How far is Ketchikan, AK, from Watertown, SD?
The distance between Watertown (Watertown Regional Airport) and Ketchikan (Ketchikan International Airport) is 1674 miles / 2693 kilometers / 1454 nautical miles.
The driving distance from Watertown (ATY) to Ketchikan (KTN) is 2120 miles / 3412 kilometers, and travel time by car is about 46 hours 38 minutes.
Watertown Regional Airport – Ketchikan International Airport
Search flights
Distance from Watertown to Ketchikan
There are several ways to calculate the distance from Watertown to Ketchikan. Here are two standard methods:
Vincenty's formula (applied above)- 1673.504 miles
- 2693.244 kilometers
- 1454.236 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- 1669.214 miles
- 2686.339 kilometers
- 1450.507 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 Watertown to Ketchikan?
The estimated flight time from Watertown Regional Airport to Ketchikan International Airport is 3 hours and 40 minutes.
What is the time difference between Watertown and Ketchikan?
Flight carbon footprint between Watertown Regional Airport (ATY) and Ketchikan International Airport (KTN)
On average, flying from Watertown to Ketchikan generates about 191 kg of CO2 per passenger, and 191 kilograms equals 421 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Watertown to Ketchikan
See the map of the shortest flight path between Watertown Regional Airport (ATY) and Ketchikan International Airport (KTN).
Airport information
| Origin | Watertown Regional Airport |
|---|---|
| City: | Watertown, SD |
| Country: | United States  |
| IATA Code: | ATY |
| ICAO Code: | KATY |
| Coordinates: | 44°54′50″N, 97°9′16″W |
| Destination | Ketchikan International Airport |
|---|---|
| City: | Ketchikan, AK |
| Country: | United States |
| IATA Code: | KTN |
| ICAO Code: | PAKT |
| Coordinates: | 55°21′19″N, 131°42′38″W |