Sydney to Biak time converter

Biak is 2 hours behind Sydney. When it is 9:00 AM in Sydney, it is 7:00 AM in Biak.

Sydney AEDT

Monday, October 19, 2026

Biak WIT

Monday, October 19, 2026

Sydney
New South Wales, Australia
Mon, Oct 19
AEDTUTC+11
Biak
Indonesia
Mon, Oct 19
WITUTC+9-2h
Finding your time zone…
Shared working hours (9:00–18:00)

Sydney to Biak conversion table

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

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

Best time to call or meet

Both sides are at work from 11:00 AM – 6:00 PM in Sydney (9:00 AM – 4:00 PM in Biak).

Daylight saving time and the difference

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

  • Oct 19, 2026 – Apr 4, 2027: -2h
  • Apr 4, 2027 – Oct 3, 2027: -1h
  • Oct 3, 2027 – Oct 19, 2027: -2h

Distance

Sydney and Biak are 3,961 km (2,461 miles) apart in a straight line.

More conversions

Biak to SydneySydney to New YorkSydney to LondonSydney to Los AngelesSydney to ChicagoSydney to TorontoSydney to São PauloSydney to ParisSydney to BerlinSydney to MoscowSydney to DubaiSydney to New DelhiSydney to Bangkok
New York to BiakLondon to BiakLos Angeles to BiakChicago to BiakToronto to BiakSão Paulo to BiakParis to BiakBerlin to BiakMoscow to BiakDubai to BiakNew Delhi to BiakBangkok to Biak

Questions and answers

What is the time difference between Sydney and Biak?

Biak is 2 hours behind Sydney.

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

When it is 9:00 AM in Sydney, it is 7:00 AM in Biak.

When is the best time to call Biak from Sydney?

Both sides are at work from 11:00 AM – 6:00 PM in Sydney (9:00 AM – 4:00 PM in Biak).

Does the time difference between Sydney and Biak change?

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