Time Difference Between Surabaya and Sydney

Sydney is 3 hours ahead Surabaya.

Indonesia

Surabaya

Asia/Jakarta · UTC+7

Australia

Sydney

Australia/Sydney · UTC+10

Best Times to Meet

Hours where standard working time (9 AM – 6 PM) overlaps in both Surabaya and Sydney.

  • Surabaya

    9:00 AM

    Sydney

    12:00 PM

  • Surabaya

    10:00 AM

    Sydney

    1:00 PM

  • Surabaya

    11:00 AM

    Sydney

    2:00 PM

  • Surabaya

    12:00 PM

    Sydney

    3:00 PM

  • Surabaya

    1:00 PM

    Sydney

    4:00 PM

  • Surabaya

    2:00 PM

    Sydney

    5:00 PM

Surabaya to Sydney — 24-Hour Conversion

Each row shows the equivalent local time in Sydney for an hour in Surabaya. Working-hours rows (9–18) are highlighted.

SurabayaSydneyMatch
Off hours
Off hours
Off hours
Off hours
Off hours
Off hours
Workday in Sydney
Workday in Sydney
Workday in Sydney
Best for meetings
Best for meetings
Best for meetings
Best for meetings
Best for meetings
Best for meetings
Workday in Surabaya
Workday in Surabaya
Workday in Surabaya
Off hours
Off hours
Off hours
+1 dayOff hours
+1 dayOff hours
+1 dayOff hours

Frequently Asked Questions

What is the time difference between Surabaya and Sydney?

Sydney, Australia (UTC+10) is 3 hours ahead Surabaya, Indonesia (UTC+7).

What is the best time to schedule a meeting between Surabaya and Sydney?

The best meeting times overlap when both cities are within standard working hours (9 AM – 6 PM). The full hour-by-hour table on this page lists every overlap window.

Does daylight saving time change the difference between Surabaya and Sydney?

Yes — when one city observes daylight saving time and the other does not, the gap shifts by an hour. The conversion table on this page reflects the current offset, including any active DST.

When it is 9 AM in Surabaya, what time is it in Sydney?

Use the conversion table on this page — every hour in Surabaya is mapped to its equivalent local time in Sydney, including day shift markers when the date differs.