Distance from Sydney to London
16,994 km (10,560 miles) — straight-line distance as the crow flies
16,994 km
Kilometers
10,560 miles
Miles
~20h 30m
Est. Flight
10h
Time Difference
Sydney
AustraliaLondon
UKSydney and London are separated by over 17000 kilometers — roughly the distance of flying across multiple continents.
Sydney is known for Sydney Opera House and Harbour Bridge, while London is famous for Big Ben and Tower of London.
In terms of city area, Sydney is 7.9x larger than London. You can compare their sizes visually on our side-by-side map comparison.
Compare Sydney and London side by side
Open Map ComparisonFrequently Asked Questions
How far is Sydney from London?
The straight-line (as the crow flies) distance from Sydney to London is 16,994 km (10,560 miles).
How long is the flight from Sydney to London?
A direct flight would take approximately 20h 30m, based on an average commercial jet speed of 850 km/h.
Is Sydney bigger than London?
Sydney is larger at 12,368 km², compared to 1,572 km².