How far is Eau Claire, WI, from St Louis, MO?
The distance between St Louis (St. Louis Lambert International Airport) and Eau Claire (Chippewa Valley Regional Airport) is 426 miles / 686 kilometers / 370 nautical miles.
The driving distance from St Louis (STL) to Eau Claire (EAU) is 544 miles / 876 kilometers, and travel time by car is about 10 hours 7 minutes.
St. Louis Lambert International Airport – Chippewa Valley Regional Airport
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Distance from St Louis to Eau Claire
There are several ways to calculate the distance from St Louis to Eau Claire. Here are two standard methods:
Vincenty's formula (applied above)- 426.065 miles
- 685.685 kilometers
- 370.240 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.
Haversine formula- 426.517 miles
- 686.413 kilometers
- 370.633 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).
How long does it take to fly from St Louis to Eau Claire?
The estimated flight time from St. Louis Lambert International Airport to Chippewa Valley Regional Airport is 1 hour and 18 minutes.
What is the time difference between St Louis and Eau Claire?
There is no time difference between St Louis and Eau Claire.
Flight carbon footprint between St. Louis Lambert International Airport (STL) and Chippewa Valley Regional Airport (EAU)
On average, flying from St Louis to Eau Claire generates about 88 kg of CO2 per passenger, and 88 kilograms equals 193 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from St Louis to Eau Claire
See the map of the shortest flight path between St. Louis Lambert International Airport (STL) and Chippewa Valley Regional Airport (EAU).
Airport information
| Origin | St. Louis Lambert International Airport |
|---|---|
| City: | St Louis, MO |
| Country: | United States  |
| IATA Code: | STL |
| ICAO Code: | KSTL |
| Coordinates: | 38°44′55″N, 90°22′12″W |
| Destination | Chippewa Valley Regional Airport |
|---|---|
| City: | Eau Claire, WI |
| Country: | United States |
| IATA Code: | EAU |
| ICAO Code: | KEAU |
| Coordinates: | 44°51′56″N, 91°29′3″W |