Timetate
A world clock on a live 3D globe. Put Buenos Aires and Lisbon on it side by side.
🇦🇷 Buenos Aires (UTC−3) · 🇵🇹 Lisbon (UTC) · 3 hours difference — Lisbon is ahead
Best Time to Meet
🇦🇷 09:00–14:00 in Buenos Aires = 🇵🇹 12:00–17:00 in Lisbon5 hours of overlap within standard business hours (09:00–17:00)
24-Hour Schedule
| City | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 🇦🇷 Buenos Aires | 21:00 | 22:00 | 23:00 | 00:00 | 01:00 | 02:00 | 03:00 | 04:00 | 05:00 | 06:00 | 07:00 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | 20:00 |
| 🇵🇹 Lisbon | 00:00 | 01:00 | 02:00 | 03:00 | 04:00 | 05:00 | 06:00 | 07:00 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | 20:00 | 21:00 | 22:00 | 23:00 |
Quick Reference
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Open Meeting Planner →Buenos Aires is a agribusiness city and Lisbon a tourism city; the two economies buy from each other rather than compete. Put simply, when it is 09:00 in Buenos Aires it is already 3 hours later in Lisbon.
The working week is Monday to Friday on both sides: roughly 09:00–18:00 in Buenos Aires and 09:00–18:00 in Lisbon. Watch for Carnival (Monday and Tuesday in February or March) and May Revolution Day (25 May) in Buenos Aires and Freedom Day (25 April) and Portugal Day (10 June) in Lisbon. Replies slow in Buenos Aires during January, the summer holidays and in Lisbon during August.
The comfortable window is 09:00–14:00 Buenos Aires time, which is 12:00–17:00 in Lisbon — 5 shared office hours, enough that nobody has to stretch. Only Lisbon changes its clocks, so the gap shifts by an hour twice a year while Buenos Aires stays put.
Lisbon is 3 hours ahead of Buenos Aires. The gap changes by an hour around the clock changes.
09:00–14:00 Buenos Aires time, which is 12:00–17:00 in Lisbon — the 5-hour stretch when both are inside 09:00–17:00.
Only Lisbon does. The gap shifts by an hour twice a year while Buenos Aires stays on the same offset.
The ones that most often surprise the other side are Carnival (Monday and Tuesday in February or March) and May Revolution Day (25 May) in Buenos Aires and Freedom Day (25 April) and Portugal Day (10 June) in Lisbon.
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Times on this page were calculated on .