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Cheap flights from Illinois to Wausau from $179

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Wausau departing on 11/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Illinois to Wausau

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
9:30 am - 3:48 pmORD  Chicago O'Hare Intl-CWA Wausau Central Wisconsin
6h 18m1 stop Minneapolis St Paul
Delta Logo
4:15 pm - 9:37 pmCWA  Wausau Central Wisconsin-ORD Chicago O'Hare Intl
5h 22m1 stop Minneapolis St Paul
$227Delta
Fri, Jan 8 - Sun, Jan 17
Delta Logo
7:00 am - 3:48 pmORD  Chicago O'Hare Intl-CWA Wausau Central Wisconsin
8h 48m2 stops Detroit Metropolitan Wayne County Minneapolis St Paul
Delta Logo
4:15 pm - 9:37 pmCWA  Wausau Central Wisconsin-ORD Chicago O'Hare Intl
5h 22m1 stop Minneapolis St Paul
$232Delta
Fri, Jan 8 - Sun, Jan 17
American Airlines Logo
7:29 am - 11:00 amSTL  Lambert-St Louis-CWA Wausau Central Wisconsin
3h 31m1 stop Chicago O'Hare Intl
American Airlines Logo
11:31 am - 4:51 pmCWA  Wausau Central Wisconsin-STL Lambert-St Louis
5h 20m1 stop Chicago O'Hare Intl
$299American Airlines
Sat, Oct 17 - Sat, Oct 24
American Airlines Logo
5:00 am - 11:00 amSTL  Lambert-St Louis-CWA Wausau Central Wisconsin
6h 00m1 stop Chicago O'Hare Intl
American Airlines Logo
4:42 pm - 9:13 pmCWA  Wausau Central Wisconsin-STL Lambert-St Louis
4h 31m1 stop Chicago O'Hare Intl
$299American Airlines
Sat, Oct 3 - Sat, Oct 10
American Airlines Logo
5:23 pm - 12:18 amSTL  Lambert-St Louis-CWA Wausau Central Wisconsin
6h 55m1 stop Chicago O'Hare Intl
American Airlines Logo
4:42 pm - 9:13 pmCWA  Wausau Central Wisconsin-STL Lambert-St Louis
4h 31m1 stop Chicago O'Hare Intl
$299American Airlines
Sat, Oct 10 - Sat, Oct 17
Delta Logo
3:35 pm - 9:12 pmSTL  Lambert-St Louis-CWA Wausau Central Wisconsin
5h 37m1 stop Minneapolis St Paul
Delta Logo
4:34 pm - 11:54 pmCWA  Wausau Central Wisconsin-STL Lambert-St Louis
7h 20m2 stops Minneapolis St Paul Atlanta Hartsfield-Jackson
$304Delta
Sat, Oct 17 - Sat, Oct 24
Delta Logo
11:20 am - 3:54 pmSTL  Lambert-St Louis-CWA Wausau Central Wisconsin
4h 34m1 stop Minneapolis St Paul
Delta Logo
4:34 pm - 11:54 pmCWA  Wausau Central Wisconsin-STL Lambert-St Louis
7h 20m2 stops Minneapolis St Paul Atlanta Hartsfield-Jackson
$304Delta
Sat, Oct 17 - Sat, Oct 24
Delta Logo
11:20 am - 3:54 pmSTL  Lambert-St Louis-CWA Wausau Central Wisconsin
4h 34m1 stop Minneapolis St Paul
Delta Logo
4:34 pm - 11:54 pmCWA  Wausau Central Wisconsin-STL Lambert-St Louis
7h 20m2 stops Minneapolis St Paul Atlanta Hartsfield-Jackson
$319Delta
Sat, Oct 17 - Sat, Oct 24
Delta Logo
11:20 am - 3:54 pmSTL  Lambert-St Louis-CWA Wausau Central Wisconsin
4h 34m1 stop Minneapolis St Paul
Delta Logo
4:34 pm - 11:54 pmCWA  Wausau Central Wisconsin-STL Lambert-St Louis
7h 20m2 stops Minneapolis St Paul Atlanta Hartsfield-Jackson
$339Delta
Sat, Oct 17 - Sat, Oct 24
Delta Logo
6:47 am - 3:54 pmSTL  Lambert-St Louis-CWA Wausau Central Wisconsin
9h 07m2 stops Detroit Metropolitan Wayne County Minneapolis St Paul
Delta Logo
4:34 pm - 11:54 pmCWA  Wausau Central Wisconsin-STL Lambert-St Louis
7h 20m2 stops Minneapolis St Paul Atlanta Hartsfield-Jackson
$344Delta
Sat, Oct 17 - Sat, Oct 24

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Delta flights from Illinois to Wausau

Our best Delta deals on Illinois to Wausau flight tickets
Delta
Oct 17
STL3:35 pmLambert-St Louis
5h 37m
1 stop
CWA9:12 pmWausau Central Wisconsin
Oct 24
CWA4:34 pmWausau Central Wisconsin
7h 20m
2 stops
STL11:54 pmLambert-St Louis
$304
Delta
Oct 17
STL11:20 amLambert-St Louis
4h 34m
1 stop
CWA3:54 pmWausau Central Wisconsin
Oct 24
CWA4:34 pmWausau Central Wisconsin
7h 20m
2 stops
STL11:54 pmLambert-St Louis
$319
Delta
Oct 17
STL11:20 amLambert-St Louis
4h 34m
1 stop
CWA3:54 pmWausau Central Wisconsin
Oct 24
CWA4:34 pmWausau Central Wisconsin
7h 20m
2 stops
STL11:54 pmLambert-St Louis
$339

American Airlines flights from Illinois to Wausau

Our best American Airlines deals on Illinois to Wausau flight tickets
American Airlines
Oct 3
STL5:00 amLambert-St Louis
6h 00m
1 stop
CWA11:00 amWausau Central Wisconsin
Oct 10
CWA4:42 pmWausau Central Wisconsin
4h 31m
1 stop
STL9:13 pmLambert-St Louis
$299
American Airlines
Sep 16
ORD9:40 amChicago O'Hare Intl
1h 20m
CWA11:00 amWausau Central Wisconsin
Sep 23
CWA5:49 amWausau Central Wisconsin
1h 41m
ORD7:30 amChicago O'Hare Intl
$379
American Airlines
Oct 13
ORD9:40 amChicago O'Hare Intl
1h 20m
CWA11:00 amWausau Central Wisconsin
Oct 17
CWA11:31 amWausau Central Wisconsin
1h 29m
ORD1:00 pmChicago O'Hare Intl
$380

momondo 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, momondo users made 832,500 searches. Data last updated August 15, 2026.
Use the filters below to find and compare flights from Illinois to Wausau that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoWausau

ORD Chicago O'Hare Intl - CWA Wausau Central Wisconsin

ORDCWA

Chicago O'Hare Intl

Fri 1/8

9:30 am-3:48 pm

1 stop6h 18m

Wausau Central Wisconsin

Sun 1/17

4:15 pm-9:37 pm

1 stop5h 22m

$227

ChicagoWausau

ORD Chicago O'Hare Intl - CWA Wausau Central Wisconsin

ORDCWA

Chicago O'Hare Intl

Fri 1/8

7:00 am-3:48 pm

2 stops8h 48m

Wausau Central Wisconsin

Sun 1/17

4:15 pm-9:37 pm

1 stop5h 22m

$232
Quickest round-trip

St. LouisWausau

STL Lambert-St Louis - CWA Wausau Central Wisconsin

STLCWA

Lambert-St Louis

Sat 10/17

7:29 am-11:00 am

1 stop3h 31m

Wausau Central Wisconsin

Sat 10/24

11:31 am-4:51 pm

1 stop5h 20m

$299

St. LouisWausau

STL Lambert-St Louis - CWA Wausau Central Wisconsin

STLCWA

Lambert-St Louis

Sat 10/3

5:00 am-11:00 am

1 stop6h 00m

Wausau Central Wisconsin

Sat 10/10

4:42 pm-9:13 pm

1 stop4h 31m

$299

St. LouisWausau

STL Lambert-St Louis - CWA Wausau Central Wisconsin

STLCWA

Lambert-St Louis

Sat 10/10

5:23 pm-12:18 am

1 stop6h 55m

Wausau Central Wisconsin

Sat 10/17

4:42 pm-9:13 pm

1 stop4h 31m

$299

St. LouisWausau

STL Lambert-St Louis - CWA Wausau Central Wisconsin

STLCWA

Lambert-St Louis

Sat 10/17

3:35 pm-9:12 pm

1 stop5h 37m

Wausau Central Wisconsin

Sat 10/24

4:34 pm-11:54 pm

2 stops7h 20m

$304

St. LouisWausau

STL Lambert-St Louis - CWA Wausau Central Wisconsin

STLCWA

Lambert-St Louis

Sat 10/17

11:20 am-3:54 pm

1 stop4h 34m

Wausau Central Wisconsin

Sat 10/24

4:34 pm-11:54 pm

2 stops7h 20m

$304

St. LouisWausau

STL Lambert-St Louis - CWA Wausau Central Wisconsin

STLCWA

Lambert-St Louis

Sat 10/17

11:20 am-3:54 pm

1 stop4h 34m

Wausau Central Wisconsin

Sat 10/24

4:34 pm-11:54 pm

2 stops7h 20m

$319

St. LouisWausau

STL Lambert-St Louis - CWA Wausau Central Wisconsin

STLCWA

Lambert-St Louis

Sat 10/17

11:20 am-3:54 pm

1 stop4h 34m

Wausau Central Wisconsin

Sat 10/24

4:34 pm-11:54 pm

2 stops7h 20m

$339

St. LouisWausau

STL Lambert-St Louis - CWA Wausau Central Wisconsin

STLCWA

Lambert-St Louis

Sat 10/17

6:47 am-3:54 pm

2 stops9h 07m

Wausau Central Wisconsin

Sat 10/24

4:34 pm-11:54 pm

2 stops7h 20m

$344

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Wausau from

How to get the cheapest flight ticket from Illinois to Wausau

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Wausau?

Our data shows that Wednesday is the least expensive day to fly to Wausau. Tickets to fly out on this day can be as low as $480. The most expensive day to fly to Wausau is Tuesday, with ticket prices averaging around $779.

What is the cheapest time of day to depart on your flight to Wausau?

According to our data, the cheapest time of day to fly to Wausau is in the afternoon. momondo users have found flights departing from Illinois to Wausau in the afternoon for as low as $457. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $924 on average. Flights to Wausau from Illinois at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Illinois to Wausau Central Wisconsin flight route?

Fly from Chicago O'Hare Intl to Wausau Central Wisconsin for the best Illinois - Wausau Central Wisconsin flight prices

What cabin class options are available on Illinois to Wausau flights?

There is only 1 cabin class available to choose from on Illinois to Wausau flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Illinois to Wausau flights?

You could potentially save up to 29% on your flight if you consider stops on a Illinois to Wausau flight.

Cheap Illinois to Wausau flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Wausau

Fastest flight time

1h 17m

Direct flights

Mon, Tue, Wed, Thu, Sat and Sun

Airports in Wausau

1 airport
The fastest flight from Illinois to Wausau takes 1h 17m
Direct flights go from Illinois to Wausau on Monday, Tuesday, Wednesday, Thursday, Saturday and Sunday. There are no airlines offering direct flights.
There is 1 airport in Wausau. From Illinois there are direct flights to Wausau Central Wisconsin (CWA).
Search flight deals

Frequently asked questions about flying from Illinois to Wausau

  • When did momondo last update prices for flights from Illinois to Wausau Central Wisconsin Airport?

    Prices for flights from Illinois to Wausau Central Wisconsin Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Illinois to Wausau Central Wisconsin Airport?

  • How old do you have to be to fly from Illinois to Wausau Central Wisconsin Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Illinois to Wausau Central Wisconsin Airport.

  • What documentation or ID do you need to fly to Wausau Central Wisconsin Airport?

    The travel and health documents you'll need for your trip to Wausau Central Wisconsin Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Wausau Central Wisconsin Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Illinois to Wausau?

Best airlines flying from Illinois to Wausau

Compare and see reviews for airlines that fly from Illinois to Wausau with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $301Free CancellationRating
7.1
11,927 reviews
Search American Airlines flights

Traveling to a place near Wausau?

Book flights to Wausau if you plan to visit one of these locations
Stevens Point
Marshfield
Wisconsin Rapids
Abbotsford
Mosinee

Why use momondo?

Why should I use momondo to find a flight deal from Illinois to Wausau?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Illinois to Wausau. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Illinois to Wausau with flexible booking policies on momondo?

All flight searches from Illinois to Wausau on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Illinois to Wausau?

momondo provides multiple filters to help you find the best flight to Wausau from Illinois. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Illinois to Wausau right now. Can momondo alert me if prices change?

Price alerts on flights to Wausau from Illinois are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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