What is the time difference between Perth and Sydney?

Sydney is 2 hours ahead of Perth. That figure is current — it changes by an hour when either city starts or ends daylight saving, and the exact dates are listed above.

When is the best time to call Sydney from Perth?

Between 09:00–16:00 in Perth, which is 11:00–18:00 in Sydney. That is the only stretch where both cities are inside a 09:00–18:00 day.

Does Perth observe daylight saving time?

No. Perth stays on UTC+8 all year, so its clocks never move.

Does Sydney observe daylight saving time?

Yes. Sydney runs on UTC+10 in winter and UTC+11 in summer. The next change is on 2026-10-04, when clocks go forward by 60 minutes.

If it is midday in Perth, what time is it in Sydney?

It is 14:00 in Sydney, on the same calendar date. That holds for the current offsets; it shifts by an hour around the daylight saving dates listed above.

Which time zones do Perth and Sydney use?

Perth uses Australia/Perth, currently UTC+8 (AWST), and Sydney uses Australia/Sydney, currently UTC+10 (AEST). Those identifiers are the ones to use in code — abbreviations are ambiguous and offsets change.

Convert Perth time to Sydney time

Sydney is 2 hours ahead of Perth right now, so midday in Perth lands in the afternoon in Sydney.

Convert a time

From

Date

Time

Converted time

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The converter needs JavaScript to run. Everything below — offsets, daylight saving dates and the hour-by-hour table — is part of the page and works without it.

Hour by hour

The whole day mapped across: read down the left for Perth, across for Sydney.

Perth	Sydney
00:00	02:00
01:00	03:00
02:00	04:00
03:00	05:00
04:00	06:00
05:00	07:00
06:00	08:00
07:00	09:00
08:00	10:00
09:00	11:00
10:00	12:00
11:00	13:00
12:00	14:00
13:00	15:00
14:00	16:00
15:00	17:00
16:00	18:00
17:00	19:00
18:00	20:00
19:00	21:00
20:00	22:00
21:00	23:00
22:00	00:00next day
23:00	01:00next day

Daylight saving time

Sydney changes its clocks; Perth does not. The difference between them therefore shifts by an hour twice a year.

Perth

Does not observe daylight saving time

Standard: UTC+8

Sydney

Observes daylight saving time

Standard: UTC+10
Daylight: UTC+11
Next change: 2026-10-04 +60m

When you can actually talk

You have 7 hours of shared working time: 09:00–16:00 in Perth, which is 11:00–18:00 in Sydney.

Perth 09:00–16:00Sydney 11:00–18:00

Reference

The zone identifiers and offsets behind everything above.

	Perth	Sydney
IANA zone	Australia/Perth	Australia/Sydney
Abbreviation	AWST	AEST
Standard offset	UTC+8	UTC+10
Daylight offset	—	UTC+11
Clock changes this year	0	2
Country	Australia	Australia

Example, not the current time. Live times appear once the page loads.

Common questions

What is the time difference between Perth and Sydney?: Sydney is 2 hours ahead of Perth. That figure is current — it changes by an hour when either city starts or ends daylight saving, and the exact dates are listed above.
When is the best time to call Sydney from Perth?: Between 09:00–16:00 in Perth, which is 11:00–18:00 in Sydney. That is the only stretch where both cities are inside a 09:00–18:00 day.
Does Perth observe daylight saving time?: No. Perth stays on UTC+8 all year, so its clocks never move.
Does Sydney observe daylight saving time?: Yes. Sydney runs on UTC+10 in winter and UTC+11 in summer. The next change is on 2026-10-04, when clocks go forward by 60 minutes.
If it is midday in Perth, what time is it in Sydney?: It is 14:00 in Sydney, on the same calendar date. That holds for the current offsets; it shifts by an hour around the daylight saving dates listed above.
Which time zones do Perth and Sydney use?: Perth uses Australia/Perth, currently UTC+8 (AWST), and Sydney uses Australia/Sydney, currently UTC+10 (AEST). Those identifiers are the ones to use in code — abbreviations are ambiguous and offsets change.