Cheap flights from Illinois (IL) to Wisconsin (WI)

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How to find the cheapest flight from
Illinois to Wisconsin

All the information you need to plan the best null to MKE flight in 2021: compare Illinois to Wisconsin flight prices with the expected peak season, weather and rainfall in Wisconsin.
How far in advance should I book a flight from Illinois to Wisconsin?

To save up to 10% on this flight, we recommend booking at least 20 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Illinois to Wisconsin from $137 1-2 weeks out and tickets from $157 for flights departing within the next 72 hours.

What is the cheapest month to fly from Illinois to Wisconsin?

The best pricing can be found in the month of April. Prices to Wisconsin from Illinois average $135. You can even find prices in April for less than $135, as users have found deals to Wisconsin from as low as $33. The month of December appears to be one of the more expensive times to travel to Wisconsin from Illinois. Flying in the targeted month can save you up to 49%.

Cheap flights from Illinois to Wisconsin in May, June 2021

The best prices found for Illinois to Wisconsin flights for May, June
18 Jun - 20 Jun
$167pp
ORD
Chicago O'Hare Intl
United Airlines
Non-Stop
GRB
Green Bay Austin-Straubel
GRB
Green Bay Austin-Straubel
United Airlines
Non-Stop
ORD
Chicago O'Hare Intl
13 Jun - 20 Jun
$179pp
ORD
Chicago O'Hare Intl
United Airlines
Non-Stop
ATW
Appleton Outagamie County
ATW
Appleton Outagamie County
United Airlines
Non-Stop
ORD
Chicago O'Hare Intl
15 Jun - 21 Jun
$183pp
ORD
Chicago O'Hare Intl
United Airlines
Non-Stop
GRB
Green Bay Austin-Straubel
GRB
Green Bay Austin-Straubel
United Airlines
Non-Stop
ORD
Chicago O'Hare Intl

Illinois to Wisconsin 2021 flight deals

Cheap flights to Wisconsin from Illinois found for this year
23 Oct - 26 Oct
$147pp
STL
Lambert-St Louis
Delta
 
1 STOP
MKE
Milwaukee Milwaukee-Mitchell
MKE
Milwaukee Milwaukee-Mitchell
Delta
 
1 STOP
STL
Lambert-St Louis
2 Oct - 5 Oct
$157pp
STL
Lambert-St Louis
Delta
 
1 STOP
MSN
Madison Truax Field
MSN
Madison Truax Field
Delta
 
1 STOP
STL
Lambert-St Louis
3 Jul - 6 Jul
$167pp
ORD
Chicago O'Hare Intl
United Airlines
Non-Stop
GRB
Green Bay Austin-Straubel
GRB
Green Bay Austin-Straubel
United Airlines
Non-Stop
ORD
Chicago O'Hare Intl

Non-stop flights to Wisconsin from Illinois

Save time with Illinois to Wisconsin direct flight deals
3 Jul - 6 Jul
$167pp
ORD
Chicago O'Hare Intl
United Airlines
Non-Stop
GRB
Green Bay Austin-Straubel
GRB
Green Bay Austin-Straubel
United Airlines
Non-Stop
ORD
Chicago O'Hare Intl
17 Jul - 20 Jul
$179pp
ORD
Chicago O'Hare Intl
United Airlines
Non-Stop
ATW
Appleton Outagamie County
ATW
Appleton Outagamie County
United Airlines
Non-Stop
ORD
Chicago O'Hare Intl
15 Jun - 21 Jun
$183pp
ORD
Chicago O'Hare Intl
United Airlines
Non-Stop
GRB
Green Bay Austin-Straubel
GRB
Green Bay Austin-Straubel
United Airlines
Non-Stop
ORD
Chicago O'Hare Intl

Last minute flights from Illinois to Wisconsin

Late deals on round-trip flights to Wisconsin from Illinois, departing today and this week
26 May - 29 May
$231pp
ORD
Chicago O'Hare Intl
United Airlines
Non-Stop
GRB
Green Bay Austin-Straubel
GRB
Green Bay Austin-Straubel
United Airlines
Non-Stop
ORD
Chicago O'Hare Intl
26 May - 3 Jun
$249pp
ORD
Chicago O'Hare Intl
Multiple Airlines
 
1 STOP
MKE
Milwaukee Milwaukee-Mitchell
MKE
Milwaukee Milwaukee-Mitchell
Multiple Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
24 May - 28 May
$255pp
ORD
Chicago O'Hare Intl
Multiple Airlines
 
1 STOP
MKE
Milwaukee Milwaukee-Mitchell
MKE
Milwaukee Milwaukee-Mitchell
Multiple Airlines
 
1 STOP
ORD
Chicago O'Hare Intl

One-way flights to Wisconsin from Illinois

The cheapest one-way flights from Illinois to Wisconsin
2:00 am - 7:22 am
Delta
1 Stop
5h 22m
STL - CWA
Delta
$179
Delta
4:25 am - 12:31 pm
Frontier
1 Stop
8h 06m
ORD - MSN
Frontier
$184
Kiwi.com
3:00 am - 10:52 am
Multiple Airlines
1 Stop
7h 52m
STL - MKE
Multiple Airlines
$185
Kiwi.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Illinois</span> to <span class="emphasized">Wisconsin</span> flights.

Flight FAQs

From Illinois to Wisconsin

Are flight prices decreasing from Illinois to Wisconsin due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Illinois and Wisconsin for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Which airlines flying from Illinois to Wisconsin have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like American Airlines, United Airlines, and Delta flying from Illinois to Wisconsin have implemented new flexible cancellation policies.

Can I find flights from Illinois to Wisconsin for under $200 on Cheapflights?

Yes, there are multiple flights from Illinois to Wisconsin for under $200. The cheapest flight booked recently is on Delta for just $147, but on average you can expect to pay $201.

Are there nonstop flights from Illinois to Wisconsin for under $200 on Cheapflights?

Cheapflights has at least 20 direct flights from Illinois to Wisconsin under $200. A good price for a nonstop flight from Illinois to Wisconsin is less than $234.

Are there last-minute flights available from Illinois to Wisconsin for under $300?

There are currently 20+ open flights from Illinois to Wisconsin within the next 7 days for less than $300.

What are the most popular airlines that fly from Illinois to Wisconsin?

Consider Train, Bus or American Airlines when booking your flight. These represent the most popular airlines when flying from Illinois to Wisconsin.

What are the most popular routes from Illinois to Wisconsin?

Most travelers choose Chicago O'Hare Intl - Green Bay Austin-Straubel, Chicago O'Hare Intl - Milwaukee Milwaukee-Mitchell or Lambert-St Louis - Milwaukee Milwaukee-Mitchell when deciding on the best route from Illinois to Wisconsin.

What are the cheapest Flights from Illinois to Wisconsin?

Looking at all options, your cheapest flight can be booked for $10. While the most popular route (Chicago O'Hare Intl - Green Bay Austin-Straubel) can be booked for $313 on average our data indicates $298 when flying from Illinois to Wisconsin

What are the most reliable airlines from Illinois to Wisconsin?

Before booking your flight to Wisconsin from Illinois, check out the most reliable airlines to get you to your destination on time: Lufthansa (98%), SkyWest Airlines (95%), United Airlines( 94%).

How long is the flight from Illinois to Wisconsin?

A quick flight from Illinois to Wisconsin can take about 43m. American Airlines provides one of the quickest options available for as low as $257. Generally, flights for this route are nonstop.

What are the cheapest airlines flying from Illinois to Wisconsin round-trip?

Delta, at $147, was found to be the cheapest airline from Illinois to Wisconsin.Alternate airlines to your destination round-trip include United Airlines and American Airlines.

What are the cheapest airlines to fly from Illinois to Wisconsin one-way?

The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $74. However, be on the lookout for offers from American Airlines and United Airlines, as they are both options that can get you from Illinois to Wisconsin for a low price.

Related searches

Flights to Wisconsin from Illinois
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Rent a Car

Car Rentals in Wisconsin

Destination information for Wisconsin

Things to know before you go - useful duration and weather info for your trip from Illinois to Wisconsin.
Flight duration
1h 09m

Airports servicing

Bloomington (BMI)
Champaign (CMI)
Decatur (DEC)
Moline (MLI)
Marion (MWA)

Airports servicing

Sparta/Fort McCoy (CMY)
Wausau (CWA)
Eau Claire (EAU)
Green Bay (GRB)
La Crosse (LSE)
Milwaukee (MKE)
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