HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Wausau

$281+ Cheap flights from Illinois to Wausau (CWA)

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 9/13. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — CWA
Jun 23 — Jun 301
Mon 6/23
Mon 6/30
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Illinois to Wausau 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 Illinois to Wausau

Keep the following information in mind while searching for Illinois to Wausau flight deals. Data was last updated June 18, 2025.

Round-trip from

$281
(American Airlines)
From Illinois to Wausau Central Wisconsin
Search Deals

Find flight deals from Illinois to Wausau

Cheapest flights from Illinois to Wausau
Explore the most affordable flight options available from Illinois to Wausau. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 18, 2025.

This American Airlines deal was found by Cheapflights users on 6/16. 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 9/137:39 pmORD - CWA
Nonstop1h 18mAmerican Airlines
Wed 9/176:00 amCWA - ORD
Nonstop1h 27mAmerican Airlines
Deal found 6/16$281
This American Airlines deal was found by Cheapflights users on 6/17. 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 10/35:55 amSTL - CWA
1 stop3h 26mAmerican Airlines
Tue 10/79:44 amCWA - STL
1 stop6h 38mAmerican Airlines
Deal found 6/17$309
This Delta deal was found by Cheapflights users on 6/14. 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 7/1210:35 amORD - CWA
1 stop4h 53mDelta
Sat 7/194:10 pmCWA - ORD
1 stop5h 24mDelta
Deal found 6/14$391
This Delta deal was found by Cheapflights users on 6/16. 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.
Tue 7/19:24 amMDW - CWA
1 stop6h 22mDelta
Sat 7/57:08 amCWA - MDW
2 stops5h 21mDelta
Deal found 6/16$436
This Delta deal was found by Cheapflights users on 6/16. 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.
Mon 7/711:18 amSTL - CWA
1 stop4h 36mDelta
Fri 7/114:34 pmCWA - STL
2 stops7h 19mDelta
Deal found 6/16$532

Cheapflights Fare Finder

Customize your flight search to find flights from Illinois to Wausau 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 June 18, 2025.
Use the filters below to find and compare flights from Illinois to Wausau that are best for you.

Fly from

Illinois

Fly to

Wausau

Route

Depart

Return

Price

ChicagoWausau

ORD - CWA

ORDCWA

Chicago O'Hare Intl

Sat 9/13

7:39 pm-8:57 pm

Nonstop1h 18m

Wausau Central Wisconsin

Wed 9/17

6:00 am-7:27 am

Nonstop1h 27m

$281

St. LouisWausau

STL - CWA

STLCWA

Lambert-St Louis

Fri 10/3

5:55 am-9:21 am

1 stop3h 26m

Wausau Central Wisconsin

Tue 10/7

9:44 am-4:22 pm

1 stop6h 38m

$309

ChicagoWausau

ORD - CWA

ORDCWA

Chicago O'Hare Intl

Sat 7/12

10:35 am-3:28 pm

1 stop4h 53m

Wausau Central Wisconsin

Sat 7/19

4:10 pm-9:34 pm

1 stop5h 24m

$391

ChicagoWausau

MDW - CWA

MDWCWA

Chicago Midway

Tue 7/1

9:24 am-3:46 pm

1 stop6h 22m

Wausau Central Wisconsin

Sat 7/5

7:08 am-12:29 pm

2 stops5h 21m

$436

St. LouisWausau

STL - CWA

STLCWA

Lambert-St Louis

Mon 7/7

11:18 am-3:54 pm

1 stop4h 36m

Wausau Central Wisconsin

Fri 7/11

4:34 pm-11:53 pm

2 stops7h 19m

$532

ChicagoWausau

ORD - CWA

ORDCWA

Chicago O'Hare Intl

Thu 7/31

8:30 am-3:54 pm

1 stop7h 24m

$296

ChicagoWausau

ORD - CWA

ORDCWA

Chicago O'Hare Intl

Tue 6/24

8:00 am-9:14 am

Nonstop1h 14m

$323

ChicagoWausau

MDW - CWA

MDWCWA

Chicago Midway

Tue 8/12

9:15 am-3:43 pm

1 stop6h 28m

$360

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/16

Best time to book a flight from Illinois to Wausau

Have a flexible travel schedule? Discover the best time to fly to Wausau 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 Wausau

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

Currently, March is the cheapest month in which you can book a flight from Illinois to Wausau (average of $411). Flying from Illinois to Wausau in December is currently the most expensive (average of $571). 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 CWA?

Find hourly flight availability from Illinois to Wausau. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 18, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Wausau as you normally would.

Weekly flight availability from Illinois to Wausau

Explore weekly flight availability from Illinois to Wausau. 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 June 18, 2025.

The most flights from USIL to CWA are scheduled on a Monday (4 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (1 on average).

Rainfall in Wausau by month

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

In terms of precipitation, rainfall in Wausau ranges from 1.0 - 4.5 inches per month. June is typically the wettest month, when rainfall can reach 4.5 in. January is typically the driest time to visit Wausau when rainfall is around 1.0 in.

Temperature in Wausau by month

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

If weather is an important factor for your trip to Wausau, 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 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 15.8 F).

Reviews of airlines servicing Wausau

Get insights into the airlines that provide service to Wausau. 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 Wausau. Reviews last updated June 18, 2025.
Peruse reviews from past customers who have flown with Delta and American Airlines from Illinois to Wausau to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,964 reviews

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,964 reviews
Delta
8.0
Very good
7,964 reviews

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,964 reviews

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

  • What airport do you fly into for flights to Wausau from Illinois?

    Wausau Central Wisconsin (CWA), located 12.6 mi from the city center, is the airport you fly into when you book flights from Illinois to Wausau.

  • What are the most popular routes from Illinois to Wausau?

    The most popular route from Illinois to Wausau is Lambert-St Louis - Wausau Central Wisconsin. You may also consider Chicago Midway - Wausau Central Wisconsin or Chicago O'Hare Intl - Wausau Central Wisconsin.

  • What are the most reliable airlines from Illinois to Wausau?

    No one likes to see their flight delayed. When booking a flight from Illinois to Wausau consider choosing Piedmont Airlines (90%), American Airlines (84%) or Qatar Airways (84%) as they are the most reliable in getting you off to your destination on time.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Illinois to Wausau 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 Illinois to Wausau?

    Currently, March is the cheapest month in which you can book a flight from Illinois to Wausau (average of $411). Flying from Illinois to Wausau in December is currently the most expensive (average of $571). 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 Illinois to Wausau

See prices for flight routes from nearby airports that may be better suited for you.
Newark to O'Hare Intl flights
John F Kennedy Intl to O'Hare Intl flights
LaGuardia to O'Hare Intl flights
Dallas/Fort Worth to O'Hare Intl flights
Los Angeles to O'Hare Intl flights
Seattle to O'Hare Intl flights
Boston to O'Hare Intl flights
San Francisco to O'Hare Intl flights
Baltimore to O'Hare Intl flights
Philadelphia to O'Hare Intl flights
Dulles Intl to O'Hare Intl flights
Reagan-National to O'Hare Intl flights
Ontario to O'Hare Intl flights
Sky Harbor Intl to O'Hare Intl flights
LaGuardia to Minneapolis flights
Fort Lauderdale to O'Hare Intl flights
John F Kennedy Intl to Minneapolis flights
Santa Ana to O'Hare Intl flights
Newark to Minneapolis flights
Atlanta to O'Hare Intl flights
Austin to O'Hare Intl flights
Burbank to O'Hare Intl flights
Portland to O'Hare Intl flights
Orlando to O'Hare Intl flights
Denver to O'Hare Intl flights
LaGuardia to Milwaukee flights
Seattle to Minneapolis flights
San Diego to O'Hare Intl flights
John F Kennedy Intl to Milwaukee flights
Raleigh to O'Hare Intl flights
Tampa to O'Hare Intl flights
Charlotte to O'Hare Intl flights
Newark to Milwaukee flights
George Bush Intcntl to O'Hare Intl flights
Hobby to O'Hare Intl flights
Miami to O'Hare Intl flights
Los Angeles to Minneapolis flights
Boston to Minneapolis flights
Love Field to O'Hare Intl flights
Minneapolis to O'Hare Intl flights
Dallas/Fort Worth to Minneapolis flights
Dulles Intl to Minneapolis flights
Baltimore to Minneapolis flights
San Francisco to Minneapolis flights
Hartford to O'Hare Intl flights
Denver to Minneapolis flights
Reagan-National to Minneapolis flights
Oakland to O'Hare Intl flights
San Jose to O'Hare Intl flights
Salt Lake City to O'Hare Intl flights

Top airline flying from Illinois to Wausau

Discover the top airline that operate flights from Illinois to Wausau. 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 June 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$191Average$344FlexibilityNo 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.