Sydney to Vĩnh Yên time converter

Vĩnh Yên is 4 hours behind Sydney. When it is 9:00 AM in Sydney, it is 5:00 AM in Vĩnh Yên.

Sydney AEDT

Wednesday, October 21, 2026

Vĩnh Yên ICT

Wednesday, October 21, 2026

Sydney
New South Wales, Australia
Wed, Oct 21
AEDTUTC+11
Vĩnh Yên
Vietnam
Wed, Oct 21
ICTUTC+7-4h
Finding your time zone…
Shared working hours (9:00–18:00)

Sydney to Vĩnh Yên conversion table

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

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

Best time to call or meet

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

Daylight saving time and the difference

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

  • Oct 21, 2026 – Apr 4, 2027: -4h
  • Apr 4, 2027 – Oct 3, 2027: -3h
  • Oct 3, 2027 – Oct 21, 2027: -4h

Distance

Sydney and Vĩnh Yên are 7,806 km (4,850 miles) apart in a straight line.

More conversions

Vĩnh Yên 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 Vĩnh YênLondon to Vĩnh YênLos Angeles to Vĩnh YênChicago to Vĩnh YênToronto to Vĩnh YênSão Paulo to Vĩnh YênParis to Vĩnh YênBerlin to Vĩnh YênMoscow to Vĩnh YênDubai to Vĩnh YênNew Delhi to Vĩnh YênBangkok to Vĩnh Yên

Questions and answers

What is the time difference between Sydney and Vĩnh Yên?

Vĩnh Yên is 4 hours behind Sydney.

What time is it in Vĩnh Yên when it is 9 AM in Sydney?

When it is 9:00 AM in Sydney, it is 5:00 AM in Vĩnh Yên.

When is the best time to call Vĩnh Yên from Sydney?

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

Does the time difference between Sydney and Vĩnh Yên change?

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