Sofia to Rotterdam: time difference
Rotterdam is 1 h behind Sofia. Live clocks for both, the working hours they share, and how each one sits against your own time.
🇳🇱 Rotterdam, Netherlands
54
- Central European Summer Time
- UTC+2
- Dawn
☀️ 07:58 · 🌙 19:01 · 11 h 3 min
−1 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Sofia 09:06 9:06 AM Rotterdam 08:06 8:06 AM You –:–
09:06 9:06 AM
Eastern European Summer Time · UTC+3
☀️ 07:34 · 🌙 18:55
08:06 8:06 AM
Central European Summer Time · UTC+2
☀️ 07:58 · 🌙 19:01
·
−1 h
Rotterdam is 1 h behind Sofia.
When you, Sofia and Rotterdam are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇧🇬 Sofia
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
🇳🇱 Rotterdam
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 | 🇧🇬 Sofia | 🇳🇱 Rotterdam |
|---|---|---|
| Local time | 09:06 | 08:06 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Eastern European Summer Time | Central European Summer Time |
| UTC offset | UTC+3 | UTC+2 |
| Offset from Sofia | — | −1 h |
| IANA zone | Europe/Sofia | Europe/Amsterdam |
| Daylight saving | On summer time → UTC+2, Oct 25, 03:00 | On summer time → UTC+1, Oct 25, 02:00 |
| Sunrise | 07:34 | 07:58 |
| Sunset | 18:55 | 19:01 |
| Daylight | 11 h 20 min | 11 h 3 min |
| People on this clock | 1,286,383 | 572,392 |
Compare Sofia with another city
More comparisons with Sofia: the time zones next to it and the far side of the clock.
Big time differences
Sofia and Rotterdam: common questions
How far behind Sofia is Rotterdam?
Rotterdam is 1 hour behind Sofia: UTC+2 against UTC+3.
What time is it in Rotterdam at the start of the working day in Sofia?
The working day in Sofia starts at 9:00 AM; in Rotterdam it is 8:00 AM at that moment.
What time is it in Rotterdam when it is 6:00 PM in Sofia?
When it is 6:00 PM in Sofia, it is 5:00 PM in Rotterdam.
When is a good time to call Rotterdam from Sofia?
Between 10:00 AM and 6:00 PM in Sofia – that is 9:00 AM to 5:00 PM in Rotterdam – both places are within working hours (9:00 AM–6:00 PM).
Until what time in Sofia is it still yesterday in Rotterdam?
Before 1:00 AM in Sofia, the date in Rotterdam has not changed yet. From 11:00 PM in Rotterdam, it is already the next day in Sofia.
Does the time difference between Sofia and Rotterdam change?
No. The clocks in Sofia and in Rotterdam change on the same dates, so the difference stays 1 hour.
