Vietnam to Las Vegas time conversion

Time in Vietnam

ICTUTC+7Not observed

Time in Las Vegas

PDTUTC-7Daylight saving time

Las Vegas is 14 hours behind Vietnam. After the next clock change (): Las Vegas is 15 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 Las Vegas on that date.

Las Vegas to Vietnam time conversion

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

24-hour conversion chart · Vietnam → Las Vegas

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

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

Quick conversion examples

These examples convert local times in Vietnam to Las Vegas on 2026-10-21.

Conversion formula: Las Vegas = Vietnam − 14h · Vietnam − 15h.

VietnamLas Vegas
6:00 AM Vietnam= 4:00 PM Las Vegas (-1 day)
7:00 AM Vietnam= 5:00 PM Las Vegas (-1 day)
8:00 AM Vietnam= 6:00 PM Las Vegas (-1 day)
9:00 AM Vietnam= 7:00 PM Las Vegas (-1 day)
10:00 AM Vietnam= 8:00 PM Las Vegas (-1 day)
12:00 PM Vietnam= 10:00 PM Las Vegas (-1 day)
3:00 PM Vietnam= 1:00 AM Las Vegas
5:00 PM Vietnam= 3:00 AM Las Vegas
6:00 PM Vietnam= 4:00 AM Las Vegas
8:00 PM Vietnam= 6:00 AM Las Vegas

Overlapping meeting hours

The 08:00–18:00 working days in Vietnam and Las Vegas do not overlap on 2026-10-21.

Clock changes on both sides, 2026–2028

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

YearVietnamLas Vegas
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, Las Vegas 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, Las Vegas is 14 hours behind Vietnam.
  • From 2027-03-14 17:00 Vietnam until 2027-11-07 16:00 Vietnam, Las Vegas is 14 hours behind Vietnam.
  • From 2028-03-12 17:00 Vietnam until 2028-11-05 16:00 Vietnam, Las Vegas is 14 hours behind Vietnam.

Frequently asked questions

What time is 9 AM Vietnam in Las Vegas?

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

Does the time difference between Vietnam and Las Vegas change during the year?

Yes. During 2026–2028: Las Vegas is 15 hours behind Vietnam; Las Vegas 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 Las Vegas?

Read the Las Vegas 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 Las Vegas?

The 08:00–18:00 working days in Vietnam and Las Vegas do not overlap.

What is the time difference between Vietnam and Las Vegas now?

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