What is the cheapest airline that flies from Islip Long Island to Texas?

Frontier and Southwest are the most popular carriers operating from Islip Long Island to Texas

What airlines fly to Texas?

United Airlines, Spirit Airlines and American Airlines are the top three most popular airlines that fly to Texas from Islip, New York according to our data. United Airlines is the first choice among our users, with 32% of people opting to fly with this airline when traveling to Texas. Keep in mind that there are 7 different airlines that fly to Texas on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Islip Long Island Airport to Texas?

Prices for flights from Islip Long Island Airport to Texas were last updated today.

How many operators does momondo search for flights from Islip Long Island Airport to Texas?

As of July 2025, there are 2 operators available to choose from for flights from Islip Long Island Airport to Texas.

How old do you have to be to fly from Islip Long Island Airport to Texas?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Islip Long Island Airport to Texas.

What documentation or ID do you need to fly to Texas?

The travel and health documents required for your trip to Texas can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Texas. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$98 Cheap Flights from Islip to Texas in 2025

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Find the cheapest flights from Islip, New York to Texas

Round-trip

One-way

Last minute

Cheap round-trip flights

5:05 pm - 8:15 amISP-DFW

16h 10m1 stop

11:16 am - 10:37 amDFW-ISP

22h 21m1 stop

$219Frontier

Find Deal

Sat, Oct 18 - Tue, Oct 21

7:33 pm - 9:39 amISP-DFW

15h 06m1 stop

10:44 am - 6:38 pmDFW-ISP

6h 54m1 stop

$225Frontier

Find Deal

Sat, Aug 23 - Sat, Aug 30

2:05 pm - 9:04 pmISP-DFW

7h 59m1 stop

10:44 am - 6:38 pmDFW-ISP

6h 54m1 stop

$226Frontier

Find Deal

Sat, Aug 16 - Sat, Aug 23

9:58 am - 3:45 pmISP-IAH

6h 47m1 stop

4:43 pm - 11:59 pmIAH-ISP

6h 16m1 stop

$226Frontier

Find Deal

Fri, Aug 29 - Tue, Sep 2

8:00 am - 3:40 pmISP-IAH

8h 40m1 stop

9:10 pm - 9:04 amIAH-ISP

10h 54m1 stop

$228Frontier

Find Deal

Wed, Sep 3 - Thu, Sep 18

12:30 pm - 8:05 pmISP-HOU

8h 35m1 stop

5:40 am - 12:00 pmHOU-ISP

5h 20m1 stop

$247Southwest

Find Deal

Wed, Sep 24 - Mon, Sep 29

12:30 pm - 8:10 pmISP-HOU

8h 40m2 stops

5:40 am - 12:00 pmHOU-ISP

5h 20m1 stop

$252Southwest

Find Deal

Wed, Sep 24 - Mon, Sep 29

3:05 pm - 8:50 pmISP-HOU

6h 45m1 stop

5:40 am - 12:00 pmHOU-ISP

5h 20m1 stop

$268Southwest

Find Deal

Fri, Sep 26 - Mon, Sep 29

6:00 am - 12:55 pmISP-HOU

7h 55m1 stop

5:40 am - 12:00 pmHOU-ISP

5h 20m1 stop

$291Southwest

Find Deal

Sun, Sep 7 - Mon, Sep 8

3:59 pm - 9:30 amISP-DFW

18h 31m2 stops

7:00 am - 1:45 pmDFW-ISP

5h 45m1 stop

$518

Find Deal

Fri, Aug 29 - Fri, Sep 5

Frontier flights from Islip, New York to Texas

Our best Frontier deals on Islip, New York to Texas flight tickets

Frontier

Aug 9

ISP2:05 pmIslip Long Island

7h 59m

1 stop

DFW9:04 pmDallas/Fort Worth

Aug 16

DFW11:22 amDallas/Fort Worth

7h 20m

1 stop

ISP7:42 pmIslip Long Island

$218

Find similar

Frontier

Oct 18

ISP5:05 pmIslip Long Island

16h 10m

1 stop

DFW8:15 amDallas/Fort Worth

Oct 21

DFW11:16 amDallas/Fort Worth

22h 21m

1 stop

ISP10:37 amIslip Long Island

$219

Find similar

Frontier

Aug 23

ISP7:33 pmIslip Long Island

15h 06m

1 stop

DFW9:39 amDallas/Fort Worth

Aug 30

DFW10:44 amDallas/Fort Worth

6h 54m

1 stop

ISP6:38 pmIslip Long Island

$225

Find similar

Southwest flights from Islip, New York to Texas

Our best Southwest deals on Islip, New York to Texas flight tickets

Southwest

Sep 24

ISP12:30 pmIslip Long Island

8h 35m

1 stop

HOU8:05 pmHouston Hobby

Sep 29

HOU5:40 amHouston Hobby

5h 20m

1 stop

ISP12:00 pmIslip Long Island

$247

Find similar

Southwest

Sep 24

ISP12:30 pmIslip Long Island

8h 40m

2 stops

HOU8:10 pmHouston Hobby

Sep 29

HOU5:40 amHouston Hobby

5h 20m

1 stop

ISP12:00 pmIslip Long Island

$252

Find similar

Southwest

Sep 26

ISP3:05 pmIslip Long Island

6h 45m

1 stop

HOU8:50 pmHouston Hobby

Sep 29

HOU5:40 amHouston Hobby

5h 20m

1 stop

ISP12:00 pmIslip Long Island

$268

Find similar

Fly from

Fly to

Route

Depart

Return

Price

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Sat 10/18

5:05 pm-8:15 am

1 stop16h 10m

Dallas/Fort Worth

Tue 10/21

11:16 am-10:37 am

1 stop22h 21m

$219

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Sat 8/23

7:33 pm-9:39 am

1 stop15h 06m

Dallas/Fort Worth

Sat 8/30

10:44 am-6:38 pm

1 stop6h 54m

$225

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Sat 8/16

2:05 pm-9:04 pm

1 stop7h 59m

Dallas/Fort Worth

Sat 8/23

10:44 am-6:38 pm

1 stop6h 54m

$226

IslipHouston

ISP - IAH

ISPIAH

Islip Long Island

Fri 8/29

9:58 am-3:45 pm

1 stop6h 47m

Houston George Bush Intcntl

Tue 9/2

4:43 pm-11:59 pm

1 stop6h 16m

$226

IslipHouston

ISP - IAH

ISPIAH

Islip Long Island

Wed 9/3

8:00 am-3:40 pm

1 stop8h 40m

Houston George Bush Intcntl

Thu 9/18

9:10 pm-9:04 am

1 stop10h 54m

$228

IslipHouston

ISP - HOU

ISPHOU

Islip Long Island

Wed 9/24

12:30 pm-8:05 pm

1 stop8h 35m

Houston Hobby

Mon 9/29

5:40 am-12:00 pm

1 stop5h 20m

$247

IslipHouston

ISP - HOU

ISPHOU

Islip Long Island

Wed 9/24

12:30 pm-8:10 pm

2 stops8h 40m

Houston Hobby

Mon 9/29

5:40 am-12:00 pm

1 stop5h 20m

$252

IslipHouston

ISP - HOU

ISPHOU

Islip Long Island

Fri 9/26

3:05 pm-8:50 pm

1 stop6h 45m

Houston Hobby

Mon 9/29

5:40 am-12:00 pm

1 stop5h 20m

$268

IslipHouston

ISP - HOU

ISPHOU

Islip Long Island

Sun 9/7

6:00 am-12:55 pm

1 stop7h 55m

Houston Hobby

Mon 9/8

5:40 am-12:00 pm

1 stop5h 20m

$291

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Fri 8/29

3:59 pm-9:30 am

2 stops18h 31m

Dallas/Fort Worth

Fri 9/5

7:00 am-1:45 pm

1 stop5h 45m

$518

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Islip, New York to Texas

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Texas?

The cheapest month to fly to Texas from Islip, New York is in February. Flight prices, which tend to average around $199, are often lower during this time because this is during the off-season. If you don’t want to visit Texas in February, then you should wait until September to fly from Islip, New York, when ticket prices are also cheap, with an average price of $264.

What is the cheapest day to depart on your flight to Texas?

According to our data, Friday is the cheapest day to fly to Texas from Islip, New York. The lowest ticket price found for a Friday departure recently was $52. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Wednesday as prices are generally higher than usual. According to our data, the average ticket price to Texas on Wednesday is $406.

What is the cheapest time of day to depart on your flight to Texas?

The cheapest time of day to fly to Texas is in the evening when flights can be purchased for as low as $189. Flights to Texas are more costly in the morning, with an average ticket price of $370. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

Can stopping save me money on Islip, New York to Texas flights?

You could potentially save up to 49% on your flight if you consider stops on a Islip, New York to Texas flight.

Cheap Islip, New York to Texas flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Islip, New York to Texas

Best Price Found	$98
Fastest flight time	5h 40m
Direct flights	None
Airports in Texas	5 airports

The best one-way flight to Texas from Islip, New York in the past 72 hours is $98. The best round-trip flight deal from Islip, New York to Texas found on momondo in the last 72 hours is $219.

The fastest flight from Islip, New York to Texas takes 5h 40m

There are no direct flights from Islip, New York to Texas. Popular non-direct routes for this connection are Islip Long Island Airport - Houston George Bush Intcntl Airport, Islip Long Island Airport - Austin Bergstrom Airport and Islip Long Island Airport - Dallas/Fort Worth Airport.

There are 5 airports near Texas: Houston George Bush Intcntl (IAH), Dallas/Fort Worth (DFW), San Antonio (SAT), Austin Bergstrom (AUS), Houston Hobby (HOU)

Search flight deals

When did momondo last update prices for flights from Islip Long Island Airport to Texas?
Prices for flights from Islip Long Island Airport to Texas were last updated today.
How many operators does momondo search for flights from Islip Long Island Airport to Texas?
As of July 2025, there are 2 operators available to choose from for flights from Islip Long Island Airport to Texas.
How old do you have to be to fly from Islip Long Island Airport to Texas?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Islip Long Island Airport to Texas.
What documentation or ID do you need to fly to Texas?
The travel and health documents required for your trip to Texas can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Texas. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Islip, New York to Texas

Compare and see reviews for airlines that fly from Islip, New York to Texas with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $52	Free Cancellation	Rating 5.9 3,239 reviews		Search Frontier flights
Southwest	PriceFrom $268	Free Cancellation	Rating 8.0 4,246 reviews		Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Islip to Texas?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Islip to Texas. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Islip to Texas with flexible booking policies on momondo?

Flights from Islip to Texas with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Islip to Texas?

Once you have performed a search for Islip to Texas flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Islip to Texas right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Islip to Texas now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Texas and let you know when they change.

An easier way to manage your Texas trip

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Find better results for your trip to Texas

Popular cities in Texas

Flights to New Yorkfrom $39

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Flights to Chicagofrom $59

Flights to Orlandofrom $54

Flights to Las Vegasfrom $35

Flights to San Franciscofrom $49

Flights to Washington, D.C.from $49

Flights to Bostonfrom $77

Flights to Atlantafrom $29

Flights to Dallasfrom $55

Flights to Seattlefrom $93

Cheap flights from Islip, New York to Texas from $98

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Islip, New York to Texas departing on 8/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

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Find the cheapest flights from Islip, New York to Texas

Cheap round-trip flights

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Frontier flights from Islip, New York to Texas

Our best Frontier deals on Islip, New York to Texas flight tickets

Southwest flights from Islip, New York to Texas

Our best Southwest deals on Islip, New York to Texas flight tickets

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How to get the cheapest flight ticket from Islip, New York to Texas

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Texas?

What is the cheapest day to depart on your flight to Texas?

What is the cheapest time of day to depart on your flight to Texas?

Can stopping save me money on Islip, New York to Texas flights?

You could potentially save up to 49% on your flight if you consider stops on a Islip, New York to Texas flight.

What is the cheapest airline that flies from Islip Long Island to Texas?

Frontier and Southwest are the most popular carriers operating from Islip Long Island to Texas

What airlines fly to Texas?

Cheap Islip, New York to Texas flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Islip, New York to Texas

Best Price Found

Fastest flight time

Direct flights

Airports in Texas

When did momondo last update prices for flights from Islip Long Island Airport to Texas?

How many operators does momondo search for flights from Islip Long Island Airport to Texas?

How old do you have to be to fly from Islip Long Island Airport to Texas?

What documentation or ID do you need to fly to Texas?

Best airlines flying from Islip, New York to Texas

Compare and see reviews for airlines that fly from Islip, New York to Texas with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Islip to Texas?

Can I find flights from Islip to Texas with flexible booking policies on momondo?

How can momondo help me find flights from Islip to Texas?

I’m not ready to book a flight from Islip to Texas right now. Can momondo alert me if prices change?

An easier way to manage your Texas trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Texas

Popular cities in Texas

Popular flights according to clicks in the last 7 days on momondo