Sydney to CLT
-14hSydney
AESTSOURCECLT
CLTGreen rows indicate typical business hours (9 AM - 5 PM)
AEST and CLT on the World Map
The map below highlights the AEST (Australian Eastern Standard Time) and CLT (Chile Standard Time) timezone regions across the globe.
AEST – Australian Eastern Standard Time
UTC+10:00Australian Eastern Standard Time (AEST) covers eastern Australia, 10 hours ahead of UTC.
- •Queensland does not observe daylight saving time, staying on AEST year-round.
- •Sydney and Melbourne switch to AEDT (UTC+11:00) in summer.
- •The Australian Securities Exchange (ASX) operates on AEST/AEDT.
- •AEST is 15 hours ahead of EST during winter.
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 Sydney
WikipediaSydney operates on Australian Eastern Standard Time (AEST/AEDT). As Australia's financial capital, Sydney opens global markets at the start of the business day.
Sydney is one of the first major cities to welcome the New Year.
Everything You Need to Know About Sydney and CLT Time
Sydney runs on Australian Eastern Standard Time (AEST) at UTC+10:00. CLT runs on Chile Standard Time (CLT) at UTC-04:00. That puts Sydney 14 hours behind CLT — a difference of -14h at the current offsets.
In practice, when it is 9:00 AM in Sydney it is 7:00 PM in CLT on the previous day. Midnight in Sydney is 10:00 AM in CLT. Neither zone observes daylight saving time, so the offset between them stays constant all year.
Sydney to CLT time conversion table
| Sydney (AEST) | CLT (CLT) | Day |
|---|---|---|
| 12:00 AM | 10:00 AM | previous day |
| 6:00 AM | 4:00 PM | previous day |
| 7:00 AM | 5:00 PM | previous day |
| 8:00 AM | 6:00 PM | previous day |
| 9:00 AM | 7:00 PM | previous day |
| 12:00 PM | 10:00 PM | previous day |
| 3:00 PM | 1:00 AM | same day |
| 5:00 PM | 3:00 AM | same day |
| 6:00 PM | 4:00 AM | same day |
| 9:00 PM | 7:00 AM | same day |
Why people convert Sydney to CLT time
- Scheduling a call from Sydney to CLT: a 10:00 AM start in Sydney lands at 8:00 PM in CLT the previous day, so you can confirm the slot without doing the arithmetic yourself.
- Handling a -14h gap: Sydney 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 7:00 PM in Sydney.
- Keeping family and friends in sync: knowing that 8:00 PM in Sydney is 6:00 AM in CLT makes it easy to avoid calling at 3 AM.
- Always state the zone abbreviation, not just the hour. "3:00 PM AEST" is unambiguous; "3 PM" across a -14h gap is not.
- With a -14h gap there is no shared 9-to-5 window, so alternate the early start: one week Sydney takes the early slot, the next week CLT does.
- Sydney: Clocks spring forward on Sat, Oct 3, 2026. Re-check this page after that date because the offset changes and so does the -14h gap.
About AEST (Australian Eastern Standard Time)
Australian Eastern Standard Time (AEST) is used in the eastern states of Australia including New South Wales, Victoria, Queensland, Tasmania, and the ACT. During summer (October to April), NSW, VIC, TAS, and ACT switch to Australian Eastern Daylight Time (AEDT, UTC+11:00), while Queensland remains on AEST year-round.
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 Sydney and CLT
With a -14h offset there is no overlap inside a normal 9 AM – 5 PM day. CLT opens at 9:00 AM CLT, which is 7:00 PM in Sydney, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
Sydney and CLT have no shared working hours because of the -14h gap. Teams need to alternate early starts or rely on asynchronous handovers.
Sydney is 14 hours behind CLT (AEST UTC+10:00 → 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
Sydney
❄ Currently in Standard Time
Standard: UTC+10:00 · DST: UTC+11:00
Clocks spring forward on Sat, Oct 3, 2026
CLT
☀ Currently in DST
Standard: UTC-04:00 · DST: UTC-03:00
Clocks fall back on Sun, Apr 4, 2027
⚠ These locations are currently in different DST states, so the time difference may change when clocks adjust.
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 Sydney and CLT?
Sydney (AEST, UTC+10:00) is 14 hours behind CLT (CLT, UTC-04:00). The gap is currently -14h.
How do I convert Sydney time to CLT time?
Add -14h to Sydney local time. For example, 9:00 AM in Sydney is 7:00 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 -14h offset from Sydney.
What is the best time to call CLT from Sydney?
There is no shared working-hours window because of the -14h gap. The closest option is 1:00 PM in Sydney, which is 11:00 PM in CLT.
Which is behind, Sydney or CLT?
Sydney is 14 hours behind CLT. When it is 12:00 PM in Sydney it is 10:00 PM in CLT.
Do Sydney and CLT use different time zones?
Sydney (Australia) uses AEST at UTC+10:00, while CLT uses CLT at UTC-04:00. The IANA identifiers are Australia/Sydney and America/Santiago.
Does daylight saving time affect the Sydney–CLT difference?
Neither zone observes daylight saving time, so the -14h offset between Sydney and CLT is fixed all year.
Which other cities share Sydney's time zone?
AEST also covers Sydney, Melbourne, Brisbane, Canberra, Hobart, Gold Coast.
Which countries use AEST, Sydney's zone?
AEST is used in Australia (NSW, VIC, QLD, TAS, ACT), Papua New Guinea.
Is there a day difference between Sydney and CLT?
Sometimes. The -14h gap is large enough that 8:00 PM or later in Sydney already falls on the in CLT.
What is the time difference between Sydney and CLT?
CLT is -14h from Sydney.
What timezone is Sydney in?
Sydney operates on Australian Eastern Standard Time (AEST/AEDT). As Australia's financial capital, Sydney opens global markets at the start of the business day.
What timezone is CLT in?
CLT operates on its local timezone.
What are the business hours in Sydney?
Standard business hours in Sydney are 9:00 AM - 5:00 PM AEST.
Which countries use AEST (Australian Eastern Standard Time)?
AEST is used in Australia (NSW, VIC, QLD, TAS, ACT), Papua New Guinea.
Does AEST observe daylight saving time?
Yes, AEST switches to AEDT during summer months.
What are some interesting facts about AEST?
Queensland does not observe daylight saving time, staying on AEST year-round. Sydney and Melbourne switch to AEDT (UTC+11:00) in summer.
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 Sydney, what time is it in CLT?
When it is 12:00 AM (midnight) in Sydney (AEST), it is -14h later in CLT (CLT).
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