Map of flight path and driving directions from Bangor to Ketchikan.
Shortest flight path between Bangor International Airport (BGR) and Ketchikan International Airport (KTN).
How far is Ketchikan from Bangor?
There are several ways to calculate distances between Bangor and Ketchikan. Here are two common methods:Vincenty's formula (applied above)
- 2786.674 miles
- 4484.718 kilometers
- 2421.554 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
- 2778.648 miles
- 4471.801 kilometers
- 2414.579 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 Bangor and Ketchikan is 4 hours. Ketchikan is 4 hours behind Bangor.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 309 kg (681 pounds).
Frequent Flyer Miles Calculator
Bangor (BGR) → Ketchikan (KTN).