How far is Ketchikan from Houston?
There are several ways to calculate distances between Houston and Ketchikan. Here are two common methods:Vincenty's formula (applied above)
- 2520.061 miles
- 4055.645 kilometers
- 2189.873 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
- 2518.008 miles
- 4052.341 kilometers
- 2188.089 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).
Estimated flight time from William P. Hobby Airport (HOU) to Ketchikan International Airport (KTN) is 5 hours 16 minutes.
Time difference and current local times
The time difference between Houston and Ketchikan is 3 hours. Ketchikan is 3 hours behind Houston.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 282 kg (621 pounds).
Houston to Ketchikan flight map.
Frequent Flyer Miles Calculator
Houston (HOU) → Ketchikan (KTN).