San Francisco International (SFO) to Changi (SIN). Served by Singapore Airlines, United.
A nonstop flight from San Francisco to Singapore takes approximately 17h.
Singapore Airlines and United fly from SFO to SIN. That's 2 airlines serving this route.
The distance is 8,446 miles (13,590 km). with a nonstop flight time of about 17h. Airlines on this route include Singapore Airlines, United.
Set up a guest alert and we'll keep checking prices for you. No account needed.
Get Started Free →Check prices for Singapore to San Francisco
View Singapore → San Francisco