Tres Cantos to London: time difference
London is 1 h behind Tres Cantos. Live clocks for both, the working hours they share, and how each one sits against your own time.
−1 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Tres Cantos 13:05 1:05 PM London 12:05 12:05 PM You –:–
13:05 1:05 PM
Central European Summer Time · UTC+2
☀️ 08:29 · 🌙 19:32
12:05 12:05 PM
British Summer Time · UTC+1
☀️ 07:30 · 🌙 18:03
·
−1 h
London is 1 h behind Tres Cantos.
When you, Tres Cantos and London are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇪🇸 Tres Cantos
0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM
🇬🇧 London
23 11 PM 0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇪🇸 Tres Cantos | 🇬🇧 London |
|---|---|---|
| Local time | 13:05 | 12:05 |
| Local date | Sunday, October 18, 2026 | Sunday, October 18, 2026 |
| Time zone | Central European Summer Time | British Summer Time |
| UTC offset | UTC+2 | UTC+1 |
| Offset from Tres Cantos | — | −1 h |
| IANA zone | Europe/Madrid | Europe/London |
| Daylight saving | On summer time → UTC+1, Oct 25, 02:00 | On summer time → UTC+0, Oct 25, 01:00 |
| Sunrise | 08:29 | 07:30 |
| Sunset | 19:32 | 18:03 |
| Daylight | 11 h 3 min | 10 h 33 min |
| People on this clock | 51,453 | 8,908,083 |
Compare Tres Cantos with another city
More comparisons with Tres Cantos: the time zones next to it and the far side of the clock.
Big time differences
Tres Cantos and London: common questions
How many hours behind Tres Cantos is London?
The clocks in London are 1 hour behind those in Tres Cantos (UTC+1 and UTC+2).
If it is 9:00 AM in Tres Cantos, what time is it in London?
At 9:00 AM in Tres Cantos, clocks in London show 8:00 AM.
What time is it in London when it is 6:00 PM in Tres Cantos?
When it is 6:00 PM in Tres Cantos, it is 5:00 PM in London.
When do working hours in Tres Cantos and in London overlap?
Working hours (9:00 AM–6:00 PM) overlap from 10:00 AM to 6:00 PM in Tres Cantos, which is 9:00 AM to 5:00 PM in London.
Until what time in Tres Cantos is it still yesterday in London?
Before 1:00 AM in Tres Cantos, the date in London has not changed yet. From 11:00 PM in London, it is already the next day in Tres Cantos.
Is the time difference between Tres Cantos and London the same all year?
Yes. Both places switch to summer time and back on the same dates, so the gap remains 1 hour.
