London to Sydney time difference

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    How it works

    1. Pick an hour in London

      Tap the hour on the first line. It starts at the current time in London.

    2. Read the time in Sydney

      The big digits show the same moment there, with the day and the gap.

    3. Slide the hour

      Use “-1 h” and “+1 h”, or change the date to see the gap on another day.

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    How many hours between London and Sydney?

    Sydney is 9 hours ahead of London for most of the year (182 days out of 365 in 2027). For 148 days the gap is 11 hours, and For 35 days the gap is 10 hours, because the two cities do not change their clocks on the same dates. Here are the exact periods, in London dates:

    YearPeriodSydney vs London
    2026Jan 1 to Sun, Mar 2911 h ahead
    2026Sun, Mar 29 to Sat, Apr 410 h ahead
    2026Sat, Apr 4 to Sat, Oct 39 h ahead
    2026Sat, Oct 3 to Sun, Oct 2510 h ahead
    2026Sun, Oct 25 to Dec 3111 h ahead
    2027Jan 1 to Sun, Mar 2811 h ahead
    2027Sun, Mar 28 to Sat, Apr 310 h ahead
    2027Sat, Apr 3 to Sat, Oct 29 h ahead
    2027Sat, Oct 2 to Sun, Oct 3110 h ahead
    2027Sun, Oct 31 to Dec 3111 h ahead

    London is on UTC+0 in winter and UTC+1 in summer; Sydney is on UTC+11 in January and UTC+10 in July.

    London to Sydney time, hour by hour

    LondonSydney in JanuarySydney in July
    12:00 AM11:00 AM9:00 AM
    1:00 AM12:00 PM10:00 AM
    2:00 AM1:00 PM11:00 AM
    3:00 AM2:00 PM12:00 PM
    4:00 AM3:00 PM1:00 PM
    5:00 AM4:00 PM2:00 PM
    6:00 AM5:00 PM3:00 PM
    7:00 AM6:00 PM4:00 PM
    8:00 AM7:00 PM5:00 PM
    9:00 AM8:00 PM6:00 PM
    10:00 AM9:00 PM7:00 PM
    11:00 AM10:00 PM8:00 PM
    12:00 PM11:00 PM9:00 PM
    1:00 PM12:00 AM (next day)10:00 PM
    2:00 PM1:00 AM (next day)11:00 PM
    3:00 PM2:00 AM (next day)12:00 AM (next day)
    4:00 PM3:00 AM (next day)1:00 AM (next day)
    5:00 PM4:00 AM (next day)2:00 AM (next day)
    6:00 PM5:00 AM (next day)3:00 AM (next day)
    7:00 PM6:00 AM (next day)4:00 AM (next day)
    8:00 PM7:00 AM (next day)5:00 AM (next day)
    9:00 PM8:00 AM (next day)6:00 AM (next day)
    10:00 PM9:00 AM (next day)7:00 AM (next day)
    11:00 PM10:00 AM (next day)8:00 AM (next day)

    Best time to call

    From London to reach someone at work in Sydney: from 8:00 AM to 9:00 AM in London, which is 5:00 PM to 6:00 PM in Sydney.

    From Sydney to reach someone at work in London: from 6:00 PM to 10:00 PM in Sydney, which is 9:00 AM to 1:00 PM in London.

    Flights and jet lag

    London and Sydney are 16,994 km (10,560 miles) apart as the crow flies. To find your arrival time, add the flight time to the departure time, then add 9 hours. For example, a 22-hour flight leaving London at 10:00 AM lands at 5:00 PM the next day, Sydney time.

    Flying from London to Sydney, you travel east and lose 9 hours: the first night is short. Going back west, you gain them, and the body usually adjusts faster in that direction. Daylight in the morning at your destination helps your body clock reset.

    Live clocks: current time in London and current time in Sydney. Other time differences: Paris and London, Paris and Sydney, London and New York, London and Dubai. For any other pair, use the time zone converter.

    Questions

    What is the time difference between London and Sydney?

    Sydney is 9 hours ahead of London for most of the year. For 148 days it is 11 hours and 35 days it is 10 hours, because the two cities do not change their clocks on the same dates.

    What time is it in Sydney when it is noon in London?

    9:00 PM for most of the year. In January it is 11:00 PM, in July 9:00 PM.

    When does the time difference between London and Sydney change in 2027?

    In 2027: 11 h from Jan 1 to Sun, Mar 28; 10 h from Sun, Mar 28 to Sat, Apr 3; 9 h from Sat, Apr 3 to Sat, Oct 2; 10 h from Sat, Oct 2 to Sun, Oct 31; 11 h from Sun, Oct 31 to Dec 31.

    When is the best time to call Sydney from London?

    From 8:00 AM to 9:00 AM in London, which is 5:00 PM to 6:00 PM in Sydney.

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