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Wausau

$228+ 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 7/19. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — CWA
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
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 junio 12, 2025.

Round-trip from

$282
(American Airlines)

One-way from

$228
(Delta)
From Illinois to Wausau Central Wisconsin
Search Deals
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 junio 12, 2025.

This American Airlines deal was found by Cheapflights users on 6/11. 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.
sáb. 7/2610:15 pmORD - CWA
Nonstop1h 15mAmerican Airlines
sáb. 8/26:20 pmCWA - ORD
Nonstop1h 25mAmerican Airlines
Deal found 6/11$282
This Delta deal was found by Cheapflights users on 6/10. 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.
vie. 7/43:54 pmORD - CWA
1 stop5h 14mDelta
sáb. 7/57:08 amCWA - ORD
2 stops5h 47mDelta
Deal found 6/10$306
This American Airlines deal was found by Cheapflights users on 6/12. 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. 10/35:55 amSTL - CWA
1 stop3h 26mAmerican Airlines
mié. 10/89:44 amCWA - STL
1 stop6h 38mAmerican Airlines
Deal found 6/12$309
This Delta deal was found by Cheapflights users on 6/11. 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.
sáb. 7/269:24 amMDW - CWA
1 stop6h 04mDelta
sáb. 8/27:05 amCWA - MDW
1 stop6h 01mDelta
Deal found 6/11$375
This Delta deal was found by Cheapflights users on 6/12. 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.
lun. 7/711:18 amSTL - CWA
1 stop4h 36mDelta
vie. 7/117:05 amCWA - STL
1 stop3h 28mDelta
Deal found 6/12$517

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 junio 12, 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

sáb. 7/26

10:15 pm-11:30 pm

Nonstop1h 15m

Wausau Central Wisconsin

sáb. 8/2

6:20 pm-7:45 pm

Nonstop1h 25m

$282

ChicagoWausau

ORD - CWA

ORDCWA

Chicago O'Hare Intl

vie. 7/4

3:54 pm-9:08 pm

1 stop5h 14m

Wausau Central Wisconsin

sáb. 7/5

7:08 am-12:55 pm

2 stops5h 47m

$306

St. LouisWausau

STL - CWA

STLCWA

Lambert-St Louis

jue. 8/21

6:00 am-9:13 am

1 stop3h 13m

Wausau Central Wisconsin

lun. 8/25

6:24 pm-11:51 pm

1 stop5h 27m

$309

ChicagoWausau

MDW - CWA

MDWCWA

Chicago Midway

sáb. 7/26

9:24 am-3:28 pm

1 stop6h 04m

Wausau Central Wisconsin

sáb. 8/2

7:05 am-1:06 pm

1 stop6h 01m

$375

St. LouisWausau

STL - CWA

STLCWA

Lambert-St Louis

lun. 7/7

11:18 am-3:54 pm

1 stop4h 36m

Wausau Central Wisconsin

vie. 7/11

7:05 am-10:33 am

1 stop3h 28m

$517

ChicagoWausau

ORD - CWA

ORDCWA

Chicago O'Hare Intl

sáb. 7/19

5:35 pm-9:01 pm

1 stop3h 26m

$228

St. LouisWausau

STL - CWA

STLCWA

Lambert-St Louis

dom. 7/6

10:07 am-4:32 pm

1 stop6h 25m

$250

ChicagoWausau

MDW - CWA

MDWCWA

Chicago Midway

dom. 7/27

9:24 am-3:54 pm

1 stop6h 30m

$254

St. LouisWausau

STL - CWA

STLCWA

Lambert-St Louis

dom. 7/6

6:40 am-3:46 pm

2 stops9h 06m

$344

ChicagoWausau

ORD - CWA

ORDCWA

Chicago O'Hare Intl

mié. 7/2

8:00 am-9:14 am

Nonstop1h 14m

$350

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

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 junio 12, 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 junio 12, 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 junio 12, 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
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

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
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

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
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

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 (87%), Qatar Airways (85%) or Envoy Air (78%) 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

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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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$191Average$344FlexibilityNo cancel feeOn-time71%

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