$124+ 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 8/31. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — ISP
Sep 4 — Sep 111
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 August 5, 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 August 5, 2026.
This Frontier deal was found by Cheapflights users on 7/31. 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 9/17:44 pm -
1 stop13h 09m
Sat 9/510:57 am -
1 stop13h 11m
Deal found 7/31![Frontier logo]()
$236
This Frontier deal was found by Cheapflights users on 7/31. 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 8/289:10 pm -
1 stop11h 43m
Mon 8/3110:57 am -
1 stop13h 11m
Deal found 7/31![Frontier logo]()
$247
This Trip.com deal was found by Cheapflights users on 8/2. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/163:50 pm -
1 stop24h 08m
Wed 9/235:43 pm -
1 stop17h 37m
Deal found 8/2![Frontier logo]()
$252
This Trip.com deal was found by Cheapflights users on 8/1. 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.
Thu 9/103:50 pm -
1 stop24h 08m
Sat 9/125:43 pm -
1 stop17h 37m
Deal found 8/1![Frontier logo]()
$253
This Frontier deal was found by Cheapflights users on 8/3. 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.
Tue 9/17:44 pm -
1 stop13h 09m
Sun 9/610:57 am -
1 stop13h 11m
Deal found 8/3![Frontier logo]()
$257
This Frontier deal was found by Cheapflights users on 8/3. 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.
Fri 9/49:10 pm -
1 stop11h 43m
Mon 9/710:57 am -
1 stop13h 11m
Deal found 8/3![Frontier logo]()
$258
This Frontier deal was found by Cheapflights users on 8/1. 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 9/37:10 pm -
1 stop13h 43m
Sun 9/610:57 am -
1 stop8h 28m
Deal found 8/1![Frontier logo]()
$262
This Frontier deal was found by Cheapflights users on 7/31. 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 8/289:10 pm -
1 stop11h 43m
Sun 8/3010:57 am -
1 stop13h 11m
Deal found 7/31![Frontier logo]()
$268
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/143:50 pm -
1 stop24h 08m
Mon 9/215:43 pm -
1 stop30h 16m
Deal found 7/31![Frontier logo]()
$271
This Frontier deal was found by Cheapflights users on 8/2. 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.
Mon 8/247:17 pm -
1 stop13h 36m
Thu 8/2710:57 am -
1 stop8h 35m
Deal found 8/2![Frontier logo]()
$272
This Frontier deal was found by Cheapflights users on 8/3. 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.
Tue 9/17:44 pm -
1 stop13h 09m
Tue 9/810:57 am -
1 stop13h 11m
Deal found 8/3![Frontier logo]()
$273
This Expedia deal was found by Cheapflights users on 8/4. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/37:44 pm -
1 stop21h 30m
Mon 9/77:09 pm -
1 stop28h 59m
Deal found 8/4![Frontier logo]()
$275
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 August 5, 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 August 5, 2026.
This Frontier deal was found by Cheapflights users on 7/31. 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.
Mon 8/249:10 pm -
1 stop11h 43m
Fri 8/2810:57 am -
1 stop13h 11m
Deal found 7/31![Frontier logo]()
$247
This JetBlue deal was found by Cheapflights users on 8/1. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/13:00 pm -
1 stop7h 22m
Sun 10/47:00 am -
1 stop7h 45m
Deal found 8/1![JetBlue logo]()
$309
This Southwest deal was found by Cheapflights users on 8/2. 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 10/16:50 pm -
1 stop3h 45m
Sun 10/45:40 am -
1 stop5h 45m
Deal found 8/2![Southwest logo]()
$316
This Kiwi.com deal was found by Cheapflights users on 8/2. 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.
Wed 8/266:05 pm -
1 stop14h 48m
Tue 9/12:08 pm -
2 stops20h 39m
Deal found 8/2![Multiple Airlines logo]()
$325
This Trip.com deal was found by Cheapflights users on 8/5. 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 9/193:50 pm -
1 stop24h 08m
Sat 9/265:43 pm -
1 stop17h 37m
Deal found 8/5![Frontier logo]()
$253
This Frontier deal was found by Cheapflights users on 8/4. 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.
Thu 9/37:10 pm -
1 stop13h 43m
Sun 9/610:57 am -
1 stop8h 28m
Deal found 8/4![Frontier logo]()
$262
This JetBlue deal was found by Cheapflights users on 7/31. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/113:00 pm -
1 stop7h 22m
Sun 9/137:00 am -
1 stop7h 45m
Deal found 7/31![JetBlue logo]()
$309
This Frontier deal was found by Cheapflights users on 8/1. 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 8/289:10 pm -
1 stop11h 43m
Sun 8/3010:57 am -
1 stop13h 11m
Deal found 8/1![Frontier logo]()
$268
This JetBlue deal was found by Cheapflights users on 8/1. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/153:00 pm -
1 stop7h 22m
Tue 9/227:00 am -
1 stop7h 45m
Deal found 8/1![JetBlue logo]()
$309
This Frontier deal was found by Cheapflights users on 8/2. 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.
Mon 8/247:17 pm -
1 stop13h 36m
Thu 8/2710:57 am -
1 stop8h 35m
Deal found 8/2![Frontier logo]()
$272
This Southwest deal was found by Cheapflights users on 8/2. 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.
Fri 8/285:00 pm -
1 stop4h 05m
Wed 9/210:30 am -
1 stop6h 50m
Deal found 8/2![Southwest logo]()
$378
This JetBlue deal was found by Cheapflights users on 8/4. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/193:00 pm -
1 stop7h 22m
Sat 9/267:00 am -
1 stop7h 45m
Deal found 8/4![JetBlue logo]()
$319
This Mytrip deal was found by Cheapflights users on 8/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:05 pm -
3 stops24h 04m
Tue 9/12:08 pm -
2 stops20h 39m
Deal found 8/2![Breeze Airways logo]()
$789
This Frontier deal was found by Cheapflights users on 8/3. 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 9/27:44 pm -
1 stop13h 09m
Tue 9/810:57 am -
1 stop13h 11m
Deal found 8/3![Frontier logo]()
$273
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/126:30 am -
1 stop10h 39m
Sun 11/154:13 pm -
1 stop8h 27m
Deal found 8/3![Multiple Airlines logo]()
$414
This Southwest deal was found by Cheapflights users on 8/1. 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 10/175:35 am -
2 stops9h 35m
Mon 10/193:10 pm -
2 stops8h 40m
Deal found 8/1![Southwest logo]()
$395
This Frontier deal was found by Cheapflights users on 8/4. 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.
Fri 9/47:10 pm -
1 stop13h 43m
Sun 9/610:57 am -
1 stop8h 28m
Deal found 8/4![Frontier logo]()
$275
This Southwest deal was found by Cheapflights users on 8/3. 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.
Fri 10/164:05 pm -
2 stops6h 30m
Mon 10/195:40 pm -
1 stop7h 30m
Deal found 8/3![Southwest logo]()
$403
This JetBlue deal was found by Cheapflights users on 7/31. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/143:00 pm -
1 stop7h 22m
Mon 9/217:00 am -
1 stop7h 45m
Deal found 7/31![JetBlue logo]()
$368
This Frontier deal was found by Cheapflights users on 8/2. 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 8/237:17 pm -
1 stop13h 36m
Fri 8/2810:57 am -
1 stop8h 35m
Deal found 8/2![Frontier logo]()
$298
This Southwest deal was found by Cheapflights users on 8/3. 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.
Tue 9/110:30 am -
2 stops9h 35m
Mon 9/76:10 am -
2 stops9h 15m
Deal found 8/3![Southwest logo]()
$408
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/156:00 pm -
1 stop14h 33m
Sun 10/184:13 pm -
2 stops27h 34m
Deal found 8/3![Multiple Airlines logo]()
$503
This Frontier deal was found by Cheapflights users on 8/2. 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 8/237:17 pm -
1 stop13h 36m
Thu 8/2710:57 am -
1 stop8h 35m
Deal found 8/2![Frontier logo]()
$298
This Southwest deal was found by Cheapflights users on 8/4. 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.
Wed 8/196:05 am -
1 stop7h 50m
Sat 8/223:15 pm -
1 stop6h 20m
Deal found 8/4![Southwest logo]()
$421
This Frontier deal was found by Cheapflights users on 8/2. 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 8/217:17 pm -
1 stop13h 36m
Thu 8/2710:57 am -
1 stop8h 35m
Deal found 8/2![Frontier logo]()
$299
This Southwest deal was found by Cheapflights users on 8/3. 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.
Thu 8/201:55 pm -
1 stop6h 35m
Sun 8/236:20 am -
1 stop6h 50m
Deal found 8/3![Southwest logo]()
$421
This Expedia deal was found by Cheapflights users on 8/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/225:59 pm -
1 stop14h 54m
Sun 8/237:09 pm -
1 stop19h 11m
Deal found 8/2![Frontier logo]()
$308
This Kiwi.com deal was found by Cheapflights users on 8/2. 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.
Wed 9/167:28 pm -
2 stops20h 30m
Wed 9/235:43 pm -
1 stop17h 37m
Deal found 8/2![Frontier logo]()
$313
This Booking.com deal was found by Cheapflights users on 8/3. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/156:00 pm -
2 stops40h 20m
Sun 10/1810:57 am -
2 stops47h 53m
Deal found 8/3![Breeze Airways logo]()
$828
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/112:10 pm -
1 stop20h 43m
Mon 9/77:09 pm -
1 stop17h 04m
Deal found 8/3![Frontier logo]()
$345
Last-minute flights from Wisconsin to IslipDiscover last-minute flight deals from Wisconsin to Islip. Data last updated August 5, 2026 and is based on user searches.
Discover last-minute flight deals from Wisconsin to Islip. Data last updated August 5, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 8/2. 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.
Mon 8/247:17 pm -
1 stop13h 36m
Thu 8/2710:57 am -
1 stop8h 35m
Deal found 8/2![Frontier logo]()
$272
This Frontier deal was found by Cheapflights users on 7/31. 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 8/289:10 pm -
1 stop11h 43m
Mon 8/3110:57 am -
1 stop13h 11m
Deal found 7/31![Frontier logo]()
$247
This Frontier deal was found by Cheapflights users on 7/31. 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 8/289:10 pm -
1 stop11h 43m
Sun 8/3010:57 am -
1 stop13h 11m
Deal found 7/31![Frontier logo]()
$268
This Frontier deal was found by Cheapflights users on 7/31. 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 9/17:44 pm -
1 stop13h 09m
Sat 9/510:57 am -
1 stop13h 11m
Deal found 7/31![Frontier logo]()
$236
This Frontier deal was found by Cheapflights users on 8/3. 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.
Tue 9/17:44 pm -
1 stop13h 09m
Sun 9/610:57 am -
1 stop13h 11m
Deal found 8/3![Frontier logo]()
$257
This Frontier deal was found by Cheapflights users on 8/3. 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.
Tue 9/17:44 pm -
1 stop13h 09m
Tue 9/810:57 am -
1 stop13h 11m
Deal found 8/3![Frontier logo]()
$273
This Frontier deal was found by Cheapflights users on 8/1. 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 9/37:10 pm -
1 stop13h 43m
Sun 9/610:57 am -
1 stop8h 28m
Deal found 8/1![Frontier logo]()
$262
This Expedia deal was found by Cheapflights users on 8/4. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/37:44 pm -
1 stop21h 30m
Mon 9/77:09 pm -
1 stop28h 59m
Deal found 8/4![Frontier logo]()
$275
This Frontier deal was found by Cheapflights users on 8/3. 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.
Fri 9/49:10 pm -
1 stop11h 43m
Mon 9/710:57 am -
1 stop13h 11m
Deal found 8/3![Frontier logo]()
$258
This Trip.com deal was found by Cheapflights users on 8/1. 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.
Thu 9/103:50 pm -
1 stop24h 08m
Sat 9/125:43 pm -
1 stop17h 37m
Deal found 8/1![Frontier logo]()
$253
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/143:50 pm -
1 stop24h 08m
Mon 9/215:43 pm -
1 stop30h 16m
Deal found 7/31![Frontier logo]()
$271
This Trip.com deal was found by Cheapflights users on 8/2. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/163:50 pm -
1 stop24h 08m
Wed 9/235:43 pm -
1 stop17h 37m
Deal found 8/2![Frontier logo]()
$252
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 August 5, 2026.
Search for one-way flight options from Wisconsin to Islip. Find affordable one-way fares based on user searches. Data last updated August 5, 2026.
This Frontier deal was found by Cheapflights users on 8/2. 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.
Mon 9/79:10 pm -
1 stop11h 43m
Deal found 8/2![Frontier logo]()
$124
This Trip.com deal was found by Cheapflights users on 8/3. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/123:50 pm -
1 stop24h 08m
Deal found 8/3![Frontier logo]()
$127
This Frontier deal was found by Cheapflights users on 8/4. 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.
Thu 9/37:10 pm -
1 stop13h 43m
Deal found 8/4![Frontier logo]()
$129
This Trip.com deal was found by Cheapflights users on 8/3. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2411:15 am -
1 stop28h 43m
Deal found 8/3![Frontier logo]()
$138
This Frontier deal was found by Cheapflights users on 8/2. 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 8/287:17 pm -
1 stop13h 36m
Deal found 8/2![Frontier logo]()
$142
This Frontier deal was found by Cheapflights users on 8/3. 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 8/307:44 pm -
1 stop13h 09m
Deal found 8/3![Frontier logo]()
$145
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/283:50 pm -
2 stops20h 08m
Deal found 8/3![Multiple Airlines logo]()
$148
This JetBlue deal was found by Cheapflights users on 7/31. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/143:00 pm -
1 stop7h 22m
Deal found 7/31![JetBlue logo]()
$155
This Southwest deal was found by Cheapflights users on 8/4. 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 9/13:05 pm -
1 stop5h 00m
Deal found 8/4![Southwest logo]()
$155
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/255:59 pm -
1 stop14h 54m
Deal found 8/3![Frontier logo]()
$156
This Frontier deal was found by Cheapflights users on 8/3. 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.
Fri 8/217:17 pm -
1 stop13h 36m
Deal found 8/3![Frontier logo]()
$156
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/247:11 am -
2 stops51h 09m
Deal found 8/3![Multiple Airlines logo]()
$159
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 August 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $236 (Frontier) |
One-way from | $124 (Frontier) |
Popular in | November |
Cheapest in | January |
Average price | $359 |
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 August 5, 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 Chicago O'Hare Intl - ISP Islip Long Island
ORDISP
Chicago O'Hare Intl
Mon 8/24
9:10 pm-9:53 am
1 stop11h 43m
Islip Long Island
Fri 8/28
10:57 am-11:08 pm
1 stop13h 11m
$247
ChicagoIslip
ORD Chicago O'Hare Intl - ISP Islip Long Island
ORDISP
Chicago O'Hare Intl
Sat 9/19
3:50 pm-4:58 pm
1 stop24h 08m
Islip Long Island
Sat 9/26
5:43 pm-10:20 am
1 stop17h 37m
$253
MinneapolisIslip
MSP Minneapolis St Paul - ISP Islip Long Island
MSPISP
Minneapolis St Paul
Thu 9/3
7:10 pm-9:53 am
1 stop13h 43m
Islip Long Island
Sun 9/6
10:57 am-6:25 pm
1 stop8h 28m
$262
ChicagoIslip
ORD Chicago O'Hare Intl - ISP Islip Long Island
ORDISP
Chicago O'Hare Intl
Fri 8/28
9:10 pm-9:53 am
1 stop11h 43m
Islip Long Island
Sun 8/30
10:57 am-11:08 pm
1 stop13h 11m
$268
MinneapolisIslip
MSP Minneapolis St Paul - ISP Islip Long Island
MSPISP
Minneapolis St Paul
Mon 8/24
7:17 pm-9:53 am
1 stop13h 36m
Islip Long Island
Thu 8/27
10:57 am-6:32 pm
1 stop8h 35m
$272
ChicagoIslip
ORD Chicago O'Hare Intl - ISP Islip Long Island
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
MinneapolisIslip
MSP Minneapolis St Paul - ISP Islip Long Island
MSPISP
Minneapolis St Paul
Fri 9/4
7:10 pm-9:53 am
1 stop13h 43m
Islip Long Island
Sun 9/6
10:57 am-6:25 pm
1 stop8h 28m
$275
MinneapolisIslip
MSP Minneapolis St Paul - ISP Islip Long Island
MSPISP
Minneapolis St Paul
Sun 8/23
7:17 pm-9:53 am
1 stop13h 36m
Islip Long Island
Fri 8/28
10:57 am-6:32 pm
1 stop8h 35m
$298
MinneapolisIslip
MSP Minneapolis St Paul - ISP Islip Long Island
MSPISP
Minneapolis St Paul
Sun 8/23
7:17 pm-9:53 am
1 stop13h 36m
Islip Long Island
Thu 8/27
10:57 am-6:32 pm
1 stop8h 35m
$298
MinneapolisIslip
MSP Minneapolis St Paul - ISP Islip Long Island
MSPISP
Minneapolis St Paul
Fri 8/21
7:17 pm-9:53 am
1 stop13h 36m
Islip Long Island
Thu 8/27
10:57 am-6:32 pm
1 stop8h 35m
$299
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
ATW-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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Other flights to Islip
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Wisconsin and Islip flights
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Popular flight searches
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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 August 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$274 | Average$379 | FlexibilityNo cancel fee | On-time63% |