Distance between Chicago, IL (MDW) and Eau Claire, WI (EAU)
Flight distance from Chicago to Eau Claire (Chicago Midway International Airport – Chippewa Valley Regional Airport) is 284 miles / 457 kilometers / 247 nautical miles. Estimated flight time is 1 hour 2 minutes.
Driving distance from Chicago (MDW) to Eau Claire (EAU) is 327 miles / 526 kilometers and travel time by car is about 5 hours 50 minutes.
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Chicago - Eau Claire
Map of flight path and driving directions from Chicago to Eau Claire.
Shortest flight path between Chicago Midway International Airport (MDW) and Chippewa Valley Regional Airport (EAU).
How far is Eau Claire from Chicago?
There are several ways to calculate distances between Chicago and Eau Claire. Here are two common methods:
Vincenty's formula (applied above)- 283.797 miles
- 456.727 kilometers
- 246.613 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.
Haversine formula- 283.600 miles
- 456.410 kilometers
- 246.442 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).
Airport information
| A | Chicago Midway International Airport |
|---|---|
| City: | Chicago, IL |
| Country: | United States  |
| IATA Code: | MDW |
| ICAO Code: | KMDW |
| Coordinates: | 41°47′9″N, 87°45′8″W |
| B | 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 |
Time difference and current local times
There is no time difference between Chicago and Eau Claire.
Time Difference
Chicago, IL
Eau Claire, WI
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 67 kg (147 pounds).
Frequent Flyer Miles Calculator
Chicago (MDW) → Eau Claire (EAU).
In total
Round trip?