Sofia to Olsztyn: time difference
Olsztyn is 1 h behind Sofia. 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.
Sofia 19:21 7:21 PM Olsztyn 18:21 6:21 PM You –:–
19:21 7:21 PM
Eastern European Summer Time · UTC+3
☀️ 07:42 · 🌙 18:43
18:21 6:21 PM
Central European Summer Time · UTC+2
☀️ 07:09 · 🌙 17:39
·
−1 h
Olsztyn is 1 h behind Sofia.
When you, Sofia and Olsztyn 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
🇵🇱 Olsztyn
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 | 🇵🇱 Olsztyn |
|---|---|---|
| Local time | 19:21 | 18:21 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 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/Warsaw |
| Daylight saving | On summer time → UTC+2, Oct 25, 03:00 | On summer time → UTC+1, Oct 25, 02:00 |
| Sunrise | 07:42 | 07:09 |
| Sunset | 18:43 | 17:39 |
| Daylight | 11 h 1 min | 10 h 30 min |
| People on this clock | 1,286,383 | 174,675 |
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 Olsztyn: common questions
How many hours behind Sofia is Olsztyn?
The clocks in Olsztyn are 1 hour behind those in Sofia (UTC+2 and UTC+3).
If it is 9:00 AM in Sofia, what time is it in Olsztyn?
At 9:00 AM in Sofia, clocks in Olsztyn show 8:00 AM.
What time is it in Olsztyn when it is 6:00 PM in Sofia?
When it is 6:00 PM in Sofia, it is 5:00 PM in Olsztyn.
When do working hours in Sofia and in Olsztyn overlap?
Working hours (9:00 AM–6:00 PM) overlap from 10:00 AM to 6:00 PM in Sofia, which is 9:00 AM to 5:00 PM in Olsztyn.
When does the date change in Olsztyn compared with Sofia?
The new day starts in Olsztyn later: until 1:00 AM in Sofia, it is still the previous day there. From 11:00 PM in Olsztyn, Sofia is already on the next day.
Does the time difference between Sofia and Olsztyn change?
No. The clocks in Sofia and in Olsztyn change on the same dates, so the difference stays 1 hour.
