How far is Columbia, MO, from Ketchikan, AK?
The distance between Ketchikan (Ketchikan International Airport) and Columbia (Columbia Regional Airport) is 2143 miles / 3450 kilometers / 1863 nautical miles.
The driving distance from Ketchikan (KTN) to Columbia (COU) is 2741 miles / 4411 kilometers, and travel time by car is about 56 hours 50 minutes.
Ketchikan International Airport – Columbia Regional Airport
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Distance from Ketchikan to Columbia
There are several ways to calculate the distance from Ketchikan to Columbia. 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 Ketchikan to Columbia?
The estimated flight time from Ketchikan International Airport to Columbia Regional Airport is 4 hours and 33 minutes.
What is the time difference between Ketchikan and Columbia?
Flight carbon footprint between Ketchikan International Airport (KTN) and Columbia Regional Airport (COU)
On average, flying from Ketchikan to Columbia 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 Ketchikan to Columbia
See the map of the shortest flight path between Ketchikan International Airport (KTN) and Columbia Regional Airport (COU).
Airport information
| Origin | Ketchikan International Airport |
|---|---|
| City: | Ketchikan, AK |
| Country: | United States  |
| IATA Code: | KTN |
| ICAO Code: | PAKT |
| Coordinates: | 55°21′19″N, 131°42′38″W |
| Destination | Columbia Regional Airport |
|---|---|
| City: | Columbia, MO |
| Country: | United States |
| IATA Code: | COU |
| ICAO Code: | KCOU |
| Coordinates: | 38°49′5″N, 92°13′10″W |