$49+ 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 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — MKE
jul. 8 — jul. 151
1 adult, Economy
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Find cheap flights from Illinois to Wisconsin with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Illinois to Wisconsin
Keep the following information in mind while searching for Illinois to Wisconsin flight deals. Data was last updated julio 3, 2025.
Round-trip from | $91 (American Airlines) |
|---|---|
One-way from | $49 (American Airlines) |
Popular in | December |
Cheapest in | April |
Average price | $272 |
Good round-trip deal | $199 or less |
Good one-way deal | $218 or less |
Find flight deals from Illinois to Wisconsin
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 julio 3, 2025.
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 julio 3, 2025.
This American Airlines deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/97:44 pmSTL - ORD
Nonstop1h 31mAmerican Airlines
mar. 8/127:00 pmORD - STL
Nonstop1h 25mAmerican Airlines
Deal found 7/3![American Airlines logo]()
$91
This Southwest deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/185:25 pmMDW - MSP
Nonstop1h 35mSouthwest
jue. 8/212:20 pmMSP - MDW
1 stop3h 10mSouthwest
Deal found 7/2![Southwest logo]()
$107
This Flightnetwork deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/167:00 amORD - MSP
1 stop17h 37mFrontier
sáb. 8/237:50 amMSP - ORD
1 stop26h 47mFrontier
Deal found 7/2![Frontier logo]()
$108
This United Airlines deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/287:19 amORD - MSP
Nonstop1h 36mUnited Airlines
lun. 9/16:00 amMSP - ORD
Nonstop1h 43mUnited Airlines
Deal found 7/2![United Airlines logo]()
$109
This Southwest deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/122:25 pmSTL - ORD
1 stop7h 05mSouthwest
mar. 8/267:30 amORD - STL
1 stop7h 00mSouthwest
Deal found 7/1![Southwest logo]()
$111
This Priceline deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/114:00 pmSTL - ORD
1 stop8h 10mFrontier
dom. 9/145:10 amORD - STL
1 stop9h 54mFrontier
Deal found 7/3![Frontier logo]()
$112
This Priceline deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 7/245:01 amORD - MSP
1 stop6h 21mMultiple Airlines
lun. 7/283:36 pmMSP - ORD
Nonstop1h 39mMultiple Airlines
Deal found 7/3![Multiple Airlines logo]()
$116
This Sun Country Air deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/1212:01 pmORD - MSP
Nonstop1h 47mSun Country Air
dom. 9/145:30 pmMSP - ORD
Nonstop1h 42mSun Country Air
Deal found 7/3![Sun Country Air logo]()
$118
This Delta deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/26:10 amORD - MSP
Nonstop1h 28mDelta
sáb. 9/68:00 pmMSP - ORD
Nonstop1h 35mDelta
Deal found 7/2![Delta logo]()
$119
This Delta deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/209:15 amMDW - MSP
Nonstop1h 38mDelta
sáb. 9/204:00 pmMSP - MDW
Nonstop1h 35mDelta
Deal found 7/3![Delta logo]()
$119
This Priceline deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/77:40 amMDW - MSP
1 stop7h 49mFrontier
lun. 8/116:00 amMSP - MDW
1 stop5h 41mFrontier
Deal found 7/1![Frontier logo]()
$121
This United Airlines deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 7/318:00 amSTL - ORD
Nonstop1h 25mUnited Airlines
jue. 8/79:20 pmORD - STL
Nonstop1h 25mUnited Airlines
Deal found 7/1![United Airlines logo]()
$124
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 julio 3, 2025.
Use the filters below to find and compare flights from Illinois to Wisconsin that are best for you.
Fly from
Illinois
Fly to
Wisconsin
Route
Depart
Return
Price
St. LouisChicago
STL - ORD
STLORD
Lambert-St Louis
sáb. 8/9
7:44 pm-9:15 pm
Nonstop1h 31m
Chicago O'Hare Intl
mar. 8/12
7:00 pm-8:25 pm
Nonstop1h 25m
$91
ChicagoMinneapolis
MDW - MSP
MDWMSP
Chicago Midway
lun. 8/18
5:25 pm-7:00 pm
Nonstop1h 35m
Minneapolis St Paul
jue. 8/21
2:20 pm-5:30 pm
1 stop3h 10m
$107
ChicagoMinneapolis
ORD - MSP
ORDMSP
Chicago O'Hare Intl
sáb. 8/16
7:00 am-12:37 am
1 stop17h 37m
Minneapolis St Paul
sáb. 8/23
7:50 am-10:37 am
1 stop26h 47m
$108
ChicagoMinneapolis
ORD - MSP
ORDMSP
Chicago O'Hare Intl
jue. 8/28
7:19 am-8:55 am
Nonstop1h 36m
Minneapolis St Paul
lun. 9/1
6:00 am-7:43 am
Nonstop1h 43m
$109
St. LouisChicago
STL - ORD
STLORD
Lambert-St Louis
mar. 8/12
2:25 pm-9:30 pm
1 stop7h 05m
Chicago O'Hare Intl
mar. 8/26
7:30 am-2:30 pm
1 stop7h 00m
$111
St. LouisChicago
STL - ORD
STLORD
Lambert-St Louis
jue. 9/11
4:00 pm-12:10 am
1 stop8h 10m
Chicago O'Hare Intl
dom. 9/14
5:10 am-3:04 pm
1 stop9h 54m
$112
ChicagoMinneapolis
ORD - MSP
ORDMSP
Chicago O'Hare Intl
jue. 7/24
5:01 am-11:22 am
1 stop6h 21m
Minneapolis St Paul
lun. 7/28
3:36 pm-5:15 pm
Nonstop1h 39m
$116
ChicagoMinneapolis
ORD - MSP
ORDMSP
Chicago O'Hare Intl
vie. 9/12
12:01 pm-1:48 pm
Nonstop1h 47m
Minneapolis St Paul
dom. 9/14
5:30 pm-7:12 pm
Nonstop1h 42m
$118
ChicagoMinneapolis
ORD - MSP
ORDMSP
Chicago O'Hare Intl
mar. 9/2
8:25 am-9:59 am
Nonstop1h 34m
Minneapolis St Paul
dom. 9/7
6:55 am-8:24 am
Nonstop1h 29m
$119
ChicagoMinneapolis
MDW - MSP
MDWMSP
Chicago Midway
mié. 8/20
9:15 am-10:53 am
Nonstop1h 38m
Minneapolis St Paul
sáb. 9/20
4:00 pm-5:35 pm
Nonstop1h 35m
$119
Showing 1-10 of 60 results
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.
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
What is the cheapest month to book a flight from Illinois to Wisconsin?
Currently, February is the cheapest month in which you can book a flight from Illinois to Wisconsin (average of $280). Flying from Illinois to Wisconsin in June is currently the most expensive (average of $376). 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 julio 3, 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Wisconsin as you normally would.
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 julio 3, 2025.
The most flights from USIL to USWI are scheduled on a Thursday (50 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (14 on average).
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 julio 3, 2025.
Read through reviews of airlines operating flights from Illinois to Wisconsin, such as Southwest, Delta, and United 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.
Comfort
8.0
Crew
8.6
Boarding
8.2
Overall
8.0
Entertainment
7.6
Food
7.0
Reviews
1 / 20
8.0
ExcellentJohn,May 2025
PVD - BNA
Comfort
8.0
Crew
8.6
Boarding
8.2
Overall
8.0
Entertainment
7.6
Food
7.0
Reviews
1 / 20
8.0
ExcellentJohn,May 2025
PVD - BNA
Comfort
8.0
Crew
8.6
Boarding
8.2
Overall
8.0
Entertainment
7.6
Food
7.0
Reviews
1 / 20
8.0
ExcellentJohn,May 2025
PVD - BNA
Comfort
8.0
Crew
8.6
Boarding
8.2
Overall
8.0
Entertainment
7.6
Food
7.0
Reviews
1 / 20
8.0
ExcellentJohn,May 2025
PVD - BNA
Comfort
8.0
Crew
8.6
Boarding
8.2
Overall
8.0
Entertainment
7.6
Food
7.0
Reviews
1 / 20
8.0
ExcellentJohn,May 2025
PVD - BNA
Comfort
8.0
Crew
8.6
Boarding
8.2
Overall
8.0
Entertainment
7.6
Food
7.0
Reviews
1 / 20
8.0
ExcellentJohn,May 2025
PVD - BNA
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.
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 julio 3, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$179 | Average$284 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$179 | Average$312 | FlexibilityNo cancel fee | On-time71% |