Cheap flights from St. Louis to Wausau from $250
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 7/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from St. Louis to Wausau
Cheap round-trip flights
American Airlines flights from St. Louis to Wausau
Our best American Airlines deals on St. Louis to Wausau flight tickets
Delta flights from St. Louis to Wausau
Our best Delta deals on St. Louis to Wausau flight tickets
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 day to depart on your flight to Wausau?
Our data shows that Friday is the least expensive day to fly to Wausau. Tickets to fly out on this day can be as low as $364. The most expensive day to fly to Wausau is Tuesday, with ticket prices averaging around $488.
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 St. Louis to Wausau in the afternoon for as low as $387. 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 $488 on average. Flights to Wausau from St. Louis at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.
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
What airlines fly to Wausau?
American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Wausau from St. Louis according to our data. American Airlines is the first choice among our users, with 51% of people opting to fly with this airline when traveling to Wausau. Keep in mind that there are 3 different airlines that fly to Wausau on a routine basis, so you have a few additional options to choose from.
When to book flights from St. Louis to Wausau
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
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 21m.
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?
As of June 2025, there is 1 operator available to choose from 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?
momondo data reveals that the most frequently booked airline on the route from St. Louis to Wausau is American Airlines, representing 100% of all bookings.
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 | ||
|---|---|---|---|---|---|
| PriceFrom $353 | Free Cancellation | Rating 7.2 10,000 reviews |
Traveling to a place near Wausau?
Book flights to Wausau if you plan to visit one of these locationsWhy 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.