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Distance from Sydney to London

Straight line

16,989 km
10,556 mi · 9,173 NM

By road

–
no road route

Travel time

–
flight ≈ 21 h 44 min

Direction

NW 319°
initial bearing

Open in the calculator (stops, directions, fuel cost) → London → Sydney

How far is Sydney from London?

Sydney (Australia) and London (United Kingdom) are very far apart: 16,989 km in a straight line, that is 10,556 miles or 9,173 nautical miles. The distance is measured over the Earth's surface (WGS84 ellipsoid) along the shortest possible path.

There is no continuous road route between Sydney and London, so the straight-line distance and the flight are the useful figures.

From Sydney, London lies to the north-west (initial bearing 319°). The route crosses from Australia into United Kingdom. The halfway point is at 28.6718°, 104.7962°.

A direct flight would take about 21 h 44 min (800 km/h cruise plus take-off and landing).

Frequently asked questions

How far is Sydney from London?

The straight-line distance between Sydney and London is 16,989 km (10,556 miles). There is no continuous road route between them.

In which direction is London from Sydney?

London is to the north-west of Sydney, at an initial bearing of 319°.

How long is the flight from Sydney to London?

A direct flight would take about 21 h 44 min at an average cruising speed of 800 km/h.

How is the distance calculated?

The straight-line distance is computed on the WGS84 ellipsoid with the Vincenty formula, accurate to the metre. The road distance comes from OpenStreetMap roads.