Định Công to Sydney time converter

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

Định Công ICT

Monday, October 19, 2026

Sydney AEDT

Tuesday, October 20, 2026

Định Công
Vietnam
Mon, Oct 19
ICTUTC+7
Sydney
New South Wales, Australia
Tue, Oct 20
AEDTUTC+11+4h
Finding your time zone…
Shared working hours (9:00–18:00)

Định Công to Sydney conversion table

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

Định CôngSydney
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 Định Công (1:00 PM – 6:00 PM in Sydney).

Daylight saving time and the difference

The difference changes during the year because Định Công 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

Định Công and Sydney are 7,764 km (4,824 miles) apart in a straight line.

More conversions

Sydney to Định CôngĐịnh Công to New YorkĐịnh Công to LondonĐịnh Công to Los AngelesĐịnh Công to ChicagoĐịnh Công to TorontoĐịnh Công to São PauloĐịnh Công to ParisĐịnh Công to BerlinĐịnh Công to MoscowĐịnh Công to DubaiĐịnh Công to New DelhiĐịnh Công 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 Định Công and Sydney?

Sydney is 4 hours ahead of Định Công.

What time is it in Sydney when it is 9 AM in Định Công?

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

When is the best time to call Sydney from Định Công?

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

Does the time difference between Định Công 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.