How far is Watertown, SD, from Chicago, IL?
The distance between Chicago (Chicago Midway International Airport) and Watertown (Watertown Regional Airport) is 520 miles / 837 kilometers / 452 nautical miles.
The driving distance from Chicago (MDW) to Watertown (ATY) is 680 miles / 1094 kilometers, and travel time by car is about 12 hours 21 minutes.
Chicago Midway International Airport – Watertown Regional Airport
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Distance from Chicago to Watertown
There are several ways to calculate the distance from Chicago to Watertown. Here are two standard methods:
Vincenty's formula (applied above)- 520.149 miles
- 837.099 kilometers
- 451.997 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- 519.067 miles
- 835.358 kilometers
- 451.057 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 Chicago to Watertown?
The estimated flight time from Chicago Midway International Airport to Watertown Regional Airport is 1 hour and 29 minutes.
What is the time difference between Chicago and Watertown?
Flight carbon footprint between Chicago Midway International Airport (MDW) and Watertown Regional Airport (ATY)
On average, flying from Chicago to Watertown generates about 102 kg of CO2 per passenger, and 102 kilograms equals 224 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Chicago to Watertown
See the map of the shortest flight path between Chicago Midway International Airport (MDW) and Watertown Regional Airport (ATY).
Airport information
| Origin | 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 |
| Destination | Watertown Regional Airport |
|---|---|
| City: | Watertown, SD |
| Country: | United States |
| IATA Code: | ATY |
| ICAO Code: | KATY |
| Coordinates: | 44°54′50″N, 97°9′16″W |