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Dallas/Fort Worth

$65+ 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 2/27. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — DFW
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
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 December 12, 2025.

This Frontier deal was found by Cheapflights users on 12/11. 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.
Sun 12/218:35 pmISP - DFW
1 stop11h 56mFrontier
Thu 1/812:04 pmDFW - ISP
1 stop6h 41mFrontier
Deal found 12/11$207
This CheapOair deal was found by Cheapflights users on 12/11. 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.
Sun 12/218:35 pmISP - DFW
1 stop11h 56mFrontier
Sat 1/1011:32 amDFW - ISP
1 stop6h 36mFrontier
Deal found 12/11$208
This CheapOair deal was found by Cheapflights users on 12/11. 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 12/236:25 amISP - DFW
1 stop14h 35mFrontier
Tue 12/308:55 pmDFW - ISP
1 stop24h 22mFrontier
Deal found 12/11$234
This CheapOair deal was found by Cheapflights users on 12/10. 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.
Sat 12/206:00 amISP - DFW
1 stop15h 00mFrontier
Sat 1/103:09 pmDFW - ISP
1 stop27h 36mFrontier
Deal found 12/10$254
This CheapOair deal was found by Cheapflights users on 12/10. 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.
Sun 12/218:35 pmISP - DFW
1 stop11h 56mFrontier
Mon 12/298:55 pmDFW - ISP
1 stop26h 04mFrontier
Deal found 12/10$259
This CheapOair deal was found by Cheapflights users on 12/11. 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 12/191:27 pmISP - DFW
1 stop19h 04mFrontier
Tue 12/308:55 pmDFW - ISP
1 stop24h 22mFrontier
Deal found 12/11$268
This Frontier deal was found by Cheapflights users on 12/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1812:20 pmISP - DFW
1 stop8h 40mFrontier
Sat 1/1711:33 amDFW - ISP
1 stop10h 13mFrontier
Deal found 12/9$272
This CheapOair deal was found by Cheapflights users on 12/11. 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.
Sun 12/218:35 pmISP - DFW
1 stop11h 56mFrontier
Tue 12/232:59 pmDFW - ISP
1 stop24h 38mFrontier
Deal found 12/11$279
This Frontier deal was found by Cheapflights users on 12/11. 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.
Sun 12/218:35 pmISP - DFW
1 stop11h 56mFrontier
Wed 12/319:09 pmDFW - ISP
1 stop13h 16mFrontier
Deal found 12/11$282
This CheapOair deal was found by Cheapflights users on 12/11. 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 12/206:40 pmISP - DFW
1 stop13h 51mFrontier
Sat 12/276:50 amDFW - ISP
1 stop29h 19mFrontier
Deal found 12/11$283
This CheapOair deal was found by Cheapflights users on 12/10. 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.
Sat 12/1310:19 amISP - DFW
1 stop22h 27mFrontier
Mon 12/159:12 pmDFW - ISP
1 stop21h 22mFrontier
Deal found 12/10$285

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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$129
(CheapOair)

One-way from

$65
(CheapOair)

Popular in

April

Cheapest in

February

Average price

$520
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. 24% potential increase in price ($126 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 10% potential price decrease ($36 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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 December 12, 2025.
Use the filters below to find and compare flights from Islip to Dallas/Fort Worth Airport that are best for you.

Fly from

Islip

Fly to

Dallas/Fort Worth

Route

Depart

Return

Price

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Mon 1/12

2:01 pm-5:00 pm

2 stops27h 59m

Dallas/Fort Worth

Fri 1/16

11:51 am-8:09 pm

1 stop7h 18m

$185

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Sun 12/21

8:35 pm-7:31 am

1 stop11h 56m

Dallas/Fort Worth

Sat 1/10

11:32 am-7:08 pm

1 stop6h 36m

$208

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Thu 1/8

8:40 pm-12:24 pm

1 stop16h 44m

Dallas/Fort Worth

Sun 1/11

7:57 pm-7:51 pm

1 stop22h 54m

$218

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Thu 1/8

8:40 pm-8:15 am

1 stop12h 35m

Dallas/Fort Worth

Fri 1/23

1:23 pm-8:47 pm

1 stop6h 24m

$237

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Sat 1/10

7:56 pm-8:15 am

1 stop13h 19m

Dallas/Fort Worth

Fri 1/23

1:23 pm-8:47 pm

1 stop6h 24m

$237

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Sun 1/11

8:40 pm-8:15 am

1 stop12h 35m

Dallas/Fort Worth

Sun 1/18

8:40 pm-11:59 am

2 stops38h 19m

$255

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Tue 1/6

12:00 pm-6:38 pm

1 stop7h 38m

Dallas/Fort Worth

Thu 1/8

12:04 pm-7:45 pm

1 stop6h 41m

$258

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Thu 1/15

7:58 pm-12:01 pm

1 stop17h 03m

Dallas/Fort Worth

Sun 1/25

8:12 pm-6:48 pm

1 stop21h 36m

$268

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Thu 1/22

7:43 pm-4:13 pm

1 stop21h 30m

Dallas/Fort Worth

Sun 1/25

1:23 pm-6:48 pm

1 stop28h 25m

$268

IslipDallas

ISP - DFW

ISPDFW

Islip Long Island

Thu 2/12

11:55 am-12:01 pm

2 stops25h 06m

Dallas/Fort Worth

Sun 2/15

1:14 pm-12:15 pm

1 stop22h 01m

$269

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 19 results
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 December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Islip, New York-Dallas/Fort Worth Airport flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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.

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 December 12, 2025.
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
7.9
Good
4,252 reviews

Boarding

8.1

Overall

7.9

Comfort

8.0

Crew

8.6

Food

7.0

Entertainment

7.5

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
4,252 reviews
Southwest
7.9
Good
4,252 reviews

Boarding

8.1

Overall

7.9

Comfort

8.0

Crew

8.6

Food

7.0

Entertainment

7.5

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
5.8
Fair
3,084 reviews
Southwest
7.9
Good
4,252 reviews

Boarding

8.1

Overall

7.9

Comfort

8.0

Crew

8.6

Food

7.0

Entertainment

7.5

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 11h 56m. Frontier provides one of the quickest options available for as low as $208. 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 $52. Another option worth looking into is Southwest, starting at $268 round trip. Frontier is priced at 86% 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
Arlington
Rockwall
Allen
Garland
Frisco
Mansfield
Cedar Hill
Denton
Plano
Grapevine
McKinney
Durant
Richardson
Weatherford
Sherman
Burleson
Granbury
Cleburne
Sunnyvale

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Islip to Dallas/Fort Worth

See prices for flight routes from nearby airports that may be better suited for you.
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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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$52Average$198FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$268Average$433FlexibilityNo cancel feeOn-time63%

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