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Islip

$96+ Cheap flights from Detroit Metropolitan Wayne County Airport to Islip, NY (DTW - 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 5/18. Fares are subject to change and may not be available on all flights or dates of travel.
DTW — ISP
May 15 — May 221
Fri 5/15
Fri 5/22
1 adult, Economy
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Find cheap flights from Detroit to Islip with Cheapflights

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Cheap flight deals from Detroit to Islip

Cheapest flights from Detroit to Islip
Explore the most affordable flight options available from Detroit to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 15, 2026.

This Kiwi.com deal was found by Cheapflights users on 4/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/305:45 am
DTW
-
ISP
1 stop13h 51m
Multiple Airlines
Sun 5/38:31 pm
ISP
-
DTW
2 stops17h 04m
Multiple Airlines
Deal found 4/12$313
This Kiwi.com deal was found by Cheapflights users on 4/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/275:45 am
DTW
-
ISP
1 stop13h 51m
Multiple Airlines
Fri 5/18:31 pm
ISP
-
DTW
2 stops15h 08m
Multiple Airlines
Deal found 4/12$346
This Trip.com deal was found by Cheapflights users on 4/12. 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.
Thu 4/301:44 pm
DTW
-
ISP
1 stop19h 29m
Frontier
Sun 5/34:07 pm
ISP
-
DTW
1 stop17h 17m
Frontier
Deal found 4/12$353
This Kiwi.com deal was found by Cheapflights users on 4/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/164:08 pm
DTW
-
ISP
2 stops43h 02m
Multiple Airlines
Thu 4/238:31 pm
ISP
-
DTW
1 stop24h 50m
Multiple Airlines
Deal found 4/11$364
This Travelocity deal was found by Cheapflights users on 4/12. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/96:44 pm
DTW
-
ISP
1 stop24h 21m
Frontier
Sun 7/1210:48 am
ISP
-
DTW
1 stop24h 59m
Frontier
Deal found 4/12$375
This Southwest deal was found by Cheapflights users on 4/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/91:25 pm
DTW
-
ISP
2 stops10h 10m
Southwest
Sun 7/126:00 am
ISP
-
DTW
1 stop6h 15m
Southwest
Deal found 4/12$392
This Kiwi.com deal was found by Cheapflights users on 4/14. 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 4/275:45 am
DTW
-
ISP
1 stop13h 51m
Multiple Airlines
Mon 5/116:59 pm
ISP
-
DTW
2 stops28h 54m
Multiple Airlines
Deal found 4/14$399
This Kiwi.com deal was found by Cheapflights users on 4/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/166:15 am
DTW
-
ISP
2 stops12h 54m
Multiple Airlines
Sun 7/1910:48 am
ISP
-
DTW
1 stop24h 59m
Multiple Airlines
Deal found 4/12$441
This Southwest deal was found by Cheapflights users on 4/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/281:20 pm
DTW
-
ISP
1 stop5h 10m
Southwest
Sat 5/24:40 pm
ISP
-
DTW
1 stop6h 30m
Southwest
Deal found 4/13$467

Find flight deals from Detroit to Islip

Discover tips and strategies to find the most affordable flight options for your journey from Detroit (DTW) 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 April 15, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$313
(Kiwi.com)

One-way from

$96
(Expedia)

Popular in

November

Cheapest in

February

Average price

$167
Provider with most accurate pricing for Detroit Metropolitan Wayne County-Islip Long Island flight deals.
Search Deals
Provider most trusted by Cheapflights users for Detroit Metropolitan Wayne County-Islip Long Island flights.
Search Deals
From Detroit Metropolitan Wayne County to Islip Long Island
Search Deals
One-way flight from Detroit Metropolitan Wayne County to Islip Long Island
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($15 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($3 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Detroit 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 April 15, 2026.
Use the filters below to find and compare flights from Detroit Metropolitan Wayne County Airport to Islip that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DetroitIslip

DTW - ISP

DTWISP

Detroit Metropolitan Wayne County

Thu 7/9

1:25 pm-11:35 pm

2 stops10h 10m

Islip Long Island

Sun 7/12

6:00 am-12:15 pm

1 stop6h 15m

$392

DetroitIslip

DTW - ISP

DTWISP

Detroit Metropolitan Wayne County

Mon 4/27

5:45 am-7:36 pm

1 stop13h 51m

Islip Long Island

Mon 5/11

6:59 pm-11:53 pm

2 stops28h 54m

$399

DetroitIslip

DTW - ISP

DTWISP

Detroit Metropolitan Wayne County

Mon 4/27

5:45 am-7:36 pm

1 stop13h 51m

Islip Long Island

Fri 5/1

4:07 pm-10:31 am

1 stop18h 24m

$449
Quickest round-trip

DetroitIslip

DTW - ISP

DTWISP

Detroit Metropolitan Wayne County

Tue 4/28

1:20 pm-6:30 pm

1 stop5h 10m

Islip Long Island

Sat 5/2

4:40 pm-11:10 pm

1 stop6h 30m

$467

DetroitIslip

DTW - ISP

DTWISP

Detroit Metropolitan Wayne County

Mon 4/27

4:00 pm-11:30 pm

2 stops7h 30m

Islip Long Island

Fri 5/1

12:30 pm-10:20 pm

2 stops9h 50m

$477

DetroitIslip

DTW - ISP

DTWISP

Detroit Metropolitan Wayne County

Mon 4/27

8:40 am-4:30 pm

2 stops7h 50m

Islip Long Island

Mon 5/11

6:00 am-2:20 pm

2 stops8h 20m

$521
Cheapest one-way

DetroitIslip

DTW - ISP

DTWISP

Detroit Metropolitan Wayne County

Mon 5/18

12:44 pm-11:00 am

1 stop22h 16m

$96

DetroitIslip

DTW - ISP

DTWISP

Detroit Metropolitan Wayne County

Fri 5/1

6:50 am-7:36 pm

2 stops12h 46m

$149
Quickest one-way

DetroitIslip

DTW - ISP

DTWISP

Detroit Metropolitan Wayne County

Sat 5/30

5:50 am-11:35 am

1 stop5h 45m

$168

DetroitIslip

DTW - ISP

DTWISP

Detroit Metropolitan Wayne County

Mon 5/18

7:55 am-1:28 pm

3 stops29h 33m

$186

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/12

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

Compare providers for flights from Detroit 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 Detroit to Islip in April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust 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 Detroit Metropolitan Wayne County 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 Detroit Metropolitan Wayne County Airport-Islip, New York flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Detroit Metropolitan Wayne County Airport-Islip, New York flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Detroit Metropolitan Wayne County 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 Detroit Metropolitan Wayne County 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 Detroit to Islip

Have a flexible travel schedule? Discover the best time to fly to Islip from Detroit 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 Detroit Metropolitan Wayne County Airport to Islip

What is the cheapest month to book a flight from Detroit Metropolitan Wayne County Airport to Islip, New York?

Currently, February is the cheapest month in which you can book a flight from Detroit Metropolitan Wayne County Airport to Islip, New York (average of $51). Flying from Detroit Metropolitan Wayne County Airport to Islip, New York in June is currently the most expensive (average of $82). 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.

Related info for your journey

Find useful and relevant information for your journey from Detroit to Islip. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Detroit Metropolitan Wayne County Airport to Islip, New York?

    Departing from Detroit Metropolitan Wayne County Airport to Islip, New York will take you 10h 10m. Airlines will cover a distance of 539 mi.

  • Can I find deals for flights from Detroit to Islip that include hotel bookings?

    Yes. In addition to deals on Detroit to Islip flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Detroit to Islip?

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

  • Can I find deals for business class flights from Detroit to Islip?

    Yes. Cheapflights offers flight deals from Detroit 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.

  • What is the cheapest month to book a flight from Detroit Metropolitan Wayne County Airport to Islip, New York?

    Currently, February is the cheapest month in which you can book a flight from Detroit Metropolitan Wayne County Airport to Islip, New York (average of $51). Flying from Detroit Metropolitan Wayne County Airport to Islip, New York in June is currently the most expensive (average of $82). 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

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