$59+ Cheap flights from Illinois to Wisconsin
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 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — MKE
Jun 19 — Jun 261
Round-trip
1 adult, Economy
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Find cheap flights from Illinois to Wisconsin with Cheapflights
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Cheapest flights from Illinois to WisconsinExplore the most affordable flight options available from Illinois to Wisconsin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 20, 2026.
Explore the most affordable flight options available from Illinois to Wisconsin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 20, 2026.
This Delta deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/165:36 pm
STL
- MSP
Nonstop1h 39m
Delta
Tue 6/237:00 am
MSP
- STL
Nonstop1h 42m
Delta
Deal found 5/18![Delta logo]()
$137
This Super.com deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/46:25 pm
ORD
- MSP
Nonstop1h 46m
Sun Country Air
Mon 6/84:20 pm
MSP
- ORD
Nonstop1h 49m
Sun Country Air
Deal found 5/15![Sun Country Air logo]()
$146
This Southwest deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/238:30 am
STL
- MSP
1 stop6h 00m
Southwest
Tue 6/307:55 am
MSP
- STL
Nonstop1h 35m
Southwest
Deal found 5/18![Southwest logo]()
$147
This Super.com deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/177:12 pm
ORD
- MSP
Nonstop1h 40m
Sun Country Air
Sun 9/203:35 pm
MSP
- ORD
Nonstop1h 39m
Sun Country Air
Deal found 5/15![Sun Country Air logo]()
$147
This Southwest deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” 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 6/304:30 pm
MDW
- MSP
Nonstop1h 30m
Southwest
Wed 7/17:55 am
MSP
- MDW
1 stop4h 30m
Southwest
Deal found 5/15![Southwest logo]()
$147
This Sun Country Air deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/46:25 pm
ORD
- MSP
Nonstop1h 46m
Sun Country Air
Tue 7/79:05 am
MSP
- ORD
Nonstop1h 49m
Sun Country Air
Deal found 5/15![Sun Country Air logo]()
$148
This Southwest deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/92:50 pm
MDW
- MSP
Nonstop1h 30m
Southwest
Tue 6/167:05 am
MSP
- MDW
2 stops6h 30m
Southwest
Deal found 5/18![Southwest logo]()
$152
This Southwest deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” 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 6/107:40 am
MDW
- MSP
Nonstop1h 30m
Southwest
Wed 6/173:10 pm
MSP
- MDW
1 stop8h 00m
Southwest
Deal found 5/16![Southwest logo]()
$153
This Super.com deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/118:19 pm
ORD
- MSP
Nonstop1h 43m
Sun Country Air
Mon 6/153:40 pm
MSP
- ORD
Nonstop1h 49m
Sun Country Air
Deal found 5/19![Sun Country Air logo]()
$156
This Southwest deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/285:40 am
STL
- MSP
1 stop3h 30m
Southwest
Tue 8/410:50 am
MSP
- STL
1 stop7h 05m
Southwest
Deal found 5/15![Southwest logo]()
$157
This Super.com deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/56:25 pm
ORD
- MSP
Nonstop1h 46m
Sun Country Air
Mon 6/84:20 pm
MSP
- ORD
Nonstop1h 49m
Sun Country Air
Deal found 5/18![Sun Country Air logo]()
$157
This Southwest deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/235:10 pm
MDW
- MSP
1 stop5h 35m
Southwest
Tue 6/303:10 pm
MSP
- MDW
1 stop6h 00m
Southwest
Deal found 5/17![Southwest logo]()
$157
Best flights from Illinois to WisconsinDiscover carefully curated flight deals from Illinois to Wisconsin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 20, 2026.
Discover carefully curated flight deals from Illinois to Wisconsin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 20, 2026.
This Southwest deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/289:15 pm
STL
- MSP
Nonstop1h 30m
Southwest
Tue 8/44:30 pm
MSP
- STL
Nonstop1h 25m
Southwest
Deal found 5/15![Southwest logo]()
$137
This Sun Country Air deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/266:25 pm
ORD
- MSP
Nonstop1h 46m
Sun Country Air
Mon 6/293:35 pm
MSP
- ORD
Nonstop1h 49m
Sun Country Air
Deal found 5/19![Sun Country Air logo]()
$169
This American Airlines deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/279:21 pm
ORD
- MKE
Nonstop1h 04m
American Airlines
Tue 6/301:28 pm
MKE
- ORD
Nonstop1h 15m
American Airlines
Deal found 5/17![American Airlines logo]()
$207
This United Airlines deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1710:25 am
ORD
- MSP
Nonstop1h 47m
United Airlines
Wed 6/246:00 am
MSP
- ORD
Nonstop1h 44m
United Airlines
Deal found 5/15![United Airlines logo]()
$207
This Delta deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/98:52 am
ORD
- MSP
1 stop4h 22m
Delta
Wed 6/107:00 am
MSP
- ORD
Nonstop1h 35m
Delta
Deal found 5/17![Delta logo]()
$207
This Sun Country Air deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/106:31 pm
ORD
- MSP
Nonstop1h 46m
Sun Country Air
Sun 7/123:40 pm
MSP
- ORD
Nonstop1h 49m
Sun Country Air
Deal found 5/19![Sun Country Air logo]()
$198
This Kiwi.com deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/87:05 am
ORD
- MKE
2 stops24h 53m
Frontier
Wed 8/1212:10 pm
MKE
- ORD
1 stop7h 43m
Frontier
Deal found 5/16![Frontier logo]()
$408
This American Airlines deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/911:59 am
ORD
- MKE
Nonstop0h 58m
American Airlines
Thu 6/116:50 pm
MKE
- ORD
Nonstop1h 24m
American Airlines
Deal found 5/15![American Airlines logo]()
$208
This Southwest deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” 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 6/1611:20 am
STL
- MSP
1 stop5h 00m
Southwest
Wed 6/177:55 am
MSP
- STL
Nonstop1h 35m
Southwest
Deal found 5/15![Southwest logo]()
$217
This Delta deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/238:21 pm
ORD
- MSP
Nonstop1h 47m
Delta
Fri 6/263:20 pm
MSP
- ORD
Nonstop1h 42m
Delta
Deal found 5/19![Delta logo]()
$226
This American Airlines deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/176:59 am
ORD
- MKE
Nonstop1h 03m
American Airlines
Tue 7/215:02 am
MKE
- ORD
Nonstop1h 12m
American Airlines
Deal found 5/17![American Airlines logo]()
$208
This United Airlines deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/113:35 pm
ORD
- ATW
Nonstop1h 19m
United Airlines
Sun 6/288:15 am
ATW
- ORD
Nonstop1h 30m
United Airlines
Deal found 5/18![United Airlines logo]()
$239
This Delta deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/17:16 pm
MDW
- MSP
Nonstop1h 43m
Delta
Sun 7/56:55 am
MSP
- MDW
Nonstop1h 42m
Delta
Deal found 5/16![Delta logo]()
$226
This Southwest deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/18:10 am
MDW
- MSP
Nonstop1h 30m
Southwest
Tue 8/47:15 am
MSP
- MDW
1 stop6h 15m
Southwest
Deal found 5/19![Southwest logo]()
$236
This American Airlines deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/116:59 pm
ORD
- MKE
Nonstop0h 59m
American Airlines
Sun 6/145:00 am
MKE
- ORD
Nonstop1h 12m
American Airlines
Deal found 5/19![American Airlines logo]()
$219
This United Airlines deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/1510:25 am
STL
- ORD
Nonstop1h 32m
United Airlines
Tue 6/1610:40 am
ORD
- STL
Nonstop1h 31m
United Airlines
Deal found 5/18![United Airlines logo]()
$248
This Delta deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/281:49 pm
MDW
- MSP
Nonstop1h 44m
Delta
Thu 7/306:55 am
MSP
- MDW
Nonstop1h 42m
Delta
Deal found 5/17![Delta logo]()
$226
This Southwest deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/15:20 pm
MDW
- MSP
1 stop6h 35m
Southwest
Sun 7/55:20 am
MSP
- MDW
Nonstop1h 30m
Southwest
Deal found 5/17![Southwest logo]()
$236
This Delta deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/248:36 am
ORD
- MSP
Nonstop1h 39m
Delta
Sun 6/286:04 am
MSP
- ORD
1 stop4h 46m
Delta
Deal found 5/19![Delta logo]()
$236
This American Airlines deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/118:05 am
ORD
- GRB
Nonstop1h 13m
American Airlines
Sun 6/146:51 pm
GRB
- ORD
Nonstop1h 36m
American Airlines
Deal found 5/17![American Airlines logo]()
$239
This United Airlines deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/95:45 pm
ORD
- MKE
Nonstop1h 06m
United Airlines
Wed 6/101:30 pm
MKE
- ORD
Nonstop1h 10m
United Airlines
Deal found 5/16![United Airlines logo]()
$267
This Southwest deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/138:40 pm
MDW
- MSP
Nonstop1h 30m
Southwest
Sun 8/165:55 pm
MSP
- MDW
Nonstop1h 30m
Southwest
Deal found 5/18![Southwest logo]()
$246
This Delta deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/16:30 am
ORD
- MSP
Nonstop1h 36m
Delta
Sun 7/56:04 am
MSP
- ORD
1 stop6h 56m
Delta
Deal found 5/16![Delta logo]()
$236
This American Airlines deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/178:05 am
ORD
- GRB
Nonstop1h 16m
American Airlines
Sun 7/199:46 am
GRB
- ORD
Nonstop1h 20m
American Airlines
Deal found 5/19![American Airlines logo]()
$239
This United Airlines deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/19:20 pm
ORD
- MKE
Nonstop1h 01m
United Airlines
Thu 6/46:20 am
MKE
- ORD
Nonstop1h 10m
United Airlines
Deal found 5/18![United Airlines logo]()
$277
This Southwest deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/106:15 pm
STL
- MSP
1 stop5h 40m
Southwest
Fri 6/125:40 pm
MSP
- STL
Nonstop1h 30m
Southwest
Deal found 5/19![Southwest logo]()
$259
This Delta deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/288:21 pm
ORD
- MSP
Nonstop1h 51m
Delta
Thu 7/306:04 am
MSP
- ORD
1 stop6h 59m
Delta
Deal found 5/17![Delta logo]()
$236
This Southwest deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/249:15 pm
STL
- MSP
Nonstop1h 30m
Southwest
Sun 6/285:20 am
MSP
- STL
1 stop4h 10m
Southwest
Deal found 5/19![Southwest logo]()
$259
This Delta deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/259:19 am
MDW
- MSP
1 stop3h 52m
Delta
Tue 7/284:40 pm
MSP
- MDW
Nonstop1h 38m
Delta
Deal found 5/16![Delta logo]()
$236
This United Airlines deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/168:50 am
ORD
- MSP
Nonstop1h 46m
United Airlines
Thu 6/2511:32 am
MSP
- ORD
Nonstop1h 43m
United Airlines
Deal found 5/18![United Airlines logo]()
$296
Last-minute flights from Illinois to WisconsinDiscover last-minute flight deals from Illinois to Wisconsin. Data last updated May 20, 2026 and is based on user searches.
Discover last-minute flight deals from Illinois to Wisconsin. Data last updated May 20, 2026 and is based on user searches.
This Super.com deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/46:25 pm
ORD
- MSP
Nonstop1h 46m
Sun Country Air
Mon 6/84:20 pm
MSP
- ORD
Nonstop1h 49m
Sun Country Air
Deal found 5/15![Sun Country Air logo]()
$146
This Sun Country Air deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/46:25 pm
ORD
- MSP
Nonstop1h 46m
Sun Country Air
Tue 7/79:05 am
MSP
- ORD
Nonstop1h 49m
Sun Country Air
Deal found 5/15![Sun Country Air logo]()
$148
This Cheapflightsfares deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/46:25 pm
ORD
- MSP
Nonstop1h 46m
Sun Country Air
Thu 6/115:30 pm
MSP
- ORD
Nonstop1h 49m
Sun Country Air
Deal found 5/15![Sun Country Air logo]()
$158
This Super.com deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/56:25 pm
ORD
- MSP
Nonstop1h 46m
Sun Country Air
Mon 6/84:20 pm
MSP
- ORD
Nonstop1h 49m
Sun Country Air
Deal found 5/18![Sun Country Air logo]()
$157
This Southwest deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/92:50 pm
MDW
- MSP
Nonstop1h 30m
Southwest
Tue 6/167:05 am
MSP
- MDW
2 stops6h 30m
Southwest
Deal found 5/18![Southwest logo]()
$152
This Southwest deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” 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 6/107:40 am
MDW
- MSP
Nonstop1h 30m
Southwest
Wed 6/173:10 pm
MSP
- MDW
1 stop8h 00m
Southwest
Deal found 5/16![Southwest logo]()
$153
This Super.com deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/118:19 pm
ORD
- MSP
Nonstop1h 43m
Sun Country Air
Mon 6/153:40 pm
MSP
- ORD
Nonstop1h 49m
Sun Country Air
Deal found 5/19![Sun Country Air logo]()
$156
This Delta deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/165:36 pm
STL
- MSP
Nonstop1h 39m
Delta
Tue 6/237:00 am
MSP
- STL
Nonstop1h 42m
Delta
Deal found 5/18![Delta logo]()
$137
This Southwest deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/238:30 am
STL
- MSP
1 stop6h 00m
Southwest
Tue 6/307:55 am
MSP
- STL
Nonstop1h 35m
Southwest
Deal found 5/18![Southwest logo]()
$147
This Southwest deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/235:10 pm
MDW
- MSP
1 stop5h 35m
Southwest
Tue 6/303:10 pm
MSP
- MDW
1 stop6h 00m
Southwest
Deal found 5/17![Southwest logo]()
$157
This Delta deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/246:30 am
ORD
- MSP
Nonstop1h 36m
Delta
Thu 7/23:20 pm
MSP
- ORD
Nonstop1h 42m
Delta
Deal found 5/15![Delta logo]()
$147
This Southwest deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” 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 6/304:30 pm
MDW
- MSP
Nonstop1h 30m
Southwest
Wed 7/17:55 am
MSP
- MDW
1 stop4h 30m
Southwest
Deal found 5/15![Southwest logo]()
$147
One-way flights from Illinois to WisconsinSearch for one-way flight options from Illinois to Wisconsin. Find affordable one-way fares based on user searches. Data last updated May 20, 2026.
Search for one-way flight options from Illinois to Wisconsin. Find affordable one-way fares based on user searches. Data last updated May 20, 2026.
This American Airlines deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/108:40 am
STL
- ORD
Nonstop1h 38m
American Airlines
Deal found 5/15![American Airlines logo]()
$59
This Southwest deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/19:15 pm
STL
- MSP
Nonstop1h 30m
Southwest
Deal found 5/17![Southwest logo]()
$69
This United Airlines deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/16:00 am
STL
- ORD
Nonstop1h 30m
United Airlines
Deal found 5/19![United Airlines logo]()
$69
This Kiwi.com deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/295:06 pm
STL
- ORD
1 stop14h 57m
Frontier
Deal found 5/18![Frontier logo]()
$70
This United Airlines deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/306:00 am
STL
- MSP
1 stop4h 36m
United Airlines
Deal found 5/17![United Airlines logo]()
$74
This Kiwi.com deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/46:25 pm
ORD
- MSP
Nonstop1h 46m
Sun Country Air
Deal found 5/18![Sun Country Air logo]()
$78
This Sun Country Air deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/308:00 am
ORD
- MSP
Nonstop1h 36m
Sun Country Air
Deal found 5/15![Sun Country Air logo]()
$79
This Southwest deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/305:20 pm
MDW
- MSP
1 stop6h 35m
Southwest
Deal found 5/18![Southwest logo]()
$79
This Delta deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/161:59 pm
STL
- ORD
1 stop6h 32m
Delta
Deal found 5/18![Delta logo]()
$79
This eDestinos deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/166:31 pm
ORD
- MSP
Nonstop1h 46m
Sun Country Air
Deal found 5/18![Sun Country Air logo]()
$82
This Kiwi.com deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/155:06 pm
STL
- ORD
1 stop26h 44m
Frontier
Deal found 5/18![Frontier logo]()
$82
This Southwest deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/304:25 pm
STL
- MSP
2 stops7h 30m
Southwest
Deal found 5/17![Southwest logo]()
$84
Find flight deals from Illinois to Wisconsin
Keep the following information in mind while searching for Illinois to Wisconsin flight deals. Data was last updated May 20, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $137 (Delta) |
One-way from | $59 (American Airlines) |
Good round-trip deal | $254 or less |
Good one-way deal | $198 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Illinois to Wisconsin that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 20, 2026.
Use the filters below to find and compare flights from Illinois to Wisconsin that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisMinneapolis
STL - MSP
STLMSP
Lambert-St Louis
Tue 7/28
9:15 pm-10:45 pm
Nonstop1h 30m
Minneapolis St Paul
Tue 8/4
4:30 pm-5:55 pm
Nonstop1h 25m
$137
ChicagoMinneapolis
ORD - MSP
ORDMSP
Chicago O'Hare Intl
Fri 6/26
6:25 pm-8:11 pm
Nonstop1h 46m
Minneapolis St Paul
Mon 6/29
3:35 pm-5:24 pm
Nonstop1h 49m
$169
ChicagoMinneapolis
ORD - MSP
ORDMSP
Chicago O'Hare Intl
Fri 7/10
6:31 pm-8:17 pm
Nonstop1h 46m
Minneapolis St Paul
Sun 7/12
3:40 pm-5:29 pm
Nonstop1h 49m
$198
ChicagoMilwaukee
ORD - MKE
ORDMKE
Chicago O'Hare Intl
Sat 6/27
9:21 pm-10:25 pm
Nonstop1h 04m
Milwaukee-Mitchell
Tue 6/30
1:28 pm-2:43 pm
Nonstop1h 15m
$207
ChicagoMinneapolis
ORD - MSP
ORDMSP
Chicago O'Hare Intl
Wed 6/17
10:25 am-12:12 pm
Nonstop1h 47m
Minneapolis St Paul
Wed 6/24
6:00 am-7:44 am
Nonstop1h 44m
$207
ChicagoMinneapolis
ORD - MSP
ORDMSP
Chicago O'Hare Intl
Tue 6/9
8:52 am-1:14 pm
1 stop4h 22m
Minneapolis St Paul
Wed 6/10
7:00 am-8:35 am
Nonstop1h 35m
$207
ChicagoMilwaukee
ORD - MKE
ORDMKE
Chicago O'Hare Intl
Tue 6/9
11:59 am-12:57 pm
Nonstop0h 58m
Milwaukee-Mitchell
Thu 6/11
6:50 pm-8:14 pm
Nonstop1h 24m
$208
ChicagoMilwaukee
ORD - MKE
ORDMKE
Chicago O'Hare Intl
Fri 7/17
6:59 am-8:02 am
Nonstop1h 03m
Milwaukee-Mitchell
Tue 7/21
5:02 am-6:14 am
Nonstop1h 12m
$208
St. LouisMinneapolis
STL - MSP
STLMSP
Lambert-St Louis
Tue 6/16
11:20 am-4:20 pm
1 stop5h 00m
Minneapolis St Paul
Wed 6/17
7:55 am-9:30 am
Nonstop1h 35m
$217
Quickest round-trip
ChicagoMilwaukee
ORD - MKE
ORDMKE
Chicago O'Hare Intl
Thu 6/11
6:59 pm-7:58 pm
Nonstop0h 59m
Milwaukee-Mitchell
Sun 6/14
5:00 am-6:12 am
Nonstop1h 12m
$219
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Illinois to Wisconsin
Have a flexible travel schedule? Discover the best time to fly to Wisconsin from Illinois with our price prediction graph.
STL-MSP
ORD-MSP
ORD-MKE
ORD-ATW
MDW-MSP
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 Illinois to Wisconsin
USIL-USWI
STL-MSP
ORD-MSP
ORD-MKE
ORD-ATW
What is the cheapest month to book a flight from Illinois to Wisconsin?
Currently, January is the cheapest month in which you can book a flight from Illinois to Wisconsin (average of $179). Flying from Illinois to Wisconsin in March is currently the most expensive (average of $294). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from IL to WI?
Find hourly flight availability from Illinois to Wisconsin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 20, 2026.
One of the essential ways to save on airfare from Illinois to Wisconsin is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 19% on airfare.
What is the cheapest day to fly from Illinois to Wisconsin?
Use this chart to determine the cheapest time to fly round-trip from Illinois to Wisconsin. Price data was last updated on May 16, 2026.
Travelers seeking maximum savings on their Illinois to Wisconsin flight should consider departing on Thursday at noon when fares are most often at their lowest. Monday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Wisconsin
Get insights into the airlines that provide service to Wisconsin. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Wisconsin. Reviews last updated May 20, 2026.
Read through reviews of airlines operating flights from Illinois to Wisconsin, such as United Airlines and American Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.1
Comfort
7.3
Entertainment
7.1
Boarding
7.7
Food
6.6
Overall
7.4
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
Crew
8.1
Comfort
7.3
Entertainment
7.1
Boarding
7.7
Food
6.6
Overall
7.4
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
Crew
8.1
Comfort
7.3
Entertainment
7.1
Boarding
7.7
Food
6.6
Overall
7.4
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
Related info for your journey
Find useful and relevant information for your journey from Illinois to Wisconsin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Illinois to Wisconsin
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Wisconsin by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Illinois to Wisconsin by cabin class
Find flights from Illinois to Wisconsin, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Illinois and Wisconsin flights
Browse other Illinois and Wisconsin flight options. Last updated on May 20, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Wisconsin
Find the right flight back to Illinois after your stay in Wisconsin
Illinois to Wisconsin flights
Consider these flights traveling from Illinois to Wisconsin.
Top 2 airlines flying from Illinois to Wisconsin
Discover the top 2 airlines that operate flights from Illinois to Wisconsin. 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 May 20, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$179 | Average$328 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$179 | Average$362 | FlexibilityNo cancel fee | On-time69% |