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$173+ Cheap flights from Illinois to Wausau (CWA)

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 11/27. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — CWA
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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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 October 30, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$301
(Delta)

One-way from

$173
(Delta)
Provider with most accurate pricing for Chicago (CHI)-Wausau Central Wisconsin flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Wausau Central Wisconsin flights.
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From Illinois to Wausau Central Wisconsin
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One-way flight from Illinois to Wausau Central Wisconsin
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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 October 30, 2025.

This American Airlines deal was found by Cheapflights users on 10/28. 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.
Thu 11/205:00 amSTL - CWA
2 stops11h 43mAmerican Airlines
Sun 11/2311:29 amCWA - STL
1 stop4h 47mAmerican Airlines
Deal found 10/28$309
This American Airlines deal was found by Cheapflights users on 10/28. 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.
Thu 12/49:40 amORD - CWA
Nonstop1h 20mAmerican Airlines
Thu 1/11:30 pmCWA - ORD
Nonstop1h 31mAmerican Airlines
Deal found 10/28$321
This American Airlines deal was found by Cheapflights users on 10/28. 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 11/18:45 pmORD - CWA
Nonstop1h 21mAmerican Airlines
Mon 11/36:00 amCWA - ORD
Nonstop1h 30mAmerican Airlines
Deal found 10/28$484
This American Airlines deal was found by Cheapflights users on 10/28. 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.
Sun 11/910:20 pmORD - CWA
Nonstop1h 15mAmerican Airlines
Sun 11/1611:29 amCWA - ORD
Nonstop1h 29mAmerican Airlines
Deal found 10/28$497
This Delta deal was found by Cheapflights users on 10/28. 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 11/13:50 pmORD - CWA
1 stop5h 06mDelta
Mon 11/34:08 pmCWA - ORD
1 stop5h 11mDelta
Deal found 10/28$504
This Delta deal was found by Cheapflights users on 10/28. 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.
Wed 11/129:41 amMDW - CWA
1 stop6h 01mDelta
Sun 11/167:00 amCWA - MDW
1 stop6h 07mDelta
Deal found 10/28$524
This Delta deal was found by Cheapflights users on 10/28. 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.
Wed 11/1211:03 amORD - CWA
1 stop4h 39mDelta
Sun 11/167:00 amCWA - ORD
1 stop4h 34mDelta
Deal found 10/28$524
This American Airlines deal was found by Cheapflights users on 10/29. 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 11/89:40 amORD - CWA
Nonstop1h 18mAmerican Airlines
Sat 11/85:01 pmCWA - ORD
Nonstop1h 31mAmerican Airlines
Deal found 10/29$729
This American Airlines deal was found by Cheapflights users on 10/29. 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.
Wed 10/297:00 pmORD - CWA
Nonstop1h 28mAmerican Airlines
Thu 10/309:57 amCWA - ORD
Nonstop1h 26mAmerican Airlines
Deal found 10/29$773
This Delta deal was found by Cheapflights users on 10/29. 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.
Wed 10/2911:02 amORD - CWA
1 stop4h 26mDelta
Thu 10/307:00 amCWA - ORD
1 stop4h 35mDelta
Deal found 10/29$833
This Delta deal was found by Cheapflights users on 10/29. 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 12/111:03 amORD - CWA
1 stop4h 39mDelta
Wed 12/34:23 pmCWA - ORD
1 stop5h 17mDelta
Deal found 10/29$873

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 October 30, 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

MDW - CWA

MDWCWA

Chicago Midway

Sat 1/17

11:45 am-3:38 pm

1 stop3h 53m

Wausau Central Wisconsin

Tue 1/20

7:00 am-1:09 pm

1 stop6h 09m

$301

St. LouisWausau

STL - CWA

STLCWA

Lambert-St Louis

Thu 11/20

5:00 am-4:43 pm

2 stops11h 43m

Wausau Central Wisconsin

Sun 11/23

11:29 am-4:16 pm

1 stop4h 47m

$309

St. LouisWausau

STL - CWA

STLCWA

Lambert-St Louis

Tue 4/7

5:30 pm-9:15 pm

1 stop3h 45m

Wausau Central Wisconsin

Sat 4/11

7:00 am-11:35 am

1 stop4h 35m

$314

ChicagoWausau

ORD - CWA

ORDCWA

Chicago O'Hare Intl

Thu 12/4

9:40 am-11:00 am

Nonstop1h 20m

Wausau Central Wisconsin

Thu 1/1

1:30 pm-3:01 pm

Nonstop1h 31m

$321

ChicagoWausau

ORD - CWA

ORDCWA

Chicago O'Hare Intl

Sat 3/7

12:21 pm-1:34 pm

Nonstop1h 13m

Wausau Central Wisconsin

Wed 3/11

2:49 pm-4:10 pm

Nonstop1h 21m

$341

ChicagoWausau

MDW - CWA

MDWCWA

Chicago Midway

Sat 4/4

9:20 am-3:29 pm

1 stop6h 09m

Wausau Central Wisconsin

Tue 4/7

7:00 am-1:08 pm

1 stop6h 08m

$350

St. LouisWausau

STL - CWA

STLCWA

Lambert-St Louis

Tue 4/7

6:05 am-10:49 am

1 stop4h 44m

Wausau Central Wisconsin

Sat 4/11

11:21 am-7:03 pm

2 stops7h 42m

$364

ChicagoWausau

ORD - CWA

ORDCWA

Chicago O'Hare Intl

Sat 1/17

3:25 pm-4:40 pm

Nonstop1h 15m

Wausau Central Wisconsin

Tue 1/20

5:12 pm-6:48 pm

Nonstop1h 36m

$369

St. LouisWausau

STL - CWA

STLCWA

Lambert-St Louis

Wed 4/8

7:50 am-2:21 pm

1 stop6h 31m

Wausau Central Wisconsin

Sat 4/11

11:21 am-4:13 pm

1 stop4h 52m

$369

ChicagoWausau

ORD - CWA

ORDCWA

Chicago O'Hare Intl

Sat 3/7

9:30 am-3:29 pm

1 stop5h 59m

Wausau Central Wisconsin

Wed 3/11

7:00 am-2:56 pm

1 stop7h 56m

$372

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 21 results
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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, September is the cheapest month in which you can book a flight from Illinois to Wausau (average of $179). Flying from Illinois to Wausau in April is currently the most expensive (average of $304). 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 October 30, 2025.

It’s typically best to fly out from Illinois to Wausau in the morning. Doing so could potentially save you 57% on the flight price compared to flying in the afternoon, which is usually more expensive.

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.

  • How long is the flight from Illinois to Wausau?

    Delta and American Airlines can get you from Illinois to Wausau in just under 3h 53m. Your travel time can differ by up to 7h 50m. There are 228 mi between Illinois and Wausau. This flight may include one or multiple stops.

  • 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 O'Hare Intl - Wausau Central Wisconsin or Chicago Midway - 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 American Airlines (80%), Envoy Air (80%) or Qatar Airways (64%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Illinois to Wausau?

    Looking at all options, your cheapest flight can be booked for $235. While the most popular route (Lambert-St Louis - Wausau Central Wisconsin) can be booked for $324 on average, our data indicates $349 when flying from Illinois to Wausau.

  • 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, September is the cheapest month in which you can book a flight from Illinois to Wausau (average of $179). Flying from Illinois to Wausau in April is currently the most expensive (average of $304). 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

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Alternative routes for Illinois to Wausau

See prices for flight routes from nearby airports that may be better suited for you.
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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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$281Average$301FlexibilityNo cancel feeOn-time71%

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