What is the time difference between Riyadh and Sydney?

Sydney is 7 hours ahead of Riyadh. 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 Riyadh?

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

Does Riyadh observe daylight saving time?

No. Riyadh stays on UTC+3 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 Riyadh, what time is it in Sydney?

It is 19:00 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 Riyadh and Sydney use?

Riyadh uses Asia/Riyadh, currently UTC+3, 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 Riyadh time to Sydney time

Sydney is 7 hours ahead of Riyadh right now, so midday in Riyadh lands in the evening 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

Every hour of a day in Riyadh, and what the clock reads in Sydney at that same moment.

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

Daylight saving time

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

Riyadh

Does not observe daylight saving time

Standard: UTC+3

Sydney

Observes daylight saving time

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

When you can actually talk

You have 2 hours of shared working time: 09:00–11:00 in Riyadh, which is 16:00–18:00 in Sydney.

Riyadh 09:00–11:00Sydney 16:00–18:00

Reference

The zone identifiers and offsets behind everything above.

	Riyadh	Sydney
IANA zone	Asia/Riyadh	Australia/Sydney
Abbreviation	UTC+3	AEST
Standard offset	UTC+3	UTC+10
Daylight offset	—	UTC+11
Clock changes this year	0	2
Country	Saudi Arabia	Australia

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

Common questions

What is the time difference between Riyadh and Sydney?: Sydney is 7 hours ahead of Riyadh. 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 Riyadh?: Between 09:00–11:00 in Riyadh, which is 16:00–18:00 in Sydney. That is the only stretch where both cities are inside a 09:00–18:00 day.
Does Riyadh observe daylight saving time?: No. Riyadh stays on UTC+3 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 Riyadh, what time is it in Sydney?: It is 19:00 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 Riyadh and Sydney use?: Riyadh uses Asia/Riyadh, currently UTC+3, and Sydney uses Australia/Sydney, currently UTC+10 (AEST). Those identifiers are the ones to use in code — abbreviations are ambiguous and offsets change.