UK to Buenos Aires Time Converter
About this conversion
Argentina uses UTC-3 all year. That is the same offset as Sao Paulo, so the UK gap is three hours in winter and four in summer.
When the time difference changes
Changes over the next two years, from daylight saving on either side.
- Sunday, 25 October 2026: Buenos Aires becomes 3 hours behind UK.
- Sunday, 28 March 2027: Buenos Aires becomes 4 hours behind UK.
- Sunday, 31 October 2027: Buenos Aires becomes 3 hours behind UK.
- Sunday, 26 March 2028: Buenos Aires becomes 4 hours behind UK.
Best time to call or meet
13:00 to 17:00 UK is 09:00 to 13:00 Buenos Aires, 4 hours of shared 09:00 to 17:00 time.
Common times
- 06:00 UK = 02:00 Buenos Aires
- 09:00 UK = 05:00 Buenos Aires
- 12:00 UK = 08:00 Buenos Aires
- 15:00 UK = 11:00 Buenos Aires
- 17:00 UK = 13:00 Buenos Aires
- 20:00 UK = 16:00 Buenos Aires
UK to Buenos Aires hour-by-hour table
Highlighted rows fall within 09:00 to 17:00 on both sides.
| UK | Buenos Aires |
|---|---|
| 00:00 | 20:00 (previous day) |
| 01:00 | 21:00 (previous day) |
| 02:00 | 22:00 (previous day) |
| 03:00 | 23:00 (previous day) |
| 04:00 | 00:00 |
| 05:00 | 01:00 |
| 06:00 | 02:00 |
| 07:00 | 03:00 |
| 08:00 | 04:00 |
| 09:00 | 05:00 |
| 10:00 | 06:00 |
| 11:00 | 07:00 |
| 12:00 | 08:00 |
| 13:00 | 09:00 |
| 14:00 | 10:00 |
| 15:00 | 11:00 |
| 16:00 | 12:00 |
| 17:00 | 13:00 |
| 18:00 | 14:00 |
| 19:00 | 15:00 |
| 20:00 | 16:00 |
| 21:00 | 17:00 |
| 22:00 | 18:00 |
| 23:00 | 19:00 |
Related conversions
Frequently asked questions
What is 15:00 UK in Buenos Aires?
15:00 UK is 11:00 Buenos Aires at the moment. The answer can change by an hour when either side changes its clocks.
What are the shared working hours for UK and Buenos Aires?
13:00 to 17:00 UK is 09:00 to 13:00 Buenos Aires, 4 hours of shared 09:00 to 17:00 time.
When does the UK to Buenos Aires time difference change?
It next changes on Sunday, 25 October 2026, when the gap becomes 3 hours behind.