AEST to Vietnam Time Converter
ICT is 4 hours behind AEDT. 9:00 AM AEDT = 5:00 AM ICT.
ICT is 4 hours behind AEDT at the moment. To convert AEST to Vietnam Time, subtract 4 hours from the AEST time: 9:00 AM AEDT = 5:00 AM ICT.
AEST (Australian Eastern Time) is used in New South Wales, Victoria, Tasmania, ACT; Queensland (Brisbane) all year. Vietnam Time (Vietnam time) is used in Vietnam.
Queensland stays on AEST all year. AEST (Australian Eastern Standard Time) is not in force right now: New South Wales is currently on AEDT. This page uses whichever name applies on the date you pick, so the numbers below say AEDT.
AEST to Vietnam Time time conversion table
AEST to Vietnam Time on 7 Nov 2026. Today's date. Highlighted rows are 9 AM–5 PM in both places.
| AEST | Vietnam Time | Day |
|---|---|---|
| 12:00 AM AEDT | 8:00 PM ICT | previous day |
| 1:00 AM AEDT | 9:00 PM ICT | previous day |
| 2:00 AM AEDT | 10:00 PM ICT | previous day |
| 3:00 AM AEDT | 11:00 PM ICT | previous day |
| 4:00 AM AEDT | 12:00 AM ICT | night |
| 5:00 AM AEDT | 1:00 AM ICT | night |
| 6:00 AM AEDT | 2:00 AM ICT | night |
| 7:00 AM AEDT | 3:00 AM ICT | night |
| 8:00 AM AEDT | 4:00 AM ICT | night |
| 9:00 AM AEDT | 5:00 AM ICT | night |
| 10:00 AM AEDT | 6:00 AM ICT | — |
| 11:00 AM AEDT | 7:00 AM ICT | — |
| 12:00 PM AEDT | 8:00 AM ICT | — |
| 1:00 PM AEDT | 9:00 AM ICT | work hours |
| 2:00 PM AEDT | 10:00 AM ICT | work hours |
| 3:00 PM AEDT | 11:00 AM ICT | work hours |
| 4:00 PM AEDT | 12:00 PM ICT | work hours |
| 5:00 PM AEDT | 1:00 PM ICT | — |
| 6:00 PM AEDT | 2:00 PM ICT | — |
| 7:00 PM AEDT | 3:00 PM ICT | — |
| 8:00 PM AEDT | 4:00 PM ICT | — |
| 9:00 PM AEDT | 5:00 PM ICT | — |
| 10:00 PM AEDT | 6:00 PM ICT | — |
| 11:00 PM AEDT | 7:00 PM ICT | — |
- Work rows — 9 AM–5 PM in both places
- Night in the destination (10 PM–6 AM)
How to convert AEST to Vietnam Time
Subtract 4 hours from the AEST time to get Vietnam Time.
Example: 9:00 AM AEDT = 5:00 AM ICT.
Across midnight: 1:00 AM AEDT = 9:00 PM ICT (previous day). The date changes, so always check the day as well as the hour.
Time difference between AEST and Vietnam Time
The time difference between AEST and Vietnam Time is not the same all year, because the two sides change for daylight saving time on different dates. In 2026 it works out like this:
- 1 Jan 2026 – 4 Apr 2026: Vietnam Time is 4 hours behind of AEST.
- 5 Apr 2026 – 3 Oct 2026: Vietnam Time is 3 hours behind of AEST.
- 4 Oct 2026 – 31 Dec 2026: Vietnam Time is 4 hours behind of AEST.
AEST and Vietnam Time during daylight saving time
- AEST next changes on 4 Apr 2027: clocks go back one hour at 02:59 local time, from AEDT (UTC+11) to AEST (UTC+10).
- Vietnam Time does not observe daylight saving time; it stays on UTC+7 all year.
Best time for a meeting between AEST and Vietnam Time
AEST and Vietnam Time share 4 hours of the 9 AM–5 PM working day. Any time between 1:00 PM and 5:00 PM AEDT lands between 9:00 AM and 1:00 PM ICT, inside working hours for both.
AEST to Vietnam Time FAQ
What is the time difference between AEST and Vietnam Time?
Right now ICT is 4 hours behind AEDT. The gap changes 3 times in 2026 because the two sides switch to daylight saving time on different dates.
What is 9 AM AEST in Vietnam Time?
9:00 AM AEDT is 5:00 AM ICT.
What is 12 PM (noon) AEST in Vietnam Time?
12:00 PM AEDT is 8:00 AM ICT.
Is Vietnam Time ahead of or behind AEST?
ICT is 4 hours behind AEDT, so it is earlier in Vietnam Time than in AEST.
Does AEST change for daylight saving time?
Yes. AEST next changes on 4 Apr 2027, when clocks go back one hour from AEDT to AEST.
Does Vietnam Time change for daylight saving time?
No. Vietnam Time stays on the same offset all year, so conversions never shift for daylight saving time.
What is the best time for a meeting between AEST and Vietnam Time?
AEST and Vietnam Time share 4 hours of the 9 AM–5 PM working day. Any time between 1:00 PM and 5:00 PM AEDT lands between 9:00 AM and 1:00 PM ICT, inside working hours for both.
Related conversions
Convert Vietnam Time to AEST
Convert AEST to other time zones
Convert other time zones to Vietnam Time
Learn more
Updated 7 November 2026. Time zone data: IANA tz database.