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How far is Ketchikan, AK, from Sioux City, IA?

The distance between Sioux City (Sioux Gateway Airport) and Ketchikan (Ketchikan International Airport) is 1814 miles / 2920 kilometers / 1577 nautical miles.

The driving distance from Sioux City (SUX) to Ketchikan (KTN) is 2372 miles / 3818 kilometers, and travel time by car is about 49 hours 41 minutes.

Sioux Gateway Airport – Ketchikan International Airport

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1814
Miles
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2920
Kilometers
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1577
Nautical miles

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Distance from Sioux City to Ketchikan

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

Vincenty's formula (applied above)
  • 1814.376 miles
  • 2919.956 kilometers
  • 1576.650 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
  • 1810.216 miles
  • 2913.260 kilometers
  • 1573.034 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 Sioux City to Ketchikan?

The estimated flight time from Sioux Gateway Airport to Ketchikan International Airport is 3 hours and 56 minutes.

Flight carbon footprint between Sioux Gateway Airport (SUX) and Ketchikan International Airport (KTN)

On average, flying from Sioux City to Ketchikan generates about 201 kg of CO2 per passenger, and 201 kilograms equals 444 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Sioux City to Ketchikan

See the map of the shortest flight path between Sioux Gateway Airport (SUX) and Ketchikan International Airport (KTN).

Airport information

Origin Sioux Gateway Airport
City: Sioux City, IA
Country: United States Flag of United States
IATA Code: SUX
ICAO Code: KSUX
Coordinates: 42°24′9″N, 96°23′3″W
Destination 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