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Distance between London (LHR) and Sydney (SYD)

Flight distance from London to Sydney (London Heathrow Airport – Sydney Airport) is 10573 miles / 17016 kilometers / 9188 nautical miles. Estimated flight time is 20 hours 31 minutes.

London – Sydney

Distance arrow
10573
Miles
Distance arrow
17016
Kilometers
Distance arrow
9188
Nautical miles
Flight time duration
20 h 31 min
CO2 emission
1 392 kg

How far is Sydney from London?

There are several ways to calculate distances between Los Angeles and Chicago. Here are two common methods:

Vincenty's formula (applied above)
  • 10573.270 miles
  • 17016.029 kilometers
  • 9187.921 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.

Haversine formula
  • 10576.159 miles
  • 17020.677 kilometers
  • 9190.431 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).

Flight Duration

Estimated flight time from London Heathrow Airport to Sydney Airport is 20 hours 31 minutes.

Time difference

The time difference between London and Sydney is 11 hours. Sydney is 11 hours ahead of London.
London time to Sydney time converter

Carbon dioxide emissions

On average flying from London to Sydney generates about 1 392 kg of CO2 per passenger, 1 392 kilograms is equal to 3 070 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from London to Sydney

Shortest flight path between London Heathrow Airport (LHR) and Sydney Airport (SYD).

Airport information

Origin London Heathrow Airport
City: London
Country: United Kingdom Flag of United Kingdom
IATA Code: LHR
ICAO Code: EGLL
Coordinates: 51°28′14″N, 0°27′42″W
Destination Sydney Airport
City: Sydney
Country: Australia Flag of Australia
IATA Code: SYD
ICAO Code: YSSY
Coordinates: 33°56′45″S, 151°10′37″E