Offset
The time difference between Sofia and Shanghai is 5 hours.
Sofia (EEST) is behind Shanghai (CST).
EEST: UTC+3
CST: UTC+8
Sofia is currently observing daylight saving time; Shanghai is not.
When to schedule
Business-hours overlap: 9 AM–12 PM in Sofia (2 PM–5 PM in Shanghai).
Both teams are in working hours during this window on weekdays.
Suggested time: 10:00 AM Sofia (3:00 PM Shanghai).
This window may shift by an hour during daylight saving time.
Public holidays in 2026
National public holidays can affect availability — a counterpart is likely off work on their own holidays, so it's worth planning meetings and deadlines around them.
Bulgaria
- New Year's DayThu, Jan 1
- Currency change dayFri, Jan 2
- Liberation DayTue, Mar 3
- Good FridayFri, Apr 10
- Holy SaturdaySat, Apr 11
- Easter SundaySun, Apr 12
- Easter MondayMon, Apr 13
- International Workers' DayFri, May 1
- Saint George's DayWed, May 6
- Saints Cyril and Methodius DayMon, May 25
- Unification DayMon, Sep 7
- Independence DayTue, Sep 22
- Christmas EveThu, Dec 24
- Christmas DayFri, Dec 25
- Second day of ChristmasSat, Dec 26
China
- New Year's DayThu, Jan 1
- Chinese New Year (Spring Festival)Tue, Feb 17
- Labour DayFri, May 1
- Dragon Boat FestivalFri, Jun 19
- Mid-Autumn FestivalFri, Sep 25
- National DayThu, Oct 1
About these zones
Quick reference
Full 24-hour conversion table — tap any time to open it in the converter.
| Sofia | Shanghai | Day |
|---|---|---|
| 12:00 am | 5:00 am | Same day |
| 1:00 am | 6:00 am | Same day |
| 2:00 am | 7:00 am | Same day |
| 3:00 am | 8:00 am | Same day |
| 4:00 am | 9:00 am | Same day |
| 5:00 am | 10:00 am | Same day |
| 6:00 am | 11:00 am | Same day |
| 7:00 am | 12:00 pm | Same day |
| 8:00 am | 1:00 pm | Same day |
| 9:00 am | 2:00 pm | Same day |
| 10:00 am | 3:00 pm | Same day |
| 11:00 am | 4:00 pm | Same day |
| 12:00 pm | 5:00 pm | Same day |
| 1:00 pm | 6:00 pm | Same day |
| 2:00 pm | 7:00 pm | Same day |
| 3:00 pm | 8:00 pm | Same day |
| 4:00 pm | 9:00 pm | Same day |
| 5:00 pm | 10:00 pm | Same day |
| 6:00 pm | 11:00 pm | Same day |
| 7:00 pm | 12:00 am | +1 day |
| 8:00 pm | 1:00 am | +1 day |
| 9:00 pm | 2:00 am | +1 day |
| 10:00 pm | 3:00 am | +1 day |
| 11:00 pm | 4:00 am | +1 day |
Daylight saving time
Sofia observes daylight saving time; Shanghai does not. The offset between the two zones changes when Sofia transitions: on Sunday, October 25, 2026, clocks fall back from EEST to EET.
See the daylight saving time page for transition dates across every time zone.
Daylight today
- Sunrise
- 6:12 AM
- Sunset
- 8:56 PM
- Day length
- 14h 45m
- Sunrise
- 5:07 AM
- Sunset
- 6:56 PM
- Day length
- 13h 49m
Daylight overlap: 7h 44m — 6:12 AM–1:56 PM in Sofia (11:12 AM–6:56 PM in Shanghai). Both locations are in daylight during this window.
Cities in these zones
Other cities in China Standard Time
Browse all cities to see the current local time anywhere.
Airports in these zones
Airports in Eastern European Time
- SOF
Airports in China Standard Time
- PVG
- SHA
- PEK
- PKX
- SZX
- CAN
- FUO
- CTU
- TFU
- TSN
Related conversions
Common conversions
- What is 9:00 am Sofia in Shanghai?
- 9:00 am Sofia is 2:00 pm Shanghai.
- What is 12:00 pm Sofia in Shanghai?
- 12:00 pm Sofia is 5:00 pm Shanghai.
- What is 12:30 pm Sofia in Shanghai?
- 12:30 pm Sofia is 5:30 pm Shanghai.
- What is 2:00 pm Sofia in Shanghai?
- 2:00 pm Sofia is 7:00 pm Shanghai.
- What is 5:00 pm Sofia in Shanghai?
- 5:00 pm Sofia is 10:00 pm Shanghai.
- What is 11:30 pm Sofia in Shanghai?
- 11:30 pm Sofia is 4:30 am Shanghai, the next day.