Sydney to Hai Bà Trưng time converter

Hai Bà Trưng is 4 hours behind Sydney. When it is 9:00 AM in Sydney, it is 5:00 AM in Hai Bà Trưng.

Sydney AEDT

Wednesday, October 21, 2026

Hai Bà Trưng ICT

Tuesday, October 20, 2026

Sydney
New South Wales, Australia
Wed, Oct 21
AEDTUTC+11
Hai Bà Trưng
Vietnam
Tue, Oct 20
ICTUTC+7-4h
Finding your time zone…
Shared working hours (9:00–18:00)

Sydney to Hai Bà Trưng conversion table

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

SydneyHai Bà Trưng
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 Hai Bà Trưng).

Daylight saving time and the difference

The difference changes during the year because Sydney and Hai Bà Trưng 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 Hai Bà Trưng are 7,765 km (4,825 miles) apart in a straight line.

More conversions

Hai Bà Trưng 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 Hai Bà TrưngLondon to Hai Bà TrưngLos Angeles to Hai Bà TrưngChicago to Hai Bà TrưngToronto to Hai Bà TrưngSão Paulo to Hai Bà TrưngParis to Hai Bà TrưngBerlin to Hai Bà TrưngMoscow to Hai Bà TrưngDubai to Hai Bà TrưngNew Delhi to Hai Bà TrưngBangkok to Hai Bà Trưng

Questions and answers

What is the time difference between Sydney and Hai Bà Trưng?

Hai Bà Trưng is 4 hours behind Sydney.

What time is it in Hai Bà Trưng when it is 9 AM in Sydney?

When it is 9:00 AM in Sydney, it is 5:00 AM in Hai Bà Trưng.

When is the best time to call Hai Bà Trưng from Sydney?

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

Does the time difference between Sydney and Hai Bà Trưng change?

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