CLT to Tokyo
+13hCLT
CLTSOURCETokyo
JSTGreen rows indicate typical business hours (9 AM - 5 PM)
CLT and JST on the World Map
The map below highlights the CLT (Chile Standard Time) and JST (Japan Standard Time) timezone regions across the globe.
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.
JST – Japan Standard Time
UTC+09:00Japan Standard Time (JST) is the time zone for Japan, 9 hours ahead of UTC.
- •Japan does not observe daylight saving time.
- •Tokyo is the most populous metropolitan area in the world.
- •The Tokyo Stock Exchange operates from 9:00 AM to 3:00 PM JST.
- •JST is 14 hours ahead of EST and 9 hours ahead of GMT.
About Tokyo
WikipediaTokyo operates on Japan Standard Time (JST), which is 14 hours ahead of New York. As Asia's largest financial hub, Tokyo trading hours are crucial for global markets.
The Tokyo subway system moves approximately 8.7 million passengers daily.
Comparing Time Zones: CLT and Tokyo
CLT runs on Chile Standard Time (CLT) at UTC-04:00. Tokyo runs on Japan Standard Time (JST) at UTC+09:00. That puts CLT 13 hours ahead of Tokyo — a difference of +13h at the current offsets.
In practice, when it is 9:00 AM in CLT it is 10:00 PM in Tokyo. Midnight in CLT is 1:00 PM in Tokyo. Neither zone observes daylight saving time, so the offset between them stays constant all year.
CLT to Tokyo time conversion table
| CLT (CLT) | Tokyo (JST) | Day |
|---|---|---|
| 12:00 AM | 1:00 PM | same day |
| 6:00 AM | 7:00 PM | same day |
| 7:00 AM | 8:00 PM | same day |
| 8:00 AM | 9:00 PM | same day |
| 9:00 AM | 10:00 PM | same day |
| 12:00 PM | 1:00 AM | next day |
| 3:00 PM | 4:00 AM | next day |
| 5:00 PM | 6:00 AM | next day |
| 6:00 PM | 7:00 AM | next day |
| 9:00 PM | 10:00 AM | next day |
Why people convert CLT to Tokyo time
- Scheduling a call from CLT to Tokyo: a 10:00 AM start in CLT lands at 11:00 PM in Tokyo, so you can confirm the slot without doing the arithmetic yourself.
- Handling a +13h gap: CLT and Tokyo 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 Tokyo is 10:00 PM in CLT.
- Booking travel or deliveries: tracking Tokyo local time against CLT keeps pickup windows and arrival estimates honest across the +13h offset.
- Always state the zone abbreviation, not just the hour. "3:00 PM CLT" is unambiguous; "3 PM" across a +13h gap is not.
- With a +13h gap there is no shared 9-to-5 window, so alternate the early start: one week CLT takes the early slot, the next week Tokyo does.
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.
About JST (Japan Standard Time)
Japan Standard Time (JST) is the standard time zone for all of Japan. Japan does not observe daylight saving time. JST is 9 hours ahead of UTC and 14 hours ahead of EST. The Tokyo Stock Exchange, the world's third largest by market capitalization, operates on JST. South Korea uses the same offset (KST) but it is a distinct time zone.
Best time to call between CLT and Tokyo
With a +13h offset there is no overlap inside a normal 9 AM – 5 PM day. Tokyo opens at 9:00 AM JST, which is 10:00 PM in CLT, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
CLT and Tokyo have no shared working hours because of the +13h gap. Teams need to alternate early starts or rely on asynchronous handovers.
CLT is 13 hours ahead of Tokyo (CLT UTC-04:00 → JST UTC+09:00). 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
CLT
☀ Currently in DST
Standard: UTC-04:00 · DST: UTC-03:00
Clocks fall back on Sun, Apr 4, 2027
Tokyo
Does not observe DST
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 CLT and Tokyo?
CLT (CLT, UTC-04:00) is 13 hours ahead of Tokyo (JST, UTC+09:00). The gap is currently +13h.
How do I convert CLT time to Tokyo time?
Add +13h to CLT local time. For example, 9:00 AM in CLT is 10:00 PM in Tokyo.
What time is it in Tokyo right now?
Tokyo uses JST at UTC+09:00. Use the live converter at the top of this page — it updates in real time and already accounts for the +13h offset from CLT.
What is the best time to call Tokyo from CLT?
There is no shared working-hours window because of the +13h gap. The closest option is 1:00 PM in CLT, which is 2:00 AM in Tokyo.
Which is ahead, CLT or Tokyo?
CLT is 13 hours ahead of Tokyo. When it is 12:00 PM in CLT it is 1:00 AM in Tokyo.
Do CLT and Tokyo use different time zones?
CLT uses CLT at UTC-04:00, while Tokyo (Japan) uses JST at UTC+09:00. The IANA identifiers are America/Santiago and Asia/Tokyo.
Does daylight saving time affect the CLT–Tokyo difference?
Neither zone observes daylight saving time, so the +13h offset between CLT and Tokyo is fixed all year.
Which other cities share CLT's time zone?
CLT also covers Santiago, Valparaíso, Concepción, Viña del Mar, Antofagasta.
Which countries use CLT, CLT's zone?
CLT is used in Chile.
Is there a day difference between CLT and Tokyo?
Sometimes. The +13h gap is large enough that 8:00 PM or later in CLT already falls on the next day in Tokyo.
What is the time difference between CLT and Tokyo?
Tokyo is +13h from CLT.
What timezone is CLT in?
CLT operates on its local timezone.
What timezone is Tokyo in?
Tokyo operates on Japan Standard Time (JST), which is 14 hours ahead of New York. As Asia's largest financial hub, Tokyo trading hours are crucial for global markets.
What are the business hours in Tokyo?
Standard business hours in Tokyo are 9:00 AM - 6:00 PM JST.
Which countries use CLT (Chile Standard Time)?
CLT is used in Chile.
Does CLT observe daylight saving time?
Yes, CLT switches to CLST during summer months.
What are some interesting facts about CLT?
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.
Which cities are in the JST timezone?
Major cities in the JST timezone include Tokyo, Osaka, Yokohama, Nagoya, Sapporo, Kyoto, Kobe, Fukuoka.
What is the UTC offset for JST?
Japan Standard Time (JST) is at UTC+09:00.
What should I know about the JST timezone?
Japan does not observe daylight saving time. Tokyo is the most populous metropolitan area in the world.
When is it midnight in CLT, what time is it in Tokyo?
When it is 12:00 AM (midnight) in CLT (CLT), it is +13h later in Tokyo (JST).
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