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

The distance between Glasgow (Glasgow Valley County Airport) and Watertown (Watertown Regional Airport) is 505 miles / 812 kilometers / 438 nautical miles.

The driving distance from Glasgow (GGW) to Watertown (ATY) is 685 miles / 1102 kilometers, and travel time by car is about 12 hours 22 minutes.

Distance from Glasgow to Watertown

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

Vincenty's formula (applied above)

• 504.545 miles
• 811.986 kilometers
• 438.437 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

• 503.418 miles
• 810.173 kilometers
• 437.459 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 Glasgow to Watertown?

The estimated flight time from Glasgow Valley County Airport to Watertown Regional Airport is 1 hour and 27 minutes.

What is the time difference between Glasgow and Watertown?

The time difference between Glasgow and Watertown is 1 hour. Watertown is 1 hour ahead of Glasgow.

Flight carbon footprint between Glasgow Valley County Airport (GGW) and Watertown Regional Airport (ATY)

On average, flying from Glasgow to Watertown generates about 99 kg of CO2 per passenger, and 99 kilograms equals 219 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Glasgow to Watertown

See the map of the shortest flight path between Glasgow Valley County Airport (GGW) and Watertown Regional Airport (ATY).

Airport information

Origin	Glasgow Valley County Airport
City:	Glasgow, MT
Country:	United States
IATA Code:	GGW
ICAO Code:	KGGW
Coordinates:	48°12′45″N, 106°36′53″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