How far is Singapore from Ketchikan, AK?

The distance between Ketchikan (Ketchikan International Airport) and Singapore (Singapore Changi Airport) is 7432 miles / 11961 kilometers / 6458 nautical miles.

Distance from Ketchikan to Singapore

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

Vincenty's formula (applied above)

• 7432.067 miles
• 11960.752 kilometers
• 6458.289 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

• 7428.117 miles
• 11954.395 kilometers
• 6454.857 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 Singapore?

The estimated flight time from Ketchikan International Airport to Singapore Changi Airport is 14 hours and 34 minutes.

What is the time difference between Ketchikan and Singapore?

The time difference between Ketchikan and Singapore is 17 hours. Singapore is 17 hours ahead of Ketchikan.

Flight carbon footprint between Ketchikan International Airport (KTN) and Singapore Changi Airport (SIN)

On average, flying from Ketchikan to Singapore generates about 916 kg of CO2 per passenger, and 916 kilograms equals 2 020 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Ketchikan to Singapore

See the map of the shortest flight path between Ketchikan International Airport (KTN) and Singapore Changi Airport (SIN).

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	Singapore Changi Airport
City:	Singapore
Country:	Singapore
IATA Code:	SIN
ICAO Code:	WSSS
Coordinates:	1°21′0″N, 103°59′38″E