Does Riyadh observe daylight saving time?

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

Does Tokyo observe daylight saving time?

No. Tokyo stays on JST (UTC+9) all year, so its clocks don't change.

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

3:00 PM in Tokyo, on the same day.

Riyadh to Tokyo Meeting Planner

Tokyo is 6 hours ahead of Riyadh right now. Their working days overlap for 2 hours today.

Riyadh · Saudi Arabia

8:09 PM

Sat, Oct 17 · AST

Tokyo · Japan

2:09 AM

Sun, Oct 18 · JST

Best Meeting Times Between Riyadh and Tokyo

9:00 AM to 11:00 AM in Riyadh (3:00 PM to 5:00 PM in Tokyo). That's when both cities are inside working hours, 9 AM to 5 PM, giving 2 hours of overlap today.

Who's meeting

2 of 4 places

RiyadhOrganizerSaudi Arabia ·8:09PMnow
TokyoJapan ·2:09AMTomorrow · now

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.

10:00AMBest · OptimalWorking hours in Riyadh (10:00) and Tokyo (16:00).
9:00AMOption 2 · OptimalWorking hours in Riyadh (09:00) and Tokyo (15:00).
1:00PMOption 3 · GoodWorking hours in Riyadh (13:00); just outside working hours in Tokyo (19:00).

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
TokyoUTC+9
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

Riyadh10:00 AM UTC+3Sat, Oct 17
Tokyo4:00 PM UTC+9Sat, Oct 17
UTC2026-10-17 07:00 UTC

What will it cost? Try the meeting cost calculator.

Time difference between Riyadh and Tokyo

Tokyo is 6 hours ahead of Riyadh right now: Tokyo is on JST (UTC+9) and Riyadh on AST (UTC+3). Neither city changes its clocks, so the gap is the same all year.

Time difference between Riyadh and Tokyo over the next 12 months
From	Difference	Why
Now	Tokyo 6 hours ahead	—

Riyadh is on Arabian Standard Time. Tokyo is on Japan Standard Time.

Frequently Asked Questions: Riyadh & Tokyo Scheduling

What is the time difference between Riyadh and Tokyo?: Tokyo is 6 hours ahead of Riyadh right now: Tokyo is on JST (UTC+9) and Riyadh on AST (UTC+3). Neither city changes its clocks, so the gap is the same all year.
What is the best time to schedule a meeting between Riyadh and Tokyo?: 9:00 AM to 11:00 AM in Riyadh (3:00 PM to 5:00 PM in Tokyo). That's when both cities are inside working hours, 9 AM to 5 PM, giving 2 hours of overlap today.
Does Riyadh observe daylight saving time?: No. Riyadh stays on AST (UTC+3) all year, so its clocks don't change.
Does Tokyo observe daylight saving time?: No. Tokyo stays on JST (UTC+9) all year, so its clocks don't change.
What time is it in Tokyo when it's 9 AM in Riyadh?: 3:00 PM in Tokyo, on the same day.

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