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STL to AUW: distance & flight time
St. Louis (St Louis Lambert International Airport) → Wausau (Wausau Downtown Airport)
429 mi
690 km · 372 nm
1h 24m
estimated nonstop flight time
Same time
time difference · heading north
See live STL→AUW fares Phone-only fares on this route — call free
Flight time details
429 miles nonstop takes roughly 1h 24m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- STL — St Louis Lambert International Airport · St. Louis, United States
- AUW — Wausau Downtown Airport · Wausau, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near STL
- SUS · Spirit of St Louis Airport16 mi away
- ALN · St Louis Regional Airport20 mi away
- BLV · Scott AFB/Midamerica Airport32 mi away
- SPI · Abraham Lincoln Capital Airport84 mi away
Near AUW
- CWA · Central Wisconsin Airport10 mi away
- STE · Stevens Point Municipal Airport27 mi away
- MFI · Marshfield Municipal Airport34 mi away
- ISW · Alexander Field South Wood County Airport40 mi away
Frequently asked questions
How far is STL from AUW?
The flight distance from St. Louis (STL) to Wausau (AUW) is 429 miles (690 km, 372 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from STL to AUW?
A nonstop flight takes about 1h 24m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the cheapest way to fly from STL to AUW?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on STL–AUW that never appear on search engines, with no booking fees.