Distance from San Francisco International Airport to Singapore Changi Airport
Great-circle distance, compass bearing and a transit estimate between San Francisco International Airport (SFO) and Singapore Changi Airport (SIN).
initial heading from San Francisco International Airport
nonstop, airborne
About the San Francisco International Airport–Singapore Changi Airport route
The great-circle (straight-line) distance from San Francisco International Airport (SFO) in United States to Singapore Changi Airport (SIN) in Singapore is approximately 13,582 km — that is 7,333 nautical miles or 8,439 statute miles. The initial heading from San Francisco International Airport is about 301° (west-northwest).
A nonstop flight covering this distance is roughly 16h 1m in the air, based on a typical jet cruise speed with an allowance for taxi, climb and descent. Scheduled block times are usually a little longer, and routings bend for winds, airspace and air-traffic flow.
How this is calculated
The distance is the great-circle (orthodromic) distance between the published coordinates of San Francisco International Airport and Singapore Changi Airport — the shortest path over the Earth’s surface. Actual flight paths are longer, following airways, winds and airspace. Transit figures are planning approximations, not schedules.
Frequently asked questions
How far is San Francisco International Airport from Singapore Changi Airport?
The great-circle distance from San Francisco International Airport (SFO) to Singapore Changi Airport (SIN) is about 13,582 km (7,333 nautical miles / 8,439 miles).
What direction is Singapore Changi Airport from San Francisco International Airport?
Setting out from San Francisco International Airport, the initial bearing to Singapore Changi Airport is about 301°, which is roughly west-northwest.
How long is the flight from San Francisco International Airport to Singapore Changi Airport?
A nonstop flight is approximately 16h 1m airborne at a typical cruise speed. Published block times are usually somewhat longer.