No overlap — one side will join outside working hours
BRT (São Paulo)
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 brt and hkt?
Brasilia Time (brt) is UTC-3 and Hong Kong Time (hkt) is UTC+8. The difference between them is 11 hours.
Where is brt used?
Brasilia Time (brt) is used in Brazil and surrounding regions. The IANA timezone identifier is America/Sao_Paulo.
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 brt to hkt?
Use the interactive converter above. Drag the time slider to any brt time and the hkt equivalent updates instantly. You can also type a time like "3pm" or "15:00" in the input bar.
BRT (São Paulo) to HKT (Hong Kong) — exact time difference
BRT (São Paulo) is 11 hours behind HKT (Hong Kong). At noon in BRT (São Paulo), your contact in HKT (Hong Kong) sees 23:00.
BRT (São Paulo) is in the America/Sao_Paulo timezone. HKT (Hong Kong) is in Asia/Hong_Kong. The difference is 11 hours.
Working hours overlap
BRT (São Paulo) and HKT (Hong Kong) have no shared working hours under a standard 9:00–17:00 schedule. One side will always need to join at an off-hour.
Recommended meeting windows
Since BRT (São Paulo) and HKT (Hong Kong) don't share working hours, these are the most practical options available.
05:00 São Paulo / 16:00 Hong Kong⚡ One side off-hours
⚠️ 4h before working hours in São Paulo
09:00 São Paulo / 20:00 Hong Kong⚡ One side off-hours
⚠️ 4h after working hours in Hong Kong
04:00 São Paulo / 15:00 Hong Kong⚡ One side off-hours
⚠️ 5h before working hours in São Paulo
Based on standard 09:00–17:00 working hours in each location's local time.
Public holidays for both locations
⚡ Holiday alerts for both locations, double-check schedules before confirming.
BRT (São Paulo)7 holidays
Jul 9Constitutionalist Revolution of 1932
Sep 7Independence Day
Oct 12Our Lady of Aparecida
Nov 2All Souls' Day
Nov 15Republic Proclamation Day
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
Scheduling between BRT (São Paulo) and HKT (Hong Kong)
Working across BRT (São Paulo) (Brazil) and HKT (Hong Kong) (Hong Kong) is a challenge — the 11-hour difference means no shared business hours window under a standard schedule. Flexibility from at least one side is required.
💡 Scheduling tips for these locations
⚡
When BRT (São Paulo) is at 05:00, HKT (Hong Kong) reads 16:00 — 4h before working hours in São Paulo.
⚡
When BRT (São Paulo) is at 09:00, HKT (Hong Kong) reads 20:00 — 4h after working hours in Hong Kong.
⚡
When BRT (São Paulo) is at 04:00, HKT (Hong Kong) reads 15:00 — 5h before working hours in São Paulo.
With no shared business hours, these slots distribute the scheduling burden as evenly as possible between both locations.
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 BRT (São Paulo). The input bar accepts natural language like "3pm", "15:30", or "9am Rome" for instant conversions.
