Offset
The time difference between Ho Chi Minh City and Sydney is 3 hours.
Ho Chi Minh City (ICT) is behind Sydney (AEST).
ICT: UTC+7
AEST: UTC+10
Neither Ho Chi Minh City nor Sydney is currently observing daylight saving time.
When to schedule
Business-hours overlap: 9 AM–2 PM in Ho Chi Minh City (12 PM–5 PM in Sydney).
Both teams are in working hours during this window on weekdays.
Suggested time: 11:00 AM Ho Chi Minh City (2:00 PM Sydney).
This window may shift by an hour during daylight saving time.
Public holidays in 2026
National public holidays can affect availability — a counterpart is likely off work on their own holidays, so it's worth planning meetings and deadlines around them.
Vietnam
- New Year's DayThu, Jan 1
- Reunification DayThu, Apr 30
- Labour DayFri, May 1
- National DayWed, Sep 2
Australia
- New Year's DayThu, Jan 1
- Australia DayMon, Jan 26
- Good FridayFri, Apr 3
- Easter MondayMon, Apr 6
- Christmas DayFri, Dec 25
- St. Stephen's DayMon, Dec 28
About these zones
Ho Chi Minh City uses Indochina Time (ICT). To call Vietnam, dial +84.
Sydney uses Australian Eastern Time (AEST, or AEDT). To call Australia, dial +61.
Sydney is approximately 4,250 miles southeast of Ho Chi Minh City.
Quick reference
Full 24-hour conversion table — tap any time to open it in the converter.
| Ho Chi Minh City | Sydney | Day |
|---|---|---|
| 12:00 am | 3:00 am | Same day |
| 1:00 am | 4:00 am | Same day |
| 2:00 am | 5:00 am | Same day |
| 3:00 am | 6:00 am | Same day |
| 4:00 am | 7:00 am | Same day |
| 5:00 am | 8:00 am | Same day |
| 6:00 am | 9:00 am | Same day |
| 7:00 am | 10:00 am | Same day |
| 8:00 am | 11:00 am | Same day |
| 9:00 am | 12:00 pm | Same day |
| 10:00 am | 1:00 pm | Same day |
| 11:00 am | 2:00 pm | Same day |
| 12:00 pm | 3:00 pm | Same day |
| 1:00 pm | 4:00 pm | Same day |
| 2:00 pm | 5:00 pm | Same day |
| 3:00 pm | 6:00 pm | Same day |
| 4:00 pm | 7:00 pm | Same day |
| 5:00 pm | 8:00 pm | Same day |
| 6:00 pm | 9:00 pm | Same day |
| 7:00 pm | 10:00 pm | Same day |
| 8:00 pm | 11:00 pm | Same day |
| 9:00 pm | 12:00 am | +1 day |
| 10:00 pm | 1:00 am | +1 day |
| 11:00 pm | 2:00 am | +1 day |
Daylight saving time
Sydney observes daylight saving time; Ho Chi Minh City does not. The offset between the two zones changes when Sydney transitions: on Sunday, October 4, 2026, clocks spring forward from AEST to AEDT.
See the daylight saving time page for transition dates across every time zone.
Daylight today
- Sunrise
- 5:31 AM
- Sunset
- 6:15 PM
- Day length
- 12h 44m
- Sunrise
- 6:56 AM
- Sunset
- 4:54 PM
- Day length
- 9h 58m
Daylight overlap: 8h 23m — 5:31 AM–1:54 PM in Ho Chi Minh City (8:31 AM–4:54 PM in Sydney). Both locations are in daylight during this window.
Cities in these zones
Other cities in Indochina Time
Other cities in Australian Eastern Time
Browse all cities to see the current local time anywhere.
Airports in these zones
Airports in Indochina Time
- SGN
- VCA
- DAD
Airports in Australian Eastern Time
- SYD
- CBR
Related conversions
Common conversions
- What is 9:00 am Ho Chi Minh City in Sydney?
- 9:00 am Ho Chi Minh City is 12:00 pm Sydney.
- What is 12:00 pm Ho Chi Minh City in Sydney?
- 12:00 pm Ho Chi Minh City is 3:00 pm Sydney.
- What is 12:30 pm Ho Chi Minh City in Sydney?
- 12:30 pm Ho Chi Minh City is 3:30 pm Sydney.
- What is 2:00 pm Ho Chi Minh City in Sydney?
- 2:00 pm Ho Chi Minh City is 5:00 pm Sydney.
- What is 5:00 pm Ho Chi Minh City in Sydney?
- 5:00 pm Ho Chi Minh City is 8:00 pm Sydney.
- What is 11:30 pm Ho Chi Minh City in Sydney?
- 11:30 pm Ho Chi Minh City is 2:30 am Sydney, the next day.