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 Santiago observe daylight saving time?

Yes. Santiago is on CLST (UTC-3) now, and its clocks go back 1 hour on Sat, Apr 3, 2027, to CLT (UTC-4).

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

5:00 AM in Santiago, on the same day.

London to Santiago Meeting Planner

Santiago is 4 hours behind London right now. Their working days overlap for 4 hours today.

London · United Kingdom

12:15 PM

Sat, Oct 17 · BST · summer time

Santiago · Chile

8:15 AM

Sat, Oct 17 · CLST · summer time

Best Meeting Times Between London and Santiago

1:00 PM to 5:00 PM in London (9:00 AM to 1:00 PM in Santiago). That's when both cities are inside working hours, 9 AM to 5 PM, giving 4 hours of overlap today.

Who's meeting

2 of 4 places

LondonOrganizerUnited Kingdom ·· summer time12:15PMnow
SantiagoChile ·· summer time8:15AMnow

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 Santiago (09:00).
2:00PMOption 2 · OptimalWorking hours in London (14:00) and Santiago (10:00).
3:00PMOption 3 · OptimalWorking hours in London (15:00) and Santiago (11:00).

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
SantiagoUTC-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
Santiago9:00 AM UTC-3Sat, Oct 17
UTC2026-10-17 12:00 UTC

What will it cost? Try the meeting cost calculator.

Time difference between London and Santiago

Santiago is 4 hours behind London right now: Santiago is on CLST (UTC-3) and London on BST (UTC+1). That changes on Sun, Oct 25, when clocks go back in London: then Santiago is 3 hours behind London.

Time difference between London and Santiago over the next 12 months
From	Difference	Why
Now	Santiago 4 hours behind	—
Sun, Oct 25	Santiago 3 hours behind	Clocks go back in London
Sun, Mar 28, 2027	Santiago 4 hours behind	Clocks go forward in London
Sat, Apr 3, 2027	Santiago 5 hours behind	Clocks go back in Santiago
Sun, Sep 5, 2027	Santiago 4 hours behind	Clocks go forward in Santiago

London is on Greenwich Mean Time. Santiago is on Chile Standard Time.

Frequently Asked Questions: London & Santiago Scheduling

What is the time difference between London and Santiago?: Santiago is 4 hours behind London right now: Santiago is on CLST (UTC-3) and London on BST (UTC+1). That changes on Sun, Oct 25, when clocks go back in London: then Santiago is 3 hours behind London.
What is the best time to schedule a meeting between London and Santiago?: 1:00 PM to 5:00 PM in London (9:00 AM to 1:00 PM in Santiago). That's when both cities are inside working hours, 9 AM to 5 PM, giving 4 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 Santiago observe daylight saving time?: Yes. Santiago is on CLST (UTC-3) now, and its clocks go back 1 hour on Sat, Apr 3, 2027, to CLT (UTC-4).
What time is it in Santiago when it's 9 AM in London?: 5:00 AM in Santiago, on the same day.

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