How far is Semarang from Ketchikan, AK?

The distance between Ketchikan (Ketchikan International Airport) and Semarang (Ahmad Yani International Airport) is 7694 miles / 12382 kilometers / 6686 nautical miles.

Distance from Ketchikan to Semarang

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

Vincenty's formula (applied above)

• 7693.988 miles
• 12382.274 kilometers
• 6685.893 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

• 7693.456 miles
• 12381.417 kilometers
• 6685.431 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 Semarang?

The estimated flight time from Ketchikan International Airport to Ahmad Yani International Airport is 15 hours and 4 minutes.

What is the time difference between Ketchikan and Semarang?

The time difference between Ketchikan and Semarang is 16 hours. Semarang is 16 hours ahead of Ketchikan.

Flight carbon footprint between Ketchikan International Airport (KTN) and Ahmad Yani International Airport (SRG)

On average, flying from Ketchikan to Semarang generates about 954 kg of CO2 per passenger, and 954 kilograms equals 2 103 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Ketchikan to Semarang

See the map of the shortest flight path between Ketchikan International Airport (KTN) and Ahmad Yani International Airport (SRG).

Airport information

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

Destination	Ahmad Yani International Airport
City:	Semarang
Country:	Indonesia
IATA Code:	SRG
ICAO Code:	WARS
Coordinates:	6°58′21″S, 110°22′30″E