Does London observe daylight saving time?

Yes. London is on BST (UTC+1) now, and its clocks go back 1 hour on Sun, Oct 25, to GMT (UTC+0).

Does Riyadh observe daylight saving time?

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

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

11:00 AM in Riyadh, on the same day.

London to Riyadh Meeting Planner

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

London · United Kingdom

11:22 AM

Sat, Oct 17 · BST · summer time

Riyadh · Saudi Arabia

1:22 PM

Sat, Oct 17 · AST

Best Meeting Times Between London and Riyadh

9:00 AM to 3:00 PM in London (11:00 AM to 5:00 PM in Riyadh). That's when both cities are inside working hours, 9 AM to 5 PM, giving 6 hours of overlap today.

Who's meeting

2 of 4 places

LondonOrganizerUnited Kingdom ·· summer time11:22AMnow
RiyadhSaudi Arabia ·1:22PMnow

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 London

Working hours, everywhere

Best times to meet

Saturday, October 17, 2026, in London time.

1:00PMBest · OptimalWorking hours in London (13:00) and Riyadh (15:00).
12:00PMOption 2 · OptimalWorking hours in London (12:00) and Riyadh (14:00).
2:00PMOption 3 · OptimalWorking hours in London (14:00) and Riyadh (16:00).

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
LondonBST
RiyadhUTC+3
UTC	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22

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

Your meeting

London1:00 PM BSTSat, Oct 17
Riyadh3:00 PM UTC+3Sat, Oct 17
UTC2026-10-17 12:00 UTC

What will it cost? Try the meeting cost calculator.

Time difference between London and Riyadh

Riyadh is 2 hours ahead of London right now: Riyadh is on AST (UTC+3) and London on BST (UTC+1). That changes on Sun, Oct 25, when clocks go back in London: then Riyadh is 3 hours ahead of London.

Time difference between London and Riyadh over the next 12 months
From	Difference	Why
Now	Riyadh 2 hours ahead	—
Sun, Oct 25	Riyadh 3 hours ahead	Clocks go back in London
Sun, Mar 28, 2027	Riyadh 2 hours ahead	Clocks go forward in London

London is on Greenwich Mean Time. Riyadh is on Arabian Standard Time.

Frequently Asked Questions: London & Riyadh Scheduling

What is the time difference between London and Riyadh?: Riyadh is 2 hours ahead of London right now: Riyadh is on AST (UTC+3) and London on BST (UTC+1). That changes on Sun, Oct 25, when clocks go back in London: then Riyadh is 3 hours ahead of London.
What is the best time to schedule a meeting between London and Riyadh?: 9:00 AM to 3:00 PM in London (11:00 AM to 5:00 PM in Riyadh). That's when both cities are inside working hours, 9 AM to 5 PM, giving 6 hours of overlap today.
Does London observe daylight saving time?: Yes. London is on BST (UTC+1) now, and its clocks go back 1 hour on Sun, Oct 25, to GMT (UTC+0).
Does Riyadh observe daylight saving time?: No. Riyadh stays on AST (UTC+3) all year, so its clocks don't change.
What time is it in Riyadh when it's 9 AM in London?: 11:00 AM in Riyadh, on the same day.

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