How far is Watertown, SD, from Bloomington, IL?

The distance between Bloomington (Central Illinois Regional Airport) and Watertown (Watertown Regional Airport) is 519 miles / 835 kilometers / 451 nautical miles.

The driving distance from Bloomington (BMI) to Watertown (ATY) is 693 miles / 1116 kilometers, and travel time by car is about 12 hours 22 minutes.

Distance from Bloomington to Watertown

There are several ways to calculate the distance from Bloomington to Watertown. Here are two standard methods:

Vincenty's formula (applied above)

• 518.958 miles
• 835.182 kilometers
• 450.962 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

• 518.237 miles
• 834.022 kilometers
• 450.336 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 Bloomington to Watertown?

The estimated flight time from Central Illinois Regional Airport to Watertown Regional Airport is 1 hour and 28 minutes.

What is the time difference between Bloomington and Watertown?

There is no time difference between Bloomington and Watertown.

Flight carbon footprint between Central Illinois Regional Airport (BMI) and Watertown Regional Airport (ATY)

On average, flying from Bloomington to Watertown generates about 101 kg of CO2 per passenger, and 101 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 Bloomington to Watertown

See the map of the shortest flight path between Central Illinois Regional Airport (BMI) and Watertown Regional Airport (ATY).

Airport information

Origin	Central Illinois Regional Airport
City:	Bloomington, IL
Country:	United States
IATA Code:	BMI
ICAO Code:	KBMI
Coordinates:	40°28′37″N, 88°54′57″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