Why Westbound Flights Take Longer: The Jet Stream, With Examples
Westbound flights take longer because they fly into the jet stream's headwinds. See how it works, real route times, and when the gap is biggest.
Nonstop from Sydney Kingsford Smith to Singapore Changi: distance, flying time, which airlines fly it and how often.
Distance
3,910 mi, great circle
Flying time
typical, gate to gate
Flights a day
average, November 2026
Airlines
passenger airlines
The shortest path over the Earth's surface. Actual tracks vary with winds and airspace. Map © OpenStreetMap contributors.
Fares found in recent searches load here. You can also compare SYD to SIN fares by month.
Westbound flights take longer because they fly into the jet stream's headwinds. See how it works, real route times, and when the gap is biggest.
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.
About 8h 10m gate to gate for the 6,293 km (3,910 mile) trip, estimated from distance. Schedules vary by airline and season, and winds can add or save time.
British Airways, Qantas, Scoot, Singapore Airlines and Turkish Airlines, with about 12 flights a day between them in our data (AeroDataBox, November 2026).