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Cheap flights from Illinois to Wisconsin from $64

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Wisconsin departing on 8/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Illinois to Wisconsin

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
5:36 pm - 7:15 pm
STL
-
MSP
1h 39mnonstop
Delta Logo
7:05 am - 8:46 am
MSP
-
STL
1h 41mnonstop
$137Delta
Wed, Jul 1 - Tue, Jul 7
Delta Logo
5:42 pm - 7:25 pm
STL
-
MSP
1h 43mnonstop
Delta Logo
1:33 pm - 3:10 pm
MSP
-
STL
1h 37mnonstop
$147Delta
Sat, Aug 22 - Tue, Aug 25
Sun Country Air Logo
6:05 pm - 7:51 pm
ORD
-
MSP
1h 46mnonstop
Sun Country Air Logo
3:40 pm - 5:29 pm
MSP
-
ORD
1h 49mnonstop
$147Sun Country Air
Sat, Jul 11 - Mon, Jul 13
Southwest Logo
4:30 pm - 6:00 pm
MDW
-
MSP
1h 30mnonstop
Southwest Logo
7:05 am - 2:30 pm
MSP
-
MDW
7h 25m
1 stop
$147Southwest
Wed, Jul 15 - Wed, Jul 22
Sun Country Air Logo
12:01 pm - 1:37 pm
ORD
-
MSP
1h 36mnonstop
Sun Country Air Logo
5:05 pm - 6:43 pm
MSP
-
ORD
1h 38mnonstop
$148Sun Country Air
Fri, Sep 11 - Thu, Oct 1
Southwest Logo
10:40 am - 12:10 pm
MDW
-
MSP
1h 30mnonstop
Southwest Logo
12:25 pm - 1:50 pm
MSP
-
MDW
1h 25mnonstop
$149Southwest
Sat, Aug 22 - Wed, Aug 26
American Airlines Logo
10:40 pm - 12:24 am
ORD
-
MSP
1h 44mnonstop
American Airlines Logo
8:10 am - 10:00 am
MSP
-
ORD
1h 50mnonstop
$162American Airlines
Thu, Sep 3 - Mon, Sep 7
American Airlines Logo
8:06 pm - 12:24 am
STL
-
MSP
4h 18m
1 stop
American Airlines Logo
8:10 am - 12:54 pm
MSP
-
STL
4h 44m
1 stop
$168American Airlines
Sat, Aug 22 - Tue, Aug 25
United Airlines Logo
6:00 am - 10:36 am
STL
-
MSP
4h 36m
1 stop
United Airlines Logo
11:21 am - 3:38 pm
MSP
-
STL
4h 17m
1 stop
$172United Airlines
Fri, Aug 7 - Fri, Aug 21
United Airlines Logo
6:15 pm - 7:26 pm
ORD
-
MKE
1h 11mnonstop
United Airlines Logo
5:29 pm - 6:40 pm
MKE
-
ORD
1h 11mnonstop
$197United Airlines
Wed, Jul 1 - Tue, Jul 7

Frontier flights from Illinois to Wisconsin

Our best Frontier deals on Illinois to Wisconsin flight tickets
Frontier
Jul 14
STL3:41 pmLambert-St Louis
24h 27m
1 stop
MSP4:08 pmMinneapolis St Paul
Jul 18
MSP2:24 pmMinneapolis St Paul
27h 13m
1 stop
STL5:37 pmLambert-St Louis
$217
Frontier
Jul 19
STL6:34 pmLambert-St Louis
13h 19m
1 stop
ORD7:53 amChicago O'Hare Intl
Aug 11
ORD7:05 amChicago O'Hare Intl
10h 32m
1 stop
STL5:37 pmLambert-St Louis
$221
Frontier
Aug 2
STL6:34 pmLambert-St Louis
13h 19m
1 stop
ORD7:53 amChicago O'Hare Intl
Aug 10
ORD1:50 pmChicago O'Hare Intl
27h 47m
1 stop
STL5:37 pmLambert-St Louis
$226

American Airlines flights from Illinois to Wisconsin

Our best American Airlines deals on Illinois to Wisconsin flight tickets
American Airlines
Sep 3
ORD10:40 pmChicago O'Hare Intl
1h 44m
MSP12:24 amMinneapolis St Paul
Sep 7
MSP8:10 amMinneapolis St Paul
1h 50m
ORD10:00 amChicago O'Hare Intl
$162
American Airlines
Aug 22
STL8:06 pmLambert-St Louis
4h 18m
1 stop
MSP12:24 amMinneapolis St Paul
Aug 25
MSP8:10 amMinneapolis St Paul
4h 44m
1 stop
STL12:54 pmLambert-St Louis
$168
American Airlines
Jun 30
ORD11:00 pmChicago O'Hare Intl
1h 43m
MSP12:43 amMinneapolis St Paul
Jul 7
MSP6:02 pmMinneapolis St Paul
2h 08m
ORD8:10 pmChicago O'Hare Intl
$180

momondo 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, momondo users made 832,500 searches. Data last updated June 4, 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

Price

Cheapest round-trip

St. LouisMinneapolis

STL - MSP

STLMSP

Lambert-St Louis

Wed 7/1

5:36 pm-7:15 pm

Nonstop1h 39m

Minneapolis St Paul

Tue 7/7

7:05 am-8:46 am

Nonstop1h 41m

$137

St. LouisMinneapolis

STL - MSP

STLMSP

Lambert-St Louis

Sat 8/22

5:42 pm-7:25 pm

Nonstop1h 43m

Minneapolis St Paul

Tue 8/25

1:33 pm-3:10 pm

Nonstop1h 37m

$147

ChicagoMinneapolis

ORD - MSP

ORDMSP

Chicago O'Hare Intl

Sat 7/11

6:05 pm-7:51 pm

Nonstop1h 46m

Minneapolis St Paul

Mon 7/13

3:40 pm-5:29 pm

Nonstop1h 49m

$147

ChicagoMinneapolis

MDW - MSP

MDWMSP

Chicago Midway

Wed 7/15

4:30 pm-6:00 pm

Nonstop1h 30m

Minneapolis St Paul

Wed 7/22

7:05 am-2:30 pm

1 stop7h 25m

$147

ChicagoMinneapolis

ORD - MSP

ORDMSP

Chicago O'Hare Intl

Fri 9/11

12:01 pm-1:37 pm

Nonstop1h 36m

Minneapolis St Paul

Thu 10/1

5:05 pm-6:43 pm

Nonstop1h 38m

$148

ChicagoMinneapolis

MDW - MSP

MDWMSP

Chicago Midway

Sat 8/22

10:40 am-12:10 pm

Nonstop1h 30m

Minneapolis St Paul

Wed 8/26

12:25 pm-1:50 pm

Nonstop1h 25m

$149

ChicagoMinneapolis

ORD - MSP

ORDMSP

Chicago O'Hare Intl

Thu 9/3

10:40 pm-12:24 am

Nonstop1h 44m

Minneapolis St Paul

Mon 9/7

8:10 am-10:00 am

Nonstop1h 50m

$162

St. LouisMinneapolis

STL - MSP

STLMSP

Lambert-St Louis

Sat 8/22

8:06 pm-12:24 am

1 stop4h 18m

Minneapolis St Paul

Tue 8/25

8:10 am-12:54 pm

1 stop4h 44m

$168

St. LouisMinneapolis

STL - MSP

STLMSP

Lambert-St Louis

Fri 8/7

6:00 am-10:36 am

1 stop4h 36m

Minneapolis St Paul

Fri 8/21

11:21 am-3:38 pm

1 stop4h 17m

$172
Quickest round-trip

ChicagoMilwaukee

ORD - MKE

ORDMKE

Chicago O'Hare Intl

Wed 7/1

6:15 pm-7:26 pm

Nonstop1h 11m

Milwaukee-Mitchell

Tue 7/7

5:29 pm-6:40 pm

Nonstop1h 11m

$197

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Wisconsin from

How to get the cheapest flight ticket from Illinois to Wisconsin

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Wisconsin?

If you aren’t able to travel during the month of December, then book flights to Wisconsin from Illinois during September instead. Flights to Wisconsin in September, while not as cheap as those in December, still average around $179.

What is the cheapest day to depart on your flight to Wisconsin?

The cheapest day to depart from Illinois to Wisconsin is on a Friday. Travelers who choose to depart for Wisconsin on a Friday will often find tickets for as low as $184. The most expensive day to fly to Wisconsin is Tuesday, with ticket prices averaging around $361.

What is the cheapest time of day to depart on your flight to Wisconsin?

Our most recent data shows that the best time of day to fly to Wisconsin is in the evening. Flights from Illinois to Wisconsin during this time can be as low as $179. Flights at noon are often more expensive with an average ticket price of $318.

What is the cheapest Illinois to Wisconsin flight route?

Fly from Chicago O'Hare Intl to Eau Claire for the best Illinois - Wisconsin flight prices

What cabin class options are available on Illinois to Wisconsin flights?

There are 4 cabin classes available to choose from on Illinois to Wisconsin flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Illinois to Wisconsin flights?

No. A direct flight is the cheapest option for a flight between Illinois to Wisconsin.

Cheap Illinois to Wisconsin flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Wisconsin

Best Price Found

$188

Fastest flight time

0h 45m

Direct flights

Every day

Airports in Wisconsin

80 airports
The best one-way flight to Wisconsin from Illinois in the past 72 hours is $188. The best round-trip flight deal from Illinois to Wisconsin found on momondo in the last 72 hours is $200.
The fastest flight from Illinois to Wisconsin takes 0h 45m
Direct flights go from Illinois to Wisconsin every day.
There are 80 airports in Wisconsin. From Illinois there are direct flights to Chicago O'Hare Intl (ORD), Milwaukee-Mitchell (MKE), Green Bay Austin-Straubel (GRB).
Search flight deals

Frequently asked questions about flying from Illinois to Wisconsin

  • When did momondo last update prices for flights from Illinois to Wisconsin?

    Prices for flights from Illinois to Wisconsin were last updated today.

  • How many operators does momondo search for flights from Illinois to Wisconsin?

  • How old do you have to be to fly from Illinois to Wisconsin?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to Wisconsin.

  • What documentation or ID do you need to fly to Wisconsin?

    The travel and health documents you'll need for your trip to Wisconsin may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Wisconsin. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Illinois to Wisconsin?

Best airlines flying from Illinois to Wisconsin

Compare and see reviews for airlines that fly from Illinois to Wisconsin with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $179Free CancellationRating
7.1
11,644 reviews
Search American Airlines flights
United AirlinesPriceFrom $179Free CancellationRating
7.4
9,775 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Illinois to Wisconsin?

Finding the right flight to Wisconsin from Illinois is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Wisconsin quick and easy, saving you time and money.

Can I find flights from Illinois to Wisconsin with flexible booking policies on momondo?

Yes. All flights to Wisconsin from Illinois on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Illinois to Wisconsin?

momondo provides multiple filters to help you find the best flight to Wisconsin from Illinois. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Illinois to Wisconsin right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Illinois to Wisconsin now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Wisconsin and let you know when they change.

An easier way to manage your Wisconsin trip

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1 adult
Sat 7/4
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