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Distance from Sydney to Belfast

Straight line

17,098 km
10,624 mi · 9,232 NM

By road

–
no road route

Travel time

–
flight ≈ 21 h 52 min

Direction

NNW 329°
initial bearing

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

How far is Sydney from Belfast?

Sydney (Australia) and Belfast (United Kingdom) are very far apart: 17,098 km in a straight line, that is 10,624 miles or 9,232 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 Belfast, so the straight-line distance and the flight are the useful figures.

From Sydney, Belfast lies to the north-west (initial bearing 329°). The route crosses from Australia into United Kingdom. The halfway point is at 34.7021°, 114.0016°.

A direct flight would take about 21 h 52 min (800 km/h cruise plus take-off and landing).

Frequently asked questions

How far is Sydney from Belfast?

The straight-line distance between Sydney and Belfast is 17,098 km (10,624 miles). There is no continuous road route between them.

In which direction is Belfast from Sydney?

Belfast is to the north-west of Sydney, at an initial bearing of 329°.

How long is the flight from Sydney to Belfast?

A direct flight would take about 21 h 52 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.