Vietnam to Chile
-10hVietnam
ICTSOURCEChile
CLSTGreen rows indicate typical business hours (9 AM - 5 PM)
ICT and CLST on the World Map
The map below highlights the ICT (Indochina Time) and CLST (Chile Standard Time) timezone regions across the globe.
ICT – Indochina Time
UTC+07:00Indochina Time (ICT) is the time zone for Vietnam, Thailand, Laos, and Cambodia, 7 hours ahead of UTC.
- •Bangkok is one of the most visited cities in the world.
- •ICT is 12 hours ahead of EST.
- •Thailand, Vietnam, and Cambodia all share ICT.
CLT – Chile Standard Time
UTC-04:00Chile Standard Time (CLT) is the time zone for continental Chile, 4 hours behind UTC.
- •Chile observes daylight saving time, switching to CLST (UTC-03:00) in summer.
- •Santiago is the largest city in Chile with over 6 million in the metro area.
- •Chile spans over 4,300 km from north to south but uses one timezone.
Vietnam to Chile Time Difference – Complete Guide
Vietnam runs on Indochina Time (ICT) at UTC+07:00. Chile runs on Chile Summer Time (CLST) at UTC-03:00, also currently on daylight saving time. That puts Vietnam 10 hours behind Chile — a difference of -10h at the current offsets.
In practice, when it is 9:00 AM in Vietnam it is 11:00 PM in Chile on the previous day. Midnight in Vietnam is 2:00 PM in Chile.Chile observes daylight saving time while Vietnam does not, so the gap narrows or widens by an hour part of the year.
Vietnam to Chile time conversion table
| Vietnam (ICT) | Chile (CLST) | Day |
|---|---|---|
| 12:00 AM | 2:00 PM | previous day |
| 6:00 AM | 8:00 PM | previous day |
| 7:00 AM | 9:00 PM | previous day |
| 8:00 AM | 10:00 PM | previous day |
| 9:00 AM | 11:00 PM | previous day |
| 12:00 PM | 2:00 AM | same day |
| 3:00 PM | 5:00 AM | same day |
| 5:00 PM | 7:00 AM | same day |
| 6:00 PM | 8:00 AM | same day |
| 9:00 PM | 11:00 AM | same day |
Why people convert Vietnam to Chile time
- Scheduling a call from Vietnam to Chile: a 10:00 AM start in Vietnam lands at 12:00 AM in Chile, so you can confirm the slot without doing the arithmetic yourself.
- Handling a -10h gap: Vietnam and Chile have no overlap inside a normal 9-to-5 day, so real-time meetings need an early-morning or late-evening slot on one side. 9:00 AM in Chile is 11:00 PM in Vietnam.
- Keeping family and friends in sync: knowing that 8:00 PM in Vietnam is 10:00 AM in Chile makes it easy to avoid calling at 3 AM.
- Always state the zone abbreviation, not just the hour. "3:00 PM ICT" is unambiguous; "3 PM" across a -10h gap is not.
- With a -10h gap there is no shared 9-to-5 window, so alternate the early start: one week Vietnam takes the early slot, the next week Chile does.
- Chile: Clocks fall back on Sun, Apr 4, 2027. Any meeting series spanning that date will shift by an hour in local time.
About ICT (Indochina Time)
Indochina Time (ICT) is used across Southeast Asia including Vietnam, Thailand, Laos, and Cambodia. Indonesia (Western time, WIB) also uses UTC+07:00. ICT does not observe daylight saving time.
About CLT (Chile Standard Time)
Chile Standard Time (CLT) is the standard time in Chile. During summer months (October to March), Chile switches to Chile Summer Time (CLST, UTC-03:00). Chile is the longest north-south country in the world.
Best time to call between Vietnam and Chile
With a -10h offset there is no overlap inside a normal 9 AM – 5 PM day. Chile opens at 9:00 AM CLST, which is 11:00 PM in Vietnam, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
Vietnam and Chile have no shared working hours because of the -10h gap. Teams need to alternate early starts or rely on asynchronous handovers.
Vietnam is 10 hours behind Chile (ICT UTC+07:00 → CLST UTC-03:00). There is no shared 9-to-5 window, so plan around an early or late slot. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
Vietnam
Does not observe DST
Chile
☀ Currently in DST
Standard: UTC-04:00 · DST: UTC-03:00
Clocks fall back on Sun, Apr 4, 2027
Learn More About Time
Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:
Frequently Asked Questions
What is the time difference between Vietnam and Chile?
Vietnam (ICT, UTC+07:00) is 10 hours behind Chile (CLST, UTC-03:00). The gap is currently -10h.
How do I convert Vietnam time to Chile time?
Add -10h to Vietnam local time. For example, 9:00 AM in Vietnam is 11:00 PM in Chile (previous day).
What time is it in Chile right now?
Chile uses CLST at UTC-03:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -10h offset from Vietnam.
What is the best time to call Chile from Vietnam?
There is no shared working-hours window because of the -10h gap. The closest option is 1:00 PM in Vietnam, which is 3:00 AM in Chile.
Which is behind, Vietnam or Chile?
Vietnam is 10 hours behind Chile. When it is 12:00 PM in Vietnam it is 2:00 AM in Chile.
Do Vietnam and Chile use different time zones?
Vietnam (Vietnam) uses ICT at UTC+07:00, while Chile (Chile) uses CLST at UTC-03:00. The IANA identifiers are Asia/Ho_Chi_Minh and America/Santiago.
Does daylight saving time affect the Vietnam–Chile difference?
Yes at the moment: Chile is on daylight saving time and Vietnam is not, so the -10h gap shifts by an hour when exactly one of them changes clocks.
Which other cities share Vietnam's time zone?
ICT also covers Bangkok, Ho Chi Minh City, Hanoi, Jakarta, Phnom Penh, Vientiane.
Which countries use ICT, Vietnam's zone?
ICT is used in Thailand, Vietnam, Cambodia, Laos, Indonesia (WIB).
Is there a day difference between Vietnam and Chile?
Not normally. The -10h gap only pushes the date over the previous day.
What is the time difference between Vietnam and Chile?
Chile is -10h from Vietnam.
What timezone is Vietnam in?
Vietnam operates on its local timezone.
What timezone is Chile in?
Chile operates on its local timezone.
Which countries use ICT (Indochina Time)?
ICT is used in Thailand, Vietnam, Cambodia, Laos, Indonesia (WIB).
Does ICT observe daylight saving time?
No, ICT does not observe daylight saving time and remains at UTC+07:00 year-round.
What are some interesting facts about ICT?
Bangkok is one of the most visited cities in the world. ICT is 12 hours ahead of EST.
Which cities are in the CLT timezone?
Major cities in the CLT timezone include Santiago, Valparaíso, Concepción, Viña del Mar, Antofagasta.
What is the UTC offset for CLT?
Chile Standard Time (CLT) is at UTC-04:00. During daylight saving time, it shifts to CLST.
What should I know about the CLT timezone?
Chile observes daylight saving time, switching to CLST (UTC-03:00) in summer. Santiago is the largest city in Chile with over 6 million in the metro area.
When is it midnight in Vietnam, what time is it in Chile?
When it is 12:00 AM (midnight) in Vietnam (ICT), it is -10h later in Chile (CLT).
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