# Distance between Houston, TX (HOU) and Ketchikan, AK (KTN)

Flight distance from Houston to Ketchikan (Houston William P. Hobby Airport – Ketchikan International Airport) is 2520 miles / 4056 kilometers / 2190 nautical miles. Estimated flight time is 5 hours 16 minutes.

Driving distance from Houston (HOU) to Ketchikan (KTN) is 3169 miles / 5100 kilometers and travel time by car is about 61 hours 33 minutes.

## Map of flight path and driving directions from Houston to Ketchikan.

Shortest flight path between Houston William P. Hobby Airport (HOU) and Ketchikan International Airport (KTN).

## 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).

## Airport information

A Houston William P. Hobby Airport
City: Houston, TX
Country: United States
IATA Code: HOU
ICAO Code: KHOU
Coordinates: 29°38′43″N, 95°16′44″W

B Ketchikan International Airport
City: Ketchikan, AK
Country: United States
IATA Code: KTN
ICAO Code: PAKT
Coordinates: 55°21′19″N, 131°42′38″W

## Time difference and current local times

The time difference between Houston and Ketchikan is 3 hours. Ketchikan is 3 hours behind Houston.

CST

AKST

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 278 kg (612 pounds).

## Frequent Flyer Miles Calculator

Houston (HOU) → Ketchikan (KTN).

Distance:
2520
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
2520

Round trip?