$132+ Cheap flights from Wisconsin 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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — ISP
Aug 2 — Aug 91
Round-trip
1 adult, Economy
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Find cheap flights from Wisconsin 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
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Cheapest flights from Wisconsin to IslipExplore the most affordable flight options available from Wisconsin to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2026.
Explore the most affordable flight options available from Wisconsin to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2026.
This Frontier deal was found by Cheapflights users on 7/1. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/87:44 pm
ORD
- ISP
1 stop12h 49m
Frontier
Tue 9/154:13 pm
ISP
- ORD
1 stop8h 42m
Frontier
Deal found 7/1![Frontier logo]()
$252
This Frontier deal was found by Cheapflights users on 7/1. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/87:44 pm
ORD
- ISP
1 stop12h 49m
Frontier
Thu 9/174:13 pm
ISP
- ORD
1 stop8h 42m
Frontier
Deal found 7/1![Frontier logo]()
$255
This Frontier deal was found by Cheapflights users on 6/30. 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.
Wed 9/27:44 pm
ORD
- ISP
1 stop13h 09m
Frontier
Wed 9/94:13 pm
ISP
- ORD
1 stop8h 42m
Frontier
Deal found 6/30![Frontier logo]()
$258
This Frontier deal was found by Cheapflights users on 7/1. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/87:44 pm
ORD
- ISP
1 stop12h 49m
Frontier
Fri 9/114:13 pm
ISP
- ORD
1 stop8h 42m
Frontier
Deal found 7/1![Frontier logo]()
$260
This Frontier deal was found by Cheapflights users on 6/30. 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 9/37:44 pm
ORD
- ISP
1 stop13h 09m
Frontier
Tue 9/810:57 am
ISP
- ORD
1 stop13h 11m
Frontier
Deal found 6/30![Frontier logo]()
$263
This Frontier deal was found by Cheapflights users on 6/30. 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 9/37:44 pm
ORD
- ISP
1 stop13h 09m
Frontier
Sun 9/134:13 pm
ISP
- ORD
1 stop8h 42m
Frontier
Deal found 6/30![Frontier logo]()
$268
This Booking.com deal was found by Cheapflights users on 7/2. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/207:17 pm
MSP
- ISP
1 stop13h 36m
Frontier
Sat 8/297:09 pm
ISP
- MSP
1 stop24h 23m
Frontier
Deal found 7/2![Frontier logo]()
$268
This Frontier deal was found by Cheapflights users on 7/1. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/87:44 pm
ORD
- ISP
1 stop12h 49m
Frontier
Mon 9/144:13 pm
ISP
- ORD
1 stop8h 42m
Frontier
Deal found 7/1![Frontier logo]()
$270
This Frontier deal was found by Cheapflights users on 6/28. 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.
Thu 9/37:17 pm
MSP
- ISP
1 stop13h 46m
Frontier
Mon 9/710:57 am
ISP
- MSP
1 stop8h 35m
Frontier
Deal found 6/28![Frontier logo]()
$270
This Frontier deal was found by Cheapflights users on 6/30. 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.
Wed 10/216:05 am
ORD
- ISP
1 stop7h 58m
Frontier
Thu 10/224:13 pm
ISP
- ORD
1 stop8h 42m
Frontier
Deal found 6/30![Frontier logo]()
$273
This CheapTickets deal was found by Cheapflights users on 6/30. 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 CheapTickets is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1410:16 am
ORD
- ISP
1 stop22h 37m
Frontier
Fri 8/217:09 pm
ISP
- ORD
1 stop28h 59m
Frontier
Deal found 6/30![Frontier logo]()
$277
This Frontier deal was found by Cheapflights users on 6/30. 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 9/37:44 pm
ORD
- ISP
1 stop13h 09m
Frontier
Mon 9/710:57 am
ISP
- ORD
1 stop13h 11m
Frontier
Deal found 6/30![Frontier logo]()
$278
Best flights from Wisconsin to IslipDiscover carefully curated flight deals from Wisconsin to Islip that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 3, 2026.
Discover carefully curated flight deals from Wisconsin to Islip that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 3, 2026.
This Frontier deal was found by Cheapflights users on 6/28. 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 9/27:44 pm
ORD
- ISP
1 stop13h 09m
Frontier
Mon 9/710:57 am
ISP
- ORD
1 stop13h 11m
Frontier
Deal found 6/28![Frontier logo]()
$263
This Southwest deal was found by Cheapflights users on 6/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/248:15 pm
MKE
- ISP
1 stop12h 30m
Southwest
Tue 7/284:40 pm
ISP
- MKE
1 stop6h 45m
Southwest
Deal found 6/29![Southwest logo]()
$348
This JetBlue deal was found by Cheapflights users on 6/29. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/163:00 pm
ORD
- ISP
1 stop7h 22m
JetBlue
Mon 9/217:00 am
ISP
- ORD
1 stop8h 01m
JetBlue
Deal found 6/29![JetBlue logo]()
$410
This Expedia deal was found by Cheapflights users on 6/30. 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 7/157:00 am
ORD
- ISP
1 stop13h 44m
Multiple Airlines
Sat 7/1810:43 am
ISP
- ORD
1 stop13h 27m
Multiple Airlines
Deal found 6/30![Multiple Airlines logo]()
$436
This Frontier deal was found by Cheapflights users on 6/28. 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 9/27:44 pm
ORD
- ISP
1 stop13h 09m
Frontier
Tue 9/810:57 am
ISP
- ORD
1 stop13h 11m
Frontier
Deal found 6/28![Frontier logo]()
$273
This Frontier deal was found by Cheapflights users on 6/30. 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.
Sat 10/176:05 am
ORD
- ISP
1 stop7h 58m
Frontier
Thu 10/224:13 pm
ISP
- ORD
1 stop8h 42m
Frontier
Deal found 6/30![Frontier logo]()
$273
This Frontier deal was found by Cheapflights users on 6/28. 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.
Fri 8/219:10 pm
ORD
- ISP
1 stop11h 43m
Frontier
Mon 8/3110:57 am
ISP
- ORD
1 stop13h 11m
Frontier
Deal found 6/28![Frontier logo]()
$273
This Frontier deal was found by Cheapflights users on 6/30. 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.
Wed 10/216:05 am
ORD
- ISP
1 stop7h 58m
Frontier
Fri 10/234:13 pm
ISP
- ORD
1 stop8h 42m
Frontier
Deal found 6/30![Frontier logo]()
$278
This Southwest deal was found by Cheapflights users on 7/1. 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.
Sat 8/15:40 pm
MKE
- ISP
1 stop4h 35m
Southwest
Sun 8/96:20 am
ISP
- MKE
1 stop6h 50m
Southwest
Deal found 7/1![Southwest logo]()
$378
This KAYAK deal was found by Cheapflights users on 6/30. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/276:50 pm
MSN
- ISP
1 stop20h 57m
Breeze Airways
Fri 7/312:28 pm
ISP
- MSN
2 stops20h 19m
Breeze Airways
Deal found 6/30![Breeze Airways logo]()
$818
This JetBlue deal was found by Cheapflights users on 7/2. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/103:00 pm
ORD
- ISP
1 stop7h 22m
JetBlue
Wed 9/167:00 am
ISP
- ORD
1 stop8h 01m
JetBlue
Deal found 7/2![JetBlue logo]()
$415
This Frontier deal was found by Cheapflights users on 7/2. 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.
Fri 8/286:05 am
ORD
- ISP
1 stop11h 09m
Frontier
Sun 8/3010:57 am
ISP
- ORD
1 stop13h 11m
Frontier
Deal found 7/2![Frontier logo]()
$288
This Southwest deal was found by Cheapflights users on 7/2. 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.
Tue 8/116:00 am
MSP
- ISP
1 stop5h 10m
Southwest
Tue 8/183:20 pm
ISP
- MSP
2 stops8h 30m
Southwest
Deal found 7/2![Southwest logo]()
$385
This JetBlue deal was found by Cheapflights users on 6/28. 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.
Thu 9/173:00 pm
ORD
- ISP
1 stop7h 22m
JetBlue
Sat 9/197:00 am
ISP
- ORD
1 stop8h 01m
JetBlue
Deal found 6/28![JetBlue logo]()
$419
This Southwest deal was found by Cheapflights users on 6/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/238:15 pm
MKE
- ISP
1 stop13h 15m
Southwest
Tue 7/286:00 am
ISP
- MKE
1 stop6h 50m
Southwest
Deal found 6/29![Southwest logo]()
$395
This Kiwi.com deal was found by Cheapflights users on 7/1. 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.
Thu 7/162:05 pm
MSP
- ISP
1 stop18h 48m
Multiple Airlines
Mon 7/202:28 pm
ISP
- MSP
1 stop6h 22m
Multiple Airlines
Deal found 7/1![Multiple Airlines logo]()
$506
This JetBlue deal was found by Cheapflights users on 6/28. 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.
Tue 9/223:00 pm
ORD
- ISP
1 stop7h 22m
JetBlue
Sun 9/277:00 am
ISP
- ORD
1 stop8h 01m
JetBlue
Deal found 6/28![JetBlue logo]()
$421
This Southwest deal was found by Cheapflights users on 7/3. 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.
Mon 8/106:45 am
MSP
- ISP
1 stop4h 50m
Southwest
Wed 8/1212:55 pm
ISP
- MSP
1 stop6h 10m
Southwest
Deal found 7/3![Southwest logo]()
$401
This Southwest deal was found by Cheapflights users on 6/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1411:45 am
MKE
- ISP
2 stops9h 20m
Southwest
Sun 8/166:20 am
ISP
- MKE
2 stops8h 15m
Southwest
Deal found 6/29![Southwest logo]()
$421
This Southwest deal was found by Cheapflights users on 6/28. 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.
Fri 7/246:45 pm
MKE
- ISP
1 stop3h 55m
Southwest
Sun 7/265:20 pm
ISP
- MKE
1 stop6h 25m
Southwest
Deal found 6/28![Southwest logo]()
$426
This Southwest deal was found by Cheapflights users on 7/2. 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 7/186:15 am
MSP
- ISP
2 stops7h 35m
Southwest
Sat 7/255:35 pm
ISP
- MSP
1 stop5h 50m
Southwest
Deal found 7/2![Southwest logo]()
$435
This KAYAK deal was found by Cheapflights users on 7/1. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/56:05 pm
MSN
- ISP
2 stops42h 23m
Breeze Airways
Tue 8/112:08 pm
ISP
- MSN
2 stops20h 39m
Breeze Airways
Deal found 7/1![Breeze Airways logo]()
$843
This Southwest deal was found by Cheapflights users on 6/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/276:00 pm
MSP
- ISP
1 stop4h 40m
Southwest
Mon 8/35:50 pm
ISP
- MSP
1 stop7h 05m
Southwest
Deal found 6/29![Southwest logo]()
$437
This KAYAK deal was found by Cheapflights users on 6/30. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/276:50 pm
MSN
- ISP
1 stop20h 57m
Breeze Airways
Tue 8/411:56 am
ISP
- MSN
3 stops22h 51m
Breeze Airways
Deal found 6/30![Breeze Airways logo]()
$858
This Southwest deal was found by Cheapflights users on 7/2. 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.
Thu 8/2010:55 am
MSP
- ISP
2 stops10h 10m
Southwest
Sat 8/296:00 am
ISP
- MSP
2 stops11h 10m
Southwest
Deal found 7/2![Southwest logo]()
$456
This Southwest deal was found by Cheapflights users on 6/28. 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.
Mon 7/136:45 pm
MKE
- ISP
1 stop3h 55m
Southwest
Fri 7/173:05 pm
ISP
- MKE
1 stop5h 25m
Southwest
Deal found 6/28![Southwest logo]()
$460
This KAYAK deal was found by Cheapflights users on 6/30. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2910:27 am
MSN
- ISP
2 stops29h 43m
Breeze Airways
Tue 8/42:08 pm
ISP
- MSN
2 stops20h 39m
Breeze Airways
Deal found 6/30![Breeze Airways logo]()
$899
This United deal was found by Cheapflights users on 6/29. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/143:55 pm
MSN
- ISP
2 stops25h 40m
Multiple Airlines
Sun 8/165:34 pm
ISP
- MSN
2 stops21h 08m
Multiple Airlines
Deal found 6/29![Multiple Airlines logo]()
$1,068
This Southwest deal was found by Cheapflights users on 7/1. 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 9/1812:15 pm
MSP
- ISP
1 stop8h 50m
Southwest
Sun 9/2012:45 pm
ISP
- MSP
2 stops10h 40m
Southwest
Deal found 7/1![Southwest logo]()
$467
This KAYAK deal was found by Cheapflights users on 6/30. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/110:27 am
MSN
- ISP
3 stops48h 53m
Breeze Airways
Tue 8/42:08 pm
ISP
- MSN
2 stops20h 39m
Breeze Airways
Deal found 6/30![Breeze Airways logo]()
$920
Last-minute flights from Wisconsin to IslipDiscover last-minute flight deals from Wisconsin to Islip. Data last updated July 3, 2026 and is based on user searches.
Discover last-minute flight deals from Wisconsin to Islip. Data last updated July 3, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 7/1. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/165:13 pm
ORD
- ISP
1 stop15h 40m
Frontier
Mon 7/2010:57 am
ISP
- ORD
1 stop13h 13m
Frontier
Deal found 7/1![Frontier logo]()
$337
This Southwest deal was found by Cheapflights users on 6/28. 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.
Thu 7/238:15 pm
MKE
- ISP
1 stop13h 15m
Southwest
Sat 7/255:35 pm
ISP
- MKE
1 stop6h 25m
Southwest
Deal found 6/28![Southwest logo]()
$347
This Southwest deal was found by Cheapflights users on 6/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/248:15 pm
MKE
- ISP
1 stop12h 30m
Southwest
Tue 7/284:40 pm
ISP
- MKE
1 stop6h 45m
Southwest
Deal found 6/29![Southwest logo]()
$348
This Expedia deal was found by Cheapflights users on 6/29. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/297:00 am
ORD
- ISP
1 stop13h 44m
Multiple Airlines
Wed 8/510:57 am
ISP
- ORD
1 stop13h 13m
Multiple Airlines
Deal found 6/29![Multiple Airlines logo]()
$362
This Trip.com deal was found by Cheapflights users on 7/1. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/315:13 pm
ORD
- ISP
1 stop15h 40m
Frontier
Fri 8/710:57 am
ISP
- ORD
1 stop13h 13m
Frontier
Deal found 7/1![Frontier logo]()
$286
This Trip.com deal was found by Cheapflights users on 7/1. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/75:13 pm
ORD
- ISP
1 stop15h 40m
Frontier
Wed 8/1210:57 am
ISP
- ORD
1 stop13h 13m
Frontier
Deal found 7/1![Frontier logo]()
$281
This CheapTickets deal was found by Cheapflights users on 6/30. 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 CheapTickets is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1410:16 am
ORD
- ISP
1 stop22h 37m
Frontier
Fri 8/217:09 pm
ISP
- ORD
1 stop28h 59m
Frontier
Deal found 6/30![Frontier logo]()
$277
This Booking.com deal was found by Cheapflights users on 7/2. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/165:13 pm
ORD
- ISP
1 stop15h 40m
Frontier
Sun 8/237:09 pm
ISP
- ORD
1 stop28h 59m
Frontier
Deal found 7/2![Frontier logo]()
$279
This Booking.com deal was found by Cheapflights users on 7/2. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/207:17 pm
MSP
- ISP
1 stop13h 36m
Frontier
Sat 8/297:09 pm
ISP
- MSP
1 stop24h 23m
Frontier
Deal found 7/2![Frontier logo]()
$268
This Frontier deal was found by Cheapflights users on 6/30. 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 8/216:05 am
ORD
- ISP
1 stop11h 09m
Frontier
Mon 8/3110:57 am
ISP
- ORD
1 stop13h 11m
Frontier
Deal found 6/30![Frontier logo]()
$263
This Frontier deal was found by Cheapflights users on 6/28. 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.
Fri 8/216:05 am
ORD
- ISP
1 stop11h 09m
Frontier
Sun 8/2310:57 am
ISP
- ORD
1 stop13h 11m
Frontier
Deal found 6/28![Frontier logo]()
$345
This Frontier deal was found by Cheapflights users on 7/2. 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.
Fri 8/286:05 am
ORD
- ISP
1 stop11h 09m
Frontier
Sun 8/3010:57 am
ISP
- ORD
1 stop13h 11m
Frontier
Deal found 7/2![Frontier logo]()
$288
One-way flights from Wisconsin to IslipSearch for one-way flight options from Wisconsin to Islip. Find affordable one-way fares based on user searches. Data last updated July 3, 2026.
Search for one-way flight options from Wisconsin to Islip. Find affordable one-way fares based on user searches. Data last updated July 3, 2026.
This Frontier deal was found by Cheapflights users on 7/2. 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.
Wed 9/27:44 pm
ORD
- ISP
1 stop13h 09m
Frontier
Deal found 7/2![Frontier logo]()
$132
This Frontier deal was found by Cheapflights users on 7/2. 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.
Thu 8/277:17 pm
MSP
- ISP
1 stop13h 36m
Frontier
Deal found 7/2![Frontier logo]()
$134
This Frontier deal was found by Cheapflights users on 6/29. 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.
Mon 8/316:05 am
ORD
- ISP
1 stop11h 09m
Frontier
Deal found 6/29![Frontier logo]()
$135
This Frontier deal was found by Cheapflights users on 6/30. 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 9/37:44 pm
ORD
- ISP
1 stop13h 09m
Frontier
Deal found 6/30![Frontier logo]()
$140
This Frontier deal was found by Cheapflights users on 6/30. 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 9/37:17 pm
MSP
- ISP
1 stop13h 36m
Frontier
Deal found 6/30![Frontier logo]()
$141
This Trip.com deal was found by Cheapflights users on 6/28. 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.
Fri 7/315:13 pm
ORD
- ISP
1 stop15h 40m
Frontier
Deal found 6/28![Frontier logo]()
$143
This Trip.com deal was found by Cheapflights users on 7/1. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/165:13 pm
ORD
- ISP
1 stop15h 40m
Frontier
Deal found 7/1![Frontier logo]()
$144
This Expedia deal was found by Cheapflights users on 7/1. 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.
Thu 8/65:13 pm
ORD
- ISP
1 stop15h 40m
Frontier
Deal found 7/1![Frontier logo]()
$153
This Trip.com deal was found by Cheapflights users on 6/28. 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.
Thu 7/305:13 pm
ORD
- ISP
1 stop15h 40m
Frontier
Deal found 6/28![Frontier logo]()
$154
This Frontier deal was found by Cheapflights users on 7/1. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/308:00 am
ORD
- ISP
1 stop9h 51m
Frontier
Deal found 7/1![Frontier logo]()
$177
This JetBlue deal was found by Cheapflights users on 6/29. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/163:00 pm
ORD
- ISP
1 stop7h 22m
JetBlue
Deal found 6/29![JetBlue logo]()
$190
This Kiwi.com deal was found by Cheapflights users on 7/1. 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.
Sun 8/161:50 pm
ORD
- ISP
2 stops22h 38m
Multiple Airlines
Deal found 7/1![Multiple Airlines logo]()
$193
Find flight deals from Wisconsin to Islip
Keep the following information in mind while searching for Wisconsin to Islip flight deals. Data was last updated July 3, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $252 (Frontier) |
One-way from | $132 (Frontier) |
Popular in | November |
Cheapest in | January |
Average price | $424 |
Cheapflights Fare Finder
Customize your flight search to find flights from Wisconsin 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 July 3, 2026.
Use the filters below to find and compare flights from Wisconsin to Islip that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoIslip
ORD - ISP
ORDISP
Chicago O'Hare Intl
Wed 9/2
7:44 pm-9:53 am
1 stop13h 09m
Islip Long Island
Mon 9/7
10:57 am-11:08 pm
1 stop13h 11m
$263
ChicagoIslip
ORD - ISP
ORDISP
Chicago O'Hare Intl
Wed 9/2
7:44 pm-9:53 am
1 stop13h 09m
Islip Long Island
Tue 9/8
10:57 am-11:08 pm
1 stop13h 11m
$273
ChicagoIslip
ORD - ISP
ORDISP
Chicago O'Hare Intl
Sat 10/17
6:05 am-3:03 pm
1 stop7h 58m
Islip Long Island
Thu 10/22
4:13 pm-11:55 pm
1 stop8h 42m
$273
ChicagoIslip
ORD - ISP
ORDISP
Chicago O'Hare Intl
Fri 8/21
9:10 pm-9:53 am
1 stop11h 43m
Islip Long Island
Mon 8/31
10:57 am-11:08 pm
1 stop13h 11m
$273
ChicagoIslip
ORD - ISP
ORDISP
Chicago O'Hare Intl
Wed 10/21
6:05 am-3:03 pm
1 stop7h 58m
Islip Long Island
Fri 10/23
4:13 pm-11:55 pm
1 stop8h 42m
$278
ChicagoIslip
ORD - ISP
ORDISP
Chicago O'Hare Intl
Fri 8/28
6:05 am-6:14 pm
1 stop11h 09m
Islip Long Island
Sun 8/30
10:57 am-11:08 pm
1 stop13h 11m
$288
MilwaukeeIslip
MKE - ISP
MKEISP
Milwaukee-Mitchell
Fri 7/24
8:15 pm-9:45 am
1 stop12h 30m
Islip Long Island
Tue 7/28
4:40 pm-10:25 pm
1 stop6h 45m
$348
MilwaukeeIslip
MKE - ISP
MKEISP
Milwaukee-Mitchell
Sat 8/1
5:40 pm-11:15 pm
1 stop4h 35m
Islip Long Island
Sun 8/9
6:20 am-12:10 pm
1 stop6h 50m
$378
MinneapolisIslip
MSP - ISP
MSPISP
Minneapolis St Paul
Tue 8/11
6:00 am-12:10 pm
1 stop5h 10m
Islip Long Island
Tue 8/18
3:20 pm-10:50 pm
2 stops8h 30m
$385
MilwaukeeIslip
MKE - ISP
MKEISP
Milwaukee-Mitchell
Thu 7/23
8:15 pm-10:30 am
1 stop13h 15m
Islip Long Island
Tue 7/28
6:00 am-11:50 am
1 stop6h 50m
$395
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Wisconsin to Islip
Have a flexible travel schedule? Discover the best time to fly to Islip from Wisconsin with our price prediction graph.
ORD-ISP
MSP-ISP
MKE-ISP
MSN-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.
Cheapflights Insights
Everything you need to know about your flight from Wisconsin to Islip
USWI-ISP
ORD-ISP
MSP-ISP
MKE-ISP
MSN-ISP
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 Wisconsin 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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Alternative routes for Wisconsin to Islip
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Other flights to Islip
Explore flights to Islip departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 3, 2026.
Wisconsin and Islip flights
Browse other Wisconsin and Islip flight options. Last updated on July 3, 2026.
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Wisconsin to Islip flights
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Top airline flying from Wisconsin to Islip
Discover the top airline that operate flights from Wisconsin 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 July 3, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$232 | Average$374 | FlexibilityNo cancel fee | On-time63% |