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 Hong Kong International: distance, flying time, which airlines fly it and how often.
Distance
4,594 mi, great circle
Flying time
typical, gate to gate
Flights a day
average, November 2026
Airlines
passenger airlines
Also in the data (cargo, charter or a foreign airline on a domestic route): Atlas Air, Hong Kong Airlines, Terra Avia.
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 HKG fares by month.
About 9h 28m gate to gate for the 7,394 km (4,594 mile) trip, estimated from distance. Schedules vary by airline and season, and winds can add or save time.
Cathay Pacific, Qantas and Qatar Airways, with about 7 flights a day between them in our data (AeroDataBox, November 2026).