The time difference between Hanoi and Los Angeles is 15 hours. When it is 12:00 noon in Hanoi, it is 21:00 in Los Angeles. Hanoi uses the Asia/Ho_Chi_Minh time zone (UTC+7), while Los Angeles uses America/Los_Angeles (UTC-8).
| Detail | Hanoi | Los Angeles |
|---|---|---|
| Time Zone ID | Asia/Ho_Chi_Minh | America/Los_Angeles |
| UTC Offset | UTC+7 | UTC-8 |
| Abbreviation | +07 | PST |
| DST Active | No | No |
| Country | Vietnam | United States |
| Region | Asia | North America |
With a 15 hours gap, there is no standard business-hours overlap between Hanoi and Los Angeles. One party will need to adjust their schedule. Early mornings in Hanoi or late evenings in Los Angeles tend to be the most practical compromise.
Use this table to quickly convert any hour from Hanoi time to Los Angeles time. Rows highlighted in green indicate overlapping business hours in both cities.
| Hanoi | Los Angeles | |
|---|---|---|
| 00:00 | 09:00 (-1 day) | Night |
| 01:00 | 10:00 (-1 day) | Night |
| 02:00 | 11:00 (-1 day) | Night |
| 03:00 | 12:00 (-1 day) | Night |
| 04:00 | 13:00 (-1 day) | Night |
| 05:00 | 14:00 (-1 day) | Night |
| 06:00 | 15:00 (-1 day) | |
| 07:00 | 16:00 (-1 day) | |
| 08:00 | 17:00 (-1 day) | |
| 09:00 | 18:00 (-1 day) | |
| 10:00 | 19:00 (-1 day) | |
| 11:00 | 20:00 (-1 day) | |
| 12:00 | 21:00 (-1 day) | |
| 13:00 | 22:00 (-1 day) | |
| 14:00 | 23:00 (-1 day) | |
| 15:00 | 00:00 | |
| 16:00 | 01:00 | |
| 17:00 | 02:00 | |
| 18:00 | 03:00 | |
| 19:00 | 04:00 | |
| 20:00 | 05:00 | |
| 21:00 | 06:00 | |
| 22:00 | 07:00 | Night |
| 23:00 | 08:00 | Night |
Neither Hanoi nor Los Angeles is currently observing daylight saving time. If either city observes DST, the time difference will change by 1 hour when DST begins or ends. Always double-check before scheduling across these time zones during March–April and October–November.
The time difference is 15 hours. Los Angeles is 15 hours behind Hanoi.
It can. If either Hanoi or Los Angeles observes daylight saving time, the gap will shift by 1 hour during the transition periods (typically March–April and October–November).
There is no ideal window during standard business hours. Consider scheduling at the edges — early morning for the city that is ahead and late afternoon for the city that is behind.
Subtract 15 hours from Hanoi time to get Los Angeles time. Use the hour-by-hour table above for a quick reference.
For sunrise and sunset data, visit TheSunsetTimes.com. For detailed DST schedules, see DaylightSavingTime.info.