Flight Route · International
London → Sydney
LHR to SYD
London Heathrow Airport to Sydney Kingsford Smith Airport: 10,576 miles (17,020 km), about 21h 47m airborne, +9h time-zone shift on arrival.
Distance
10,576 mi
17,020 km
Flight time
21h 47m
block time, approx
Time-zone shift
+9h
London → Sydney
International?
Yes
United Kingdom → Australia
LHR–SYD questions, answered
How long is the flight from London to Sydney?
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A direct flight from London Heathrow Airport (LHR) to Sydney Kingsford Smith Airport (SYD) takes approximately 21h 47m. Actual block time varies with aircraft type, winds, and routing.
What is the distance from LHR to SYD?
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The great-circle distance from London Heathrow Airport to Sydney Kingsford Smith Airport is approximately 10576 miles (17020 kilometers). Actual flown distance varies slightly with the routing assigned by air traffic control.
What is the time difference between London and Sydney?
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Sydney is +9h relative to London. Europe/London → Australia/Sydney.
Which airlines fly from LHR to SYD?
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Carriers serving both endpoints include various international and regional carriers. Direct service depends on the specific carrier and season — confirm with your booking source for current schedules.
Is this an international flight?
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Yes. London Heathrow Airport is in United Kingdom, and Sydney Kingsford Smith Airport is in Australia. Travelers should confirm passport, visa, and customs requirements before departure.
Can I track LHR–SYD flights on TripDesk365?
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Yes. TripDesk365 imports your booking confirmations from your inbox, identifies the route, and shows real-time status — gate changes, delays, and live aircraft position. Free for 14 days.
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