Central European Time (cet) is used in France. The IANA timezone identifier is Europe/Paris.

British Summer Time (bst) is used in United Kingdom. The IANA timezone identifier is Europe/London.

CET to BST Time Converter

Central European Time → British Summer Time

CET = UTC+2BST = UTC+1

⚠️ BST is ambiguous — on this page it means British Summer Time. It also refers to:

CET → Bangladesh Standard Time (Dhaka) ↗

ClockinSync

BASE

09:00

Work Clients Team +

00:0006:0012:0018:0024:00

BST (London)

United Kingdom · -1h🔔 Public Holiday in 7d — World Cup Bank Holiday

08:00

New York

USA · -6h

03:00

Tokyo

Japan · +7h

16:00

Dubai

United Arab Emirates · +2h

11:00

Sydney

Australia · +8h

17:00

CET (Paris) to BST (London) — exact time difference

CET (Paris) is 1 hour ahead of BST (London). At noon in CET (Paris), your contact in BST (London) sees 11:00.

CET (Paris) runs on Europe/Paris; BST (London) runs on Europe/London. Together they are 1 hour apart.

Working hours overlap

CET (Paris) and BST (London) share 7 hours of overlapping business hours daily — enough for real-time collaboration without anyone joining at odd hours.

00:0006:0012:0018:0024:00

CET (Paris)

BST (London)

Overlap (7h)

Best call times between these locations

There is a 7-hour daily window where both locations are in business hours. The 3 best slots are listed below.

10:00 Paris / 09:00 London✓ Both working

11:00 Paris / 10:00 London✓ Both working

12:00 Paris / 11:00 London✓ Both working

Working hours defined as 09:00–17:00 local time for each location.

Public holidays for both locations

⚡ Holiday alerts for both locations, double-check schedules before confirming.

CET (Paris)5 holidays

Jul 14Bastille Day

Aug 15Assumption Day

Nov 1All Saints' Day

Nov 11Armistice Day

Dec 25Christmas Day

BST (London)7 holidays

Jun 15World Cup Bank HolidaySOON

Jul 13Battle of the Boyne

Aug 3Summer Bank Holiday

Aug 31Summer Bank Holiday

Nov 30Saint Andrew's Day

Scheduling between CET (Paris) and BST (London)

CET (Paris) (France) and BST (London) (United Kingdom) are 1 hours apart. With a 7-hour daily overlap in standard business hours, both teams can connect in real time without either side stretching beyond their normal workday.

💡 Scheduling tips for these locations

✅

If you are in CET (Paris), aim for 10:00–11:00, which corresponds to 09:00–10:00 in BST (London) — both teams are within working hours.

✅

If you are in CET (Paris), aim for 11:00–12:00, which corresponds to 10:00–11:00 in BST (London) — both teams are within working hours.

✅

If you are in CET (Paris), aim for 12:00–13:00, which corresponds to 11:00–12:00 in BST (London) — both teams are within working hours.

Avoid scheduling mistakes — especially around daylight saving changes. Use the ClockinSync Chrome Extension to instantly verify and compare both time zones directly in your browser, without manual calculations.

Add to your browser — Free →

Need a specific time? Use the slider or type directly into the input bar — it understands "3pm", "15:30", and location-specific formats like "9am CET (Paris)".

CET (Paris) ↔ BST (London)

7h of business hours overlap daily (09:00–17:00)

CET (Paris)

BST (London)

00:00

23:00-1d

01:00

00:00

02:00

01:00

03:00

02:00

04:00

03:00

05:00

04:00

06:00

05:00

07:00

06:00

08:00

07:00

09:00Working

08:00off

10:00Working

09:00Working

11:00Working

10:00Working

12:00Working

11:00Working

13:00Working

12:00Working

14:00Working

13:00Working

15:00Working

14:00Working

16:00Working

15:00Working

17:00

16:00Working

18:00

17:00

19:00

18:00

20:00

19:00

21:00

20:00

22:00

21:00

23:00

22:00

Working hours: 09:00–17:00 local. Green = both working. Purple = one side only.

Frequently Asked Questions

What is the difference between cet and bst?

Central European Time (cet) is UTC+2 and British Summer Time (bst) is UTC+1. The difference between them is 1 hours.

Where is cet used?

Central European Time (cet) is used in France and surrounding regions. The IANA timezone identifier is Europe/Paris.

Where is bst used?

British Summer Time (bst) is used in United Kingdom and surrounding regions. The IANA timezone identifier is Europe/London. Note: bst is ambiguous and may refer to other timezones.

How do I convert cet to bst?

Use the interactive converter above. Drag the time slider to any cet time and the bst equivalent updates instantly. You can also type a time like "3pm" or "15:00" in the input bar.

Popular CET conversions

CET → London CET → New York CET → Tokyo CET → Dubai CET → Sydney CET → Berlin CET → Singapore CET → Los Angeles CET → Toronto CET → Mumbai

Popular BST conversions

New York → BST Tokyo → BST Dubai → BST Sydney → BST Paris → BST Berlin → BST Singapore → BST Los Angeles → BST Toronto → BST Mumbai → BST