Map of flight path and driving directions from Richmond to Ketchikan.
Shortest flight path between Richmond International Airport (RIC) and Ketchikan International Airport (KTN).
How far is Ketchikan from Richmond?
There are several ways to calculate distances between Richmond and Ketchikan. Here are two common methods:Vincenty's formula (applied above)
- 2785.760 miles
- 4483.247 kilometers
- 2420.760 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
- 2779.576 miles
- 4473.293 kilometers
- 2415.385 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 Richmond and Ketchikan is 4 hours. Ketchikan is 4 hours behind Richmond.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 309 kg (681 pounds).
Frequent Flyer Miles Calculator
Richmond (RIC) → Ketchikan (KTN).