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Islip

$111+ Cheap flights from Dallas/Fort Worth (DFW) to Islip, NY (ISP)

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 6/3. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — ISP
Jun 12 — Jun 191
Fri 6/12
Fri 6/19
1 adult, Economy
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Cheap flight deals from Dallas/Fort Worth to Islip

Cheapest flights from Dallas/Fort Worth to Islip
Explore the most affordable flight options available from Dallas/Fort Worth to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 13, 2026.

This CheapOair deal was found by Cheapflights users on 5/11. 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.
Wed 6/310:00 pm
DFW
-
ISP
1 stop11h 05m
Frontier
Wed 6/107:50 pm
ISP
-
DFW
1 stop12h 16m
Frontier
Deal found 5/11$210
This Frontier deal was found by Cheapflights users on 5/12. 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 6/410:00 pm
DFW
-
ISP
1 stop11h 05m
Frontier
Wed 6/107:50 pm
ISP
-
DFW
1 stop12h 16m
Frontier
Deal found 5/12$224
This Expedia deal was found by Cheapflights users on 5/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/55:30 am
DFW
-
ISP
1 stop11h 28m
Frontier
Wed 6/107:50 pm
ISP
-
DFW
1 stop12h 16m
Frontier
Deal found 5/12$230
This CheapOair deal was found by Cheapflights users on 5/11. 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.
Wed 5/2710:00 pm
DFW
-
ISP
1 stop11h 05m
Frontier
Wed 6/36:43 pm
ISP
-
DFW
1 stop18h 42m
Frontier
Deal found 5/11$240
This Booking.com deal was found by Cheapflights users on 5/10. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/95:53 pm
DFW
-
ISP
1 stop26h 04m
Frontier
Fri 6/127:50 pm
ISP
-
DFW
1 stop12h 10m
Frontier
Deal found 5/10$242
This Frontier deal was found by Cheapflights users on 5/11. 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 6/710:00 pm
DFW
-
ISP
1 stop11h 05m
Frontier
Wed 6/177:50 pm
ISP
-
DFW
1 stop12h 10m
Frontier
Deal found 5/11$250
This CheapOair deal was found by Cheapflights users on 5/12. 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 5/3110:00 pm
DFW
-
ISP
1 stop11h 05m
Frontier
Tue 6/26:02 pm
ISP
-
DFW
1 stop14h 48m
Frontier
Deal found 5/12$260
This Frontier deal was found by Cheapflights users on 5/12. 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 6/410:00 pm
DFW
-
ISP
1 stop11h 05m
Frontier
Mon 6/86:43 pm
ISP
-
DFW
1 stop13h 16m
Frontier
Deal found 5/12$264
This Trip.com deal was found by Cheapflights users on 5/12. 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.
Tue 6/238:21 pm
DFW
-
ISP
1 stop21h 44m
Frontier
Wed 7/19:52 pm
ISP
-
DFW
1 stop10h 47m
Frontier
Deal found 5/12$265
This CheapOair deal was found by Cheapflights users on 5/12. 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 7/238:11 pm
DFW
-
ISP
1 stop12h 47m
Frontier
Sun 7/2610:48 am
ISP
-
DFW
1 stop24h 47m
Frontier
Deal found 5/12$270
This CheapOair deal was found by Cheapflights users on 5/12. 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.
Wed 6/177:51 pm
DFW
-
ISP
1 stop24h 06m
Frontier
Tue 6/234:41 pm
ISP
-
DFW
1 stop15h 58m
Frontier
Deal found 5/12$290
This CheapOair deal was found by Cheapflights users on 5/9. 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.
Tue 5/267:43 pm
DFW
-
ISP
1 stop13h 22m
Frontier
Mon 6/111:00 am
ISP
-
DFW
1 stop21h 50m
Frontier
Deal found 5/9$300

Find flight deals from Dallas/Fort Worth to Islip

Discover tips and strategies to find the most affordable flight options for your journey from Dallas/Fort Worth (DFW) to Islip (ISP). 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 May 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$210
(CheapOair)

One-way from

$111
(CheapOair)

Popular in

November

Cheapest in

February

Average price

$556
Provider with most accurate pricing for Dallas/Fort Worth-Islip Long Island flight deals.
Search Deals
Provider most trusted by Cheapflights users for Dallas/Fort Worth-Islip Long Island flights.
Search Deals
From Dallas/Fort Worth to Islip Long Island
Search Deals
One-way flight from Dallas/Fort Worth to Islip Long Island
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($112 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($33 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 Dallas/Fort Worth to Islip 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 13, 2026.
Use the filters below to find and compare flights from Dallas/Fort Worth Airport to Islip that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DallasIslip

DFW - ISP

DFWISP

Dallas/Fort Worth

Wed 6/3

10:00 pm-10:05 am

1 stop11h 05m

Islip Long Island

Wed 6/10

7:50 pm-7:06 am

1 stop12h 16m

$210
Quickest round-trip

DallasIslip

DFW - ISP

DFWISP

Dallas/Fort Worth

Sat 6/20

9:10 am-7:05 pm

1 stop8h 55m

Islip Long Island

Wed 6/24

7:50 pm-7:00 am

1 stop12h 10m

$250

DallasIslip

DFW - ISP

DFWISP

Dallas/Fort Worth

Thu 7/23

8:11 pm-9:58 am

1 stop12h 47m

Islip Long Island

Sun 7/26

10:48 am-7:33 am

1 stop21h 45m

$250

DallasIslip

DFW - ISP

DFWISP

Dallas/Fort Worth

Wed 6/17

7:51 pm-8:57 pm

1 stop24h 06m

Islip Long Island

Mon 6/22

9:52 pm-7:39 am

1 stop10h 47m

$270

DallasIslip

DFW - ISP

DFWISP

Dallas/Fort Worth

Fri 6/5

5:30 am-5:58 pm

1 stop11h 28m

Islip Long Island

Mon 6/8

11:00 am-8:19 am

1 stop22h 19m

$270

DallasIslip

DFW - ISP

DFWISP

Dallas/Fort Worth

Wed 10/14

10:17 am-9:33 am

1 stop22h 16m

Islip Long Island

Sun 10/18

4:13 pm-8:49 pm

1 stop29h 36m

$335

DallasIslip

DFW - ISP

DFWISP

Dallas/Fort Worth

Fri 7/17

5:30 am-7:03 pm

1 stop12h 33m

Islip Long Island

Mon 7/20

10:48 am-7:03 pm

1 stop9h 15m

$355

DallasIslip

DFW - ISP

DFWISP

Dallas/Fort Worth

Fri 6/26

8:34 am-8:57 pm

1 stop11h 23m

Islip Long Island

Mon 6/29

9:52 pm-7:39 am

1 stop10h 47m

$395

DallasIslip

DFW - ISP

DFWISP

Dallas/Fort Worth

Fri 7/10

11:40 am-9:58 am

1 stop21h 18m

Islip Long Island

Mon 7/13

7:50 pm-12:23 pm

1 stop17h 33m

$445
Cheapest one-way

DallasIslip

DFW - ISP

DFWISP

Dallas/Fort Worth

Tue 6/16

7:51 pm-8:57 pm

1 stop24h 06m

$111

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/12

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Dallas/Fort Worth to Islip

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 Dallas/Fort Worth to Islip in May.
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 Dallas/Fort Worth Airport-Islip, New York flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Dallas/Fort Worth Airport-Islip, New York flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Dallas/Fort Worth Airport-Islip, New York flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Dallas/Fort Worth Airport-Islip, New York 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 Dallas/Fort Worth Airport-Islip, New York 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 Dallas/Fort Worth to Islip

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

Reviews of airlines servicing Islip

Get insights into the airlines that provide service to Islip. 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 Islip. Reviews last updated May 13, 2026.
Read through reviews of airlines operating flights from Dallas/Fort Worth Airport to Islip, such as Southwest. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,295 reviews

Boarding

8.1

Crew

8.6

Overall

8.0

Comfort

8.0

Food

7.0

Entertainment

7.5

Reviews

1 / 20
6.0
Good

Scott,Feb 2026

HOU - FLL

Delayed by 45 minutes leaving Houston, making a 3.5 hour layover that much longer.
Southwest
8.0
Very good
4,295 reviews
Southwest
8.0
Very good
4,295 reviews

Boarding

8.1

Crew

8.6

Overall

8.0

Comfort

8.0

Food

7.0

Entertainment

7.5

Reviews

1 / 20
6.0
Good

Scott,Feb 2026

HOU - FLL

Delayed by 45 minutes leaving Houston, making a 3.5 hour layover that much longer.

Related info for your journey

Find useful and relevant information for your journey from Dallas/Fort Worth to Islip. 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 into for flights to Islip from Dallas/Fort Worth?

    For a flight from Dallas/Fort Worth to Islip, you will be flying into Long Island. Islip Long Island (ISP) is just 7.2 mi from the center of the city. Long Island is the only Islip airport and it handles 0 inbound flights from Dallas/Fort Worth per day. 1 airline has flights to Islip Long Island from Dallas/Fort Worth on a regular basis.

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

    For as low as $210, Frontier can have you in Islip, New York from Dallas/Fort Worth Airport in 11h 05m. The distance from Dallas/Fort Worth Airport to Islip, New York is about 1425 mi.

  • What is the cheapest airline to fly from Dallas/Fort Worth Airport to Islip, New York round-trip?

    According to our current data, Southwest ($218), offers the cheapest pricing from Dallas/Fort Worth Airport to Islip, New York. Southwest is priced at 45% lower than the current average price of a flight leaving 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dallas/Fort Worth to Islip by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Islip?

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Top airline flying from Dallas/Fort Worth to Islip

Discover the top airline that operate flights from Dallas/Fort Worth to Islip. 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 13, 2026.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$218Average$420FlexibilityNo cancel feeOn-time63%

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