HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Illinois

$54+ Cheap flights from Wisconsin to Illinois

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 12/18. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — ORD
nov. 25 — dic. 21
lun. 11/25
lun. 12/2
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Wisconsin to Illinois 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
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 Wisconsin to Illinois

Discover tips and strategies to find the most affordable flight options for your journey from Wisconsin (USWI) to Illinois (USIL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated noviembre 20, 2024.

Find flight deals from Wisconsin to Illinois

Cheapest flights from Wisconsin to Illinois
Explore the most affordable flight options available from Wisconsin to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on noviembre 20, 2024.

This Mytrip deal was found by Cheapflights users on 11/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/128:20 pmORD - STL
1 stop23h 35mSouthern / Mokulele
lun. 12/165:00 pmSTL - ORD
1 stop14h 40mSouthern / Mokulele
Deal found 11/19$102
This Cheapflightsfares deal was found by Cheapflights users on 11/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/247:14 amMSP - ORD
Nonstop1h 49mSun Country Air
mié. 12/2510:00 amORD - MSP
Nonstop1h 31mSun Country Air
Deal found 11/19$116
This Mytrip deal was found by Cheapflights users on 11/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/1711:24 amORD - STL
1 stop23h 20mMultiple Airlines
vie. 1/312:15 pmSTL - ORD
1 stop3h 35mMultiple Airlines
Deal found 11/19$119
This Trip.com deal was found by Cheapflights users on 11/19. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/129:34 amMSP - ORD
Nonstop1h 48mMultiple Airlines
lun. 12/166:07 pmORD - MSP
1 stop16h 20mMultiple Airlines
Deal found 11/19$123
This CheapOair deal was found by Cheapflights users on 11/19. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/811:51 amMSP - MDW
1 stop12h 22mFrontier
mié. 12/118:15 amMDW - MSP
1 stop14h 43mFrontier
Deal found 11/19$128
This Southwest deal was found by Cheapflights users on 11/19. 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.
mié. 12/113:50 pmMSP - MDW
Nonstop1h 30mSouthwest
mié. 12/118:35 pmMDW - MSP
Nonstop1h 30mSouthwest
Deal found 11/19$133
This Delta deal was found by Cheapflights users on 11/20. 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. 12/177:00 amMSP - MDW
Nonstop1h 50mDelta
mar. 12/172:15 pmMDW - MSP
Nonstop1h 45mDelta
Deal found 11/20$137
This United Airlines deal was found by Cheapflights users on 11/19. 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.
mié. 12/116:00 amMSP - ORD
Nonstop1h 33mUnited Airlines
mié. 12/1112:45 pmORD - MSP
Nonstop1h 32mUnited Airlines
Deal found 11/19$137
This American Airlines deal was found by Cheapflights users on 11/20. 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.
mar. 12/103:05 pmORD - STL
Nonstop1h 16mAmerican Airlines
mié. 12/115:45 amSTL - ORD
Nonstop1h 27mAmerican Airlines
Deal found 11/20$137
This American Airlines deal was found by Cheapflights users on 11/19. 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.
vie. 12/135:06 amMSP - ORD
Nonstop1h 55mAmerican Airlines
mar. 12/179:40 amORD - MSP
Nonstop1h 38mAmerican Airlines
Deal found 11/19$142
This Booking.com deal was found by Cheapflights users on 11/20. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/126:00 amMSP - ORD
1 stop8h 00mFrontier
lun. 12/167:25 amORD - MSP
1 stop15h 33mFrontier
Deal found 11/20$144
This United Airlines deal was found by Cheapflights users on 11/19. 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.
mar. 12/1710:30 amMKE - STL
1 stop5h 04mUnited Airlines
mar. 12/243:10 pmSTL - MKE
1 stop3h 40mUnited Airlines
Deal found 11/19$156

Find flights from Wisconsin to Illinois within your budget

Customize your flight search to find flights from Wisconsin to Illinois 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 2,629,791 searches. Data last updated noviembre 20, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

ChicagoSt. Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

jue. 12/12

8:20 pm-7:55 pm

1 stop23h 35m

Lambert-St Louis

lun. 12/16

5:00 pm-7:40 am

1 stop14h 40m

$102

MinneapolisChicago

MSP - ORD

MSPORD

Minneapolis St Paul

mar. 12/24

7:14 am-9:03 am

Nonstop1h 49m

Chicago O'Hare Intl

mié. 12/25

10:00 am-11:31 am

Nonstop1h 31m

$116

MinneapolisChicago

MSP - MDW

MSPMDW

Minneapolis St Paul

mar. 1/28

6:00 am-12:17 am

1 stop18h 17m

Chicago Midway

jue. 1/30

7:15 am-11:08 pm

1 stop15h 53m

$118

ChicagoSt. Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

mar. 12/17

11:24 am-10:44 am

1 stop23h 20m

Lambert-St Louis

vie. 1/3

12:15 pm-3:50 pm

1 stop3h 35m

$119

MinneapolisChicago

MSP - ORD

MSPORD

Minneapolis St Paul

jue. 12/12

9:34 am-11:22 am

Nonstop1h 48m

Chicago O'Hare Intl

lun. 12/16

6:07 pm-10:27 am

1 stop16h 20m

$123

MinneapolisChicago

MSP - MDW

MSPMDW

Minneapolis St Paul

mié. 12/11

3:50 pm-5:20 pm

Nonstop1h 30m

Chicago Midway

mié. 12/11

8:35 pm-10:05 pm

Nonstop1h 30m

$133

MinneapolisChicago

MSP - MDW

MSPMDW

Minneapolis St Paul

mar. 12/17

7:00 am-8:50 am

Nonstop1h 50m

Chicago Midway

mar. 12/17

2:15 pm-4:00 pm

Nonstop1h 45m

$137

MinneapolisChicago

MSP - ORD

MSPORD

Minneapolis St Paul

mié. 12/11

6:00 am-7:33 am

Nonstop1h 33m

Chicago O'Hare Intl

mié. 12/11

12:45 pm-2:17 pm

Nonstop1h 32m

$137

ChicagoSt. Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

mar. 1/21

2:10 pm-3:38 pm

Nonstop1h 28m

Lambert-St Louis

mié. 1/22

9:44 am-11:20 am

Nonstop1h 36m

$137

ChicagoSt. Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

mar. 1/7

3:00 pm-4:20 pm

Nonstop1h 20m

Lambert-St Louis

mar. 1/14

5:40 am-7:08 am

Nonstop1h 28m

$138

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/18

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Wisconsin to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Wisconsin 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.

Travel insights for flights from Wisconsin to Illinois

Get recent, data-driven insights about flights from Wisconsin to Illinois including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Wisconsin to Illinois?

Currently, September is the cheapest month in which you can book a flight from Wisconsin to Illinois (average of $232). Flying from Wisconsin to Illinois in June is currently the most expensive (average of $308). 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 WI to IL?

Find hourly flight availability from Wisconsin to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated noviembre 20, 2024.

When flying from Wisconsin to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Wisconsin to Illinois

Explore weekly flight availability from Wisconsin to Illinois. 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 noviembre 20, 2024.

The most flights from USWI to USIL are scheduled on a Tuesday (43 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (25 on average).

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated noviembre 20, 2024.
To help decide which airline to fly from Wisconsin to Illinois, see what other customers have to say about American Airlines, Spirit Airlines and Southwest. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
5,014 reviews

Overall

8.1

Entertainment

7.7

Comfort

8.1

Food

7.2

Boarding

8.2

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Southwest
8.1
Very good
5,014 reviews
Southwest
8.1
Very good
5,014 reviews

Overall

8.1

Entertainment

7.7

Comfort

8.1

Food

7.2

Boarding

8.2

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Alaska Airlines
8.0
Very good
9,461 reviews
Southwest
8.1
Very good
5,014 reviews

Overall

8.1

Entertainment

7.7

Comfort

8.1

Food

7.2

Boarding

8.2

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Delta
8.0
Very good
8,756 reviews
Southwest
8.1
Very good
5,014 reviews

Overall

8.1

Entertainment

7.7

Comfort

8.1

Food

7.2

Boarding

8.2

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

United Airlines
7.4
Good
9,171 reviews
Southwest
8.1
Very good
5,014 reviews

Overall

8.1

Entertainment

7.7

Comfort

8.1

Food

7.2

Boarding

8.2

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Allegiant Air
7.4
Good
850 reviews
Southwest
8.1
Very good
5,014 reviews

Overall

8.1

Entertainment

7.7

Comfort

8.1

Food

7.2

Boarding

8.2

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Related info for your journey

Find useful and relevant information for your journey from Wisconsin to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    The cheapest airlines for a one-way flight from Wisconsin to Illinois are Frontier ($54), Sun Country Air ($58), and Southern / Mokulele ($61).

  • Can I find deals for flights from Wisconsin to Illinois that include hotel bookings?

    Yes. In addition to deals on Wisconsin to Illinois flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Wisconsin to Illinois?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Wisconsin to Illinois.

  • Can I find deals for business class flights from Wisconsin to Illinois?

    Yes. Cheapflights offers flight deals from Wisconsin to Illinois by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Wisconsin to Illinois?

    Currently, September is the cheapest month in which you can book a flight from Wisconsin to Illinois (average of $232). Flying from Wisconsin to Illinois in June is currently the most expensive (average of $308). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Wisconsin to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
LaGuardia to Fort Lauderdale flights
LaGuardia to Miami flights
Newark to Fort Lauderdale flights
Dallas/Fort Worth to LaGuardia flights
John F Kennedy Intl to Miami flights
Newark to Miami flights
John F Kennedy Intl to Orlando flights
Los Angeles to John F Kennedy Intl flights
LaGuardia to Dallas/Fort Worth flights
John F Kennedy Intl to Los Angeles flights
Newark to Los Angeles flights
Los Angeles to Newark flights
Dallas/Fort Worth to John F Kennedy Intl flights
Newark to Orlando flights
John F Kennedy Intl to Las Vegas flights
John F Kennedy Intl to Fort Lauderdale flights
Dallas/Fort Worth to Newark flights
LaGuardia to Orlando flights
San Francisco to John F Kennedy Intl flights
Miami to LaGuardia flights
Miami to John F Kennedy Intl flights
Fort Lauderdale to LaGuardia flights
Newark to Dallas/Fort Worth flights
John F Kennedy Intl to Dallas/Fort Worth flights
John F Kennedy Intl to Atlanta flights
Fort Lauderdale to Newark flights
Atlanta to John F Kennedy Intl flights
John F Kennedy Intl to San Francisco flights
Los Angeles to Dallas/Fort Worth flights
Los Angeles to Honolulu flights
Dallas/Fort Worth to Orlando flights
Seattle to Los Angeles flights
O'Hare Intl to Orlando flights
Dallas/Fort Worth to Las Vegas flights
Boston to Orlando flights
Dallas/Fort Worth to Los Angeles flights
Miami to Newark flights
O'Hare Intl to Miami flights
Los Angeles to LaGuardia flights
Fort Lauderdale to John F Kennedy Intl flights
John F Kennedy Intl to West Palm Beach flights
O'Hare Intl to Dallas/Fort Worth flights
Orlando to John F Kennedy Intl flights
O'Hare Intl to John F Kennedy Intl flights
O'Hare Intl to Los Angeles flights
O'Hare Intl to Fort Lauderdale flights
LaGuardia to Los Angeles flights
San Francisco to Newark flights
LaGuardia to Atlanta flights
Baltimore to Fort Lauderdale flights

Top 2 airlines flying from Wisconsin to Illinois

Discover the top 2 airlines that operate flights from Wisconsin to Illinois. 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 2,629,791 searches. Data last updated noviembre 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$130Average$279FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$176Average$333FlexibilityNo cancel feeOn-time71%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
View all available airlines