Distance between San Francisco, CA (SFO) and Singapore (SIN)

Flight distance from San Francisco to Singapore (San Francisco International Airport – Singapore Changi Airport) is 8446 miles / 13593 kilometers / 7340 nautical miles. Estimated flight time is 16 hours 29 minutes.

How far is Singapore from San Francisco?

There are several ways to calculate distances between Los Angeles and Chicago. Here are two common methods:

Vincenty's formula (applied above)

• 8446.305 miles
• 13593.011 kilometers
• 7339.639 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.

Haversine formula

• 8439.184 miles
• 13581.551 kilometers
• 7333.451 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).

Flight Duration

Estimated flight time from San Francisco International Airport to Singapore Changi Airport is 16 hours 29 minutes.

Time difference

The time difference between San Francisco and Singapore is 16 hours. Singapore is 16 hours ahead of San Francisco.
San Francisco time to Singapore time converter

Carbon dioxide emissions

On average flying from San Francisco to Singapore generates about 1 064 kg of CO2 per passenger, 1 064 kilograms is equal to 2 346 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from San Francisco to Singapore

Shortest flight path between San Francisco International Airport (SFO) and Singapore Changi Airport (SIN).

Airport information

Origin	San Francisco International Airport
City:	San Francisco, CA
Country:	United States
IATA Code:	SFO
ICAO Code:	KSFO
Coordinates:	37°37′8″N, 122°22′30″W

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