How far is Ketchikan, AK, from Tokyo?

The distance between Tokyo (Narita International Airport) and Ketchikan (Ketchikan International Airport) is 4166 miles / 6705 kilometers / 3620 nautical miles.

Distance from Tokyo to Ketchikan

There are several ways to calculate the distance from Tokyo to Ketchikan. Here are two standard methods:

Vincenty's formula (applied above)

• 4166.186 miles
• 6704.826 kilometers
• 3620.317 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

• 4156.086 miles
• 6688.571 kilometers
• 3611.540 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 Tokyo to Ketchikan?

The estimated flight time from Narita International Airport to Ketchikan International Airport is 8 hours and 23 minutes.

What is the time difference between Tokyo and Ketchikan?

The time difference between Tokyo and Ketchikan is 18 hours. Ketchikan is 18 hours behind Tokyo.

Flight carbon footprint between Narita International Airport (NRT) and Ketchikan International Airport (KTN)

On average, flying from Tokyo to Ketchikan generates about 477 kg of CO2 per passenger, and 477 kilograms equals 1 052 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Tokyo to Ketchikan

See the map of the shortest flight path between Narita International Airport (NRT) and Ketchikan International Airport (KTN).

Airport information

Origin	Narita International Airport
City:	Tokyo
Country:	Japan
IATA Code:	NRT
ICAO Code:	RJAA
Coordinates:	35°45′52″N, 140°23′9″E

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