$110+ 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 9/25. Fares are subject to change and may not be available on all flights or dates of travel.
DTW — ISP
Sep 30 — Oct 71
Round-trip
1 adult, Economy
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Find cheap flights from Detroit to Islip with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Detroit to Islip
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Cheapest flights from Detroit to IslipExplore 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 August 31, 2026.
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 August 31, 2026.
This Trip.com deal was found by Cheapflights users on 8/28. 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.
Sat 9/261:31 pm -
1 stop28h 32m
Wed 9/305:43 pm -
1 stop17h 52m
Deal found 8/28![Frontier logo]()
$211
This CheapOair deal was found by Cheapflights users on 8/27. 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 9/248:57 pm -
1 stop20h 01m
Mon 9/286:48 pm -
1 stop15h 55m
Deal found 8/27![Frontier logo]()
$237
This Trip.com deal was found by Cheapflights users on 8/30. 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.
Mon 9/1411:28 am -
1 stop6h 35m
Fri 9/186:48 pm -
1 stop14h 59m
Deal found 8/30![Frontier logo]()
$272
This Kiwi.com deal was found by Cheapflights users on 8/28. 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.
Sun 9/275:39 pm -
1 stop23h 19m
Wed 9/3012:00 pm -
1 stop5h 49m
Deal found 8/28![Multiple Airlines logo]()
$282
This Southwest deal was found by Cheapflights users on 8/31. 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 10/225:25 am -
1 stop6h 20m
Mon 10/265:40 pm -
1 stop6h 15m
Deal found 8/31![Southwest logo]()
$309
This Kiwi.com deal was found by Cheapflights users on 8/28. 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 10/96:51 pm -
1 stop16h 29m
Sun 10/116:25 pm -
1 stop17h 14m
Deal found 8/28![Multiple Airlines logo]()
$329
This Kiwi.com deal was found by Cheapflights users on 8/30. 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 11/126:41 am -
2 stops12h 24m
Sun 11/1510:57 am -
1 stop25h 10m
Deal found 8/30![Multiple Airlines logo]()
$333
This Kiwi.com deal was found by Cheapflights users on 8/28. 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 9/263:25 pm -
2 stops26h 38m
Wed 9/3012:00 pm -
1 stop5h 49m
Deal found 8/28![Multiple Airlines logo]()
$348
This Kiwi.com deal was found by Cheapflights users on 8/28. 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.
Sun 9/2710:27 pm -
2 stops36h 53m
Sun 10/45:43 pm -
1 stop17h 52m
Deal found 8/28![Multiple Airlines logo]()
$356
Best flights from Detroit to IslipDiscover carefully curated flight deals from Detroit to Islip that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 31, 2026.
Discover carefully curated flight deals from Detroit to Islip that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 31, 2026.
This Southwest deal was found by Cheapflights users on 8/31. 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 10/225:25 am -
1 stop6h 20m
Mon 10/265:40 pm -
1 stop6h 15m
Deal found 8/31![Southwest logo]()
$309
This Frontier deal was found by Cheapflights users on 8/29. 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.
Wed 11/256:00 am -
1 stop13h 06m
Mon 11/308:01 pm -
1 stop13h 18m
Deal found 8/29![Frontier logo]()
$400
This JetBlue deal was found by Cheapflights users on 8/28. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/183:50 pm -
1 stop7h 32m
Mon 9/217:00 am -
1 stop7h 52m
Deal found 8/28![JetBlue logo]()
$549
This Southwest deal was found by Cheapflights users on 8/30. 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 10/154:25 pm -
1 stop6h 50m
Sat 10/246:15 am -
1 stop5h 55m
Deal found 8/30![Southwest logo]()
$375
This Southwest deal was found by Cheapflights users on 8/28. 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.
Sat 9/261:20 pm -
2 stops7h 30m
Wed 9/306:05 am -
2 stops8h 55m
Deal found 8/28![Southwest logo]()
$385
This Southwest deal was found by Cheapflights users on 8/31. 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.
Wed 11/251:35 pm -
1 stop10h 00m
Mon 11/306:05 am -
2 stops10h 35m
Deal found 8/31![Southwest logo]()
$438
This JetBlue deal was found by Cheapflights users on 8/27. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/13:50 pm -
1 stop7h 32m
Mon 10/57:00 am -
1 stop7h 55m
Deal found 8/27![JetBlue logo]()
$549
This JetBlue deal was found by Cheapflights users on 8/27. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/23:50 pm -
1 stop7h 32m
Mon 10/57:00 am -
1 stop7h 55m
Deal found 8/27![JetBlue logo]()
$549
This Southwest deal was found by Cheapflights users on 8/28. 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.
Sun 9/277:35 am -
2 stops8h 20m
Sun 10/45:40 am -
2 stops7h 45m
Deal found 8/28![Southwest logo]()
$482
This JetBlue deal was found by Cheapflights users on 8/30. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/223:50 pm -
1 stop7h 32m
Sat 9/267:00 am -
1 stop7h 52m
Deal found 8/30![JetBlue logo]()
$549
Last-minute flights from Detroit to IslipDiscover last-minute flight deals from Detroit to Islip. Data last updated August 31, 2026 and is based on user searches.
Discover last-minute flight deals from Detroit to Islip. Data last updated August 31, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 8/29. 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 9/1011:28 am -
1 stop6h 35m
Thu 9/175:43 pm -
1 stop24h 14m
Deal found 8/29![Frontier logo]()
$420
This Trip.com deal was found by Cheapflights users on 8/30. 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.
Mon 9/1411:28 am -
1 stop6h 35m
Fri 9/186:48 pm -
1 stop14h 59m
Deal found 8/30![Frontier logo]()
$272
This Kiwi.com deal was found by Cheapflights users on 8/30. 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 9/148:57 pm -
2 stops16h 01m
Fri 9/1811:52 am -
1 stop27h 41m
Deal found 8/30![Multiple Airlines logo]()
$422
This CheapOair deal was found by Cheapflights users on 8/27. 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 9/248:57 pm -
1 stop20h 01m
Mon 9/286:48 pm -
1 stop15h 55m
Deal found 8/27![Frontier logo]()
$237
This Trip.com deal was found by Cheapflights users on 8/28. 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.
Sat 9/261:31 pm -
1 stop28h 32m
Wed 9/305:43 pm -
1 stop17h 52m
Deal found 8/28![Frontier logo]()
$211
This Kiwi.com deal was found by Cheapflights users on 8/28. 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 9/263:25 pm -
2 stops26h 38m
Wed 9/3012:00 pm -
1 stop5h 49m
Deal found 8/28![Multiple Airlines logo]()
$348
This Southwest deal was found by Cheapflights users on 8/28. 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.
Sat 9/261:20 pm -
2 stops7h 30m
Wed 9/306:05 am -
2 stops8h 55m
Deal found 8/28![Southwest logo]()
$385
This Kiwi.com deal was found by Cheapflights users on 8/28. 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.
Sun 9/275:39 pm -
1 stop23h 19m
Wed 9/3012:00 pm -
1 stop5h 49m
Deal found 8/28![Multiple Airlines logo]()
$282
This Kiwi.com deal was found by Cheapflights users on 8/28. 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.
Sun 9/2710:27 pm -
2 stops36h 53m
Sun 10/45:43 pm -
1 stop17h 52m
Deal found 8/28![Multiple Airlines logo]()
$356
This Kiwi.com deal was found by Cheapflights users on 8/28. 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.
Sun 9/278:57 pm -
1 stop20h 01m
Sun 10/45:43 pm -
1 stop17h 52m
Deal found 8/28![Frontier logo]()
$358
This Southwest deal was found by Cheapflights users on 8/28. 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.
Sun 9/277:35 am -
2 stops8h 20m
Sun 10/45:40 am -
2 stops7h 45m
Deal found 8/28![Southwest logo]()
$482
One-way flights from Detroit to IslipSearch for one-way flight options from Detroit to Islip. Find affordable one-way fares based on user searches. Data last updated August 31, 2026.
Search for one-way flight options from Detroit to Islip. Find affordable one-way fares based on user searches. Data last updated August 31, 2026.
This Frontier deal was found by Cheapflights users on 8/27. 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 9/2511:28 am -
1 stop6h 35m
Deal found 8/27![Frontier logo]()
$110
This Travelocity deal was found by Cheapflights users on 8/28. 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.
Sun 9/278:57 pm -
1 stop20h 01m
Deal found 8/28![Frontier logo]()
$116
This Frontier deal was found by Cheapflights users on 8/31. 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 9/1711:28 am -
1 stop6h 35m
Deal found 8/31![Frontier logo]()
$130
This CheapOair deal was found by Cheapflights users on 8/29. 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 9/2912:34 pm -
1 stop28h 24m
Deal found 8/29![Frontier logo]()
$138
This Frontier deal was found by Cheapflights users on 8/27. 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 9/69:49 am -
1 stop8h 25m
Deal found 8/27![Frontier logo]()
$150
This Kiwi.com deal was found by Cheapflights users on 8/29. 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.
Tue 9/293:25 pm -
3 stops19h 55m
Deal found 8/29![Multiple Airlines logo]()
$157
This Kiwi.com deal was found by Cheapflights users on 8/28. 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.
Sun 9/278:57 pm -
2 stops38h 23m
Deal found 8/28![Multiple Airlines logo]()
$176
This Frontier deal was found by Cheapflights users on 8/31. 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.
Tue 11/246:00 am -
1 stop13h 06m
Deal found 8/31![Frontier logo]()
$185
This Frontier deal was found by Cheapflights users on 8/28. 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.
Wed 11/2510:47 am -
1 stop8h 19m
Deal found 8/28![Frontier logo]()
$200
This Frontier deal was found by Cheapflights users on 8/31. 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 11/206:00 am -
1 stop13h 06m
Deal found 8/31![Frontier logo]()
$211
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 August 31, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $211 (Trip.com) |
One-way from | $110 (Frontier) |
Popular in | June |
Cheapest in | February |
Average price | $247 |
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 7,457,451 searches. Data last updated August 31, 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
Cheapest round-trip
Quickest round-trip
DetroitIslip
DTW Detroit Metropolitan Wayne County - ISP Islip Long Island
DTWISP
Detroit Metropolitan Wayne County
Thu 10/22
5:25 am-11:45 am
1 stop6h 20m
Islip Long Island
Mon 10/26
5:40 pm-11:55 pm
1 stop6h 15m
$309
DetroitIslip
DTW Detroit Metropolitan Wayne County - ISP Islip Long Island
DTWISP
Detroit Metropolitan Wayne County
Thu 10/15
4:25 pm-11:15 pm
1 stop6h 50m
Islip Long Island
Sat 10/24
6:15 am-12:10 pm
1 stop5h 55m
$375
DetroitIslip
DTW Detroit Metropolitan Wayne County - ISP Islip Long Island
DTWISP
Detroit Metropolitan Wayne County
Sat 9/26
1:20 pm-8:50 pm
2 stops7h 30m
Islip Long Island
Wed 9/30
6:05 am-3:00 pm
2 stops8h 55m
$385
DetroitIslip
DTW Detroit Metropolitan Wayne County - ISP Islip Long Island
DTWISP
Detroit Metropolitan Wayne County
Wed 11/25
6:00 am-7:06 pm
1 stop13h 06m
Islip Long Island
Mon 11/30
8:01 pm-9:19 am
1 stop13h 18m
$400
DetroitIslip
DTW Detroit Metropolitan Wayne County - ISP Islip Long Island
DTWISP
Detroit Metropolitan Wayne County
Wed 11/25
1:35 pm-11:35 pm
1 stop10h 00m
Islip Long Island
Mon 11/30
6:05 am-4:40 pm
2 stops10h 35m
$438
DetroitIslip
DTW Detroit Metropolitan Wayne County - ISP Islip Long Island
DTWISP
Detroit Metropolitan Wayne County
Sun 9/27
7:35 am-3:55 pm
2 stops8h 20m
Islip Long Island
Sun 10/4
5:40 am-1:25 pm
2 stops7h 45m
$482
DetroitIslip
DTW Detroit Metropolitan Wayne County - ISP Islip Long Island
DTWISP
Detroit Metropolitan Wayne County
Fri 9/18
3:50 pm-11:22 pm
1 stop7h 32m
Islip Long Island
Mon 9/21
7:00 am-2:52 pm
1 stop7h 52m
$549
DetroitIslip
DTW Detroit Metropolitan Wayne County - ISP Islip Long Island
DTWISP
Detroit Metropolitan Wayne County
Thu 10/1
3:50 pm-11:22 pm
1 stop7h 32m
Islip Long Island
Mon 10/5
7:00 am-2:55 pm
1 stop7h 55m
$549
DetroitIslip
DTW Detroit Metropolitan Wayne County - ISP Islip Long Island
DTWISP
Detroit Metropolitan Wayne County
Fri 10/2
3:50 pm-11:22 pm
1 stop7h 32m
Islip Long Island
Mon 10/5
7:00 am-2:55 pm
1 stop7h 55m
$549
DetroitIslip
DTW Detroit Metropolitan Wayne County - ISP Islip Long Island
DTWISP
Detroit Metropolitan Wayne County
Tue 9/22
3:50 pm-11:22 pm
1 stop7h 32m
Islip Long Island
Sat 9/26
7:00 am-2:52 pm
1 stop7h 52m
$549
Showing 1-10 of 19 resultsSorted by cheapest first
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 August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
DTW-ISP
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.
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.
Traveling to a place near Islip?
Book flights to Islip if you plan to visit one of these locationsRiverhead
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