London to Vietnam time conversion
Vietnam is 6 hours ahead of London. After the next clock change (): Vietnam is 7 hours ahead of London.
Time difference with your location
London is 1 hour ahead of UTC. Compare with your local time →
Choose a date and time
Choose the local time in London to convert it to Vietnam on that date.
Skipped clock-change times are unavailable; a repeated time uses its first occurrence.
24-hour conversion chart · London → Vietnam
This table converts each hour in London to Vietnam on 2026-10-21.
- Working hours
- Outside working hours
- Night hours
| London | Vietnam | Shared working hours |
|---|---|---|
| 00:0012:00 AM | 06:006:00 AM | |
| 01:001:00 AM | 07:007:00 AM | |
| 02:002:00 AM | 08:008:00 AM | |
| 03:003:00 AM | 09:009:00 AM | |
| 04:004:00 AM | 10:0010:00 AM | |
| 05:005:00 AM | 11:0011:00 AM | |
| 06:006:00 AM | 12:0012:00 PM | |
| 07:007:00 AM | 13:001:00 PM | |
| 08:008:00 AM | 14:002:00 PM | ✓ |
| 09:009:00 AM | 15:003:00 PM | ✓ |
| 10:0010:00 AM | 16:004:00 PM | ✓ |
| 11:0011:00 AM | 17:005:00 PM | ✓ |
| 12:0012:00 PM | 18:006:00 PM | |
| 13:001:00 PM | 19:007:00 PM | |
| 14:002:00 PM | 20:008:00 PM | |
| 15:003:00 PM | 21:009:00 PM | |
| 16:004:00 PM | 22:0010:00 PM | |
| 17:005:00 PM | 23:0011:00 PM | |
| 18:006:00 PM | 00:0012:00 AM +1 day | |
| 19:007:00 PM | 01:001:00 AM +1 day | |
| 20:008:00 PM | 02:002:00 AM +1 day | |
| 21:009:00 PM | 03:003:00 AM +1 day | |
| 22:0010:00 PM | 04:004:00 AM +1 day | |
| 23:0011:00 PM | 05:005:00 AM +1 day |
Quick conversion examples
These examples convert local times in London to Vietnam on 2026-10-21.
Conversion formula: Vietnam = London + 6h · London + 7h.
| London | Vietnam |
|---|---|
| 6:00 AM London | = 12:00 PM Vietnam |
| 7:00 AM London | = 1:00 PM Vietnam |
| 8:00 AM London | = 2:00 PM Vietnam |
| 9:00 AM London | = 3:00 PM Vietnam |
| 10:00 AM London | = 4:00 PM Vietnam |
| 12:00 PM London | = 6:00 PM Vietnam |
| 3:00 PM London | = 9:00 PM Vietnam |
| 5:00 PM London | = 11:00 PM Vietnam |
| 6:00 PM London | = 12:00 AM Vietnam (+1 day) |
| 8:00 PM London | = 2:00 AM Vietnam (+1 day) |
Overlapping meeting hours
The 08:00–18:00 working day in London and Vietnam overlaps for 4 hours on 2026-10-21.
- Shared working hours
- 08:00–12:00 London · 14:00–18:00 Vietnam
Clock changes on both sides, 2026–2028
London and Vietnam have the following local clock changes in 2026–2028; all times in the table are local to that side.
| Year | London | Vietnam |
|---|---|---|
| 2026 | · 01:00 → 02:00 · 02:00 → 01:00 | No clock changes; UTC+7 all year. |
| 2027 | · 01:00 → 02:00 · 02:00 → 01:00 | No clock changes; UTC+7 all year. |
| 2028 | · 01:00 → 02:00 · 02:00 → 01:00 | No clock changes; UTC+7 all year. |
At the start of 2026, Vietnam is 7 hours ahead of London. The difference changes during the following periods.
- From 2026-03-29 02:00 London until 2026-10-25 01:00 London, Vietnam is 6 hours ahead of London.
- From 2027-03-28 02:00 London until 2027-10-31 01:00 London, Vietnam is 6 hours ahead of London.
- From 2028-03-26 02:00 London until 2028-10-29 01:00 London, Vietnam is 6 hours ahead of London.
Frequently asked questions
What time is 9 AM London in Vietnam?
9:00 AM London = 3:00 PM Vietnam, using UTC+1 and UTC+7. Choose a date above for the seasonal local time.
Does the time difference between London and Vietnam change during the year?
Yes. During 2026–2028: Vietnam is 6 hours ahead of London; Vietnam is 7 hours ahead of London. The clock-change table gives the dates for both sides.
How do I tell whether it is day or night in Vietnam?
Read the Vietnam clock above: this guide counts 06:00–18:00 local time as daytime and the rest as nighttime, without using sunrise and sunset.
What is the best time to call between London and Vietnam?
The shared 08:00–18:00 working window is 08:00–12:00 London / 14:00–18:00 Vietnam, a total of 4 hours.
What is the time difference between London and Vietnam now?
Right now, Vietnam is 6 hours ahead of London. Conversion formula: Vietnam = London + 6h · London + 7h.