Working hours: 09:00–17:00 local. Green = both working.Purple = one side only.
Frequently Asked Questions
What is the difference between art and bst?
Argentina Time (art) is UTC-3 and British Summer Time (bst) is UTC+1. The difference between them is 4 hours.
Where is art used?
Argentina Time (art) is used in Argentina and surrounding regions. The IANA timezone identifier is America/Argentina/Buenos_Aires.
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 art to bst?
Use the interactive converter above. Drag the time slider to any art time and the bst equivalent updates instantly. You can also type a time like "3pm" or "15:00" in the input bar.
Time difference: ART (Buenos Aires) and BST (London)
ART (Buenos Aires) is 4 hours behind BST (London). Midday in ART (Buenos Aires) lines up with 16:00 in BST (London).
ART (Buenos Aires) is in the America/Argentina/Buenos_Aires timezone. BST (London) is in Europe/London. The difference is 4 hours.
Business hours comparison
There is a 4-hour window each day where both ART (Buenos Aires) and BST (London) are within standard business hours (09:00–17:00).
00:0006:0012:0018:0024:00
ART (Buenos Aires)
BST (London)
Overlap (4h)
When to schedule across time zones
Both ART (Buenos Aires) and BST (London) are in standard hours simultaneously for 4h per day. 3 recommended slots shown below.
09:00 Buenos Aires / 13:00 London✓ Both working
10:00 Buenos Aires / 14:00 London✓ Both working
11:00 Buenos Aires / 15:00 London✓ Both working
Based on standard 09:00–17:00 working hours in each location's local time.
Upcoming public holidays
⚡ Watch out — upcoming holidays on both sides. Verify availability in advance.
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
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
How to work with ART (Buenos Aires) and BST (London) time zones
Working across ART (Buenos Aires) (Argentina) and BST (London) (United Kingdom) involves a 4-hour gap. The good news: there is a 4-hour mutual window in standard business hours that lets both sides collaborate without anyone joining at an unreasonable hour.
💡 How to schedule across these time zones
✅
09:00–10:00 in ART (Buenos Aires) = 13:00–14:00 in BST (London). Both sides are in standard business hours during this window.
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10:00–11:00 in ART (Buenos Aires) = 14:00–15:00 in BST (London). Both sides are in standard business hours during this window.
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11:00–12:00 in ART (Buenos Aires) = 15:00–16:00 in BST (London). Both sides are in standard business hours during this window.
DST transitions can silently shift your meeting times by an hour. The ClockinSync Chrome Extension tracks these changes automatically so you never get caught off guard.
Use the time slider above to find the exact equivalent time for any moment in ART (Buenos Aires). The input bar accepts natural language like "3pm", "15:30", or "9am Rome" for instant conversions.
