How far is Gillam from Watertown, SD?

The distance between Watertown (Watertown Regional Airport) and Gillam (Gillam Airport) is 798 miles / 1284 kilometers / 694 nautical miles.

The driving distance from Watertown (ATY) to Gillam (YGX) is 1028 miles / 1654 kilometers, and travel time by car is about 22 hours 36 minutes.

Distance from Watertown to Gillam

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

Vincenty's formula (applied above)

• 798.125 miles
• 1284.458 kilometers
• 693.552 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

• 797.760 miles
• 1283.871 kilometers
• 693.235 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 Gillam?

The estimated flight time from Watertown Regional Airport to Gillam Airport is 2 hours and 0 minutes.

What is the time difference between Watertown and Gillam?

There is no time difference between Watertown and Gillam.

Flight carbon footprint between Watertown Regional Airport (ATY) and Gillam Airport (YGX)

On average, flying from Watertown to Gillam generates about 135 kg of CO2 per passenger, and 135 kilograms equals 297 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 Gillam

See the map of the shortest flight path between Watertown Regional Airport (ATY) and Gillam Airport (YGX).

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	Gillam Airport
City:	Gillam
Country:	Canada
IATA Code:	YGX
ICAO Code:	CYGX
Coordinates:	56°21′26″N, 94°42′38″W