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Cheap flights from St. Louis to Wausau from $264

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Wausau departing on 9/19. 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

Find the cheapest flights from St. Louis to Wausau

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
5:00 am - 11:00 am
STL
-
CWA
6h 00m
1 stop
American Airlines Logo
4:42 pm - 9:13 pm
CWA
-
STL
4h 31m
1 stop
$299American Airlines
Sat, Oct 3 - Sat, Oct 10
Delta Logo
11:20 am - 3:54 pm
STL
-
CWA
4h 34m
1 stop
Delta Logo
4:34 pm - 11:54 pm
CWA
-
STL
7h 20m
2 stops
$304Delta
Sat, Oct 17 - Sat, Oct 24
American Airlines Logo
5:00 am - 11:00 am
STL
-
CWA
6h 00m
1 stop
American Airlines Logo
4:42 pm - 9:13 pm
CWA
-
STL
4h 31m
1 stop
$319American Airlines
Sat, Oct 3 - Sat, Oct 10
Delta Logo
11:20 am - 3:54 pm
STL
-
CWA
4h 34m
1 stop
Delta Logo
4:34 pm - 11:54 pm
CWA
-
STL
7h 20m
2 stops
$324Delta
Sat, Oct 10 - Sat, Oct 17
Delta Logo
5:33 pm - 9:12 pm
STL
-
CWA
3h 39m
1 stop
Delta Logo
6:54 am - 3:37 pm
CWA
-
STL
8h 43m
2 stops
$369Delta
Sat, Oct 10 - Sat, Oct 17
American Airlines Logo
8:07 pm - 11:56 pm
STL
-
CWA
3h 49m
1 stop
American Airlines Logo
6:00 am - 12:54 pm
CWA
-
STL
6h 54m
1 stop
$385American Airlines
Fri, Aug 14 - Tue, Aug 18
American Airlines Logo
6:53 am - 4:35 pm
STL
-
CWA
9h 42m
2 stops
American Airlines Logo
11:30 am - 4:43 pm
CWA
-
STL
5h 13m
1 stop
$397American Airlines
Sat, Oct 3 - Sat, Oct 10
American Airlines Logo
6:53 am - 4:35 pm
STL
-
CWA
9h 42m
2 stops
American Airlines Logo
11:30 am - 4:43 pm
CWA
-
STL
5h 13m
1 stop
$407American Airlines
Sat, Oct 3 - Sat, Oct 10
American Airlines Logo
8:07 pm - 11:56 pm
STL
-
CWA
3h 49m
1 stop
American Airlines Logo
6:00 am - 6:05 pm
CWA
-
STL
12h 05m
2 stops
$412American Airlines
Fri, Aug 14 - Tue, Aug 18
Delta Logo
6:47 am - 3:54 pm
STL
-
CWA
9h 07m
2 stops
Delta Logo
4:34 pm - 11:54 pm
CWA
-
STL
7h 20m
2 stops
$439Delta
Sat, Oct 10 - Sat, Oct 17

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American Airlines flights from St. Louis to Wausau

Our best American Airlines deals on St. Louis 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
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
$319
American Airlines
Aug 14
STL8:07 pmLambert-St Louis
3h 49m
1 stop
CWA11:56 pmWausau Central Wisconsin
Aug 18
CWA6:00 amWausau Central Wisconsin
6h 54m
1 stop
STL12:54 pmLambert-St Louis
$385

Delta flights from St. Louis to Wausau

Our best Delta deals on St. Louis to Wausau flight tickets
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
$304
Delta
Oct 10
STL11:20 amLambert-St Louis
4h 34m
1 stop
CWA3:54 pmWausau Central Wisconsin
Oct 17
CWA4:34 pmWausau Central Wisconsin
7h 20m
2 stops
STL11:54 pmLambert-St Louis
$324
Delta
Oct 10
STL5:33 pmLambert-St Louis
3h 39m
1 stop
CWA9:12 pmWausau Central Wisconsin
Oct 17
CWA6:54 amWausau Central Wisconsin
8h 43m
2 stops
STL3:37 pmLambert-St Louis
$369

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis 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 3, 2026.
Use the filters below to find and compare flights from St. Louis to Wausau that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

St. LouisWausau

STL - CWA

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 - CWA

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 - CWA

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

$319

St. LouisWausau

STL - CWA

STLCWA

Lambert-St Louis

Sat 10/10

11:20 am-3:54 pm

1 stop4h 34m

Wausau Central Wisconsin

Sat 10/17

4:34 pm-11:54 pm

2 stops7h 20m

$324

St. LouisWausau

STL - CWA

STLCWA

Lambert-St Louis

Sat 10/10

5:33 pm-9:12 pm

1 stop3h 39m

Wausau Central Wisconsin

Sat 10/17

6:54 am-3:37 pm

2 stops8h 43m

$369

St. LouisWausau

STL - CWA

STLCWA

Lambert-St Louis

Fri 8/14

8:07 pm-11:56 pm

1 stop3h 49m

Wausau Central Wisconsin

Tue 8/18

6:00 am-12:54 pm

1 stop6h 54m

$385

St. LouisWausau

STL - CWA

STLCWA

Lambert-St Louis

Sat 10/3

6:53 am-4:35 pm

2 stops9h 42m

Wausau Central Wisconsin

Sat 10/10

11:30 am-4:43 pm

1 stop5h 13m

$397

St. LouisWausau

STL - CWA

STLCWA

Lambert-St Louis

Sat 10/3

6:53 am-4:35 pm

2 stops9h 42m

Wausau Central Wisconsin

Sat 10/10

11:30 am-4:43 pm

1 stop5h 13m

$407

St. LouisWausau

STL - CWA

STLCWA

Lambert-St Louis

Fri 8/14

8:07 pm-11:56 pm

1 stop3h 49m

Wausau Central Wisconsin

Tue 8/18

6:00 am-6:05 pm

2 stops12h 05m

$412

St. LouisWausau

STL - CWA

STLCWA

Lambert-St Louis

Sat 10/10

6:47 am-3:54 pm

2 stops9h 07m

Wausau Central Wisconsin

Sat 10/17

4:34 pm-11:54 pm

2 stops7h 20m

$439

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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See travel insights to Wausau from

How to get the cheapest flight ticket from St. Louis 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 airline that flies from Lambert-St Louis to Wausau Central Wisconsin?

American Airlines and Delta are the most popular carriers operating from Lambert-St Louis to Wausau Central Wisconsin

When to book flights from St. Louis to Wausau

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Wausau according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap St. Louis to Wausau (STL to CWA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Wausau

Fastest flight time

4h 34m

Direct flights

None
The fastest flight from St. Louis to Wausau takes 4h 34m
There are no direct flights from St. Louis to Wausau. There are no popular flight routes from St. Louis to Wausau.
Search flight deals

Frequently asked questions about flying from St. Louis to Wausau

  • How far is Lambert-St Louis to Wausau Central Wisconsin by plane?

    Lambert-St Louis and Wausau Central Wisconsin are 438.2 mi apart from one another. In terms of flight time, this usually takes a little over 4h 34m.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Wausau Central Wisconsin Airport?

    Prices for flights from Lambert-St Louis Airport to Wausau Central Wisconsin Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Lambert-St Louis Airport to Wausau Central Wisconsin Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Wausau Central Wisconsin Airport.

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

    The travel and health documents required for your trip to Wausau Central Wisconsin Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Wausau Central Wisconsin Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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 St. Louis to Wausau?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Wausau from St. Louis.

Can I find flights from St. Louis to Wausau with flexible booking policies on momondo?

momondo does allow users to show only those flights to Wausau from St. Louis which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from St. Louis to Wausau?

Once you have performed a search for St. Louis to Wausau flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from St. Louis to Wausau now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Wausau and let you know when they change.

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