Bangkok to CLT
-11hBangkok
ICTSOURCECLT
CLTGreen rows indicate typical business hours (9 AM - 5 PM)
ICT and CLT on the World Map
The map below highlights the ICT (Indochina Time) and CLT (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.
About Bangkok
WikipediaBangkok operates on Indochina Time (ICT), UTC+7. As Southeast Asia's largest economy hub, Bangkok bridges East Asian and South Asian business hours.
Bangkok is one of the world's most visited cities, with over 22 million visitors annually.
Bangkok vs CLT: Offsets, DST and Best Call Times
Bangkok runs on Indochina Time (ICT) at UTC+07:00. CLT runs on Chile Standard Time (CLT) at UTC-04:00. That puts Bangkok 11 hours behind CLT — a difference of -11h at the current offsets.
In practice, when it is 9:00 AM in Bangkok it is 10:00 PM in CLT on the previous day. Midnight in Bangkok is 1:00 PM in CLT. Neither zone observes daylight saving time, so the offset between them stays constant all year.
Bangkok to CLT time conversion table
| Bangkok (ICT) | CLT (CLT) | Day |
|---|---|---|
| 12:00 AM | 1:00 PM | previous day |
| 6:00 AM | 7:00 PM | previous day |
| 7:00 AM | 8:00 PM | previous day |
| 8:00 AM | 9:00 PM | previous day |
| 9:00 AM | 10:00 PM | previous day |
| 12:00 PM | 1:00 AM | same day |
| 3:00 PM | 4:00 AM | same day |
| 5:00 PM | 6:00 AM | same day |
| 6:00 PM | 7:00 AM | same day |
| 9:00 PM | 10:00 AM | same day |
Why people convert Bangkok to CLT time
- Scheduling a call from Bangkok to CLT: a 10:00 AM start in Bangkok lands at 11:00 PM in CLT the previous day, so you can confirm the slot without doing the arithmetic yourself.
- Handling a -11h gap: Bangkok and CLT 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 CLT is 10:00 PM in Bangkok.
- Watching a live event or market open: Bangkok viewers need 10:00 PM in CLT to catch a 9:00 AM start there, and 11:00 AM if the event is anchored to Bangkok.
- Always state the zone abbreviation, not just the hour. "3:00 PM ICT" is unambiguous; "3 PM" across a -11h gap is not.
- With a -11h gap there is no shared 9-to-5 window, so alternate the early start: one week Bangkok takes the early slot, the next week CLT 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 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 Bangkok and CLT
With a -11h offset there is no overlap inside a normal 9 AM – 5 PM day. CLT opens at 9:00 AM CLT, which is 10:00 PM in Bangkok, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
Bangkok and CLT have no shared working hours because of the -11h gap. Teams need to alternate early starts or rely on asynchronous handovers.
Bangkok is 11 hours behind CLT (ICT UTC+07:00 → CLT UTC-04:00). 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
Bangkok
Does not observe DST
CLT
☀ 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 Bangkok and CLT?
Bangkok (ICT, UTC+07:00) is 11 hours behind CLT (CLT, UTC-04:00). The gap is currently -11h.
How do I convert Bangkok time to CLT time?
Add -11h to Bangkok local time. For example, 9:00 AM in Bangkok is 10:00 PM in CLT (previous day).
What time is it in CLT right now?
CLT uses CLT at UTC-04:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -11h offset from Bangkok.
What is the best time to call CLT from Bangkok?
There is no shared working-hours window because of the -11h gap. The closest option is 1:00 PM in Bangkok, which is 2:00 AM in CLT.
Which is behind, Bangkok or CLT?
Bangkok is 11 hours behind CLT. When it is 12:00 PM in Bangkok it is 1:00 AM in CLT.
Do Bangkok and CLT use different time zones?
Bangkok (Thailand) uses ICT at UTC+07:00, while CLT uses CLT at UTC-04:00. The IANA identifiers are Asia/Bangkok and America/Santiago.
Does daylight saving time affect the Bangkok–CLT difference?
Neither zone observes daylight saving time, so the -11h offset between Bangkok and CLT is fixed all year.
Which other cities share Bangkok's time zone?
ICT also covers Bangkok, Ho Chi Minh City, Hanoi, Jakarta, Phnom Penh, Vientiane.
Which countries use ICT, Bangkok's zone?
ICT is used in Thailand, Vietnam, Cambodia, Laos, Indonesia (WIB).
Is there a day difference between Bangkok and CLT?
Not normally. The -11h gap only pushes the date over the previous day.
What is the time difference between Bangkok and CLT?
CLT is -11h from Bangkok.
What timezone is Bangkok in?
Bangkok operates on Indochina Time (ICT), UTC+7. As Southeast Asia's largest economy hub, Bangkok bridges East Asian and South Asian business hours.
What timezone is CLT in?
CLT operates on its local timezone.
What are the business hours in Bangkok?
Standard business hours in Bangkok are 8:30 AM - 5:30 PM ICT.
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 Bangkok, what time is it in CLT?
When it is 12:00 AM (midnight) in Bangkok (ICT), it is -11h later in CLT (CLT).
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