HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Texas

$135+ 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 7/15. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — DFW
Jun 22 — Jun 291
Mon 6/22
Mon 6/29
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Islip to Texas with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap 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 May 23, 2026.

This CheapOair deal was found by Cheapflights users on 5/22. 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 6/137:50 pm
ISP
-
DFW
1 stop12h 10m
Frontier
Tue 6/168:21 pm
DFW
-
ISP
1 stop21h 44m
Frontier
Deal found 5/22$284
This CheapOair deal was found by Cheapflights users on 5/20. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/127:50 pm
ISP
-
DFW
1 stop12h 10m
Frontier
Tue 6/167:51 pm
DFW
-
ISP
1 stop24h 06m
Frontier
Deal found 5/20$290
This Booking.com deal was found by Cheapflights users on 5/19. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/204:13 pm
ISP
-
DFW
1 stop29h 36m
Frontier
Wed 9/232:29 pm
DFW
-
ISP
1 stop27h 22m
Frontier
Deal found 5/19$302
This CheapOair deal was found by Cheapflights users on 5/21. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/197:50 pm
ISP
-
DFW
1 stop12h 10m
Frontier
Mon 6/2211:39 am
DFW
-
ISP
1 stop8h 18m
Frontier
Deal found 5/21$309
This CheapOair deal was found by Cheapflights users on 5/21. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/164:41 pm
ISP
-
DFW
1 stop15h 58m
Frontier
Tue 6/237:51 pm
DFW
-
ISP
1 stop24h 06m
Frontier
Deal found 5/21$310
This Trip.com deal was found by Cheapflights users on 5/18. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/159:52 pm
ISP
-
DFW
1 stop10h 47m
Frontier
Mon 6/228:34 am
DFW
-
ISP
1 stop11h 23m
Frontier
Deal found 5/18$312
This Mytrip deal was found by Cheapflights users on 5/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/244:13 pm
ISP
-
DFW
1 stop17h 59m
Frontier
Sun 9/279:44 pm
DFW
-
ISP
1 stop10h 49m
Frontier
Deal found 5/21$314
This CheapOair deal was found by Cheapflights users on 5/18. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/189:52 pm
ISP
-
DFW
1 stop10h 47m
Frontier
Fri 6/198:21 pm
DFW
-
ISP
1 stop21h 44m
Frontier
Deal found 5/18$319
This Southwest deal was found by Cheapflights users on 5/22. 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 7/306:00 am
ISP
-
HOU
1 stop7h 15m
Southwest
Thu 8/63:55 pm
HOU
-
ISP
1 stop5h 10m
Southwest
Deal found 5/22$322
This Frontier deal was found by Cheapflights users on 5/21. 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.
Mon 6/86:43 pm
ISP
-
DFW
1 stop13h 16m
Frontier
Sat 6/139:10 am
DFW
-
ISP
1 stop8h 55m
Frontier
Deal found 5/21$324
This Frontier deal was found by Cheapflights users on 5/19. 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.
Wed 6/177:50 pm
ISP
-
DFW
1 stop12h 10m
Frontier
Sat 6/209:10 am
DFW
-
ISP
1 stop8h 55m
Frontier
Deal found 5/19$329
This CheapOair deal was found by Cheapflights users on 5/19. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/94:41 pm
ISP
-
IAH
1 stop17h 06m
Frontier
Thu 6/117:24 pm
IAH
-
ISP
1 stop24h 33m
Frontier
Deal found 5/19$329

Find flight deals from Islip to Texas

Keep the following information in mind while searching for Islip to Texas flight deals. Data was last updated May 23, 2026.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$284
(CheapOair)

One-way from

$135
(Frontier)

Popular in

March

Cheapest in

January

Average price

$337
Provider with most accurate pricing for New York (NYC)-Houston flight deals.
Search Deals
Provider most trusted by Cheapflights users for New York (NYC)-Houston flights.
Search Deals
From Islip Long Island to Texas
Search Deals
One-way flight from Islip Long Island to Texas
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($14 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 May 2026
Search Deals

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 May 23, 2026.
Use the filters below to find and compare flights from Islip to Texas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

IslipHouston

ISP - HOU

ISPHOU

Islip Long Island

Fri 7/31

6:05 pm-11:50 pm

1 stop6h 45m

Houston Hobby

Thu 8/6

3:55 pm-10:05 pm

1 stop5h 10m

$322

IslipHouston

ISP - IAH

ISPIAH

Islip Long Island

Tue 6/9

4:41 pm-8:47 am

1 stop17h 06m

Houston George Bush Intcntl

Thu 6/11

7:24 pm-8:57 pm

1 stop24h 33m

$329

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Sat 6/13

7:50 pm-7:00 am

1 stop12h 10m

Dallas/Fort Worth

Sun 6/14

8:21 pm-7:05 pm

1 stop21h 44m

$337

IslipHouston

ISP - IAH

ISPIAH

Islip Long Island

Fri 5/29

11:00 am-8:50 am

1 stop22h 50m

Houston George Bush Intcntl

Mon 6/1

7:44 pm-5:17 pm

1 stop20h 33m

$340

IslipSan Antonio

ISP - SAT

ISPSAT

Islip Long Island

Sun 6/14

9:52 pm-3:37 pm

1 stop18h 45m

San Antonio

Mon 6/22

4:22 pm-3:56 pm

1 stop22h 34m

$349

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Sat 6/6

11:00 am-6:01 pm

1 stop8h 01m

Dallas/Fort Worth

Wed 6/10

8:34 am-8:57 pm

1 stop11h 23m

$350

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Thu 6/18

9:52 pm-7:39 am

1 stop10h 47m

Dallas/Fort Worth

Sat 6/20

9:10 am-7:05 pm

1 stop8h 55m

$358

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Thu 6/18

9:52 pm-7:39 am

1 stop10h 47m

Dallas/Fort Worth

Fri 7/3

7:51 pm-10:03 am

1 stop13h 12m

$359

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Fri 6/12

9:52 pm-12:16 am

1 stop27h 24m

Dallas/Fort Worth

Sun 6/14

8:21 pm-7:05 pm

1 stop21h 44m

$363

IslipHouston

ISP - HOU

ISPHOU

Islip Long Island

Fri 6/19

5:50 pm-12:45 am

2 stops7h 55m

Houston Hobby

Fri 6/26

8:40 pm-9:45 am

1 stop12h 05m

$376

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/20

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

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, November is the cheapest month in which you can book a flight from Islip, New York to Texas (average of $78). Flying from Islip, New York to Texas in December is currently the most expensive (average of $486). 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.

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

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 May 23, 2026.
Read through reviews of airlines operating flights from Islip to Texas, such as Southwest and Frontier. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
7.9
Good
4,277 reviews

Crew

8.6

Food

7.0

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Overall

7.9

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
7.9
Good
4,277 reviews
Southwest
7.9
Good
4,277 reviews

Crew

8.6

Food

7.0

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Overall

7.9

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
Frontier
5.7
Fair
2,940 reviews
Southwest
7.9
Good
4,277 reviews

Crew

8.6

Food

7.0

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Overall

7.9

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, New York to Texas?

    Airlines like Frontier and Southwest fly from Islip, New York to Texas in about 7h 20m. The time it takes to get you to your destination can typically vary by up to 4h 50m. Islip, New York and Texas are separated by a distance of 1462 mi. This flight may include one or multiple stops.

  • 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, November is the cheapest month in which you can book a flight from Islip, New York to Texas (average of $78). Flying from Islip, New York to Texas in December is currently the most expensive (average of $486). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Islip to Texas

See prices for flight routes from nearby airports that may be better suited for you.
Newark to San Francisco flights
John F Kennedy Intl to San Francisco flights
LaGuardia to San Francisco flights
Newark to Miami flights
LaGuardia to Miami flights
John F Kennedy Intl to Fort Lauderdale flights
Newark to Orlando flights
Newark to Los Angeles flights
John F Kennedy Intl to Miami flights
Newark to Fort Lauderdale flights
John F Kennedy Intl to Los Angeles flights
LaGuardia to Orlando flights
John F Kennedy Intl to Orlando flights
Newark to Seattle flights
LaGuardia to Fort Lauderdale flights
Newark to O'Hare Intl flights
Newark to Dallas/Fort Worth flights
Newark to West Palm Beach flights
John F Kennedy Intl to Dallas/Fort Worth flights
LaGuardia to O'Hare Intl flights
Newark to Las Vegas flights
LaGuardia to Dallas/Fort Worth flights
LaGuardia to Los Angeles flights
Newark to Atlanta flights
John F Kennedy Intl to Las Vegas flights
John F Kennedy Intl to Ontario flights
John F Kennedy Intl to O'Hare Intl flights
LaGuardia to Hobby flights
Newark to Hobby flights
John F Kennedy Intl to Seattle flights
John F Kennedy Intl to Atlanta flights
Newark to Midway flights
Newark to Tampa flights
LaGuardia to Las Vegas flights
John F Kennedy Intl to Hobby flights
Newark to Denver flights
John F Kennedy Intl to West Palm Beach flights
Newark to Nashville flights
LaGuardia to Seattle flights
Newark to San Jose flights
LaGuardia to Atlanta flights
LaGuardia to Denver flights
LaGuardia to Cleveland flights
John F Kennedy Intl to San Jose flights
Newark to Cleveland flights
Newark to Austin flights
John F Kennedy Intl to Tampa flights
LaGuardia to George Bush Intcntl flights
John F Kennedy Intl to George Bush Intcntl flights
John F Kennedy Intl to Nashville flights

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 May 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$115Average$198FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$253Average$413FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.