$135+ 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
jul 31 — ago 71
Round-trip
1 adult, Economy
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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 julho 1, 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 julho 1, 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.
qua 9/27:44 pm
ORD
- ISP
1 stop13h 09m
Frontier
qua 9/94:13 pm
ISP
- ORD
1 stop8h 42m
Frontier
Deal found 6/28![Frontier logo]()
$258
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.
qui 9/37:44 pm
ORD
- ISP
1 stop13h 09m
Frontier
qua 9/94:13 pm
ISP
- ORD
1 stop8h 42m
Frontier
Deal found 6/28![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.
qui 9/37:44 pm
ORD
- ISP
1 stop13h 09m
Frontier
dom 9/134:13 pm
ISP
- ORD
1 stop8h 42m
Frontier
Deal found 6/30![Frontier logo]()
$268
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.
qui 9/37:17 pm
MSP
- ISP
1 stop13h 46m
Frontier
seg 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 6/28. 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.
qua 9/27:44 pm
ORD
- ISP
1 stop13h 09m
Frontier
ter 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 6/28. 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.
qui 9/37:44 pm
ORD
- ISP
1 stop13h 09m
Frontier
ter 9/810:57 am
ISP
- ORD
1 stop13h 11m
Frontier
Deal found 6/28![Frontier logo]()
$278
This Frontier deal was found by Cheapflights users on 6/26. 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.
sex 8/286:05 am
ORD
- ISP
1 stop11h 09m
Frontier
dom 8/3010:57 am
ISP
- ORD
1 stop13h 11m
Frontier
Deal found 6/26![Frontier logo]()
$288
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.
sex 9/49:10 pm
ORD
- ISP
1 stop11h 43m
Frontier
qua 9/94:13 pm
ISP
- ORD
1 stop8h 42m
Frontier
Deal found 6/28![Frontier logo]()
$300
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.
sex 9/46:05 am
ORD
- ISP
1 stop11h 09m
Frontier
seg 9/710:57 am
ISP
- ORD
1 stop13h 11m
Frontier
Deal found 6/28![Frontier logo]()
$305
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.
sex 9/47:17 pm
MSP
- ISP
1 stop13h 36m
Frontier
dom 9/610:57 am
ISP
- MSP
1 stop8h 35m
Frontier
Deal found 6/28![Frontier logo]()
$309
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.
sex 9/49:10 pm
ORD
- ISP
1 stop11h 43m
Frontier
ter 9/810:57 am
ISP
- ORD
1 stop13h 11m
Frontier
Deal found 6/28![Frontier logo]()
$315
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.
ter 10/206:05 am
ORD
- ISP
1 stop7h 58m
Frontier
dom 10/254:13 pm
ISP
- ORD
1 stop8h 42m
Frontier
Deal found 6/30![Frontier logo]()
$320
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 julho 1, 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 julho 1, 2026.
This Frontier deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qua 9/27:44 pm
ORD
- ISP
1 stop13h 09m
Frontier
qua 9/94:13 pm
ISP
- ORD
1 stop8h 42m
Frontier
Deal found 6/27![Frontier logo]()
$258
This Southwest deal was found by Cheapflights users on 6/26. 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.
ter 8/253:05 pm
MKE
- ISP
1 stop5h 00m
Southwest
dom 8/306:20 am
ISP
- MKE
2 stops8h 15m
Southwest
Deal found 6/26![Southwest logo]()
$333
This Priceline deal was found by Cheapflights users on 6/26. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qua 10/73:00 pm
ORD
- ISP
1 stop7h 22m
Multiple Airlines
dom 10/114:13 pm
ISP
- ORD
1 stop8h 42m
Multiple Airlines
Deal found 6/26![Multiple Airlines logo]()
$381
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.
qua 9/163:00 pm
ORD
- ISP
1 stop7h 22m
JetBlue
seg 9/217:00 am
ISP
- ORD
1 stop8h 01m
JetBlue
Deal found 6/29![JetBlue logo]()
$410
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.
qua 9/27:44 pm
ORD
- ISP
1 stop13h 09m
Frontier
ter 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.
sáb 10/176:05 am
ORD
- ISP
1 stop7h 58m
Frontier
qui 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.
sex 8/219:10 pm
ORD
- ISP
1 stop11h 43m
Frontier
seg 8/3110:57 am
ISP
- ORD
1 stop13h 11m
Frontier
Deal found 6/28![Frontier logo]()
$273
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.
sex 7/248:15 pm
MKE
- ISP
1 stop12h 30m
Southwest
ter 7/282:55 pm
ISP
- MKE
2 stops8h 00m
Southwest
Deal found 6/29![Southwest logo]()
$354
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.
qua 10/216:05 am
ORD
- ISP
1 stop7h 58m
Frontier
sex 10/234:13 pm
ISP
- ORD
1 stop8h 42m
Frontier
Deal found 6/30![Frontier logo]()
$278
This Kiwi.com deal was found by Cheapflights users on 6/26. 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.
qui 8/65:13 pm
ORD
- ISP
1 stop15h 40m
Multiple Airlines
dom 8/97:49 pm
ISP
- ORD
2 stops25h 04m
Multiple Airlines
Deal found 6/26![Multiple Airlines logo]()
$406
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.
qui 9/173:00 pm
ORD
- ISP
1 stop7h 22m
JetBlue
sáb 9/197:00 am
ISP
- ORD
1 stop8h 01m
JetBlue
Deal found 6/28![JetBlue logo]()
$419
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.
seg 7/276:50 pm
MSN
- ISP
1 stop20h 57m
Breeze Airways
ter 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 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.
qui 7/238:15 pm
MKE
- ISP
1 stop13h 15m
Southwest
ter 7/286:00 am
ISP
- MKE
1 stop6h 50m
Southwest
Deal found 6/29![Southwest logo]()
$395
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.
ter 9/223:00 pm
ORD
- ISP
1 stop7h 22m
JetBlue
dom 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 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.
sex 8/1411:45 am
MKE
- ISP
2 stops9h 20m
Southwest
dom 8/166:20 am
ISP
- MKE
2 stops8h 15m
Southwest
Deal found 6/29![Southwest logo]()
$421
This Kiwi.com deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom 8/92:24 pm
MSP
- ISP
2 stops18h 29m
Multiple Airlines
qua 8/1211:57 am
ISP
- MSP
1 stop11h 30m
Multiple Airlines
Deal found 6/27![Multiple Airlines logo]()
$475
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.
sex 7/246:45 pm
MKE
- ISP
1 stop3h 55m
Southwest
dom 7/265:20 pm
ISP
- MKE
1 stop6h 25m
Southwest
Deal found 6/28![Southwest logo]()
$426
This Frontier deal was found by Cheapflights users on 6/25. 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.
qui 11/58:00 am
ORD
- ISP
1 stop9h 51m
Frontier
dom 11/84:13 pm
ISP
- ORD
1 stop8h 37m
Frontier
Deal found 6/25![Frontier logo]()
$402
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sex 7/171:50 pm
MSP
- ISP
1 stop19h 03m
Multiple Airlines
seg 7/202:28 pm
ISP
- MSP
1 stop6h 22m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$512
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.
seg 7/276:00 pm
MSP
- ISP
1 stop4h 40m
Southwest
seg 8/35:50 pm
ISP
- MSP
1 stop7h 05m
Southwest
Deal found 6/29![Southwest logo]()
$437
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.
seg 7/136:45 pm
MKE
- ISP
1 stop3h 55m
Southwest
sex 7/173:05 pm
ISP
- MKE
1 stop5h 25m
Southwest
Deal found 6/28![Southwest logo]()
$460
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qua 7/159:35 am
MKE
- ISP
1 stop5h 25m
Southwest
dom 7/196:45 am
ISP
- MKE
1 stop10h 40m
Southwest
Deal found 6/30![Southwest logo]()
$465
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.
seg 7/276:50 pm
MSN
- ISP
1 stop20h 57m
Breeze Airways
sáb 8/12:33 pm
ISP
- MSN
3 stops42h 52m
Breeze Airways
Deal found 6/30![Breeze Airways logo]()
$903
This Southwest deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom 8/95:05 am
MSP
- ISP
2 stops9h 50m
Southwest
qua 8/123:20 pm
ISP
- MSP
2 stops8h 30m
Southwest
Deal found 6/27![Southwest logo]()
$494
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.
qua 7/2910:27 am
MSN
- ISP
2 stops29h 43m
Breeze Airways
seg 8/38:43 pm
ISP
- MSN
3 stops38h 04m
Breeze Airways
Deal found 6/30![Breeze Airways logo]()
$989
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.
qui 8/1312:15 pm
MSP
- ISP
1 stop8h 50m
Southwest
seg 8/174:05 pm
ISP
- MSP
1 stop7h 00m
Southwest
Deal found 6/29![Southwest logo]()
$512
This KAYAK deal was found by Cheapflights users on 6/26. 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.
sáb 7/1110:27 am
MSN
- ISP
3 stops48h 53m
Breeze Airways
qui 7/167:49 pm
ISP
- MSN
3 stops38h 58m
Breeze Airways
Deal found 6/26![Breeze Airways logo]()
$994
This Southwest deal was found by Cheapflights users on 6/26. 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.
sáb 7/1112:50 pm
MSP
- ISP
1 stop9h 25m
Southwest
qua 7/154:40 pm
ISP
- MSP
1 stop7h 25m
Southwest
Deal found 6/26![Southwest logo]()
$512
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.
ter 11/245:40 am
MKE
- ISP
2 stops9h 40m
Southwest
sáb 11/285:30 am
ISP
- MKE
2 stops9h 20m
Southwest
Deal found 6/28![Southwest logo]()
$513
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.
qua 7/296:05 pm
MSN
- ISP
3 stops24h 04m
Breeze Airways
ter 8/411:56 am
ISP
- MSN
3 stops22h 51m
Breeze Airways
Deal found 6/30![Breeze Airways logo]()
$1,003
Last-minute flights from Wisconsin to IslipDiscover last-minute flight deals from Wisconsin to Islip. Data last updated julho 1, 2026 and is based on user searches.
Discover last-minute flight deals from Wisconsin to Islip. Data last updated julho 1, 2026 and is based on user searches.
This Trip.com 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sex 7/105:13 pm
ORD
- ISP
1 stop15h 40m
Frontier
seg 7/1310:57 am
ISP
- ORD
1 stop13h 13m
Frontier
Deal found 6/29![Frontier logo]()
$411
This Trip.com 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom 7/125:13 pm
ORD
- ISP
1 stop15h 40m
Frontier
sex 7/1710:57 am
ISP
- ORD
1 stop13h 13m
Frontier
Deal found 6/29![Frontier logo]()
$421
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
seg 7/137:00 am
ORD
- ISP
1 stop13h 44m
Multiple Airlines
sex 7/1710:57 am
ISP
- ORD
1 stop13h 13m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$404
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.
ter 7/147:00 am
ORD
- ISP
1 stop12h 22m
Multiple Airlines
sáb 7/1810:43 am
ISP
- ORD
1 stop13h 27m
Multiple Airlines
Deal found 6/29![Multiple Airlines logo]()
$382
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.
qua 7/157:00 am
ORD
- ISP
1 stop13h 44m
Multiple Airlines
sáb 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 6/29. 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.
qui 7/165:13 pm
ORD
- ISP
1 stop15h 40m
Frontier
seg 7/2010:57 am
ISP
- ORD
1 stop13h 13m
Frontier
Deal found 6/29![Frontier logo]()
$402
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.
qui 7/238:15 pm
MKE
- ISP
1 stop13h 15m
Southwest
sáb 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.
qui 7/238:15 pm
MKE
- ISP
1 stop13h 15m
Southwest
ter 7/286:00 am
ISP
- MKE
1 stop6h 50m
Southwest
Deal found 6/29![Southwest logo]()
$395
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.
sex 7/248:15 pm
MKE
- ISP
1 stop12h 30m
Southwest
ter 7/284:40 pm
ISP
- MKE
1 stop6h 45m
Southwest
Deal found 6/29![Southwest logo]()
$348
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.
sex 7/246:45 pm
MKE
- ISP
1 stop3h 55m
Southwest
dom 7/265:20 pm
ISP
- MKE
1 stop6h 25m
Southwest
Deal found 6/28![Southwest logo]()
$426
This Travelocity 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb 7/257:00 am
ORD
- ISP
1 stop13h 44m
Multiple Airlines
qua 7/2910:57 am
ISP
- ORD
1 stop13h 13m
Multiple Airlines
Deal found 6/29![Multiple Airlines logo]()
$374
This Kiwi.com deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ter 7/285:13 pm
ORD
- ISP
1 stop15h 40m
Frontier
qua 8/510:57 am
ISP
- ORD
1 stop13h 13m
Frontier
Deal found 6/27![Frontier logo]()
$321
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 julho 1, 2026.
Search for one-way flight options from Wisconsin to Islip. Find affordable one-way fares based on user searches. Data last updated julho 1, 2026.
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.
seg 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.
qui 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.
qui 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.
sex 7/315:13 pm
ORD
- ISP
1 stop15h 40m
Frontier
Deal found 6/28![Frontier logo]()
$143
This Frontier deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sex 8/216:05 am
ORD
- ISP
1 stop11h 09m
Frontier
Deal found 6/27![Frontier logo]()
$150
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.
qui 8/277:17 pm
MSP
- ISP
1 stop13h 36m
Frontier
Deal found 6/29![Frontier logo]()
$150
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.
qui 7/305:13 pm
ORD
- ISP
1 stop15h 40m
Frontier
Deal found 6/28![Frontier logo]()
$154
This Trip.com deal was found by Cheapflights users on 6/25. 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.
qui 7/95:13 pm
ORD
- ISP
1 stop15h 40m
Frontier
Deal found 6/25![Frontier logo]()
$174
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.
qua 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 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qui 8/68:05 am
ORD
- ISP
2 stops27h 15m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$197
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ter 7/217:20 am
MSP
- ISP
1 stop25h 33m
Multiple Airlines
Deal found 6/29![Multiple Airlines logo]()
$199
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.
sex 8/287:17 pm
MSP
- ISP
1 stop13h 36m
Frontier
Deal found 6/29![Frontier logo]()
$200
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 julho 1, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $258 (Frontier) |
One-way from | $135 (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 julho 1, 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
qua 9/2
7:44 pm-9:53 am
1 stop13h 09m
Islip Long Island
qua 9/9
4:13 pm-11:55 pm
1 stop8h 42m
$258
ChicagoIslip
ORD - ISP
ORDISP
Chicago O'Hare Intl
qua 9/2
7:44 pm-9:53 am
1 stop13h 09m
Islip Long Island
ter 9/8
10:57 am-11:08 pm
1 stop13h 11m
$273
ChicagoIslip
ORD - ISP
ORDISP
Chicago O'Hare Intl
sáb 10/17
6:05 am-3:03 pm
1 stop7h 58m
Islip Long Island
qui 10/22
4:13 pm-11:55 pm
1 stop8h 42m
$273
ChicagoIslip
ORD - ISP
ORDISP
Chicago O'Hare Intl
sex 8/21
9:10 pm-9:53 am
1 stop11h 43m
Islip Long Island
seg 8/31
10:57 am-11:08 pm
1 stop13h 11m
$273
ChicagoIslip
ORD - ISP
ORDISP
Chicago O'Hare Intl
qua 10/21
6:05 am-3:03 pm
1 stop7h 58m
Islip Long Island
sex 10/23
4:13 pm-11:55 pm
1 stop8h 42m
$278
MilwaukeeIslip
MKE - ISP
MKEISP
Milwaukee-Mitchell
ter 8/25
3:05 pm-9:05 pm
1 stop5h 00m
Islip Long Island
dom 8/30
6:20 am-1:35 pm
2 stops8h 15m
$333
MilwaukeeIslip
MKE - ISP
MKEISP
Milwaukee-Mitchell
sex 7/24
8:15 pm-9:45 am
1 stop12h 30m
Islip Long Island
ter 7/28
2:55 pm-9:55 pm
2 stops8h 00m
$354
ChicagoIslip
ORD - ISP
ORDISP
Chicago O'Hare Intl
qua 10/7
3:00 pm-11:22 pm
1 stop7h 22m
Islip Long Island
dom 10/11
4:13 pm-11:55 pm
1 stop8h 42m
$381
MilwaukeeIslip
MKE - ISP
MKEISP
Milwaukee-Mitchell
qui 7/23
8:15 pm-10:30 am
1 stop13h 15m
Islip Long Island
ter 7/28
6:00 am-11:50 am
1 stop6h 50m
$395
ChicagoIslip
ORD - ISP
ORDISP
Chicago O'Hare Intl
qui 11/5
8:00 am-6:51 pm
1 stop9h 51m
Islip Long Island
dom 11/8
4:13 pm-11:50 pm
1 stop8h 37m
$402
Showing 1-10 of 59 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
MKE-ISP
MSN-ISP
MSP-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
MKE-ISP
MSN-ISP
MSP-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 julho 1, 2026.
Wisconsin and Islip flights
Browse other Wisconsin and Islip flight options. Last updated on julho 1, 2026.
Popular flight searches
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Wisconsin to Islip flights
Consider these flights traveling from Wisconsin to Islip.
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 julho 1, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$232 | Average$374 | FlexibilityNo cancel fee | On-time63% |