Map of flight path and driving directions from Spokane to Watertown.
Shortest flight path between Spokane International Airport (GEG) and Watertown International Airport (ART).
How far is Watertown from Spokane?
There are several ways to calculate distances between Spokane and Watertown. Here are two common methods:Vincenty's formula (applied above)
- 1996.432 miles
- 3212.946 kilometers
- 1734.852 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.Haversine formula
- 1990.874 miles
- 3204.001 kilometers
- 1730.022 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).
Time difference and current local times
The time difference between Spokane and Watertown is 3 hours. Watertown is 3 hours ahead of Spokane.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 217 kg (479 pounds).
Frequent Flyer Miles Calculator
Spokane (GEG) → Watertown (ART).