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How far is Williamsport, PA, from Ketchikan, AK?

The distance between Ketchikan (Ketchikan International Airport) and Williamsport (Williamsport Regional Airport) is 2627 miles / 4228 kilometers / 2283 nautical miles.

The driving distance from Ketchikan (KTN) to Williamsport (IPT) is 3303 miles / 5315 kilometers, and travel time by car is about 67 hours 33 minutes.

Ketchikan International Airport – Williamsport Regional Airport

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2627
Miles
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4228
Kilometers
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2283
Nautical miles

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Distance from Ketchikan to Williamsport

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

Vincenty's formula (applied above)
  • 2627.051 miles
  • 4227.828 kilometers
  • 2282.845 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
  • 2620.349 miles
  • 4217.042 kilometers
  • 2277.021 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 Ketchikan to Williamsport?

The estimated flight time from Ketchikan International Airport to Williamsport Regional Airport is 5 hours and 28 minutes.

Flight carbon footprint between Ketchikan International Airport (KTN) and Williamsport Regional Airport (IPT)

On average, flying from Ketchikan to Williamsport generates about 290 kg of CO2 per passenger, and 290 kilograms equals 639 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Ketchikan to Williamsport

See the map of the shortest flight path between Ketchikan International Airport (KTN) and Williamsport Regional Airport (IPT).

Airport information

Origin Ketchikan International Airport
City: Ketchikan, AK
Country: United States Flag of United States
IATA Code: KTN
ICAO Code: PAKT
Coordinates: 55°21′19″N, 131°42′38″W
Destination Williamsport Regional Airport
City: Williamsport, PA
Country: United States Flag of United States
IATA Code: IPT
ICAO Code: KIPT
Coordinates: 41°14′30″N, 76°55′15″W