$96+ Cheap flights from Islip, NY (ISP) to Michigan
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 5/15. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — DTW
Jun 4 — Jun 111
Round-trip
1 adult, Economy
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Find cheap flights from Islip to Michigan 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
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Cheapest flights from Islip to MichiganExplore the most affordable flight options available from Islip to Michigan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 5, 2026.
Explore the most affordable flight options available from Islip to Michigan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 5, 2026.
This Frontier deal was found by Cheapflights users on 5/3. 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 9/610:48 am
ISP
- DTW
1 stop7h 32m
Frontier
Mon 9/148:54 pm
DTW
- ISP
1 stop12h 39m
Frontier
Deal found 5/3![Frontier logo]()
$230
This Kiwi.com deal was found by Cheapflights users on 5/2. 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 5/3011:00 am
ISP
- DTW
2 stops13h 39m
Frontier
Tue 6/212:44 pm
DTW
- ISP
1 stop21h 21m
Frontier
Deal found 5/2![Frontier logo]()
$304
This Expedia deal was found by Cheapflights users on 4/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/149:52 pm
ISP
- ORD
1 stop12h 29m
Frontier
Thu 6/184:59 pm
ORD
- ISP
1 stop26h 58m
Frontier
Deal found 4/30![Frontier logo]()
$315
This Kiwi.com deal was found by Cheapflights users on 4/30. 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.
Sat 6/611:00 am
ISP
- ORD
1 stop12h 14m
Multiple Airlines
Tue 6/91:29 pm
ORD
- ISP
2 stops30h 28m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$316
This Kiwi.com deal was found by Cheapflights users on 5/1. 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 5/2911:00 am
ISP
- GRR
1 stop26h 05m
Multiple Airlines
Fri 6/56:00 am
GRR
- ISP
1 stop28h 15m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$319
This Expedia deal was found by Cheapflights users on 5/1. 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.
Sat 5/306:43 pm
ISP
- DTW
1 stop23h 29m
Frontier
Sat 6/612:44 pm
DTW
- ISP
1 stop21h 21m
Frontier
Deal found 5/1![Frontier logo]()
$335
This Kiwi.com deal was found by Cheapflights users on 5/1. 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 5/2911:00 am
ISP
- ORD
1 stop12h 14m
Multiple Airlines
Mon 6/11:50 pm
ORD
- ISP
2 stops25h 57m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$336
This Kiwi.com deal was found by Cheapflights users on 4/30. 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.
Fri 5/1511:00 am
ISP
- DTW
1 stop9h 55m
Multiple Airlines
Tue 5/191:31 pm
DTW
- ISP
2 stops20h 34m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$347
This Kiwi.com deal was found by Cheapflights users on 5/1. 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 6/611:00 am
ISP
- ORD
1 stop13h 13m
Frontier
Tue 6/94:59 pm
ORD
- ISP
1 stop26h 58m
Frontier
Deal found 5/1![Frontier logo]()
$350
This Southwest deal was found by Cheapflights users on 5/4. 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 6/255:50 pm
ISP
- DTW
1 stop6h 25m
Southwest
Tue 6/303:50 pm
DTW
- ISP
1 stop6h 45m
Southwest
Deal found 5/4![Southwest logo]()
$353
This Kiwi.com deal was found by Cheapflights users on 5/2. 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 8/2211:57 am
ISP
- ORD
2 stops12h 17m
Multiple Airlines
Tue 8/255:30 pm
ORD
- ISP
1 stop15h 33m
Multiple Airlines
Deal found 5/2![Multiple Airlines logo]()
$353
This Trip.com deal was found by Cheapflights users on 4/29. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1111:00 am
ISP
- DTW
1 stop24h 59m
Frontier
Wed 5/1312:54 pm
DTW
- ISP
1 stop21h 33m
Frontier
Deal found 4/29![Frontier logo]()
$358
Best flights from Islip to MichiganDiscover carefully curated flight deals from Islip to Michigan that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 5, 2026.
Discover carefully curated flight deals from Islip to Michigan that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 5, 2026.
This Expedia deal was found by Cheapflights users on 5/1. 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.
Sat 5/306:43 pm
ISP
- DTW
1 stop23h 29m
Frontier
Sat 6/612:44 pm
DTW
- ISP
1 stop21h 21m
Frontier
Deal found 5/1![Frontier logo]()
$335
This Southwest deal was found by Cheapflights users on 5/4. 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 6/255:50 pm
ISP
- DTW
1 stop6h 25m
Southwest
Tue 6/303:50 pm
DTW
- ISP
1 stop6h 45m
Southwest
Deal found 5/4![Southwest logo]()
$353
This Kiwi.com deal was found by Cheapflights users on 5/2. 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 8/2211:57 am
ISP
- ORD
2 stops12h 17m
Multiple Airlines
Tue 8/255:30 pm
ORD
- ISP
1 stop15h 33m
Multiple Airlines
Deal found 5/2![Multiple Airlines logo]()
$353
This Kiwi.com deal was found by Cheapflights users on 4/30. 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.
Sun 6/149:52 pm
ISP
- ORD
1 stop12h 29m
Multiple Airlines
Thu 6/187:07 pm
ORD
- ISP
2 stops24h 50m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$366
This Southwest deal was found by Cheapflights users on 5/1. 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.
Mon 8/2410:20 am
ISP
- DTW
1 stop3h 45m
Southwest
Thu 8/275:30 am
DTW
- ISP
1 stop4h 10m
Southwest
Deal found 5/1![Southwest logo]()
$387
This Southwest deal was found by Cheapflights users on 5/1. 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.
Fri 9/1810:20 am
ISP
- DTW
1 stop3h 45m
Southwest
Mon 9/215:30 am
DTW
- ISP
1 stop4h 10m
Southwest
Deal found 5/1![Southwest logo]()
$387
This Kiwi.com deal was found by Cheapflights users on 5/1. 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 5/2911:00 am
ISP
- ORD
1 stop12h 14m
Multiple Airlines
Mon 6/15:11 pm
ORD
- ISP
1 stop23h 06m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$394
This Orbitz deal was found by Cheapflights users on 5/2. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/84:13 pm
ISP
- ORD
1 stop22h 03m
Frontier
Mon 10/124:49 pm
ORD
- ISP
1 stop21h 14m
Frontier
Deal found 5/2![Frontier logo]()
$460
This Southwest deal was found by Cheapflights users on 5/2. 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 6/65:35 pm
ISP
- DTW
1 stop6h 10m
Southwest
Mon 6/85:50 am
DTW
- ISP
1 stop6h 00m
Southwest
Deal found 5/2![Southwest logo]()
$387
This Kiwi.com deal was found by Cheapflights users on 5/1. 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 5/2911:00 am
ISP
- ORD
1 stop12h 14m
Multiple Airlines
Sat 5/305:11 pm
ORD
- ISP
1 stop15h 54m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$397
This Southwest deal was found by Cheapflights users on 4/30. 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.
Sun 7/126:00 am
ISP
- DTW
1 stop6h 15m
Southwest
Wed 7/151:25 pm
DTW
- ISP
2 stops9h 10m
Southwest
Deal found 4/30![Southwest logo]()
$392
This Southwest deal was found by Cheapflights users on 5/1. 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 10/2910:20 am
ISP
- DTW
2 stops7h 55m
Southwest
Sun 11/15:00 am
DTW
- ISP
1 stop6h 45m
Southwest
Deal found 5/1![Southwest logo]()
$392
This Kiwi.com deal was found by Cheapflights users on 5/1. 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 8/710:48 am
ISP
- ORD
1 stop13h 17m
Multiple Airlines
Mon 8/101:50 pm
ORD
- ISP
2 stops25h 57m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$438
This Southwest deal was found by Cheapflights users on 4/30. 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 7/303:05 pm
ISP
- DTW
1 stop4h 30m
Southwest
Mon 8/35:50 am
DTW
- ISP
1 stop6h 00m
Southwest
Deal found 4/30![Southwest logo]()
$397
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 6/811:00 am
ISP
- ORD
1 stop12h 14m
Multiple Airlines
Sun 6/144:59 pm
ORD
- ISP
1 stop26h 58m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$441
This Southwest deal was found by Cheapflights users on 5/1. 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 7/146:25 am
ISP
- DTW
2 stops11h 30m
Southwest
Wed 7/151:25 pm
DTW
- ISP
2 stops9h 10m
Southwest
Deal found 5/1![Southwest logo]()
$397
This Southwest deal was found by Cheapflights users on 5/2. 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 6/76:00 am
ISP
- DTW
1 stop6h 15m
Southwest
Mon 6/85:50 am
DTW
- ISP
1 stop6h 00m
Southwest
Deal found 5/2![Southwest logo]()
$397
This Southwest deal was found by Cheapflights users on 5/4. 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 5/194:10 pm
ISP
- GRR
1 stop6h 25m
Southwest
Sat 5/235:30 am
GRR
- ISP
1 stop10h 30m
Southwest
Deal found 5/4![Southwest logo]()
$400
This Southwest deal was found by Cheapflights users on 5/1. 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 6/255:50 pm
ISP
- GRR
1 stop6h 25m
Southwest
Tue 6/301:55 pm
GRR
- ISP
1 stop8h 40m
Southwest
Deal found 5/1![Southwest logo]()
$408
This Southwest deal was found by Cheapflights users on 5/1. 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.
Fri 5/2912:30 pm
ISP
- ORD
2 stops10h 25m
Southwest
Sat 5/301:55 pm
ORD
- ISP
2 stops8h 25m
Southwest
Deal found 5/1![Southwest logo]()
$411
This KAYAK deal was found by Cheapflights users on 5/3. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/237:25 am
ISP
- TVC
1 stop11h 11m
Multiple Airlines
Sun 7/267:32 pm
TVC
- ISP
1 stop24h 13m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$724
This Southwest deal was found by Cheapflights users on 5/4. 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.
Mon 5/256:50 am
ISP
- ORD
1 stop8h 30m
Southwest
Wed 5/271:35 pm
ORD
- ISP
1 stop8h 05m
Southwest
Deal found 5/4![Southwest logo]()
$422
This Southwest deal was found by Cheapflights users on 5/1. 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.
Fri 5/296:00 am
ISP
- ORD
2 stops10h 30m
Southwest
Mon 6/12:40 pm
ORD
- ISP
2 stops7h 50m
Southwest
Deal found 5/1![Southwest logo]()
$427
This Southwest deal was found by Cheapflights users on 5/1. 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.
Fri 6/125:50 pm
ISP
- GRR
1 stop6h 25m
Southwest
Sun 6/145:30 am
GRR
- ISP
1 stop6h 15m
Southwest
Deal found 5/1![Southwest logo]()
$434
This Southwest deal was found by Cheapflights users on 4/30. 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.
Fri 5/154:30 pm
ISP
- GRR
1 stop4h 45m
Southwest
Tue 5/198:10 am
GRR
- ISP
1 stop5h 40m
Southwest
Deal found 4/30![Southwest logo]()
$437
This Southwest deal was found by Cheapflights users on 4/30. 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 5/216:00 am
ISP
- ORD
2 stops7h 50m
Southwest
Thu 5/282:40 pm
ORD
- ISP
2 stops7h 50m
Southwest
Deal found 4/30![Southwest logo]()
$441
This Southwest deal was found by Cheapflights users on 5/3. 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 5/234:25 pm
ISP
- ORD
1 stop6h 30m
Southwest
Tue 5/261:35 pm
ORD
- ISP
1 stop8h 05m
Southwest
Deal found 5/3![Southwest logo]()
$457
This Southwest deal was found by Cheapflights users on 5/2. 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 5/175:25 pm
ISP
- GRR
1 stop7h 00m
Southwest
Thu 5/218:25 am
GRR
- ISP
1 stop3h 25m
Southwest
Deal found 5/2![Southwest logo]()
$467
This Southwest deal was found by Cheapflights users on 5/1. 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.
Fri 5/296:50 am
ISP
- GRR
2 stops10h 15m
Southwest
Fri 6/52:45 pm
GRR
- ISP
2 stops8h 55m
Southwest
Deal found 5/1![Southwest logo]()
$482
Last-minute flights from Islip to MichiganDiscover last-minute flight deals from Islip to Michigan. Data last updated May 5, 2026 and is based on user searches.
Discover last-minute flight deals from Islip to Michigan. Data last updated May 5, 2026 and is based on user searches.
This Trip.com deal was found by Cheapflights users on 4/29. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1111:00 am
ISP
- DTW
1 stop24h 59m
Frontier
Wed 5/1312:54 pm
DTW
- ISP
1 stop21h 33m
Frontier
Deal found 4/29![Frontier logo]()
$358
This Kiwi.com deal was found by Cheapflights users on 4/30. 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.
Fri 5/1511:00 am
ISP
- DTW
1 stop9h 55m
Multiple Airlines
Tue 5/191:31 pm
DTW
- ISP
2 stops20h 34m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$347
This Kiwi.com deal was found by Cheapflights users on 5/1. 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 5/2911:00 am
ISP
- GRR
1 stop26h 05m
Multiple Airlines
Fri 6/56:00 am
GRR
- ISP
1 stop28h 15m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$319
This Kiwi.com deal was found by Cheapflights users on 5/1. 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 5/2911:00 am
ISP
- ORD
1 stop12h 14m
Multiple Airlines
Mon 6/11:50 pm
ORD
- ISP
2 stops25h 57m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$336
This Kiwi.com deal was found by Cheapflights users on 5/2. 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 5/3011:00 am
ISP
- DTW
2 stops13h 39m
Frontier
Tue 6/212:44 pm
DTW
- ISP
1 stop21h 21m
Frontier
Deal found 5/2![Frontier logo]()
$304
This Expedia deal was found by Cheapflights users on 5/1. 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.
Sat 5/306:43 pm
ISP
- DTW
1 stop23h 29m
Frontier
Sat 6/612:44 pm
DTW
- ISP
1 stop21h 21m
Frontier
Deal found 5/1![Frontier logo]()
$335
This Kiwi.com deal was found by Cheapflights users on 5/1. 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.
Wed 6/311:00 am
ISP
- ORD
2 stops33h 29m
Frontier
Sat 6/65:11 pm
ORD
- ISP
1 stop15h 54m
Frontier
Deal found 5/1![Frontier logo]()
$375
This Kiwi.com deal was found by Cheapflights users on 4/30. 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.
Sat 6/611:00 am
ISP
- ORD
1 stop12h 14m
Multiple Airlines
Tue 6/91:29 pm
ORD
- ISP
2 stops30h 28m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$316
This Kiwi.com deal was found by Cheapflights users on 5/1. 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 6/611:00 am
ISP
- ORD
1 stop13h 13m
Frontier
Tue 6/94:59 pm
ORD
- ISP
1 stop26h 58m
Frontier
Deal found 5/1![Frontier logo]()
$350
This Expedia deal was found by Cheapflights users on 4/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/149:52 pm
ISP
- ORD
1 stop12h 29m
Frontier
Thu 6/184:59 pm
ORD
- ISP
1 stop26h 58m
Frontier
Deal found 4/30![Frontier logo]()
$315
This Kiwi.com deal was found by Cheapflights users on 4/30. 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.
Sun 6/149:52 pm
ISP
- ORD
1 stop12h 29m
Multiple Airlines
Thu 6/187:07 pm
ORD
- ISP
2 stops24h 50m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$366
This Southwest deal was found by Cheapflights users on 5/4. 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 6/255:50 pm
ISP
- DTW
1 stop6h 25m
Southwest
Tue 6/303:50 pm
DTW
- ISP
1 stop6h 45m
Southwest
Deal found 5/4![Southwest logo]()
$353
One-way flights from Islip to MichiganSearch for one-way flight options from Islip to Michigan. Find affordable one-way fares based on user searches. Data last updated May 5, 2026.
Search for one-way flight options from Islip to Michigan. Find affordable one-way fares based on user searches. Data last updated May 5, 2026.
This Frontier deal was found by Cheapflights users on 4/30. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/1511:00 am
ISP
- ORD
1 stop13h 13m
Frontier
Deal found 4/30![Frontier logo]()
$96
This Frontier deal was found by Cheapflights users on 5/2. 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 7/214:41 pm
ISP
- ORD
1 stop7h 24m
Frontier
Deal found 5/2![Frontier logo]()
$115
This Expedia deal was found by Cheapflights users on 4/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1311:00 am
ISP
- ORD
1 stop13h 13m
Frontier
Deal found 4/30![Frontier logo]()
$117
This Frontier deal was found by Cheapflights users on 4/30. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/149:52 pm
ISP
- ORD
1 stop12h 29m
Frontier
Deal found 4/30![Frontier logo]()
$120
This Frontier deal was found by Cheapflights users on 5/3. 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 7/2310:48 am
ISP
- ORD
1 stop13h 17m
Frontier
Deal found 5/3![Frontier logo]()
$121
This Frontier deal was found by Cheapflights users on 5/2. 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 5/1711:12 am
ISP
- ORD
1 stop13h 01m
Frontier
Deal found 5/2![Frontier logo]()
$123
This Frontier deal was found by Cheapflights users on 5/3. 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 7/810:48 am
ISP
- DTW
1 stop7h 32m
Frontier
Deal found 5/3![Frontier logo]()
$135
This Frontier deal was found by Cheapflights users on 4/30. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/119:52 pm
ISP
- ORD
1 stop12h 29m
Frontier
Deal found 4/30![Frontier logo]()
$141
This Kiwi.com deal was found by Cheapflights users on 5/1. 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 6/229:52 pm
ISP
- ORD
2 stops22h 58m
Frontier
Deal found 5/1![Frontier logo]()
$149
This Frontier deal was found by Cheapflights users on 5/4. 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.
Mon 5/1811:00 am
ISP
- ORD
1 stop13h 13m
Frontier
Deal found 5/4![Frontier logo]()
$151
This Kiwi.com deal was found by Cheapflights users on 5/1. 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.
Wed 6/179:52 pm
ISP
- DTW
1 stop13h 55m
Frontier
Deal found 5/1![Frontier logo]()
$162
This Kiwi.com deal was found by Cheapflights users on 5/1. 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 6/199:52 pm
ISP
- DTW
2 stops21h 06m
Frontier
Deal found 5/1![Frontier logo]()
$181
Find flight deals from Islip to Michigan
Keep the following information in mind while searching for Islip to Michigan flight deals. Data was last updated May 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $230 (Frontier) |
One-way from | $96 (Frontier) |
Popular in | April |
Cheapest in | February |
Average price | $227 |
Cheapflights Fare Finder
Customize your flight search to find flights from Islip to Michigan 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 5, 2026.
Use the filters below to find and compare flights from Islip to Michigan that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
IslipDetroit
ISP - DTW
ISPDTW
Islip Long Island
Sat 5/30
6:43 pm-6:12 pm
1 stop23h 29m
Detroit Metropolitan Wayne County
Sat 6/6
12:44 pm-10:05 am
1 stop21h 21m
$335
IslipDetroit
ISP - DTW
ISPDTW
Islip Long Island
Thu 6/25
5:50 pm-12:15 am
1 stop6h 25m
Detroit Metropolitan Wayne County
Tue 6/30
3:50 pm-10:35 pm
1 stop6h 45m
$353
IslipChicago
ISP - ORD
ISPORD
Islip Long Island
Sat 8/22
11:57 am-11:14 pm
2 stops12h 17m
Chicago O'Hare Intl
Tue 8/25
5:30 pm-10:03 am
1 stop15h 33m
$353
IslipChicago
ISP - ORD
ISPORD
Islip Long Island
Sun 6/14
9:52 pm-9:21 am
1 stop12h 29m
Chicago O'Hare Intl
Thu 6/18
7:07 pm-8:57 pm
2 stops24h 50m
$366
Quickest round-trip
IslipDetroit
ISP - DTW
ISPDTW
Islip Long Island
Mon 8/24
10:20 am-2:05 pm
1 stop3h 45m
Detroit Metropolitan Wayne County
Thu 8/27
5:30 am-9:40 am
1 stop4h 10m
$387
IslipDetroit
ISP - DTW
ISPDTW
Islip Long Island
Fri 9/18
10:20 am-2:05 pm
1 stop3h 45m
Detroit Metropolitan Wayne County
Mon 9/21
5:30 am-9:40 am
1 stop4h 10m
$387
IslipDetroit
ISP - DTW
ISPDTW
Islip Long Island
Sat 6/6
5:35 pm-11:45 pm
1 stop6h 10m
Detroit Metropolitan Wayne County
Mon 6/8
5:50 am-11:50 am
1 stop6h 00m
$387
IslipDetroit
ISP - DTW
ISPDTW
Islip Long Island
Sun 7/12
6:00 am-12:15 pm
1 stop6h 15m
Detroit Metropolitan Wayne County
Wed 7/15
1:25 pm-10:35 pm
2 stops9h 10m
$392
IslipDetroit
ISP - DTW
ISPDTW
Islip Long Island
Thu 10/29
10:20 am-6:15 pm
2 stops7h 55m
Detroit Metropolitan Wayne County
Sun 11/1
5:00 am-11:45 am
1 stop6h 45m
$392
IslipChicago
ISP - ORD
ISPORD
Islip Long Island
Fri 5/29
11:00 am-10:14 pm
1 stop12h 14m
Chicago O'Hare Intl
Mon 6/1
5:11 pm-5:17 pm
1 stop23h 06m
$394
Showing 1-10 of 48 resultsSorted by cheapest first
Best time to book a flight from Islip to Michigan
Have a flexible travel schedule? Discover the best time to fly to Michigan from Islip with our price prediction graph.
ISP-ORD
ISP-DTW
ISP-GRR
ISP-TVC
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 Michigan
ISP-USMI
ISP-ORD
ISP-DTW
ISP-GRR
ISP-TVC
No data available for this route at this time. Please check back soon.
Related info for your journey
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