fri 7/175:30 am
DFW
-
ISP
1 stop12h 31m
Frontier
Wed 7/2910:57 am
ISP
-
DFW
1 stop9h 06m
Frontier
Deal found 6/20$294
This Frontier deal was found by Cheapflights users on 6/17. 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.
Tue 8/188:11 pm
DFW
-
ISP
1 stop12h 52m
Frontier
Mon 8/2410:48 am
ISP
-
DFW
1 stop9h 18m
Frontier
Deal found 6/17$314
This Expedia deal was found by Cheapflights users on 6/16. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/85:30 am
DFW
-
ISP
1 stop12h 31m
Frontier
Wed 7/157:46 pm
ISP
-
DFW
1 stop17h 37m
Frontier
Deal found 6/16$318
This Frontier deal was found by Cheapflights users on 6/17. 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 7/17:51 pm
DFW
-
ISP
1 stop13h 12m
Frontier
Wed 7/810:57 am
ISP
-
DFW
1 stop9h 06m
Frontier
Deal found 6/17$324
This Frontier deal was found by Cheapflights users on 6/19. 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 7/98:14 pm
DFW
-
ISP
1 stop12h 39m
Frontier
Mon 7/1310:57 am
ISP
-
DFW
1 stop9h 18m
Frontier
Deal found 6/19$327

Find flight deals from Texas to Islip

Keep the following information in mind while searching for Texas to Islip flight deals. Data was last updated June 21, 2026.

Round-trip from

$242
(Expedia)

One-way from

$121
(Frontier)

Popular in

June

Cheapest in

January

Average price

$341
From Texas to Islip Long Island
Search Deals
One-way flight from Texas to Islip Long Island
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($34 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Texas to Islip 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 21, 2026.
Use the filters below to find and compare flights from Texas to Islip that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonIslip

HOU - ISP

HOUISP

Houston Hobby

Wed 8/19

6:25 am-2:55 pm

1 stop7h 30m

Islip Long Island

Tue 8/25

6:05 am-1:15 pm

1 stop8h 10m

$267

HoustonIslip

HOU - ISP

HOUISP

Houston Hobby

Sat 10/31

12:30 pm-8:15 pm

1 stop6h 45m

Islip Long Island

Wed 11/4

12:25 pm-7:45 pm

2 stops8h 20m

$282

HoustonIslip

IAH - ISP

IAHISP

Houston George Bush Intcntl

Wed 7/1

1:07 pm-8:57 pm

1 stop6h 50m

Islip Long Island

Wed 7/8

10:57 am-6:25 pm

1 stop8h 28m

$338

HoustonIslip

HOU - ISP

HOUISP

Houston Hobby

Wed 9/2

11:20 am-9:05 pm

2 stops8h 45m

Islip Long Island

Mon 9/7

6:10 am-2:00 pm

2 stops8h 50m

$339

HoustonIslip

IAH - ISP

IAHISP

Houston George Bush Intcntl

Tue 9/1

1:00 pm-10:56 pm

1 stop8h 56m

Islip Long Island

Wed 9/2

6:00 am-11:47 am

1 stop6h 47m

$345

HoustonIslip

IAH - ISP

IAHISP

Houston George Bush Intcntl

Wed 8/5

1:00 pm-9:44 pm

1 stop7h 44m

Islip Long Island

Sat 8/8

6:00 am-3:47 pm

1 stop10h 47m

$367

HoustonIslip

HOU - ISP

HOUISP

Houston Hobby

Thu 7/23

8:40 pm-10:30 am

1 stop12h 50m

Islip Long Island

Mon 7/27

6:05 pm-11:50 pm

1 stop6h 45m

$370
Quickest round-trip

AustinIslip

AUS - ISP

AUSISP

Austin Bergstrom

Thu 10/15

5:00 am-11:55 am

1 stop5h 55m

Islip Long Island

Tue 10/20

4:25 pm-9:35 pm

1 stop6h 10m

$372

HoustonIslip

IAH - ISP

IAHISP

Houston George Bush Intcntl

Thu 7/30

1:00 pm-9:44 pm

1 stop7h 44m

Islip Long Island

Sat 8/8

6:00 am-3:47 pm

1 stop10h 47m

$381

DallasIslip

DFW - ISP

DFWISP

Dallas/Fort Worth

Fri 8/28

6:00 am-7:05 pm

1 stop12h 05m

Islip Long Island

Sun 8/30

10:48 am-7:06 pm

1 stop9h 18m

$385

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/19

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Texas to Islip

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

How much does it cost to fly round-trip from Texas to Islip, New York?

Related info for your journey

Find useful and relevant information for your journey from Texas 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 Texas?

    Located just 7.2 mi from the city center, Islip Long Island (ISP) is the airport most travelers will use when flying to Islip from Texas.

  • How long is the flight from Texas to Islip, New York?

    A quick flight from Texas to Islip, New York can take about 6h 50m. Southwest provides one of the quickest options available for as low as $338. The distance from Texas to Islip, New York is about 1451 mi. This flight may include one or multiple stops.

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

    While some choose either Houston Hobby - Islip Long Island or Houston George Bush Intcntl - Islip Long Island, Dallas/Fort Worth - Islip Long Island is the most popular route from Texas to Islip, New York.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Texas 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.

See more FAQs

Traveling to a place near Islip?

Book flights to Islip if you plan to visit one of these locations
Riverhead

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Alternative routes for Texas to Islip

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

Discover the top airline that operate flights from Texas to Islip. 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 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$218Average$502FlexibilityNo cancel feeOn-time63%

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