Air Miles Calculator

Distance between Boise, ID (BOI) and Watertown, SD (ATY)

Flight distance from Boise to Watertown (Boise Airport – Watertown Regional Airport) is 949 miles / 1527 kilometers / 825 nautical miles. Estimated flight time is 2 hours 17 minutes.

Driving distance from Boise (BOI) to Watertown (ATY) is 1363 miles / 2194 kilometers and travel time by car is about 22 hours 25 minutes.

Map of flight path and driving directions from Boise to Watertown.

Shortest flight path between Boise Airport (BOI) and Watertown Regional Airport (ATY).

How far is Watertown from Boise?

There are several ways to calculate distances between Boise and Watertown. Here are two common methods:

Vincenty's formula (applied above)
  • 948.862 miles
  • 1527.045 kilometers
  • 824.538 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
  • 946.287 miles
  • 1522.902 kilometers
  • 822.301 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).

Airport information


A Boise Airport
City: Boise, ID
Country: United States Flag of United States
IATA Code: BOI
ICAO Code: KBOI
Coordinates: 43°33′51″N, 116°13′22″W

B Watertown Regional Airport
City: Watertown, SD
Country: United States Flag of United States
IATA Code: ATY
ICAO Code: KATY
Coordinates: 44°54′50″N, 97°9′16″W

Time difference and current local times

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

Time Difference

Boise, ID

 MST

Watertown, SD

 CST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 147 kg (325 pounds).

Frequent Flyer Miles Calculator

Boise (BOI) → Watertown (ATY).

Distance:
949
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
949

Round trip?