Aachen to London: time difference
London is 1 h behind Aachen. Live clocks for both, the working hours they share, and how each one sits against your own time.
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Aachen 05:21 5:21 AM London 04:21 4:21 AM You –:–
05:21 5:21 AM
Central European Summer Time · UTC+2
☀️ 07:51 · 🌙 18:56
04:21 4:21 AM
British Summer Time · UTC+1
☀️ 07:16 · 🌙 18:20
·
−1 h
London is 1 h behind Aachen.
When you, Aachen 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
🇩🇪 Aachen
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 | 🇩🇪 Aachen | 🇬🇧 London |
|---|---|---|
| Local time | 05:21 | 04:21 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Central European Summer Time | British Summer Time |
| UTC offset | UTC+2 | UTC+1 |
| Offset from Aachen | — | −1 h |
| IANA zone | Europe/Berlin | Europe/London |
| Daylight saving | On summer time → UTC+1, Oct 25, 02:00 | On summer time → UTC+0, Oct 25, 01:00 |
| Sunrise | 07:51 | 07:16 |
| Sunset | 18:56 | 18:20 |
| Daylight | 11 h 6 min | 11 h 4 min |
| People on this clock | 241,683 | 8,908,083 |
Compare Aachen with another city
More comparisons with Aachen: the time zones next to it and the far side of the clock.
Big time differences
Aachen and London: common questions
What is the time difference between Aachen and London?
London is 1 hour behind: it uses UTC+1, while Aachen is on UTC+2.
What time is it in London at the start of the working day in Aachen?
The working day in Aachen starts at 9:00 AM; in London it is 8:00 AM at that moment.
What time is it in London at the end of the working day in Aachen?
The working day in Aachen ends at 6:00 PM; in London it is 5:00 PM at that moment.
When is a good time to call London from Aachen?
Between 10:00 AM and 6:00 PM in Aachen – that is 9:00 AM to 5:00 PM in London – both places are within working hours (9:00 AM–6:00 PM).
Until what time in Aachen is it still yesterday in London?
Before 1:00 AM in Aachen, the date in London has not changed yet. From 11:00 PM in London, it is already the next day in Aachen.
Does the time gap between Aachen and London change during the year?
No – both places switch to and from summer time on the same dates, so the gap stays 1 hour.
