Vietnam is 3 hours behind Australia. When it's noon in Vietnam, it's 15:00 in Australia.
Vietnam observes Asia/Ho_Chi_Minh and Australia observes Australia/Sydney — a 3 hours gap between them.
Business hours comparison
Both Vietnam and Australia are simultaneously in business hours for 5 hours per day (assuming standard 9:00–17:00 working hours).
00:0006:0012:0018:0024:00
Vietnam
Australia
Overlap (5h)
Meeting time recommendations
Vietnam and Australia share 5 hours of business hours overlap daily. Showing the 3 most balanced slots — see the time table below for the full window.
09:00 Ho Chi Minh City / 12:00 Sydney✓ Both working
10:00 Ho Chi Minh City / 13:00 Sydney✓ Both working
11:00 Ho Chi Minh City / 14:00 Sydney✓ Both working
Assumes a standard 9 AM–5 PM workday in each location's local timezone.
Public holidays this year
⚡ Upcoming holidays in both locations, confirm with your contact before booking.
Vietnam1 holiday
Sep 2National Day
Australia7 holidays
Aug 3Picnic Day
Sep 28King's Birthday
Oct 5Labour Day
Oct 5King's Birthday
Nov 3Melbourne Cup
Vietnam and Australia — practical scheduling
Teams in Vietnam (Vietnam) and Australia (Australia) face a 3-hour time difference day to day. A 5-hour shared business hours window makes real-time meetings feasible for both sides within their normal working day.
💡 Practical scheduling guidelines
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Schedule at 09:00–10:00 (Vietnam) for a 12:00–13:00 slot in Australia — the sweet spot where both teams are working.
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Schedule at 10:00–11:00 (Vietnam) for a 13:00–14:00 slot in Australia — the sweet spot where both teams are working.
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Schedule at 11:00–12:00 (Vietnam) for a 14:00–15:00 slot in Australia — the sweet spot where both teams are working.
Recurring meetings are particularly vulnerable to DST shifts. The ClockinSync Chrome Extension alerts you before the offset changes.
Drag the slider at the top to convert any Vietnam time instantly. You can also type natural language like "3pm", "15:00", or a location name to get an immediate answer.
