Time difference between Colombo and Hanoi
Compare the current local time in Colombo and Hanoi, see when your working hours overlap, and convert any specific hour between the two timezones.
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How do I convert a specific time?
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What's the working-hours overlap?
When Colombo's 9:00–17:00 business hours overlap with Hanoi's.
Colombo working hours
Hanoi working hours
Overlap (both working)
🇱🇰 Colombo
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🇻🇳 Hanoi
How do you schedule across Colombo and Hanoi?
Working across Colombo and Hanoi is very easy. Their standard business hours overlap for around 6 hours every day, from 09:00 to 15:30 in Colombo (10:30 to 17:00 in Hanoi). Meetings can sit comfortably inside the regular working day on both sides.
What's the quick reference?
| 🇱🇰 Colombo | 🇻🇳 Hanoi | In Hanoi 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 | — | — |
What's the daylight saving status?
🇱🇰 Colombo
Colombo does not observe daylight saving time. The local offset is fixed year-round.
🇻🇳 Hanoi
Hanoi does not observe daylight saving time. The local offset is fixed year-round.