Surabaya to Sydney time converter

Sydney is 4 hours ahead of Surabaya. When it is 9:00 AM in Surabaya, it is 1:00 PM in Sydney.

Surabaya WIB

Monday, October 19, 2026

Sydney AEDT

Monday, October 19, 2026

Surabaya
Indonesia
Mon, Oct 19
WIBUTC+7
Sydney
New South Wales, Australia
Mon, Oct 19
AEDTUTC+11+4h
Finding your time zone…
Shared working hours (9:00–18:00)

Surabaya to Sydney conversion table

Every hour of today in Surabaya and the matching time in Sydney. Light rows are typical working hours (9:00–18:00).

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

Best time to call or meet

Both sides are at work from 9:00 AM – 2:00 PM in Surabaya (1:00 PM – 6:00 PM in Sydney).

Daylight saving time and the difference

The difference changes during the year because Surabaya and Sydney switch clocks on different dates:

  • Oct 19, 2026 – Apr 3, 2027: +4h
  • Apr 3, 2027 – Oct 2, 2027: +3h
  • Oct 2, 2027 – Oct 19, 2027: +4h

Distance

Surabaya and Sydney are 4,929 km (3,063 miles) apart in a straight line.

More conversions

Sydney to SurabayaSurabaya to New YorkSurabaya to LondonSurabaya to Los AngelesSurabaya to ChicagoSurabaya to TorontoSurabaya to São PauloSurabaya to ParisSurabaya to BerlinSurabaya to MoscowSurabaya to DubaiSurabaya to New DelhiSurabaya to Bangkok
New York to SydneyLondon to SydneyLos Angeles to SydneyChicago to SydneyToronto to SydneySão Paulo to SydneyParis to SydneyBerlin to SydneyMoscow to SydneyDubai to SydneyNew Delhi to SydneyBangkok to Sydney

Questions and answers

What is the time difference between Surabaya and Sydney?

Sydney is 4 hours ahead of Surabaya.

What time is it in Sydney when it is 9 AM in Surabaya?

When it is 9:00 AM in Surabaya, it is 1:00 PM in Sydney.

When is the best time to call Sydney from Surabaya?

Both sides are at work from 9:00 AM – 2:00 PM in Surabaya (1:00 PM – 6:00 PM in Sydney).

Does the time difference between Surabaya and Sydney change?

Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.