Airports · 12 min read
Singapore Changi Layover: How Long to See Jewel (2026)
A Singapore Changi layover needs about 4 hours to see Jewel; Jewel says 5. How immigration, the SG Arrival Card and gate security affect your timing.
San Francisco (SFO) to Singapore (SIN) flights
Nonstop from San Francisco International to Singapore Changi: distance, flying time, which airlines fly it and how often.
Distance
13,582km
8,439 mi, great circle
Flying time
16h 50m
typical, gate to gate
Flights a day
4.6
average, November 2026
Airlines
2
passenger airlines
Airlines flying SFO to SIN
Route map
The shortest path over the Earth's surface. Actual tracks vary with winds and airspace. Map © OpenStreetMap contributors.
Cheapest recent fare
Fares found in recent searches load here. You can also compare SFO to SIN fares by month.
Both directions
Related guides
Frequently asked questions
How long is the flight from San Francisco to Singapore?
About 16h 50m gate to gate for the 13,582 km (8,439 mile) trip, estimated from distance. Schedules vary by airline and season, and winds can add or save time.
Which airlines fly nonstop from SFO to SIN?
Singapore Airlines and United Airlines, with about 4.6 flights a day between them in our data (AeroDataBox, November 2026).