$81+ Cheap flights from Illinois to Wisconsin
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/7. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — MKE
Nov 12 — Nov 191
Round-trip
1 adult, Economy
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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 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 October 13, 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 October 13, 2026.
This United Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” 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 10/269:20 pm -
Nonstop0h 55m
Wed 11/410:48 am -
Nonstop1h 11m
Deal found 10/8![United Airlines logo]()
$161
This United Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” 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.
Fri 11/610:10 pm -
Nonstop1h 21m
Sun 11/82:26 pm -
Nonstop1h 39m
Deal found 10/8![United Airlines logo]()
$180
This United Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” 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.
Fri 10/3010:10 pm -
Nonstop1h 21m
Mon 11/25:05 am -
Nonstop1h 38m
Deal found 10/8![United Airlines logo]()
$200
This United Airlines deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” 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 11/2511:59 am -
Nonstop1h 28m
Wed 12/25:26 am -
Nonstop1h 39m
Deal found 10/11![United Airlines logo]()
$201
This United Airlines deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” 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 11/59:02 am -
Nonstop1h 11m
Mon 11/92:23 pm -
Nonstop1h 12m
Deal found 10/11![United Airlines logo]()
$209
This American Airlines deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” 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 11/56:56 pm -
Nonstop1h 06m
Mon 11/98:40 am -
Nonstop1h 25m
Deal found 10/9![American Airlines logo]()
$210
This American Airlines deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” 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 12/126:49 am -
Nonstop1h 09m
Fri 12/1810:08 am -
Nonstop1h 22m
Deal found 10/10![American Airlines logo]()
$219
This American Airlines deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” 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.
Sun 11/19:35 pm -
Nonstop1h 02m
Mon 11/22:55 pm -
Nonstop1h 15m
Deal found 10/11![American Airlines logo]()
$229
This American Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” 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 10/226:59 am -
Nonstop1h 08m
Thu 10/295:00 am -
Nonstop1h 13m
Deal found 10/8![American Airlines logo]()
$234
This United Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” 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.
Sun 11/111:59 am -
Nonstop1h 28m
Mon 11/25:05 am -
Nonstop1h 38m
Deal found 10/8![United Airlines logo]()
$244
This American Airlines deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” 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.
Sun 11/86:49 am -
Nonstop0h 59m
Sun 11/157:29 pm -
Nonstop1h 31m
Deal found 10/10![American Airlines logo]()
$249
This American Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” 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.
Wed 11/410:05 am -
Nonstop1h 03m
Wed 11/117:29 pm -
Nonstop1h 31m
Deal found 10/8![American Airlines logo]()
$251
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 October 13, 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 October 13, 2026.
This United Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” 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 10/269:20 pm -
Nonstop0h 55m
Wed 11/410:48 am -
Nonstop1h 11m
Deal found 10/8![United Airlines logo]()
$161
This American Airlines deal was found by Cheapflights users on 10/12. Clicking the “Pick Dates” 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 11/55:30 pm -
Nonstop1h 05m
Mon 11/98:40 am -
Nonstop1h 25m
Deal found 10/12![American Airlines logo]()
$210
This Delta deal was found by Cheapflights users on 10/12. Clicking the “Pick Dates” 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.
Thu 11/512:30 pm -
1 stop3h 41m
Sun 11/811:04 am -
1 stop5h 28m
Deal found 10/12![Delta logo]()
$309
This United Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” 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 11/1211:59 am -
Nonstop1h 28m
Mon 11/162:26 pm -
Nonstop1h 39m
Deal found 10/8![United Airlines logo]()
$180
This United Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” 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.
Fri 11/610:10 pm -
Nonstop1h 21m
Sun 11/82:26 pm -
Nonstop1h 39m
Deal found 10/8![United Airlines logo]()
$180
This United Airlines deal was found by Cheapflights users on 10/12. Clicking the “Pick Dates” 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.
Fri 4/29:30 pm -
Nonstop1h 22m
Thu 4/82:45 pm -
Nonstop1h 33m
Deal found 10/12![United Airlines logo]()
$180
This American Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” 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 10/226:59 am -
Nonstop1h 08m
Thu 10/295:00 am -
Nonstop1h 13m
Deal found 10/8![American Airlines logo]()
$234
This United Airlines deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” 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.
Fri 10/3010:10 pm -
Nonstop1h 21m
Mon 11/25:05 am -
Nonstop1h 38m
Deal found 10/9![United Airlines logo]()
$200
This American Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” 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 10/296:59 am -
Nonstop1h 08m
Mon 11/25:04 am -
Nonstop1h 20m
Deal found 10/8![American Airlines logo]()
$259
This United Airlines deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” 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 11/2511:59 am -
Nonstop1h 28m
Wed 12/25:26 am -
Nonstop1h 39m
Deal found 10/11![United Airlines logo]()
$201
This Delta deal was found by Cheapflights users on 10/12. Clicking the “Pick Dates” 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.
Thu 11/127:05 am -
1 stop3h 23m
Thu 11/1912:33 pm -
1 stop4h 08m
Deal found 10/12![Delta logo]()
$309
This American Airlines deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” 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.
Wed 11/254:50 pm -
Nonstop1h 30m
Sun 11/296:50 pm -
Nonstop1h 37m
Deal found 10/11![American Airlines logo]()
$279
This Delta deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” 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 11/182:44 pm -
1 stop5h 51m
Sun 11/227:00 am -
1 stop3h 39m
Deal found 10/9![Delta logo]()
$309
This United Airlines deal was found by Cheapflights users on 10/12. Clicking the “Pick Dates” 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.
Fri 11/275:55 pm -
Nonstop1h 03m
Sun 11/296:47 am -
Nonstop1h 12m
Deal found 10/12![United Airlines logo]()
$229
This American Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” 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 10/2910:30 am -
Nonstop1h 23m
Sun 11/112:24 pm -
Nonstop1h 26m
Deal found 10/8![American Airlines logo]()
$279
This Delta deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” 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.
Fri 11/67:00 am -
1 stop3h 24m
Fri 11/135:38 pm -
1 stop3h 55m
Deal found 10/9![Delta logo]()
$309
This American Airlines deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” 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 11/274:50 pm -
Nonstop1h 30m
Fri 12/46:52 pm -
Nonstop1h 38m
Deal found 10/13![American Airlines logo]()
$279
This Delta deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” 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 11/79:59 am -
1 stop6h 22m
Sat 11/145:35 pm -
1 stop3h 58m
Deal found 10/10![Delta logo]()
$309
This United Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” 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.
Sun 12/2010:00 pm -
Nonstop1h 11m
Sun 12/2710:38 am -
Nonstop1h 20m
Deal found 10/8![United Airlines logo]()
$249
This American Airlines deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” 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 11/2610:30 am -
Nonstop1h 26m
Tue 12/112:26 pm -
Nonstop1h 27m
Deal found 10/9![American Airlines logo]()
$279
This Delta deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” 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.
Thu 11/56:20 am -
1 stop5h 18m
Sun 11/86:05 am -
1 stop5h 35m
Deal found 10/11![Delta logo]()
$309
This American Airlines deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” 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 11/244:50 pm -
Nonstop1h 30m
Fri 11/276:39 am -
Nonstop1h 41m
Deal found 10/11![American Airlines logo]()
$279
This Delta deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” 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.
Fri 12/46:20 am -
1 stop5h 39m
Sun 12/65:39 pm -
1 stop3h 56m
Deal found 10/11![Delta logo]()
$309
This United Airlines deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” 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 10/291:55 pm -
Nonstop1h 03m
Mon 11/26:18 pm -
Nonstop1h 12m
Deal found 10/9![United Airlines logo]()
$258
This American Airlines deal was found by Cheapflights users on 10/12. Clicking the “Pick Dates” 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.
Wed 11/1110:30 am -
Nonstop1h 23m
Mon 11/1612:24 pm -
Nonstop1h 26m
Deal found 10/12![American Airlines logo]()
$280
This Delta deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” 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.
Fri 10/305:29 pm -
1 stop3h 32m
Sat 10/314:51 pm -
1 stop4h 36m
Deal found 10/10![Delta logo]()
$324
This United Airlines deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” 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 10/2611:59 am -
Nonstop1h 28m
Fri 10/302:26 pm -
Nonstop1h 39m
Deal found 10/11![United Airlines logo]()
$280
This American Airlines deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” 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 11/276:42 pm -
Nonstop1h 16m
Fri 12/45:39 am -
Nonstop1h 44m
Deal found 10/13![American Airlines logo]()
$289
This Delta deal was found by Cheapflights users on 10/12. Clicking the “Pick Dates” 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.
Thu 11/56:20 am -
1 stop5h 18m
Thu 11/1211:08 am -
1 stop5h 10m
Deal found 10/12![Delta logo]()
$324
This United Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” 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 11/512:48 pm -
Nonstop1h 08m
Thu 11/126:15 am -
Nonstop1h 36m
Deal found 10/8![United Airlines logo]()
$289
Last-minute flights from Illinois to WisconsinDiscover last-minute flight deals from Illinois to Wisconsin. Data last updated October 13, 2026 and is based on user searches.
Discover last-minute flight deals from Illinois to Wisconsin. Data last updated October 13, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” 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 10/226:59 am -
Nonstop1h 08m
Thu 10/295:00 am -
Nonstop1h 13m
Deal found 10/8![American Airlines logo]()
$234
This United Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” 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 10/269:20 pm -
Nonstop0h 55m
Wed 11/410:48 am -
Nonstop1h 11m
Deal found 10/8![United Airlines logo]()
$161
This United Airlines deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” 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 10/291:55 pm -
Nonstop1h 03m
Mon 11/26:18 pm -
Nonstop1h 12m
Deal found 10/9![United Airlines logo]()
$258
This United Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” 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.
Fri 10/3010:10 pm -
Nonstop1h 21m
Mon 11/25:05 am -
Nonstop1h 38m
Deal found 10/8![United Airlines logo]()
$200
This American Airlines deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” 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.
Sun 11/19:35 pm -
Nonstop1h 02m
Mon 11/22:55 pm -
Nonstop1h 15m
Deal found 10/11![American Airlines logo]()
$229
This United Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” 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.
Sun 11/111:59 am -
Nonstop1h 28m
Mon 11/25:05 am -
Nonstop1h 38m
Deal found 10/8![United Airlines logo]()
$244
This American Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” 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.
Wed 11/410:05 am -
Nonstop1h 03m
Wed 11/117:29 pm -
Nonstop1h 31m
Deal found 10/8![American Airlines logo]()
$251
This United Airlines deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” 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 11/59:02 am -
Nonstop1h 11m
Mon 11/92:23 pm -
Nonstop1h 12m
Deal found 10/11![United Airlines logo]()
$209
This American Airlines deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” 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 11/56:56 pm -
Nonstop1h 06m
Mon 11/98:40 am -
Nonstop1h 25m
Deal found 10/9![American Airlines logo]()
$210
This United Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” 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.
Fri 11/610:10 pm -
Nonstop1h 21m
Sun 11/82:26 pm -
Nonstop1h 39m
Deal found 10/8![United Airlines logo]()
$180
This American Airlines deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” 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.
Sun 11/86:49 am -
Nonstop0h 59m
Sun 11/157:29 pm -
Nonstop1h 31m
Deal found 10/10![American Airlines logo]()
$249
This United Airlines deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” 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 11/2511:59 am -
Nonstop1h 28m
Wed 12/25:26 am -
Nonstop1h 39m
Deal found 10/11![United Airlines logo]()
$201
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 October 13, 2026.
Search for one-way flight options from Illinois to Wisconsin. Find affordable one-way fares based on user searches. Data last updated October 13, 2026.
This United Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” 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 12/74:15 pm -
Nonstop1h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![United Airlines logo]()
$81
This United Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” 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 12/810:09 pm -
Nonstop1h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![United Airlines logo]()
$88
This United Airlines deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” 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.
Sun 11/2911:59 am -
Nonstop1h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/13![United Airlines logo]()
$98
This United Airlines deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” 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 11/109:02 am -
Nonstop1h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![United Airlines logo]()
$105
This United Airlines deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” 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.
Sat 11/710:10 pm -
Nonstop1h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/10![United Airlines logo]()
$113
This Kiwi.com deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” 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 12/87:32 pm -
2 stops37h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![Multiple Airlines logo]()
$116
This Kiwi.com deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” 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.
Fri 12/1110:37 pm -
2 stops34h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/10![Multiple Airlines logo]()
$121
This Kiwi.com deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” 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 12/95:35 am -
1 stop27h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![Multiple Airlines logo]()
$124
This American Airlines deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” 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.
Sun 12/61:14 pm -
Nonstop1h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/11![American Airlines logo]()
$125
This Kiwi.com deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” 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 11/119:51 am -
1 stop23h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![Multiple Airlines logo]()
$125
This Kiwi.com deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” 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 1/1210:18 am -
1 stop23h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/11![Multiple Airlines logo]()
$125
This United Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” 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.
Sat 12/56:29 am -
Nonstop1h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![United Airlines logo]()
$126
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 October 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $161 (United Airlines) |
One-way from | $81 (United Airlines) |
Popular in | May |
Cheapest in | February |
Average price | $209 |
Good round-trip deal | $269 or less |
Good one-way deal | $258 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 7,457,451 searches. Data last updated October 13, 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
ChicagoEau Claire
ORD Chicago O'Hare Intl - EAU Eau Claire
ORDEAU
Chicago O'Hare Intl
Thu 3/4
9:30 pm-10:52 pm
Nonstop1h 22m
Eau Claire
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$88
ChicagoEau Claire
ORD Chicago O'Hare Intl - EAU Eau Claire
ORDEAU
Chicago O'Hare Intl
Tue 12/8
10:09 pm-11:30 pm
Nonstop1h 21m
Eau Claire
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$88
ChicagoEau Claire
ORD Chicago O'Hare Intl - EAU Eau Claire
ORDEAU
Chicago O'Hare Intl
Sat 12/19
10:00 pm-11:35 pm
Nonstop1h 35m
Eau Claire
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$88
ChicagoEau Claire
ORD Chicago O'Hare Intl - EAU Eau Claire
ORDEAU
Chicago O'Hare Intl
Sun 12/20
12:12 pm-1:47 pm
Nonstop1h 35m
Eau Claire
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$98
ChicagoEau Claire
ORD Chicago O'Hare Intl - EAU Eau Claire
ORDEAU
Chicago O'Hare Intl
Sun 11/29
11:59 am-1:27 pm
Nonstop1h 28m
Eau Claire
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$98
Quickest round-trip
ChicagoMilwaukee
ORD Chicago O'Hare Intl - MKE Milwaukee-Mitchell
ORDMKE
Chicago O'Hare Intl
Mon 11/9
4:00 pm-5:03 pm
Nonstop1h 03m
Milwaukee-Mitchell
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$105
ChicagoMilwaukee
ORD Chicago O'Hare Intl - MKE Milwaukee-Mitchell
ORDMKE
Chicago O'Hare Intl
Fri 11/13
7:45 pm-8:50 pm
Nonstop1h 05m
Milwaukee-Mitchell
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$105
ChicagoMilwaukee
ORD Chicago O'Hare Intl - MKE Milwaukee-Mitchell
ORDMKE
Chicago O'Hare Intl
Wed 11/11
12:29 pm-1:32 pm
Nonstop1h 03m
Milwaukee-Mitchell
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$105
ChicagoMilwaukee
ORD Chicago O'Hare Intl - MKE Milwaukee-Mitchell
ORDMKE
Chicago O'Hare Intl
Sat 12/12
8:52 am-10:03 am
Nonstop1h 11m
Milwaukee-Mitchell
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$105
ChicagoEau Claire
ORD Chicago O'Hare Intl - EAU Eau Claire
ORDEAU
Chicago O'Hare Intl
Sat 11/7
10:10 pm-11:31 pm
Nonstop1h 21m
Eau Claire
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$113
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.
ORD-MKE
ORD-GRB
ORD-EAU
ORD-LSE
ORD-ATW
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
ORD-MKE
ORD-GRB
ORD-EAU
ORD-LSE
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 $194). Flying from Illinois to Wisconsin in April is currently the most expensive (average of $524). 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 October 13, 2026.
One of the essential ways to save on airfare from Illinois to Wisconsin is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 26% on airfare.
Weekly flight availability from Illinois to Wisconsin
Explore weekly flight availability from Illinois to Wisconsin. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated October 13, 2026.
The most flights from USIL to USWI are scheduled on a Monday (55 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (34 on average).
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 October 10, 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 at noon 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 October 13, 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
Food
6.7
Boarding
7.7
Entertainment
7.1
Overall
7.4
Comfort
7.3
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Crew
8.1
Food
6.7
Boarding
7.7
Entertainment
7.1
Overall
7.4
Comfort
7.3
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Crew
8.1
Food
6.7
Boarding
7.7
Entertainment
7.1
Overall
7.4
Comfort
7.3
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
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.
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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 October 13, 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 7,457,451 searches. Data last updated October 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$179 | Average$346 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$179 | Average$438 | FlexibilityNo cancel fee | On-time69% |