Buenos Aires is 11 hours behind Hong Kong. At noon in Buenos Aires, your contact in Hong Kong sees 23:00.
Buenos Aires runs on America/Argentina/Buenos_Aires; Hong Kong runs on Asia/Hong_Kong. Together they are 11 hours apart.
Mutual working hours
There is no business hours overlap between Buenos Aires and Hong Kong during standard working hours (9:00–17:00). Meetings would require one party to work outside normal hours.
Best call times between these locations
Buenos Aires and Hong Kong have no shared working window. These slots minimize out-of-hours disruption for both sides.
05:00 Buenos Aires / 16:00 Hong Kong⚡ One side off-hours
⚠️ 4h before working hours in Buenos Aires
09:00 Buenos Aires / 20:00 Hong Kong⚡ One side off-hours
⚠️ 4h after working hours in Hong Kong
04:00 Buenos Aires / 15:00 Hong Kong⚡ One side off-hours
⚠️ 5h before working hours in Buenos Aires
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.
Buenos Aires6 holidays
Jul 9Independence Day
Aug 17General José de San Martín Memorial Day
Oct 12Day of Respect for Cultural Diversity
Nov 23National Sovereignty Day
Dec 8Immaculate Conception Day
Hong Kong6 holidays
Jul 1Hong Kong Special Administrative Region Establishment DaySOON
Sep 26Day following the Mid-Autumn Festival
Oct 1National Day
Oct 19Chung Yeung Festival
Dec 25Christmas Day
Scheduling between Buenos Aires and Hong Kong
Buenos Aires (Argentina) and Hong Kong (Hong Kong) are 11 hours apart — far enough that standard 9–5 schedules do not overlap. Any real-time meeting means someone is joining outside their normal hours.
💡 Scheduling tips for these locations
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A 05:00 meeting in Buenos Aires means 16:00 in Hong Kong (4h before working hours in Buenos Aires).
⚡
A 09:00 meeting in Buenos Aires means 20:00 in Hong Kong (4h after working hours in Hong Kong).
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A 04:00 meeting in Buenos Aires means 15:00 in Hong Kong (5h before working hours in Buenos Aires).
With no shared business hours, these slots distribute the scheduling burden as evenly as possible between both locations.
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.
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 Buenos Aires".
