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$183+ Cheap flights from Wausau (CWA) 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 11/27. Fares are subject to change and may not be available on all flights or dates of travel.
CWA — ORD
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Find flight deals from Wausau to Illinois

Cheapest flights from Wausau to Illinois
Explore the most affordable flight options available from Wausau to Illinois. 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.
Wed 12/1011:30 amCWA - STL
1 stop5h 20mAmerican Airlines
Sat 12/137:35 pmSTL - CWA
1 stop4h 12mAmerican Airlines
Deal found 10/28$249
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 12/107:00 amCWA - STL
2 stops6h 53mDelta
Sat 12/135:34 pmSTL - CWA
1 stop3h 47mDelta
Deal found 10/28$254
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 11/266:00 amCWA - ORD
Nonstop1h 30mAmerican Airlines
Wed 12/33:27 pmORD - CWA
Nonstop1h 13mAmerican Airlines
Deal found 10/29$356
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.
Wed 11/125:59 pmCWA - ORD
Nonstop1h 36mAmerican Airlines
Wed 11/199:40 amORD - CWA
Nonstop1h 18mAmerican Airlines
Deal found 10/28$431
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 11/124:22 pmCWA - ORD
1 stop5h 14mDelta
Wed 11/198:55 amORD - CWA
2 stops6h 47mDelta
Deal found 10/28$456
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 11/267:00 amCWA - MDW
1 stop6h 07mDelta
Wed 12/39:59 amMDW - CWA
1 stop5h 44mDelta
Deal found 10/29$469
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 11/267:00 amCWA - ORD
1 stop4h 34mDelta
Wed 12/33:50 pmORD - CWA
1 stop5h 31mDelta
Deal found 10/29$469
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 11/16:03 amCWA - ORD
Nonstop1h 27mAmerican Airlines
Mon 11/39:40 amORD - CWA
Nonstop1h 18mAmerican Airlines
Deal found 10/28$484
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.
Fri 11/146:00 amCWA - ORD
Nonstop1h 30mAmerican Airlines
Tue 11/183:44 pmORD - CWA
Nonstop1h 14mAmerican Airlines
Deal found 10/29$487
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 11/14:08 pmCWA - ORD
1 stop5h 11mDelta
Mon 11/35:40 pmORD - CWA
1 stop3h 16mDelta
Deal found 10/28$504
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.
Fri 11/144:22 pmCWA - ORD
1 stop3h 28mDelta
Tue 11/1811:03 amORD - CWA
1 stop4h 39mDelta
Deal found 10/29$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.
Sat 11/227:00 amCWA - ORD
1 stop4h 37mDelta
Tue 11/255:42 pmORD - CWA
1 stop3h 25mDelta
Deal found 10/28$565

Cheap flight deals from Wausau to Illinois

Keep the following information in mind while searching for Wausau to Illinois flight deals. Data was last updated October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$249
(American Airlines)

One-way from

$183
(Delta)

Popular in

October

Cheapest in

January

Average price

$727
Provider with most accurate pricing for Wausau Central Wisconsin-Chicago (CHI) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Wausau Central Wisconsin-Chicago (CHI) flights.
Search Deals
From Wausau Central Wisconsin to Illinois
Search Deals
One-way flight from Wausau Central Wisconsin to Illinois
Search Deals
Highest demand for flights based on searches. 26% potential increase in price ($145 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease ($36 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Wausau 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 2,558,603 searches. Data last updated October 30, 2025.
Use the filters below to find and compare flights from Wausau to Illinois that are best for you.

Fly from

Wausau

Fly to

Illinois

Route

Depart

Return

Price

WausauSt. Louis

CWA - STL

CWASTL

Wausau Central Wisconsin

Wed 12/10

11:30 am-4:50 pm

1 stop5h 20m

Lambert-St Louis

Sat 12/13

7:35 pm-11:47 pm

1 stop4h 12m

$249

WausauSt. Louis

CWA - STL

CWASTL

Wausau Central Wisconsin

Wed 12/10

7:00 am-1:53 pm

2 stops6h 53m

Lambert-St Louis

Sat 12/13

5:34 pm-9:21 pm

1 stop3h 47m

$254

WausauChicago

CWA - ORD

CWAORD

Wausau Central Wisconsin

Sat 3/7

4:15 pm-9:56 pm

1 stop5h 41m

Chicago O'Hare Intl

Tue 3/10

12:15 pm-3:29 pm

1 stop3h 14m

$301

WausauChicago

CWA - ORD

CWAORD

Wausau Central Wisconsin

Wed 2/11

5:12 pm-6:48 pm

Nonstop1h 36m

Chicago O'Hare Intl

Thu 2/19

12:21 pm-1:34 pm

Nonstop1h 13m

$301

WausauChicago

CWA - ORD

CWAORD

Wausau Central Wisconsin

Sat 4/4

4:15 pm-9:56 pm

1 stop5h 41m

Chicago O'Hare Intl

Tue 4/7

9:30 am-3:29 pm

1 stop5h 59m

$301

WausauChicago

CWA - ORD

CWAORD

Wausau Central Wisconsin

Thu 1/22

6:00 am-7:38 am

Nonstop1h 38m

Chicago O'Hare Intl

Thu 1/29

3:25 pm-4:40 pm

Nonstop1h 15m

$321

WausauChicago

CWA - MDW

CWAMDW

Wausau Central Wisconsin

Wed 2/11

7:00 am-1:09 pm

1 stop6h 09m

Chicago Midway

Thu 2/19

9:30 am-3:29 pm

2 stops5h 59m

$321

WausauChicago

CWA - ORD

CWAORD

Wausau Central Wisconsin

Fri 1/16

6:00 am-7:38 am

Nonstop1h 38m

Chicago O'Hare Intl

Mon 1/19

3:25 pm-4:40 pm

Nonstop1h 15m

$321

WausauChicago

CWA - MDW

CWAMDW

Wausau Central Wisconsin

Sat 4/4

7:00 am-1:08 pm

1 stop6h 08m

Chicago Midway

Tue 4/7

9:20 am-3:29 pm

1 stop6h 09m

$321

WausauChicago

CWA - ORD

CWAORD

Wausau Central Wisconsin

Wed 2/11

7:00 am-1:18 pm

2 stops6h 18m

Chicago O'Hare Intl

Thu 2/19

7:00 am-3:29 pm

2 stops8h 29m

$326

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 24 results
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2
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Best time to book a flight from Wausau to Illinois

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

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

Currently, August is the cheapest month in which you can book a flight from Wausau to Illinois (average of $155). Flying from Wausau to Illinois in January is currently the most expensive (average of $200). 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 CWA to IL?

Find hourly flight availability from Wausau 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 October 30, 2025.

It’s optimal to fly from Wausau to Illinois at noon. By choosing this option you can save up to 36% on the cost of your flight, compared to a flight in the evening.

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 October 30, 2025.
Get a feel of what it's like to fly with American Airlines from Wausau to Illinois by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
11,034 reviews

Boarding

7.5

Crew

8.0

Overall

7.2

Food

6.4

Comfort

7.2

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Aug 2025

BNA - ORD

My flight was 8 hours delayed, so I missed my connecting flight to Dublin. I understand it’s not the staff’s fault but the lack of sympathy and apology was appalling. I had been sat in the airport since 4am until 3pm and they did not seem understanding. Not good. Need better customer service.
American Airlines
7.2
Good
11,034 reviews
American Airlines
7.2
Good
11,034 reviews

Boarding

7.5

Crew

8.0

Overall

7.2

Food

6.4

Comfort

7.2

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Aug 2025

BNA - ORD

My flight was 8 hours delayed, so I missed my connecting flight to Dublin. I understand it’s not the staff’s fault but the lack of sympathy and apology was appalling. I had been sat in the airport since 4am until 3pm and they did not seem understanding. Not good. Need better customer service.

Related info for your journey

Find useful and relevant information for your journey from Wausau to Illinois. 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 from for flights from Wausau to Illinois?

    Most people fly from Wausau Central Wisconsin (CWA) if they book a flight from Wausau to Illinois. Wausau Central Wisconsin is conveniently located just 12.6 mi from Wausau’s city center.

  • How long is the flight from Wausau to Illinois?

    American Airlines and Delta can get you from Wausau to Illinois in just under 5h 20m. Your travel time can differ by up to 1h 33m. Wausau and Illinois are separated by a distance of 418 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

    Before booking your flight to Illinois from Wausau, check out the most reliable airlines to get you to your destination on time: Qatar Airways (89%), American Airlines (80%), Envoy Air( 80%).

  • What are the cheapest flights from Wausau to Illinois?

    The cheapest flight price from Wausau to Illinois is $268. On average you can expect to pay $836. The most popular route, (Wausau Central Wisconsin - Chicago O'Hare Intl), can usually be booked for $301.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Wausau to Illinois (average of $155). Flying from Wausau to Illinois in January is currently the most expensive (average of $200). 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 Wausau to Illinois

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Top airline flying from Wausau to Illinois

Discover the top airline that operate flights from Wausau 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 2,558,603 searches. Data last updated October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$281Average$351FlexibilityNo cancel feeOn-time71%

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