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Cheap flights from St. Louis to Wausau from $259

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 7/11. 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 St. Louis to Wausau

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
8:05 pm - 11:16 pm
STL
-
CWA
3h 11m
1 stop
American Airlines Logo
6:15 pm - 11:25 pm
CWA
-
STL
5h 10m
1 stop
$289American Airlines
Sat, Oct 17 - Sat, Oct 24
Delta Logo
5:43 pm - 9:14 pm
STL
-
CWA
3h 31m
1 stop
Delta Logo
7:00 am - 11:50 am
CWA
-
STL
4h 50m
1 stop
$314Delta
Sat, Oct 3 - Sat, Oct 10
Delta Logo
5:30 pm - 9:12 pm
STL
-
CWA
3h 42m
1 stop
Delta Logo
4:15 pm - 11:39 pm
CWA
-
STL
7h 24m
2 stops
$319Delta
Sat, Oct 17 - Sat, Oct 24
American Airlines Logo
8:05 pm - 11:16 pm
STL
-
CWA
3h 11m
1 stop
American Airlines Logo
9:44 am - 4:15 pm
CWA
-
STL
6h 31m
1 stop
$324American Airlines
Sat, Oct 10 - Sat, Oct 17
Delta Logo
5:30 pm - 9:12 pm
STL
-
CWA
3h 42m
1 stop
Delta Logo
4:15 pm - 11:39 pm
CWA
-
STL
7h 24m
2 stops
$365Delta
Sat, Oct 10 - Sat, Oct 17
Delta Logo
6:00 am - 3:48 pm
STL
-
CWA
9h 48m
2 stops
Delta Logo
7:00 am - 1:20 pm
CWA
-
STL
6h 20m
2 stops
$370Delta
Sat, Oct 10 - Sat, Oct 17
American Airlines Logo
5:00 am - 11:00 am
STL
-
CWA
6h 00m
1 stop
American Airlines Logo
9:44 am - 7:46 pm
CWA
-
STL
10h 02m
2 stops
$387American Airlines
Sat, Oct 3 - Sat, Oct 10
Delta Logo
6:00 am - 3:48 pm
STL
-
CWA
9h 48m
2 stops
Delta Logo
7:00 am - 1:20 pm
CWA
-
STL
6h 20m
2 stops
$395Delta
Sat, Oct 10 - Sat, Oct 17
United Airlines Logo
5:18 pm - 10:45 pm
STL
-
CWA
5h 27m
1 stop
United Airlines Logo
10:25 am - 3:38 pm
CWA
-
STL
5h 13m
1 stop
$419United Airlines
Sat, Nov 14 - Wed, Nov 18
Delta Logo
6:00 am - 3:48 pm
STL
-
CWA
9h 48m
2 stops
Delta Logo
7:00 am - 1:20 pm
CWA
-
STL
6h 20m
2 stops
$441Delta
Sat, Oct 10 - Sat, Oct 17

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Delta flights from St. Louis to Wausau

Our best Delta deals on St. Louis to Wausau flight tickets
Delta
Oct 3
STL5:43 pmLambert-St Louis
3h 31m
1 stop
CWA9:14 pmWausau Central Wisconsin
Oct 10
CWA7:00 amWausau Central Wisconsin
4h 50m
1 stop
STL11:50 amLambert-St Louis
$314
Delta
Oct 17
STL5:30 pmLambert-St Louis
3h 42m
1 stop
CWA9:12 pmWausau Central Wisconsin
Oct 24
CWA4:15 pmWausau Central Wisconsin
7h 24m
2 stops
STL11:39 pmLambert-St Louis
$319
Delta
Oct 10
STL5:30 pmLambert-St Louis
3h 42m
1 stop
CWA9:12 pmWausau Central Wisconsin
Oct 17
CWA7:00 amWausau Central Wisconsin
6h 20m
2 stops
STL1:20 pmLambert-St Louis
$365

United Airlines flights from St. Louis to Wausau

Our best United Airlines deals on St. Louis to Wausau flight tickets
United Airlines
Nov 14
STL5:18 pmLambert-St Louis
5h 27m
1 stop
CWA10:45 pmWausau Central Wisconsin
Nov 18
CWA10:25 amWausau Central Wisconsin
5h 13m
1 stop
STL3:38 pmLambert-St Louis
$419
United Airlines
Dec 8
STL8:15 pmLambert-St Louis
13h 47m
1 stop
CWA10:02 amWausau Central Wisconsin
Dec 12
CWA10:25 amWausau Central Wisconsin
5h 13m
1 stop
STL3:38 pmLambert-St Louis
$572
United Airlines
Nov 14
STL9:13 amLambert-St Louis
13h 32m
2 stops
CWA10:45 pmWausau Central Wisconsin
Nov 18
CWA10:25 amWausau Central Wisconsin
5h 13m
1 stop
STL3:38 pmLambert-St Louis
$595

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 June 15, 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 10/17

8:05 pm-11:16 pm

1 stop3h 11m

Wausau Central Wisconsin

Sat 10/24

6:15 pm-11:25 pm

1 stop5h 10m

$289

St. LouisWausau

STL - CWA

STLCWA

Lambert-St Louis

Sat 10/3

5:43 pm-9:14 pm

1 stop3h 31m

Wausau Central Wisconsin

Sat 10/10

7:00 am-11:50 am

1 stop4h 50m

$314

St. LouisWausau

STL - CWA

STLCWA

Lambert-St Louis

Sat 10/17

5:30 pm-9:12 pm

1 stop3h 42m

Wausau Central Wisconsin

Sat 10/24

4:15 pm-11:39 pm

2 stops7h 24m

$319

St. LouisWausau

STL - CWA

STLCWA

Lambert-St Louis

Sat 10/10

8:05 pm-11:16 pm

1 stop3h 11m

Wausau Central Wisconsin

Sat 10/17

9:44 am-4:15 pm

1 stop6h 31m

$324

St. LouisWausau

STL - CWA

STLCWA

Lambert-St Louis

Sat 10/10

5:30 pm-9:12 pm

1 stop3h 42m

Wausau Central Wisconsin

Sat 10/17

4:15 pm-11:39 pm

2 stops7h 24m

$365

St. LouisWausau

STL - CWA

STLCWA

Lambert-St Louis

Sat 10/10

6:00 am-3:48 pm

2 stops9h 48m

Wausau Central Wisconsin

Sat 10/17

7:00 am-1:20 pm

2 stops6h 20m

$370

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

9:44 am-7:46 pm

2 stops10h 02m

$387

St. LouisWausau

STL - CWA

STLCWA

Lambert-St Louis

Sat 10/10

6:00 am-3:48 pm

2 stops9h 48m

Wausau Central Wisconsin

Sat 10/17

7:00 am-1:20 pm

2 stops6h 20m

$395

St. LouisWausau

STL - CWA

STLCWA

Lambert-St Louis

Sat 11/14

5:18 pm-10:45 pm

1 stop5h 27m

Wausau Central Wisconsin

Wed 11/18

10:25 am-3:38 pm

1 stop5h 13m

$419

St. LouisWausau

STL - CWA

STLCWA

Lambert-St Louis

Sat 10/10

6:00 am-3:48 pm

2 stops9h 48m

Wausau Central Wisconsin

Sat 10/17

7:00 am-1:20 pm

2 stops6h 20m

$441

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 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 is the most popular carrier 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

3h 39m

Direct flights

None
The fastest flight from St. Louis to Wausau takes 3h 39m
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 3h 39m.

  • 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 many operators does momondo search for flights from Lambert-St Louis Airport to Wausau Central Wisconsin Airport?

  • 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.

  • What is the most popular airline from St. Louis to Wausau?

Best airlines flying from St. Louis to Wausau

Compare and see reviews for airlines that fly from St. Louis to Wausau with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $287Free CancellationRating
7.1
11,660 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 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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