Vietnam to Buenos Aires
-10hVietnam
ICTSOURCEBuenos Aires
ARTGreen rows indicate typical business hours (9 AM - 5 PM)
ICT and ART on the World Map
The map below highlights the ICT (Indochina Time) and ART (Argentina 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.
ART – Argentina Time
UTC-03:00Argentina Time (ART) is the standard time for Argentina, 3 hours behind UTC.
- •Argentina does not observe daylight saving time.
- •Buenos Aires is one of the most visited cities in South America.
- •ART is the same offset as BRT (UTC-03:00).
About Buenos Aires
WikipediaBuenos Aires operates on Argentina Time (ART), UTC-3. As South America's most European city, Buenos Aires coordinates with Brazilian markets in the same timezone.
The Teatro Colón is considered one of the best opera houses in the world for acoustics.
Everything You Need to Know About Vietnam and Buenos Aires Time
Vietnam runs on Indochina Time (ICT) at UTC+07:00. Buenos Aires runs on Argentina Standard Time (ART) at UTC-03:00. That puts Vietnam 10 hours behind Buenos Aires — a difference of -10h at the current offsets.
In practice, when it is 9:00 AM in Vietnam it is 11:00 PM in Buenos Aires on the previous day. Midnight in Vietnam is 2:00 PM in Buenos Aires. Neither zone observes daylight saving time, so the offset between them stays constant all year.
Vietnam to Buenos Aires time conversion table
| Vietnam (ICT) | Buenos Aires (ART) | 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 Buenos Aires time
- Scheduling a call from Vietnam to Buenos Aires: a 10:00 AM start in Vietnam lands at 12:00 AM in Buenos Aires, so you can confirm the slot without doing the arithmetic yourself.
- Handling a -10h gap: Vietnam and Buenos Aires 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 Buenos Aires is 11:00 PM in Vietnam.
- Booking travel or deliveries: tracking Buenos Aires local time against Vietnam keeps pickup windows and arrival estimates honest across the -10h offset.
- 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 Buenos Aires does.
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 ART (Argentina Time)
Argentina Time (ART) is the time zone used throughout Argentina. Argentina does not observe daylight saving time. ART shares the same offset as Brasilia Time (BRT) and Uruguay's UYT.
Best time to call between Vietnam and Buenos Aires
With a -10h offset there is no overlap inside a normal 9 AM – 5 PM day. Buenos Aires opens at 9:00 AM ART, 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 Buenos Aires 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 Buenos Aires (ICT UTC+07:00 → ART 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.
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 Buenos Aires?
Vietnam (ICT, UTC+07:00) is 10 hours behind Buenos Aires (ART, UTC-03:00). The gap is currently -10h.
How do I convert Vietnam time to Buenos Aires time?
Add -10h to Vietnam local time. For example, 9:00 AM in Vietnam is 11:00 PM in Buenos Aires (previous day).
What time is it in Buenos Aires right now?
Buenos Aires uses ART 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 Buenos Aires 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 Buenos Aires.
Which is behind, Vietnam or Buenos Aires?
Vietnam is 10 hours behind Buenos Aires. When it is 12:00 PM in Vietnam it is 2:00 AM in Buenos Aires.
Do Vietnam and Buenos Aires use different time zones?
Vietnam (Vietnam) uses ICT at UTC+07:00, while Buenos Aires (Argentina) uses ART at UTC-03:00. The IANA identifiers are Asia/Ho_Chi_Minh and America/Buenos_Aires.
Does daylight saving time affect the Vietnam–Buenos Aires difference?
Neither zone observes daylight saving time, so the -10h offset between Vietnam and Buenos Aires is fixed all year.
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 Buenos Aires?
Not normally. The -10h gap only pushes the date over the previous day.
What is the time difference between Vietnam and Buenos Aires?
Buenos Aires is -10h from Vietnam.
What timezone is Vietnam in?
Vietnam operates on its local timezone.
What timezone is Buenos Aires in?
Buenos Aires operates on Argentina Time (ART), UTC-3. As South America's most European city, Buenos Aires coordinates with Brazilian markets in the same timezone.
What are the business hours in Buenos Aires?
Standard business hours in Buenos Aires are 9:00 AM - 6:00 PM ART.
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 ART timezone?
Major cities in the ART timezone include Buenos Aires, Córdoba, Rosario, Mendoza, La Plata, Tucumán.
What is the UTC offset for ART?
Argentina Time (ART) is at UTC-03:00.
What should I know about the ART timezone?
Argentina does not observe daylight saving time. Buenos Aires is one of the most visited cities in South America.
When is it midnight in Vietnam, what time is it in Buenos Aires?
When it is 12:00 AM (midnight) in Vietnam (ICT), it is -10h later in Buenos Aires (ART).
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