Vietnam to PST time conversion

Time in Vietnam

ICTUTC+7Not observed

PST time

PSTUTC-8Not observed

PST is 15 hours behind Vietnam.

PST is always UTC-8. Right now most places that use PST are on PDT (UTC-7): PDT is 14 hours behind Vietnam.

Time difference with your location

Vietnam is 7 hours ahead of UTC. Compare with your local time →

Choose a date and time

Choose the local time in Vietnam to convert it to PST on that date.

PST to Vietnam time conversion

Skipped clock-change times are unavailable; a repeated time uses its first occurrence.

24-hour conversion chart · Vietnam → PST

This table converts each hour in Vietnam to PST on 2026-10-21.

  • Working hours
  • Outside working hours
  • Night hours
VietnamPSTShared working hours
00:0012:00 AM 09:009:00 AM -1 day
01:001:00 AM 10:0010:00 AM -1 day
02:002:00 AM 11:0011:00 AM -1 day
03:003:00 AM 12:0012:00 PM -1 day
04:004:00 AM 13:001:00 PM -1 day
05:005:00 AM 14:002:00 PM -1 day
06:006:00 AM 15:003:00 PM -1 day
07:007:00 AM 16:004:00 PM -1 day
08:008:00 AM 17:005:00 PM -1 day ✓
09:009:00 AM 18:006:00 PM -1 day
10:0010:00 AM 19:007:00 PM -1 day
11:0011:00 AM 20:008:00 PM -1 day
12:0012:00 PM 21:009:00 PM -1 day
13:001:00 PM 22:0010:00 PM -1 day
14:002:00 PM 23:0011:00 PM -1 day
15:003:00 PM 00:0012:00 AM
16:004:00 PM 01:001:00 AM
17:005:00 PM 02:002:00 AM
18:006:00 PM 03:003:00 AM
19:007:00 PM 04:004:00 AM
20:008:00 PM 05:005:00 AM
21:009:00 PM 06:006:00 AM
22:0010:00 PM 07:007:00 AM
23:0011:00 PM 08:008:00 AM

Quick conversion examples

These examples use Vietnam (UTC+7) and PST (UTC-8); choosing a date applies the local clock changes.

Conversion formula: PST = Vietnam − 15h · PDT = Vietnam − 14h.

VietnamPST
6:00 AM Vietnam= 3:00 PM PST (-1 day)
7:00 AM Vietnam= 4:00 PM PST (-1 day)
8:00 AM Vietnam= 5:00 PM PST (-1 day)
9:00 AM Vietnam= 6:00 PM PST (-1 day)
10:00 AM Vietnam= 7:00 PM PST (-1 day)
12:00 PM Vietnam= 9:00 PM PST (-1 day)
3:00 PM Vietnam= 12:00 AM PST
5:00 PM Vietnam= 2:00 AM PST
6:00 PM Vietnam= 3:00 AM PST
8:00 PM Vietnam= 5:00 AM PST

Overlapping meeting hours

The 08:00–18:00 working day in Vietnam and PST overlaps for 1 hour on 2026-10-21.

Shared working hours
08:00–09:00 Vietnam · 17:00–18:00 PST

Clock changes on both sides, 2026–2028

Vietnam and PST have the following local clock changes in 2026–2028; all times in the table are local to that side.

YearVietnamPST
2026 No clock changes; UTC+7 all year.

· 02:00 → 03:00
UTC-8 → UTC-7

· 02:00 → 01:00
UTC-7 → UTC-8

2027 No clock changes; UTC+7 all year.

· 02:00 → 03:00
UTC-8 → UTC-7

· 02:00 → 01:00
UTC-7 → UTC-8

2028 No clock changes; UTC+7 all year.

· 02:00 → 03:00
UTC-8 → UTC-7

· 02:00 → 01:00
UTC-7 → UTC-8

At the start of 2026, PST is 15 hours behind Vietnam. The difference changes during the following periods.

  • From 2026-03-08 17:00 Vietnam until 2026-11-01 16:00 Vietnam, PDT is 14 hours behind Vietnam.
  • From 2027-03-14 17:00 Vietnam until 2027-11-07 16:00 Vietnam, PDT is 14 hours behind Vietnam.
  • From 2028-03-12 17:00 Vietnam until 2028-11-05 16:00 Vietnam, PDT is 14 hours behind Vietnam.

Frequently asked questions

What time is 9 AM Vietnam in PST?

9:00 AM Vietnam = 6:00 PM PST (-1 day), using UTC+7 and UTC-8. Choose a date above for the seasonal local time.

Does the time difference between Vietnam and PST change during the year?

Yes. During 2026–2028: PST is 15 hours behind Vietnam; PST is 14 hours behind Vietnam. The clock-change table gives the dates for both sides.

How do I tell whether it is day or night in PST?

Read the PST 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 Vietnam and PST?

The shared 08:00–18:00 working window is 08:00–09:00 Vietnam / 17:00–18:00 PST, a total of 1 hour.

What is the time difference between Vietnam and PST now?

Right now, PST is 15 hours behind Vietnam. Conversion formula: PST = Vietnam − 15h · PDT = Vietnam − 14h.