Time difference between Hanoi and Vienna
Compare the current local time in Hanoi and Vienna, see when your working hours overlap, and convert any specific hour between the two timezones.
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Convert a specific time
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Working-hours overlap
When Hanoi's 9:00–17:00 business hours overlap with Vienna's.
Hanoi working hours
Vienna working hours
Overlap (both working)
🇻🇳 Hanoi
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🇦🇹 Vienna
Scheduling across Hanoi and Vienna
Scheduling between Hanoi and Vienna is straightforward. Business hours overlap for around 3 hours each day, from 14:00 to 17:00 in Hanoi (09:00 to 12:00 in Vienna). Most calls can be booked without either side stepping outside conventional hours.
Quick reference
| 🇻🇳 Hanoi | 🇦🇹 Vienna | In Vienna it's… |
|---|---|---|
| 06:00 — Early morning | — | — |
| 09:00 — Start of work | — | — |
| 12:00 — Lunchtime | — | — |
| 15:00 — Mid-afternoon | — | — |
| 17:00 — End of work | — | — |
| 20:00 — Evening | — | — |
Daylight saving status
🇻🇳 Hanoi
Hanoi does not observe daylight saving time. The local offset is fixed year-round.
🇦🇹 Vienna
Currently in CEST (daylight saving)
Clocks go back to CET
on Sunday 25 October 2026