No overlap — one side will join outside working hours
ART (Buenos Aires)
HKT (Hong Kong)
00:00
11:00Working
01:00
12:00Working
02:00
13:00Working
03:00
14:00Working
04:00
15:00Working
05:00
16:00Working
06:00
17:00
07:00
18:00
08:00
19:00
09:00Working
20:00off
10:00Working
21:00off
11:00Working
22:00off
12:00Working
23:00off
13:00Working
00:00+1doff
14:00Working
01:00+1doff
15:00Working
02:00+1doff
16:00Working
03:00+1doff
17:00
04:00+1d
18:00
05:00+1d
19:00
06:00+1d
20:00
07:00+1d
21:00
08:00+1d
22:00
09:00+1dWorking
23:00
10:00+1dWorking
Working hours: 09:00–17:00 local. Green = both working.Purple = one side only.
Frequently Asked Questions
What is the difference between art and hkt?
Argentina Time (art) is UTC-3 and Hong Kong Time (hkt) is UTC+8. The difference between them is 11 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 hkt used?
Hong Kong Time (hkt) is used in Hong Kong and surrounding regions. The IANA timezone identifier is Asia/Hong_Kong.
How do I convert art to hkt?
Use the interactive converter above. Drag the time slider to any art time and the hkt equivalent updates instantly. You can also type a time like "3pm" or "15:00" in the input bar.
How far apart are ART (Buenos Aires) and HKT (Hong Kong)?
ART (Buenos Aires) is 11 hours behind HKT (Hong Kong). When ART (Buenos Aires) clocks hit noon, HKT (Hong Kong) reads 23:00.
ART (Buenos Aires) runs on America/Argentina/Buenos_Aires; HKT (Hong Kong) runs on Asia/Hong_Kong. Together they are 11 hours apart.
Daily overlap window
There is no business hours overlap between ART (Buenos Aires) and HKT (Hong Kong) during standard working hours (9:00–17:00). Meetings would require one party to work outside normal hours.
Best times to schedule a meeting
ART (Buenos Aires) and HKT (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.
Holiday calendar for both locations
⚡ Both locations have upcoming holidays, check availability before scheduling.
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
HKT (Hong Kong)7 holidays
Jun 19Dragon Boat FestivalSOON
Jul 1Hong Kong Special Administrative Region Establishment Day
Sep 26Day following the Mid-Autumn Festival
Oct 1National Day
Oct 19Chung Yeung Festival
Working across ART (Buenos Aires) and HKT (Hong Kong)
Coordinating between ART (Buenos Aires) (Argentina) and HKT (Hong Kong) (Hong Kong) means working around a 11-hour time difference. Since standard business hours don't naturally overlap, meetings usually require one side to shift slightly outside their normal working day.
💡 Best practice for cross-timezone meetings
⚡
A 05:00 meeting in ART (Buenos Aires) means 16:00 in HKT (Hong Kong) (4h before working hours in Buenos Aires).
⚡
A 09:00 meeting in ART (Buenos Aires) means 20:00 in HKT (Hong Kong) (4h after working hours in Hong Kong).
⚡
A 04:00 meeting in ART (Buenos Aires) means 15:00 in HKT (Hong Kong) (5h before working hours in Buenos Aires).
Since there is no natural overlap, the options above represent the most balanced compromise, minimizing out-of-hours inconvenience for both sides.
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 ART (Buenos Aires)".
