Australian Eastern Standard Time (aest) is used in Australia. The IANA timezone identifier is Australia/Brisbane.

SYDNEY to AEST Time Converter

Q: Where is sydney used?

SYDNEY (Sydney) (sydney) is used in Australia. The IANA timezone identifier is Australia/Sydney.

SYDNEY (Sydney) → Australian Eastern Standard Time

SYDNEY = UTC+10AEST = UTC+10

ClockinSync

BASE

09:00

Work Clients Team +

00:0006:0012:0018:0024:00

AEST (Brisbane)

Australia · UTC±0

09:00

London

United Kingdom · -9h

00:00

New York

USA · -14h

19:00-1 day

Tokyo

Japan · -1h

08:00

Dubai

United Arab Emirates · -6h

03:00

Time difference: Sydney and AEST (Brisbane)

Sydney and AEST (Brisbane) are in the same timezone. When it's noon in Sydney, it's 12:00 in AEST (Brisbane).

Sydney observes Australia/Sydney and AEST (Brisbane) observes Australia/Brisbane — a 0 hours gap between them.

Business hours comparison

Both Sydney and AEST (Brisbane) are simultaneously in business hours for 8 hours per day (assuming standard 9:00–17:00 working hours).

00:0006:0012:0018:0024:00

Sydney

AEST (Brisbane)

Overlap (8h)

Meeting time recommendations

Sydney and AEST (Brisbane) share 8 hours of business hours overlap daily. Showing the 3 most balanced slots — see the time table below for the full window.

09:00 Sydney / 09:00 Brisbane✓ Both working

10:00 Sydney / 10:00 Brisbane✓ Both working

11:00 Sydney / 11:00 Brisbane✓ Both working

Assumes a standard 9 AM–5 PM workday in each location's local timezone.

Public holidays this year

⚡ Upcoming holidays in both locations, confirm with your contact before booking.

Sydney7 holidays

Aug 3Picnic Day

Sep 28King's Birthday

Oct 5Labour Day

Oct 5King's Birthday

Nov 3Melbourne Cup

AEST (Brisbane)7 holidays

Aug 3Picnic Day

Sep 28King's Birthday

Oct 5Labour Day

Oct 5King's Birthday

Nov 3Melbourne Cup

Sydney and AEST (Brisbane) — practical scheduling

Teams in Sydney (Australia) and AEST (Brisbane) (Australia) face a 0-hour time difference day to day. A 8-hour shared business hours window makes real-time meetings feasible for both sides within their normal working day.

💡 Practical scheduling guidelines

✅

Schedule at 09:00–10:00 (Sydney) for a 09:00–10:00 slot in AEST (Brisbane) — the sweet spot where both teams are working.

✅

Schedule at 10:00–11:00 (Sydney) for a 10:00–11:00 slot in AEST (Brisbane) — the sweet spot where both teams are working.

✅

Schedule at 11:00–12:00 (Sydney) for a 11:00–12:00 slot in AEST (Brisbane) — the sweet spot where both teams are working.

Recurring meetings are particularly vulnerable to DST shifts. The ClockinSync Chrome Extension alerts you before the offset changes.

Install ClockinSync Free →

Drag the slider at the top to convert any Sydney time instantly. You can also type natural language like "3pm", "15:00", or a location name to get an immediate answer.

SYDNEY (Sydney) ↔ AEST (Brisbane)

8h of business hours overlap daily (09:00–17:00)

SYDNEY (Sydney)

AEST (Brisbane)

00:00

01:00

02:00

03:00

04:00

05:00

06:00

07:00

08:00

09:00Working

10:00Working

11:00Working

12:00Working

13:00Working

14:00Working

15:00Working

16:00Working

17:00

18:00

19:00

20:00

21:00

22:00

23:00

Working hours: 09:00–17:00 local. Green = both working. Purple = one side only.

Frequently Asked Questions

What is the difference between sydney and aest?

SYDNEY (Sydney) (sydney) is UTC+10 and Australian Eastern Standard Time (aest) is UTC+10. The difference between them is 0 hours.

Where is sydney used?

SYDNEY (Sydney) (sydney) is used in Australia and surrounding regions. The IANA timezone identifier is Australia/Sydney.

Where is aest used?

Australian Eastern Standard Time (aest) is used in Australia and surrounding regions. The IANA timezone identifier is Australia/Brisbane.

How do I convert sydney to aest?

Use the interactive converter above. Drag the time slider to any sydney time and the aest equivalent updates instantly. You can also type a time like "3pm" or "15:00" in the input bar.

Popular SYDNEY conversions

SYDNEY → London SYDNEY → New York SYDNEY → Tokyo SYDNEY → Dubai SYDNEY → Paris SYDNEY → Berlin SYDNEY → Singapore SYDNEY → Los Angeles SYDNEY → Toronto SYDNEY → Mumbai

Popular AEST conversions

London → AEST New York → AEST Tokyo → AEST Dubai → AEST Sydney → AEST Paris → AEST Berlin → AEST Singapore → AEST Los Angeles → AEST Toronto → AEST