How far is Billings, MT, from Watertown, SD?

The distance between Watertown (Watertown Regional Airport) and Billings (Billings Logan International Airport) is 557 miles / 897 kilometers / 484 nautical miles.

The driving distance from Watertown (ATY) to Billings (BIL) is 751 miles / 1208 kilometers, and travel time by car is about 12 hours 54 minutes.

Distance from Watertown to Billings

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

Vincenty's formula (applied above)

• 557.377 miles
• 897.011 kilometers
• 484.347 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

• 555.832 miles
• 894.526 kilometers
• 483.005 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 Watertown to Billings?

The estimated flight time from Watertown Regional Airport to Billings Logan International Airport is 1 hour and 33 minutes.

What is the time difference between Watertown and Billings?

The time difference between Watertown and Billings is 1 hour. Billings is 1 hour behind Watertown.

Flight carbon footprint between Watertown Regional Airport (ATY) and Billings Logan International Airport (BIL)

On average, flying from Watertown to Billings generates about 107 kg of CO2 per passenger, and 107 kilograms equals 236 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Watertown to Billings

See the map of the shortest flight path between Watertown Regional Airport (ATY) and Billings Logan International Airport (BIL).

Airport information

Origin	Watertown Regional Airport
City:	Watertown, SD
Country:	United States
IATA Code:	ATY
ICAO Code:	KATY
Coordinates:	44°54′50″N, 97°9′16″W

Destination	Billings Logan International Airport
City:	Billings, MT
Country:	United States
IATA Code:	BIL
ICAO Code:	KBIL
Coordinates:	45°48′27″N, 108°32′34″W