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BST to ART Time Converter

British Summer Time → Argentina Time

BST = UTC+1ART = UTC-3

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

Bangladesh Standard Time (Dhaka) → ART ↗

BST (London) ↔ ART (Buenos Aires)

4h of business hours overlap daily (09:00–17:00)

BST (London)

ART (Buenos Aires)

00:00

20:00-1d

01:00

21:00-1d

02:00

22:00-1d

03:00

23:00-1d

04:00

00:00

05:00

01:00

06:00

02:00

07:00

03:00

08:00

04:00

09:00Working

05:00off

10:00Working

06:00off

11:00Working

07:00off

12:00Working

08:00off

13:00Working

09:00Working

14:00Working

10:00Working

15:00Working

11:00Working

16:00Working

12:00Working

17:00

13:00Working

18:00

14:00Working

19:00

15:00Working

20:00

16:00Working

21:00

17:00

22:00

18:00

23:00

19:00

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

Frequently Asked Questions

What is the difference between bst and art?

British Summer Time (bst) is UTC+1 and Argentina Time (art) is UTC-3. The difference between them is 4 hours.

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.

Where is art used?

Argentina Time (art) is used in Argentina and surrounding regions. The IANA timezone identifier is America/Argentina/Buenos_Aires.

How do I convert bst to art?

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

Popular BST conversions

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

Popular ART conversions

London → ART New York → ART Tokyo → ART Dubai → ART Sydney → ART Paris → ART Berlin → ART Singapore → ART Los Angeles → ART Toronto → ART

Time difference: BST (London) and ART (Buenos Aires)

BST (London) is 4 hours ahead of ART (Buenos Aires). When BST (London) clocks hit noon, ART (Buenos Aires) reads 08:00.

BST (London) observes Europe/London and ART (Buenos Aires) observes America/Argentina/Buenos_Aires — a 4 hours gap between them.

Business hours comparison

Every working day, BST (London) and ART (Buenos Aires) are both in business hours for 4 hours simultaneously.

00:0006:0012:0018:0024:00

BST (London)

ART (Buenos Aires)

Overlap (4h)

Optimal meeting slots

BST (London) and ART (Buenos Aires) share 4 hours of business hours overlap daily. Showing the 3 most balanced slots — see the time table below for the full window.

13:00 London / 09:00 Buenos Aires✓ Both working

14:00 London / 10:00 Buenos Aires✓ Both working

15:00 London / 11:00 Buenos Aires✓ Both working

Assumes a standard 9 AM–5 PM workday in each location's local timezone.

Holiday calendar for both locations

⚡ Both locations have upcoming holidays, check availability before scheduling.

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

ART (Buenos Aires)8 holidays

Jun 15Anniversary of the Passing of General Martín Miguel de GüemesSOON

Jun 20General Manuel Belgrano Memorial DaySOON

Jul 9Independence Day

Aug 17General José de San Martín Memorial Day

Oct 12Day of Respect for Cultural Diversity

Working across BST (London) and ART (Buenos Aires)

Coordinating between BST (London) (United Kingdom) and ART (Buenos Aires) (Argentina) means working around a 4-hour time difference. The 4-hour overlap window gives both teams a natural slot for real-time collaboration without anyone working outside normal hours.

💡 Best practice for cross-timezone meetings

✅

Schedule at 13:00–14:00 (BST (London)) for a 09:00–10:00 slot in ART (Buenos Aires) — the sweet spot where both teams are working.

✅

Schedule at 14:00–15:00 (BST (London)) for a 10:00–11:00 slot in ART (Buenos Aires) — the sweet spot where both teams are working.

✅

Schedule at 15:00–16:00 (BST (London)) for a 11:00–12:00 slot in ART (Buenos Aires) — the sweet spot where both teams are working.

Recurring meetings are particularly vulnerable to DST shifts. The ClockinSync Chrome Extension alerts you before the offset changes.

Install ClockinSync Free →

Drag the slider at the top to convert any BST (London) time instantly. You can also type natural language like "3pm", "15:00", or a location name to get an immediate answer.