Distance from London to Sydney

Flying the shortest possible route, Sydney lies 16,994 km (10,559 miles, 9,176 nautical miles) from London — the great-circle distance between their coordinates.

The numbers
Great-circle distance
16,994 km · 10,559 mi · 9,176 nmi
Initial bearing London → Sydney
61° (ENE)
Initial bearing Sydney → London
319° (NW)
Nonstop flight (rough estimate)
≈ 20 h 39 min
Time zones
London UTC+01:00 · Sydney UTC+10:00 (+9 h)
Sunrise gap today
473 min — the sun rises later in London

Flight time is a cruise-speed approximation (no routing/wind); driving distance depends on roads and is typically 20–40% longer than great-circle.

The two cities
London
51.5085, -0.1257
Sunrise / sunset today
04:35 UTC / 19:39 UTC
Sydney
-33.8678, 151.2073
Sunrise / sunset today
20:43 UTC / 07:21 UTC

Open in the distance calculator Find the halfway point

Distances here are straight-line (great-circle). Road routes typically run 1.2–1.4× longer — here's why, with the visual.