Sydney to Singapore
-2hSydney
AESTSOURCESingapore
SGTGreen rows indicate typical business hours (9 AM - 5 PM)
AEST and SGT on the World Map
The map below highlights the AEST (Australian Eastern Standard Time) and SGT (Singapore 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.
SGT – Singapore Standard Time
UTC+08:00Singapore Standard Time (SGT) is the time zone for Singapore, 8 hours ahead of UTC.
- •Singapore uses UTC+08:00 despite being at about 104°E longitude (closer to UTC+07:00).
- •Singapore does not observe daylight saving time.
- •The Singapore Exchange (SGX) operates on SGT.
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.
About Singapore
WikipediaSingapore Standard Time (SGT) is 8 hours ahead of GMT. As Asia's leading financial hub, Singapore bridges business hours between Europe and Australia.
The city-state has the world's highest percentage of millionaires, with 1 in 6 households.
Understanding the -2h Gap: Sydney vs Singapore
Sydney runs on Australian Eastern Standard Time (AEST) at UTC+10:00. Singapore runs on Singapore Standard Time (SGT) at UTC+08:00. That puts Sydney 2 hours behind Singapore — a difference of -2h at the current offsets.
In practice, when it is 9:00 AM in Sydney it is 7:00 AM in Singapore. Midnight in Sydney is 10:00 PM in Singapore. Neither zone observes daylight saving time, so the offset between them stays constant all year.
Sydney to Singapore time conversion table
| Sydney (AEST) | Singapore (SGT) | Day |
|---|---|---|
| 12:00 AM | 10:00 PM | previous day |
| 6:00 AM | 4:00 AM | same day |
| 7:00 AM | 5:00 AM | same day |
| 8:00 AM | 6:00 AM | same day |
| 9:00 AM | 7:00 AM | same day |
| 12:00 PM | 10:00 AM | same day |
| 3:00 PM | 1:00 PM | same day |
| 5:00 PM | 3:00 PM | same day |
| 6:00 PM | 4:00 PM | same day |
| 9:00 PM | 7:00 PM | same day |
Why people convert Sydney to Singapore time
- Scheduling a call from Sydney to Singapore: a 10:00 AM start in Sydney lands at 8:00 AM in Singapore, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both Sydney and Singapore are inside the 9-to-5 working day between 11:00 AM and 5:00 PM AEST time (9:00 AM–3:00 PM SGT). That is roughly 6 hours of usable overlap.
- Booking travel or deliveries: tracking Singapore local time against Sydney keeps pickup windows and arrival estimates honest across the -2h offset.
- Always state the zone abbreviation, not just the hour. "3:00 PM AEST" is unambiguous; "3 PM" across a -2h gap is not.
- Block 11:00 AM–5:00 PM AEST as the recurring meeting window if you work primarily from Sydney and need Singapore colleagues present.
- Sydney: Clocks spring forward on Sat, Oct 3, 2026. Re-check this page after that date because the offset changes and so does the -2h 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 SGT (Singapore Standard Time)
Singapore Standard Time (SGT) is used in Singapore year-round. Singapore does not observe daylight saving time. Despite being geographically close to the UTC+07:00 zone, Singapore uses UTC+08:00 to align with major trading partners like China, Hong Kong, and Malaysia. Singapore is a major global financial hub.
Best time to call between Sydney and Singapore
Both Sydney and Singapore sit inside the 9 AM – 5 PM working day between 11:00 AM–5:00 PM AEST, which is 9:00 AM–3:00 PM SGT. That gives roughly 6 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
Sydney and Singapore share 6 hours of working-hours overlap (11:00 AM–5:00 PM AEST), so scheduling a live meeting is straightforward.
Sydney is 2 hours behind Singapore (AEST UTC+10:00 → SGT UTC+08:00). The shared working window is 11:00 AM–5:00 PM AEST. 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
Singapore
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 Sydney and Singapore?
Sydney (AEST, UTC+10:00) is 2 hours behind Singapore (SGT, UTC+08:00). The gap is currently -2h.
How do I convert Sydney time to Singapore time?
Add -2h to Sydney local time. For example, 9:00 AM in Sydney is 7:00 AM in Singapore.
What time is it in Singapore right now?
Singapore uses SGT at UTC+08:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -2h offset from Sydney.
What is the best time to call Singapore from Sydney?
Call between 11:00 AM and 5:00 PM AEST — that maps to 9:00 AM–3:00 PM SGT and keeps both parties inside the working day.
Which is behind, Sydney or Singapore?
Sydney is 2 hours behind Singapore. When it is 12:00 PM in Sydney it is 10:00 AM in Singapore.
Do Sydney and Singapore use different time zones?
Sydney (Australia) uses AEST at UTC+10:00, while Singapore (Singapore) uses SGT at UTC+08:00. The IANA identifiers are Australia/Sydney and Asia/Singapore.
Does daylight saving time affect the Sydney–Singapore difference?
Neither zone observes daylight saving time, so the -2h offset between Sydney and Singapore 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 Singapore?
Not normally. The -2h gap only pushes the date over the previous day.
What is the time difference between Sydney and Singapore?
Singapore is -2h 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 Singapore in?
Singapore Standard Time (SGT) is 8 hours ahead of GMT. As Asia's leading financial hub, Singapore bridges business hours between Europe and Australia.
What are the business hours in Sydney?
Standard business hours in Sydney are 9:00 AM - 5:00 PM AEST.
What are the business hours in Singapore?
Standard business hours in Singapore are 9:00 AM - 6:00 PM SGT.
What is the best time to schedule a call between Sydney and Singapore?
The best overlap for a call is when both cities are in business hours. Sydney works 9:00 AM - 5:00 PM AEST and Singapore works 9:00 AM - 6:00 PM SGT (-2h difference). Try scheduling during the overlapping window for maximum convenience.
What currencies are used in Sydney and Singapore?
Sydney uses AUD (A$) while Singapore uses SGD (S$). Check current exchange rates when planning travel or business between these cities.
How do Sydney and Singapore compare in size?
Sydney has a population of approximately 5.4 million (metro: 5.4 million), while Singapore has approximately 5.5 million (metro: 5.9 million).
What are the major landmarks in Sydney and Singapore?
Sydney is known for Sydney Opera House, Sydney Harbour Bridge, Bondi Beach. Singapore is famous for Marina Bay Sands, Gardens by the Bay, Merlion.
Do Sydney and Singapore have stock exchanges?
Yes. Sydney has the ASX (Australian Securities Exchange) and Singapore has the SGX (Singapore Exchange). The -2h time difference affects trading hour overlaps between these exchanges.
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 SGT timezone?
Major cities in the SGT timezone include Singapore.
What is the UTC offset for SGT?
Singapore Standard Time (SGT) is at UTC+08:00.
What should I know about the SGT timezone?
Singapore uses UTC+08:00 despite being at about 104°E longitude (closer to UTC+07:00). Singapore does not observe daylight saving time.
When is it midnight in Sydney, what time is it in Singapore?
When it is 12:00 AM (midnight) in Sydney (AEST), it is -2h later in Singapore (SGT).
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