Time Difference: Hanoi to Tokyo
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Hanoi vs Tokyo timezone guide
Hanoi (Vietnam) uses the Asia/Ho_Chi_Minh timezone at UTC+7, while Tokyo (Japan) uses Asia/Tokyo at UTC+9. This means Tokyo is 2 hours ahead of Hanoi (based on standard offsets — the live difference above accounts for daylight saving time).
Best meeting times between Hanoi and Tokyo
Standard 9-to-5 working hours overlap by 6 hours per day. The shared window is 9am–3pm in Hanoi, which is 11am–5pm in Tokyo. Schedule recurring meetings inside that window and both teams stay inside standard working hours.
Hour-by-hour planner
| Hanoi | Tokyo | Status |
|---|---|---|
| 6am | 8am | Hanoi early, Tokyo early |
| 7am | 9am | One side outside 9-to-5 but still awake |
| 8am | 10am | One side outside 9-to-5 but still awake |
| 9am | 11am | Both at work — ideal meeting time |
| 10am | 12pm | Both at work — ideal meeting time |
| 11am | 1pm | Both at work — ideal meeting time |
| 12pm | 2pm | Both at work — ideal meeting time |
| 1pm | 3pm | Both at work — ideal meeting time |
| 2pm | 4pm | Both at work — ideal meeting time |
| 3pm | 5pm | One side outside 9-to-5 but still awake |
| 4pm | 6pm | One side outside 9-to-5 but still awake |
| 5pm | 7pm | Hanoi evening, Tokyo evening |
| 6pm | 8pm | Hanoi evening, Tokyo evening |
| 7pm | 9pm | Hanoi evening, Tokyo evening |
| 8pm | 10pm | Hanoi evening, Tokyo late evening |
| 9pm | 11pm | Hanoi evening, Tokyo late evening |
| 10pm | 12am | Hanoi late evening, Tokyo asleep |
Green = standard working hours (9 AM – 5 PM). Amber = early (6–9 AM). Orange = evening (5–10 PM). Grey = asleep or late.
Daylight saving time between Hanoi and Tokyo
Neither Hanoi nor Tokyo observes daylight saving time. The time difference between them stays at 2 hours behind all year — recurring meetings only need to be scheduled once.
Distance between Hanoi and Tokyo
Hanoi and Tokyo are 3,663 km apart along the great-circle route. A direct flight takes roughly ~5h 19m, depending on aircraft type, winds, and routing.