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Dallas/Fort Worth

$95+ Cheap flights from Islip, NY (ISP) to Dallas/Fort Worth (DFW)

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 4/10. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — DFW
Apr 10 — Apr 171
Fri 4/10
Fri 4/17
1 adult, Economy
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Cheap flight deals from Islip to Dallas/Fort Worth

Cheapest flights from Islip to Dallas/Fort Worth
Explore the most affordable flight options available from Islip to Dallas/Fort Worth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 11, 2026.

This CheapOair deal was found by Cheapflights users on 3/9. 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 4/164:07 pm
ISP
-
DFW
1 stop26h 47m
Frontier
Sun 4/198:59 pm
DFW
-
ISP
1 stop11h 14m
Frontier
Deal found 3/9$190
This CheapOair deal was found by Cheapflights users on 3/7. 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 5/14:07 pm
ISP
-
DFW
1 stop19h 11m
Frontier
Sun 5/35:06 pm
DFW
-
ISP
1 stop15h 07m
Frontier
Deal found 3/7$211
This CheapOair deal was found by Cheapflights users on 3/10. 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 4/234:07 pm
ISP
-
DFW
1 stop16h 51m
Frontier
Sun 4/268:59 pm
DFW
-
ISP
1 stop11h 29m
Frontier
Deal found 3/10$231
This Kiwi.com deal was found by Cheapflights users on 3/9. 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.
Mon 3/238:45 pm
ISP
-
DFW
2 stops41h 33m
Multiple Airlines
Thu 3/269:00 pm
DFW
-
ISP
1 stop14h 47m
Multiple Airlines
Deal found 3/9$233
This Frontier deal was found by Cheapflights users on 3/8. 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 5/83:50 pm
ISP
-
DFW
1 stop6h 53m
Frontier
Sun 5/109:00 pm
DFW
-
ISP
1 stop11h 13m
Frontier
Deal found 3/8$240
This Kiwi.com deal was found by Cheapflights users on 3/9. 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.
Mon 5/114:07 pm
ISP
-
DFW
2 stops28h 19m
Frontier
Thu 5/147:01 pm
DFW
-
ISP
1 stop13h 12m
Frontier
Deal found 3/9$268
This Kiwi.com deal was found by Cheapflights users on 3/7. 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.
Mon 5/114:07 pm
ISP
-
DFW
2 stops28h 19m
Multiple Airlines
Thu 5/142:01 pm
DFW
-
ISP
1 stop18h 12m
Multiple Airlines
Deal found 3/7$270
This Kiwi.com deal was found by Cheapflights users on 3/7. 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 3/2811:50 am
ISP
-
DFW
2 stops37h 03m
Multiple Airlines
Tue 3/319:00 pm
DFW
-
ISP
1 stop21h 59m
Multiple Airlines
Deal found 3/7$276
This CheapOair deal was found by Cheapflights users on 3/9. 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 4/36:00 am
ISP
-
DFW
1 stop7h 32m
Frontier
Sun 4/53:25 pm
DFW
-
ISP
1 stop17h 03m
Frontier
Deal found 3/9$290
This Kiwi.com deal was found by Cheapflights users on 3/7. 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 3/278:45 pm
ISP
-
DFW
2 stops24h 40m
Multiple Airlines
Tue 3/319:00 pm
DFW
-
ISP
1 stop21h 59m
Multiple Airlines
Deal found 3/7$298

Find flight deals from Islip to Dallas/Fort Worth

Discover tips and strategies to find the most affordable flight options for your journey from Islip (ISP) to Dallas/Fort Worth (DFW). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$190
(CheapOair)

One-way from

$95
(CheapOair)

Popular in

April

Cheapest in

October

Average price

$440
Provider with most accurate pricing for Islip Long Island-Dallas/Fort Worth flight deals.
Search Deals
Provider most trusted by Cheapflights users for Islip Long Island-Dallas/Fort Worth flights.
Search Deals
From Islip Long Island to Dallas/Fort Worth
Search Deals
One-way flight from Islip Long Island to Dallas/Fort Worth
Search Deals
Highest demand for flights based on searches. 27% potential increase in price ($153 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 10% potential price decrease ($39 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Islip to Dallas/Fort Worth 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 March 11, 2026.
Use the filters below to find and compare flights from Islip 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

Fri 4/17

8:31 pm-8:51 pm

1 stop25h 20m

Dallas/Fort Worth

Sun 4/19

8:59 pm-9:13 am

1 stop11h 14m

$190

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Fri 5/1

4:07 pm-10:18 am

1 stop19h 11m

Dallas/Fort Worth

Sun 5/3

5:06 pm-9:13 am

1 stop15h 07m

$211

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Mon 3/23

8:45 pm-1:18 pm

2 stops41h 33m

Dallas/Fort Worth

Thu 3/26

9:00 pm-12:47 pm

1 stop14h 47m

$233
Quickest round-trip

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Fri 5/8

3:50 pm-9:43 pm

1 stop6h 53m

Dallas/Fort Worth

Sun 5/10

9:00 pm-9:13 am

1 stop11h 13m

$240

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Mon 5/18

3:50 pm-9:43 pm

1 stop6h 53m

Dallas/Fort Worth

Fri 5/22

8:49 pm-9:08 am

1 stop11h 19m

$310

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Fri 4/3

6:40 pm-8:19 am

1 stop14h 39m

Dallas/Fort Worth

Sun 4/5

8:40 pm-9:28 am

1 stop11h 48m

$310

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Fri 3/27

1:42 pm-7:49 pm

1 stop31h 07m

Dallas/Fort Worth

Tue 3/31

9:00 pm-7:59 pm

1 stop21h 59m

$326

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Mon 3/23

1:22 pm-7:49 pm

1 stop31h 27m

Dallas/Fort Worth

Fri 3/27

2:43 pm-9:48 am

1 stop18h 05m

$464

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Sun 3/15

4:34 pm-5:08 pm

2 stops25h 34m

Dallas/Fort Worth

Wed 3/18

6:59 pm-3:49 pm

1 stop19h 50m

$472

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Thu 3/26

5:08 pm-9:03 am

1 stop16h 55m

Dallas/Fort Worth

Sun 3/29

7:20 am-4:13 pm

1 stop7h 53m

$479

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/7

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Compare providers for flights from Islip to Dallas/Fort Worth

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Islip to Dallas/Fort Worth in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Islip, New York-Dallas/Fort Worth Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Islip, New York-Dallas/Fort Worth Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Islip, New York-Dallas/Fort Worth Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Islip, New York-Dallas/Fort Worth Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Islip, New York-Dallas/Fort Worth Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Islip to Dallas/Fort Worth

Have a flexible travel schedule? Discover the best time to fly to Dallas/Fort Worth 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 Dallas/Fort Worth Airport

What is the cheapest month to book a flight from Islip, New York to Dallas/Fort Worth Airport?

Currently, November is the cheapest month in which you can book a flight from Islip, New York to Dallas/Fort Worth Airport (average of $43). Flying from Islip, New York to Dallas/Fort Worth Airport in July is currently the most expensive (average of $118). 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 Dallas/Fort Worth Airport?

Reviews of airlines servicing Dallas/Fort Worth

Get insights into the airlines that provide service to Dallas/Fort Worth. 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 Dallas/Fort Worth. Reviews last updated March 11, 2026.
Peruse reviews from past customers who have flown with Southwest and Frontier from Islip to Dallas/Fort Worth Airport to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,317 reviews

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Crew

8.6

Overall

8.0

Food

7.0

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
8.0
Very good
4,317 reviews
Southwest
8.0
Very good
4,317 reviews

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Crew

8.6

Overall

8.0

Food

7.0

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
3,033 reviews
Southwest
8.0
Very good
4,317 reviews

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Crew

8.6

Overall

8.0

Food

7.0

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 Dallas/Fort Worth. 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 Dallas/Fort Worth?

    Islip Long Island (ISP), located 7.2 mi from the city center, is the airport you fly out of when you book flights from Islip to Dallas/Fort Worth. 2 airlines have flights from Long Island to Dallas/Fort Worth on a regular basis. Booking flights from Islip Long Island to Dallas/Fort Worth should not be difficult; the airport handles an average of 0 outbound flights to Dallas/Fort Worth per day.

  • How long is the flight from Islip, New York to Dallas/Fort Worth Airport?

    A quick flight from Islip, New York to Dallas/Fort Worth Airport can take about 25h 20m. Frontier provides one of the quickest options available for as low as $190. The distance between Islip, New York and Dallas/Fort Worth Airport is about 1425 mi.

  • What are the cheapest airlines flying from Islip, New York to Dallas/Fort Worth Airport round-trip?

    Flying on Frontier is currently your cheapest option to Dallas/Fort Worth Airport, with prices starting at $115. Another option worth looking into is Southwest, starting at $253 round trip. Frontier is priced at 71% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Islip to Dallas/Fort Worth that include hotel bookings?

    Yes. In addition to deals on Islip to Dallas/Fort Worth flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Islip to Dallas/Fort Worth?

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

  • Can I find deals for business class flights from Islip to Dallas/Fort Worth?

    Yes. Cheapflights offers flight deals from Islip to Dallas/Fort Worth 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 Dallas/Fort Worth Airport?

    Currently, November is the cheapest month in which you can book a flight from Islip, New York to Dallas/Fort Worth Airport (average of $43). Flying from Islip, New York to Dallas/Fort Worth Airport in July is currently the most expensive (average of $118). 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 Dallas/Fort Worth Airport?

Book flights to Dallas/Fort Worth Airport if you plan to visit one of these locations
Fort Worth
Rockwall
Arlington
Allen
Garland
Frisco
Plano
Cedar Hill
Mansfield
Denton
Durant
Grapevine
McKinney
Richardson
Burleson
Weatherford
Sherman
Cleburne
Hillsboro
Granbury

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Islip to Dallas/Fort Worth

Discover the top 2 airlines that operate flights from Islip to Dallas/Fort Worth. 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 March 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$115Average$198FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$253Average$432FlexibilityNo cancel feeOn-time63%

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