How far is Ketchikan, AK, from Columbia, MO?
The distance between Columbia (Columbia Regional Airport) and Ketchikan (Ketchikan International Airport) is 2143 miles / 3450 kilometers / 1863 nautical miles.
The driving distance from Columbia (COU) to Ketchikan (KTN) is 2781 miles / 4475 kilometers, and travel time by car is about 57 hours 10 minutes.
Columbia Regional Airport – Ketchikan International Airport
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Distance from Columbia to Ketchikan
There are several ways to calculate the distance from Columbia to Ketchikan. Here are two standard methods:
Vincenty's formula (applied above)- 2143.443 miles
- 3449.538 kilometers
- 1862.601 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- 2139.145 miles
- 3442.620 kilometers
- 1858.866 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 Columbia to Ketchikan?
The estimated flight time from Columbia Regional Airport to Ketchikan International Airport is 4 hours and 33 minutes.
What is the time difference between Columbia and Ketchikan?
The time difference between Columbia and Ketchikan is 3 hours. Ketchikan is 3 hours behind Columbia.
Flight carbon footprint between Columbia Regional Airport (COU) and Ketchikan International Airport (KTN)
On average, flying from Columbia to Ketchikan generates about 234 kg of CO2 per passenger, and 234 kilograms equals 516 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Columbia to Ketchikan
See the map of the shortest flight path between Columbia Regional Airport (COU) and Ketchikan International Airport (KTN).
Airport information
| Origin | Columbia Regional Airport |
|---|---|
| City: | Columbia, MO |
| Country: | United States  |
| IATA Code: | COU |
| ICAO Code: | KCOU |
| Coordinates: | 38°49′5″N, 92°13′10″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 |