Does Riyadh observe daylight saving time?

No. Riyadh stays on AST (UTC+3) all year, so its clocks don't change.

Does Sydney observe daylight saving time?

Yes. Sydney is on AEDT (UTC+11) now, and its clocks go back 1 hour on Sun, Apr 4, 2027, to AEST (UTC+10).

What time is it in Sydney when it's 9 AM in Riyadh?

5:00 PM in Sydney, on the same day.

Riyadh to Sydney Meeting Planner

Sydney is 8 hours ahead of Riyadh right now. Their working days don't overlap today.

Riyadh · Saudi Arabia

3:18 PM

Sat, Oct 17 · AST

Sydney · Australia

11:18 PM

Sat, Oct 17 · AEDT · summer time

Best Meeting Times Between Riyadh and Sydney

No time falls inside working hours (9 AM to 5 PM) in both cities. The closest is 11:00 AM in Riyadh, which is 7:00 PM in Sydney; consider splitting into two shorter meetings or shifting someone's hours.

Who's meeting

2 of 4 places

RiyadhOrganizerSaudi Arabia ·3:18PMnow
SydneyAustralia ·· summer time11:18PMnow

Add a city

Add up to 4 places by city, country, time zone or abbreviation, like Tokyo, India or JST. Press "/" to jump here.

Date in Riyadh

Working hours, everywhere

Best times to meet

Saturday, October 17, 2026, in Riyadh time.

11:00AMBest · GoodWorking hours in Riyadh (11:00); just outside working hours in Sydney (19:00).
10:00AMOption 2 · GoodWorking hours in Riyadh (10:00); just outside working hours in Sydney (18:00).
9:00AMOption 3 · GoodWorking hours in Riyadh (09:00); just outside working hours in Sydney (17:00).

The whole day

Pick any slot in the Fit row, or use the arrow keys there, to make it the meeting time.

Each column is a one-hour slot of the first place's day. The Fit row grades how well the slot suits everyone; each row shows the local time and whether it's working hours there.
Fit
RiyadhUTC+3
SydneyAEDT
UTC	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20

Working hours (09–17)Just outside (07–09, 17–20)Late evening (20–23)NightFit: optimal, good, possible, poor

Your meeting

Riyadh11:00 AM UTC+3Sat, Oct 17
Sydney7:00 PM AEDTSat, Oct 17
UTC2026-10-17 08:00 UTC

What will it cost? Try the meeting cost calculator.

Time difference between Riyadh and Sydney

Sydney is 8 hours ahead of Riyadh right now: Sydney is on AEDT (UTC+11) and Riyadh on AST (UTC+3). That changes on Sun, Apr 4, 2027, when clocks go back in Sydney: then Sydney is 7 hours ahead of Riyadh.

Time difference between Riyadh and Sydney over the next 12 months
From	Difference	Why
Now	Sydney 8 hours ahead	—
Sun, Apr 4, 2027	Sydney 7 hours ahead	Clocks go back in Sydney
Sun, Oct 3, 2027	Sydney 8 hours ahead	Clocks go forward in Sydney

Riyadh is on Arabian Standard Time. Sydney is on Australian Eastern Standard Time.

Frequently Asked Questions: Riyadh & Sydney Scheduling

What is the time difference between Riyadh and Sydney?: Sydney is 8 hours ahead of Riyadh right now: Sydney is on AEDT (UTC+11) and Riyadh on AST (UTC+3). That changes on Sun, Apr 4, 2027, when clocks go back in Sydney: then Sydney is 7 hours ahead of Riyadh.
What is the best time to schedule a meeting between Riyadh and Sydney?: No time falls inside working hours (9 AM to 5 PM) in both cities. The closest is 11:00 AM in Riyadh, which is 7:00 PM in Sydney; consider splitting into two shorter meetings or shifting someone's hours.
Does Riyadh observe daylight saving time?: No. Riyadh stays on AST (UTC+3) all year, so its clocks don't change.
Does Sydney observe daylight saving time?: Yes. Sydney is on AEDT (UTC+11) now, and its clocks go back 1 hour on Sun, Apr 4, 2027, to AEST (UTC+10).
What time is it in Sydney when it's 9 AM in Riyadh?: 5:00 PM in Sydney, on the same day.

Or see every city pair, or plan with more places in the meeting planner.