Sydney to Surabaya Time Converter
Surabaya is -3h behind Sydney
Quick converter
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FROM
Sydney
Australia
UTC+10:00
TO
Surabaya
Indonesia
UTC+07:00
Date-aware conversion
Convert a specific date and time
Result
Thu, May 28, 2026 12:24
Sydney: Thursday, May 28, 2026 3:24 PM GMT+10 to Surabaya: Thursday, May 28, 2026 12:24 PM GMT+7.
Surabaya is 3h behind Sydney on this date
24-Hour Comparison
Every hour in Sydney and the corresponding time in Surabaya. Green rows indicate business hours in Surabaya.
Time zones
Sydney uses Australia/Sydney (GMT+10) and Surabaya uses Asia/Jakarta (GMT+7). The difference can shift during daylight saving changes, so checking the exact date matters.
Best use
Use the green rows to spot normal working hours in Surabaya. For teams across more cities, open the meeting planner and compare up to five locations.
Plan a meetingMeeting guidance
Best time for Sydney and Surabaya
The easiest overlap starts around 12:00 PM and runs through 5:00 PM in the source city, while the destination city is also inside normal working hours. For important calls, check the meeting date because the offset can change when either location enters or leaves daylight saving time.
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City context
About these cities
About Sydney
Sydney is located in Australia (Oceania). It uses the Australia/Sydney timezone with a standard offset of UTC+10:00. It observes DST, switching between AEST and AEDT. See the full Sydney time page for live clock and planning details.
About Surabaya
Surabaya is located in Indonesia (Asia). It uses the Asia/Jakarta timezone with a standard offset of UTC+07:00. It does not observe Daylight Saving Time. See the full Surabaya time page for live clock and planning details.
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