What is the cheapest airline that flies from Islip Long Island to Dallas/Fort Worth?

Frontier is the most popular carrier operating from Islip Long Island to Dallas/Fort Worth

What airlines fly to Dallas/Fort Worth Airport?

American Airlines, United Airlines and Spirit Airlines are the top three most popular airlines that fly to Dallas/Fort Worth Airport from Islip, New York according to our data. American Airlines is the first choice among our users, with 35% of people opting to fly with this airline when traveling to Dallas/Fort Worth Airport. Keep in mind that there are 6 different airlines that fly to Dallas/Fort Worth Airport 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 Dallas/Fort Worth Airport?

Prices for flights from Islip Long Island Airport to Dallas/Fort Worth Airport refresh daily.

How many operators does momondo search for flights from Islip Long Island Airport to Dallas/Fort Worth Airport?

The number of operators available for flights from Islip Long Island Airport to Dallas/Fort Worth Airport is 2 as of May 2026.

How old do you have to be to fly from Islip Long Island Airport to Dallas/Fort Worth Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Islip Long Island Airport to Dallas/Fort Worth Airport.

What documentation or ID do you need to fly to Dallas/Fort Worth Airport?

The travel and health documents required for your trip to Dallas/Fort Worth Airport 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 Dallas/Fort Worth Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$105 Cheap Flights from Islip, New York to Dallas/Fort Worth Airport in 2026

Q: What is the typical price of a round-trip flight between Islip, New York and Dallas/Fort Worth Airport?

Prices are currently low for flights on this route. Typical prices usually range from $498 to $360. The lowest price recently found on this route was $230.

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Find the cheapest flights from Islip, New York to Dallas

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:43 pm - 12:25 pm

ISP

DFW

18h 42m

1 stop

10:00 pm - 10:15 am

DFW

ISP

11h 15m

1 stop

$230Frontier

Wed, Jun 3 - Fri, Jun 5

9:52 pm - 7:39 am

ISP

DFW

10h 47m

1 stop

5:08 pm - 10:03 am

DFW

ISP

15h 55m

1 stop

$244Frontier

Wed, Jul 1 - Sat, Jul 4

10:48 am - 7:33 am

ISP

DFW

21h 45m

1 stop

1:25 pm - 10:03 am

DFW

ISP

19h 38m

1 stop

$250Frontier

Fri, Jul 17 - Sat, Jul 18

11:00 am - 7:50 am

ISP

DFW

21h 50m

1 stop

5:53 pm - 8:57 pm

DFW

ISP

26h 04m

1 stop

$257Frontier

Thu, Jun 4 - Tue, Jun 9

6:02 pm - 7:50 am

ISP

DFW

14h 48m

1 stop

10:00 pm - 10:05 am

DFW

ISP

11h 05m

1 stop

$260Frontier

Tue, May 26 - Thu, May 28

10:48 am - 9:31 pm

ISP

DFW

11h 43m

1 stop

5:30 am - 7:03 pm

DFW

ISP

12h 33m

1 stop

$270Frontier

Sat, Jul 4 - Sat, Jul 18

4:13 pm - 9:12 am

ISP

DFW

17h 59m

1 stop

9:44 pm - 9:33 am

DFW

ISP

10h 49m

1 stop

$283Frontier

Thu, Sep 17 - Mon, Sep 21

11:00 am - 6:01 pm

ISP

DFW

8h 01m

1 stop

10:00 pm - 10:05 am

DFW

ISP

11h 05m

1 stop

$290Frontier

Sat, May 23 - Wed, May 27

9:52 pm - 7:39 am

ISP

DFW

10h 47m

1 stop

7:51 pm - 8:57 pm

DFW

ISP

24h 06m

1 stop

$309Frontier

Mon, Jun 29 - Tue, Jun 30

11:00 am - 6:01 pm

ISP

DFW

8h 01m

1 stop

10:00 pm - 10:05 am

DFW

ISP

11h 05m

1 stop

$310Frontier

Sat, May 23 - Tue, May 26

Frontier flights from Islip, New York to Dallas/Fort Worth Airport

Our best Frontier deals on Islip, New York to Dallas/Fort Worth Airport flight tickets

Frontier

Jun 3

ISP6:43 pmIslip Long Island

18h 42m

1 stop

DFW12:25 pmDallas/Fort Worth

Jun 5

DFW10:00 pmDallas/Fort Worth

11h 15m

1 stop

ISP10:15 amIslip Long Island

$230

Frontier

Jul 1

ISP9:52 pmIslip Long Island

10h 47m

1 stop

DFW7:39 amDallas/Fort Worth

Jul 4

DFW5:08 pmDallas/Fort Worth

15h 55m

1 stop

ISP10:03 amIslip Long Island

$244

Frontier

Jul 17

ISP10:48 amIslip Long Island

21h 45m

1 stop

DFW7:33 amDallas/Fort Worth

Jul 18

DFW1:25 pmDallas/Fort Worth

19h 38m

1 stop

ISP10:03 amIslip Long Island

$250

JetBlue flights from Islip, New York to Dallas/Fort Worth Airport

Our best JetBlue deals on Islip, New York to Dallas/Fort Worth Airport flight tickets

JetBlue

Jul 10

ISP6:00 amIslip Long Island

10h 15m

1 stop

DFW3:15 pmDallas/Fort Worth

Jul 13

DFW11:45 amDallas/Fort Worth

8h 49m

1 stop

ISP9:34 pmIslip Long Island

$463

JetBlue

Jul 10

ISP6:00 amIslip Long Island

10h 15m

1 stop

DFW3:15 pmDallas/Fort Worth

Jul 14

DFW11:45 amDallas/Fort Worth

6h 39m

1 stop

ISP7:24 pmIslip Long Island

$473

JetBlue

Jul 10

ISP6:00 amIslip Long Island

10h 15m

1 stop

DFW3:15 pmDallas/Fort Worth

Jul 13

DFW11:45 amDallas/Fort Worth

8h 49m

1 stop

ISP9:34 pmIslip Long Island

$483

momondo Fare Finder

Use the filters below to find and compare flights from Islip, New York to Dallas/Fort Worth Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Wed 6/3

6:43 pm-12:25 pm

1 stop18h 42m

Dallas/Fort Worth

Fri 6/5

10:00 pm-10:15 am

1 stop11h 15m

$230

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Wed 7/1

9:52 pm-7:39 am

1 stop10h 47m

Dallas/Fort Worth

Sat 7/4

5:08 pm-10:03 am

1 stop15h 55m

$244

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Fri 7/17

10:48 am-7:33 am

1 stop21h 45m

Dallas/Fort Worth

Sat 7/18

1:25 pm-10:03 am

1 stop19h 38m

$250

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Thu 6/4

11:00 am-7:50 am

1 stop21h 50m

Dallas/Fort Worth

Tue 6/9

5:53 pm-8:57 pm

1 stop26h 04m

$257

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Tue 5/26

6:02 pm-7:50 am

1 stop14h 48m

Dallas/Fort Worth

Thu 5/28

10:00 pm-10:05 am

1 stop11h 05m

$260

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Sat 7/4

10:48 am-9:31 pm

1 stop11h 43m

Dallas/Fort Worth

Sat 7/18

5:30 am-7:03 pm

1 stop12h 33m

$270

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Thu 9/17

4:13 pm-9:12 am

1 stop17h 59m

Dallas/Fort Worth

Mon 9/21

9:44 pm-9:33 am

1 stop10h 49m

$283

Quickest round-trip

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Sat 5/23

11:00 am-6:01 pm

1 stop8h 01m

Dallas/Fort Worth

Wed 5/27

10:00 pm-10:05 am

1 stop11h 05m

$290

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Mon 6/29

9:52 pm-7:39 am

1 stop10h 47m

Dallas/Fort Worth

Tue 6/30

7:51 pm-8:57 pm

1 stop24h 06m

$309

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Sat 5/23

11:00 am-6:01 pm

1 stop8h 01m

Dallas/Fort Worth

Tue 5/26

10:00 pm-10:05 am

1 stop11h 05m

$310

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 Dallas/Fort Worth Airport

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 typical price of a round-trip flight between Islip, New York and Dallas/Fort Worth Airport?

What is the cheapest month to fly to Dallas/Fort Worth Airport?

The cheapest month to fly to Dallas/Fort Worth Airport from Islip, New York is in February. Flight prices, which tend to average around $0, are often lower during this time because this is during the off-season. If you’re not able to fly to Dallas/Fort Worth Airport in February, then October is your next best option. Flight prices from Islip, New York to Dallas/Fort Worth Airport during October average around $203.

What is the cheapest day to depart on your flight to Dallas/Fort Worth Airport?

On average, the least expensive day to fly to Dallas/Fort Worth Airport from Islip, New York is on a Friday. momondo users have found tickets for Friday departures for as low as $331. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Islip, New York to Dallas/Fort Worth Airport for around $504.

What is the cheapest time of day to depart on your flight to Dallas/Fort Worth Airport?

Flying to Dallas/Fort Worth Airport from Islip, New York in the evening is the least expensive time of day to depart. momondo users have found prices as low as $251 when looking at flights departing in the evening. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $427 on average. Flights to Dallas/Fort Worth Airport from Islip, New York in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

Can stopping save me money on Islip, New York to Dallas/Fort Worth Airport flights?

You could potentially save up to 57% on your flight if you consider stops on a Islip, New York to Dallas/Fort Worth Airport flight.

When to book flights from Islip, New York to Dallas/Fort Worth Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Islip, New York to Dallas/Fort Worth Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Islip, New York to Dallas/Fort Worth Airport (ISP to DFW) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Islip, New York to Dallas/Fort Worth Airport

Fastest flight time	7h 20m
Direct flights	None

The fastest flight from Islip, New York to Dallas/Fort Worth Airport takes 7h 20m

There are no direct flights from Islip, New York to Dallas/Fort Worth Airport. There are no popular flight routes from Islip, New York to Dallas/Fort Worth Airport.

Search flight deals

Frequently asked questions about flying from Islip, New York to Dallas/Fort Worth Airport

How far is Islip Long Island to Dallas/Fort Worth by plane?
The distance between Islip Long Island and Dallas/Fort Worth is about 1418.1 mi. By plane, this route typically takes 7h 20m.
When did momondo last update prices for flights from Islip Long Island Airport to Dallas/Fort Worth Airport?
Prices for flights from Islip Long Island Airport to Dallas/Fort Worth Airport refresh daily.
How many operators does momondo search for flights from Islip Long Island Airport to Dallas/Fort Worth Airport?
The number of operators available for flights from Islip Long Island Airport to Dallas/Fort Worth Airport is 2 as of May 2026.
How old do you have to be to fly from Islip Long Island Airport to Dallas/Fort Worth Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Islip Long Island Airport to Dallas/Fort Worth Airport.
What documentation or ID do you need to fly to Dallas/Fort Worth Airport?
The travel and health documents required for your trip to Dallas/Fort Worth Airport 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 Dallas/Fort Worth Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Islip, New York to Dallas/Fort Worth Airport?
momondo data reveals that the most frequently booked airline on the route from Islip, New York to Dallas/Fort Worth Airport is Southwest, representing 55% of all bookings. The subsequent popular airline is Frontier at 45%.

Best airlines flying from Islip, New York to Dallas/Fort Worth Airport

Compare and see reviews for airlines that fly from Islip, New York to Dallas/Fort Worth Airport with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $115	Free Cancellation	Rating 5.6 2,957 reviews		Search Frontier flights
Southwest	PriceFrom $253	Free Cancellation	Rating 8.0 4,306 reviews		Search Southwest flights

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Why use momondo?

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

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

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

Yes. All flights to Dallas from Islip on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential Islip to Dallas flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

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

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Cheap flights from Islip, New York to Dallas from $105

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 Dallas departing on 8/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Frontier flights from Islip, New York to Dallas/Fort Worth Airport

Our best Frontier deals on Islip, New York to Dallas/Fort Worth Airport flight tickets

JetBlue flights from Islip, New York to Dallas/Fort Worth Airport

Our best JetBlue deals on Islip, New York to Dallas/Fort Worth Airport flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Islip, New York to Dallas/Fort Worth Airport that are best for you.

See travel insights to Dallas from

How to get the cheapest flight ticket from Islip, New York to Dallas/Fort Worth Airport

What is the typical price of a round-trip flight between Islip, New York and Dallas/Fort Worth Airport?

What is the cheapest month to fly to Dallas/Fort Worth Airport?

What is the cheapest day to depart on your flight to Dallas/Fort Worth Airport?

What is the cheapest time of day to depart on your flight to Dallas/Fort Worth Airport?

Can stopping save me money on Islip, New York to Dallas/Fort Worth Airport flights?

What is the cheapest airline that flies from Islip Long Island to Dallas/Fort Worth?

What airlines fly to Dallas/Fort Worth Airport?

When to book flights from Islip, New York to Dallas/Fort Worth Airport

Cheap Islip, New York to Dallas/Fort Worth Airport (ISP to DFW) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Islip, New York to Dallas/Fort Worth Airport

Fastest flight time

Direct flights

Frequently asked questions about flying from Islip, New York to Dallas/Fort Worth Airport

Best airlines flying from Islip, New York to Dallas/Fort Worth Airport

Compare and see reviews for airlines that fly from Islip, New York to Dallas/Fort Worth Airport with momondo

Traveling to a place near Dallas?

Why use momondo?

An easier way to manage your Dallas/Fort Worth Airport 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.

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List of cabin classes available on flights landing in Dallas. Availability may vary depending on flight origin and airline.

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