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$124+ 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 7/18. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — DTW
Jul 21 — Jul 281
Tue 7/21
Tue 7/28
1 adult, Economy
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Cheap flight deals from Islip to Michigan

Cheapest flights from Islip to Michigan
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 June 21, 2026.

This Booking.com deal was found by Cheapflights users on 6/17. 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.
Wed 9/94:13 pm
ISP
-
DTW
1 stop26h 07m
Frontier
Tue 9/151:01 pm
DTW
-
ISP
1 stop20h 32m
Frontier
Deal found 6/17$222
This Frontier deal was found by Cheapflights users on 6/20. 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 8/2810:57 am
ISP
-
ORD
1 stop13h 11m
Frontier
Mon 8/319:10 pm
ORD
-
ISP
1 stop11h 43m
Frontier
Deal found 6/20$263
This Expedia deal was found by Cheapflights users on 6/19. 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 7/107:46 pm
ISP
-
DTW
1 stop21h 31m
Frontier
Thu 7/166:34 pm
DTW
-
ISP
1 stop24h 27m
Frontier
Deal found 6/19$268
This Southwest deal was found by Cheapflights users on 6/19. 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 7/152:55 pm
ISP
-
GRR
1 stop8h 05m
Southwest
Sun 7/195:30 am
GRR
-
ISP
1 stop6h 15m
Southwest
Deal found 6/19$273
This Frontier deal was found by Cheapflights users on 6/20. 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 9/110:57 am
ISP
-
ORD
1 stop13h 11m
Frontier
Wed 9/27:44 pm
ORD
-
ISP
1 stop13h 09m
Frontier
Deal found 6/20$273
This Frontier deal was found by Cheapflights users on 6/19. 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.
Sat 7/1810:43 am
ISP
-
ORD
1 stop13h 27m
Frontier
Fri 7/2410:16 am
ORD
-
ISP
1 stop22h 37m
Frontier
Deal found 6/19$276
This Booking.com deal was found by Cheapflights users on 6/17. 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.
Fri 9/410:48 am
ISP
-
ORD
1 stop13h 26m
Frontier
Sun 9/65:30 pm
ORD
-
ISP
1 stop15h 33m
Frontier
Deal found 6/17$280
This Expedia deal was found by Cheapflights users on 6/21. 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 7/107:46 pm
ISP
-
DTW
1 stop21h 31m
Frontier
Sun 7/126:34 pm
DTW
-
ISP
1 stop24h 27m
Frontier
Deal found 6/21$288
This Frontier deal was found by Cheapflights users on 6/18. 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 8/2110:57 am
ISP
-
ORD
1 stop13h 11m
Frontier
Tue 8/257:44 pm
ORD
-
ISP
1 stop13h 09m
Frontier
Deal found 6/18$288
This Kiwi.com deal was found by Cheapflights users on 6/21. 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 9/15:27 pm
ISP
-
ORD
2 stops15h 26m
Multiple Airlines
Mon 9/149:26 am
ORD
-
ISP
1 stop23h 07m
Multiple Airlines
Deal found 6/21$289
This Southwest deal was found by Cheapflights users on 6/20. 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 9/254:05 pm
ISP
-
GRR
1 stop3h 50m
Southwest
Sun 9/276:00 am
GRR
-
ISP
1 stop3h 55m
Southwest
Deal found 6/20$299
This Expedia deal was found by Cheapflights users on 6/18. 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 7/1710:57 am
ISP
-
ORD
1 stop13h 13m
Frontier
Tue 7/215:13 pm
ORD
-
ISP
1 stop15h 40m
Frontier
Deal found 6/18$300

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 June 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$222
(Booking.com)

One-way from

$124
(Frontier)

Popular in

June

Cheapest in

February

Average price

$369
Provider with most accurate pricing for New York (NYC)-Detroit (DTT) flight deals.
Search Deals
Provider most trusted by Cheapflights users for New York (NYC)-Detroit (DTT) flights.
Search Deals
From Islip Long Island to Michigan
Search Deals
One-way flight from Islip Long Island to Michigan
Search Deals
Highest demand for flights based on searches. 23% potential increase in price ($71 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

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 June 21, 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

Price

Cheapest round-trip

IslipDetroit

ISP - DTW

ISPDTW

Islip Long Island

Wed 9/9

3:20 pm-9:15 pm

1 stop5h 55m

Detroit Metropolitan Wayne County

Tue 9/15

6:00 am-2:55 pm

2 stops8h 55m

$308

IslipChicago

ISP - ORD

ISPORD

Islip Long Island

Tue 9/1

10:57 am-11:08 pm

1 stop13h 11m

Chicago O'Hare Intl

Wed 9/2

7:44 pm-9:53 am

1 stop13h 09m

$315

IslipChicago

ISP - ORD

ISPORD

Islip Long Island

Fri 7/17

10:57 am-11:10 pm

1 stop13h 13m

Chicago O'Hare Intl

Tue 7/21

5:13 pm-9:53 am

1 stop15h 40m

$328

IslipChicago

ISP - ORD

ISPORD

Islip Long Island

Mon 7/27

10:57 am-11:10 pm

1 stop13h 13m

Chicago O'Hare Intl

Thu 7/30

5:13 pm-9:53 am

1 stop15h 40m

$345

IslipChicago

ISP - ORD

ISPORD

Islip Long Island

Thu 11/5

4:13 pm-11:50 pm

1 stop8h 37m

Chicago O'Hare Intl

Sun 11/8

8:00 am-6:51 pm

1 stop9h 51m

$355

IslipDetroit

ISP - DTW

ISPDTW

Islip Long Island

Thu 8/13

6:00 am-3:10 pm

1 stop9h 10m

Detroit Metropolitan Wayne County

Tue 8/18

4:10 pm-10:56 pm

1 stop6h 46m

$358

IslipGrand Rapids

ISP - GRR

ISPGRR

Islip Long Island

Wed 7/15

2:55 pm-11:55 pm

2 stops9h 00m

Grand Rapids Gerald R. Ford Intl

Sun 7/19

5:30 am-11:45 am

1 stop6h 15m

$360

IslipGrand Rapids

ISP - GRR

ISPGRR

Islip Long Island

Mon 7/20

5:50 pm-12:20 am

1 stop6h 30m

Grand Rapids Gerald R. Ford Intl

Mon 7/27

5:25 am-11:50 am

1 stop6h 25m

$378

IslipDetroit

ISP - DTW

ISPDTW

Islip Long Island

Thu 7/23

3:05 pm-12:10 am

2 stops9h 05m

Detroit Metropolitan Wayne County

Mon 7/27

5:45 pm-11:40 pm

1 stop5h 55m

$392

IslipChicago

ISP - ORD

ISPORD

Islip Long Island

Mon 8/3

6:00 am-1:39 pm

1 stop8h 39m

Chicago O'Hare Intl

Tue 8/11

2:35 pm-10:56 pm

1 stop7h 21m

$400

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/21

Showing 1-10 of 59 resultsSorted by cheapest first
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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.
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
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Islip to Michigan. 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 Michigan?

    For a flight from Islip to Michigan, you will be flying from Long Island. Islip Long Island (ISP) is just 7.2 mi from the center of the city.

  • How long is the flight from Islip, New York to Michigan?

    For as low as $308, Southwest can have you in Michigan from Islip, New York in 5h 55m. The distance from Islip, New York to Michigan is about 539 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Islip, New York to Michigan?

    The most popular route from Islip, New York to Michigan is Islip Long Island - Chicago O'Hare Intl. You may also consider Islip Long Island - Detroit Metropolitan Wayne County or Islip Long Island - Grand Rapids Gerald R. Ford Intl.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Islip to Michigan 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

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