How far is Ketchikan, AK, from Riverton, WY?

The distance between Riverton (Central Wyoming Regional Airport) and Ketchikan (Ketchikan International Airport) is 1341 miles / 2159 kilometers / 1166 nautical miles.

The driving distance from Riverton (RIW) to Ketchikan (KTN) is 1830 miles / 2945 kilometers, and travel time by car is about 42 hours 6 minutes.

Distance from Riverton to Ketchikan

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

Vincenty's formula (applied above)

• 1341.426 miles
• 2158.816 kilometers
• 1165.668 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

• 1338.914 miles
• 2154.773 kilometers
• 1163.484 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 Riverton to Ketchikan?

The estimated flight time from Central Wyoming Regional Airport to Ketchikan International Airport is 3 hours and 2 minutes.

What is the time difference between Riverton and Ketchikan?

The time difference between Riverton and Ketchikan is 2 hours. Ketchikan is 2 hours behind Riverton.

Flight carbon footprint between Central Wyoming Regional Airport (RIW) and Ketchikan International Airport (KTN)

On average, flying from Riverton to Ketchikan generates about 170 kg of CO2 per passenger, and 170 kilograms equals 374 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Riverton to Ketchikan

See the map of the shortest flight path between Central Wyoming Regional Airport (RIW) and Ketchikan International Airport (KTN).

Airport information

Origin	Central Wyoming Regional Airport
City:	Riverton, WY
Country:	United States
IATA Code:	RIW
ICAO Code:	KRIW
Coordinates:	43°3′51″N, 108°27′35″W

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