Map of flight path and driving directions from Spokane to Watertown.
Shortest flight path between Spokane International Airport (GEG) and Watertown Regional Airport (ATY).
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)
- 990.893 miles
- 1594.687 kilometers
- 861.062 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
- 988.168 miles
- 1590.303 kilometers
- 858.695 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 2 hours. Watertown is 2 hours ahead of Spokane.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 150 kg (331 pounds).
Frequent Flyer Miles Calculator
Spokane (GEG) → Watertown (ATY).