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Islip

$70+ 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 2/28. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — ISP
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
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 January 29, 2026.

This CheapOair deal was found by Cheapflights users on 1/27. 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.
Tue 2/249:00 am
DFW
-
ISP
1 stop22h 40m
Frontier
Sat 2/2812:01 pm
ISP
-
DFW
1 stop13h 17m
Frontier
Deal found 1/27$128
This Expedia deal was found by Cheapflights users on 1/27. 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 4/182:01 pm
IAH
-
ISP
1 stop18h 12m
Frontier
Sun 4/194:07 pm
ISP
-
IAH
1 stop26h 57m
Frontier
Deal found 1/27$215
This Kiwi.com deal was found by Cheapflights users on 1/28. 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.
Fri 2/279:40 pm
IAH
-
ISP
1 stop12h 26m
Multiple Airlines
Fri 3/62:31 pm
ISP
-
IAH
2 stops35h 08m
Multiple Airlines
Deal found 1/28$232
This CheapOair deal was found by Cheapflights users on 1/27. 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.
Sat 2/146:47 pm
DFW
-
ISP
1 stop20h 25m
Frontier
Thu 2/195:07 pm
ISP
-
DFW
1 stop19h 54m
Frontier
Deal found 1/27$241
This Kiwi.com deal was found by Cheapflights users on 1/28. 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.
Fri 2/278:18 pm
IAH
-
ISP
1 stop13h 48m
Frontier
Fri 3/61:42 pm
ISP
-
IAH
1 stop18h 47m
Frontier
Deal found 1/28$244
This Kiwi.com deal was found by Cheapflights users on 1/28. 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.
Fri 3/209:03 pm
IAH
-
ISP
1 stop11h 45m
Frontier
Mon 3/231:22 pm
ISP
-
IAH
1 stop20h 18m
Frontier
Deal found 1/28$249
This Kiwi.com deal was found by Cheapflights users on 1/28. 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.
Fri 3/206:08 pm
IAH
-
ISP
2 stops16h 02m
Multiple Airlines
Mon 3/231:22 pm
ISP
-
IAH
1 stop20h 18m
Multiple Airlines
Deal found 1/28$268
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 1/315:27 pm
IAH
-
ISP
1 stop14h 13m
Multiple Airlines
Sat 2/711:50 am
ISP
-
IAH
1 stop26h 12m
Multiple Airlines
Deal found 1/27$280
This Frontier deal was found by Cheapflights users on 1/27. 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 2/611:08 am
IAH
-
ISP
1 stop6h 30m
Frontier
Sun 2/89:25 am
ISP
-
IAH
1 stop8h 55m
Frontier
Deal found 1/27$290
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 2/121:07 pm
DFW
-
ISP
1 stop29h 07m
Multiple Airlines
Mon 2/163:34 pm
ISP
-
DFW
2 stops31h 20m
Multiple Airlines
Deal found 1/27$294
This CheapOair deal was found by Cheapflights users on 1/28. 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.
Fri 2/271:06 pm
DFW
-
ISP
1 stop26h 06m
Frontier
Fri 3/61:42 pm
ISP
-
DFW
1 stop29h 38m
Frontier
Deal found 1/28$299
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
Wed 4/87:20 am
AUS
-
ISP
2 stops34h 26m
Multiple Airlines
Mon 4/136:15 am
ISP
-
AUS
1 stop14h 17m
Multiple Airlines
Deal found 1/27$315

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 January 29, 2026.

Round-trip from

$128
(CheapOair)

One-way from

$70
(CheapOair)

Popular in

December

Cheapest in

September

Average price

$207
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. 6% potential increase in price ($18 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 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 January 29, 2026.
Use the filters below to find and compare flights from Texas to Islip that are best for you.

Fly from

Texas

Fly to

Islip

Route

Depart

Return

Price

DallasIslip

DFW - ISP

DFWISP

Dallas/Fort Worth

Tue 2/24

9:00 am-8:40 am

1 stop22h 40m

Islip Long Island

Sat 2/28

12:01 pm-12:18 am

1 stop13h 17m

$128

DallasIslip

DFW - ISP

DFWISP

Dallas/Fort Worth

Wed 2/25

6:43 pm-4:22 pm

1 stop20h 39m

Islip Long Island

Sat 2/28

12:01 pm-12:18 am

1 stop13h 17m

$128

HoustonIslip

IAH - ISP

IAHISP

Houston George Bush Intcntl

Fri 2/27

9:40 pm-11:06 am

1 stop12h 26m

Islip Long Island

Fri 3/6

2:31 pm-12:39 am

2 stops35h 08m

$232

DallasIslip

DFW - ISP

DFWISP

Dallas/Fort Worth

Sat 2/14

6:47 pm-4:12 pm

1 stop20h 25m

Islip Long Island

Thu 2/19

5:07 pm-12:01 pm

1 stop19h 54m

$241

HoustonIslip

IAH - ISP

IAHISP

Houston George Bush Intcntl

Fri 2/27

8:18 pm-11:06 am

1 stop13h 48m

Islip Long Island

Fri 3/6

1:42 pm-7:29 am

1 stop18h 47m

$244

HoustonIslip

IAH - ISP

IAHISP

Houston George Bush Intcntl

Fri 3/20

9:03 pm-9:48 am

1 stop11h 45m

Islip Long Island

Mon 3/23

1:22 pm-8:40 am

1 stop20h 18m

$249

HoustonIslip

IAH - ISP

IAHISP

Houston George Bush Intcntl

Fri 3/20

6:08 pm-11:10 am

2 stops16h 02m

Islip Long Island

Mon 3/23

1:22 pm-8:40 am

1 stop20h 18m

$268

DallasIslip

DFW - ISP

DFWISP

Dallas/Fort Worth

Thu 2/12

1:07 pm-7:14 pm

1 stop29h 07m

Islip Long Island

Mon 2/16

3:34 pm-9:54 pm

2 stops31h 20m

$294

DallasIslip

DFW - ISP

DFWISP

Dallas/Fort Worth

Fri 2/27

1:06 pm-4:12 pm

1 stop26h 06m

Islip Long Island

Fri 3/6

1:42 pm-6:20 pm

1 stop29h 38m

$299

AustinIslip

AUS - ISP

AUSISP

Austin Bergstrom

Wed 4/8

7:20 am-6:46 pm

2 stops34h 26m

Islip Long Island

Mon 4/13

6:15 am-7:32 pm

1 stop14h 17m

$315

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 49 results
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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

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

Currently, November is the cheapest month in which you can book a flight from Texas to Islip, New York (average of $65). Flying from Texas to Islip, New York in December is currently the most expensive (average of $104). 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.

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. Frontier provides one of the quickest options available for as low as $345. The distance from Texas to Islip, New York is about 1462 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 Austin Bergstrom - 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.

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

    Currently, November is the cheapest month in which you can book a flight from Texas to Islip, New York (average of $65). Flying from Texas to Islip, New York in December is currently the most expensive (average of $104). 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

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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$290Average$478FlexibilityNo cancel feeOn-time63%

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