Map of flight path and driving directions from Watertown to Rapid City.
Shortest flight path between Watertown International Airport (ART) and Rapid City Regional Airport (RAP).
How far is Rapid City from Watertown?
There are several ways to calculate distances between Watertown and Rapid City. Here are two common methods:Vincenty's formula (applied above)
- 1340.869 miles
- 2157.919 kilometers
- 1165.183 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
- 1337.204 miles
- 2152.021 kilometers
- 1161.998 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 Watertown and Rapid City is 2 hours. Rapid City is 2 hours behind Watertown.
Rapid City, SD
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 169 kg (374 pounds).
Frequent Flyer Miles Calculator
Watertown (ART) → Rapid City (RAP).