Working hours: 09:00–17:00 local. Green = both working.Purple = one side only.
Frequently Asked Questions
What is the difference between brt and mdt?
Brasilia Time (brt) is UTC-3 and Mountain Daylight Time (mdt) is UTC-6. The difference between them is 3 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 mdt used?
Mountain Daylight Time (mdt) is used in USA and surrounding regions. The IANA timezone identifier is America/Denver.
How do I convert brt to mdt?
Use the interactive converter above. Drag the time slider to any brt time and the mdt equivalent updates instantly. You can also type a time like "3pm" or "15:00" in the input bar.
How far apart are BRT (São Paulo) and MDT (Denver)?
BRT (São Paulo) is 3 hours ahead of MDT (Denver). At noon in BRT (São Paulo), your contact in MDT (Denver) sees 09:00.
BRT (São Paulo) observes America/Sao_Paulo and MDT (Denver) observes America/Denver — a 3 hours gap between them.
Daily overlap window
BRT (São Paulo) and MDT (Denver) share 5 hours of overlapping business hours daily — enough for real-time collaboration without anyone joining at odd hours.
00:0006:0012:0018:0024:00
BRT (São Paulo)
MDT (Denver)
Overlap (5h)
Meeting time recommendations
BRT (São Paulo) and MDT (Denver) share 5 hours of business hours overlap daily. Showing the 3 most balanced slots — see the time table below for the full window.
12:00 São Paulo / 09:00 Denver✓ Both working
13:00 São Paulo / 10:00 Denver✓ Both working
14:00 São Paulo / 11:00 Denver✓ Both working
Assumes a standard 9 AM–5 PM workday in each location's local timezone.
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
MDT (Denver)8 holidays
Jun 19Juneteenth National Independence DaySOON
Jul 3Independence Day
Sep 7Labour Day
Oct 12Columbus Day
Oct 12Indigenous Peoples' Day
Scheduling between BRT (São Paulo) and MDT (Denver)
Teams in BRT (São Paulo) (Brazil) and MDT (Denver) (USA) face a 3-hour time difference day to day. A 5-hour shared business hours window makes real-time meetings feasible for both sides within their normal working day.
💡 Scheduling tips for these locations
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Schedule at 12:00–13:00 (BRT (São Paulo)) for a 09:00–10:00 slot in MDT (Denver) — the sweet spot where both teams are working.
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Schedule at 13:00–14:00 (BRT (São Paulo)) for a 10:00–11:00 slot in MDT (Denver) — the sweet spot where both teams are working.
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Schedule at 14:00–15:00 (BRT (São Paulo)) for a 11:00–12:00 slot in MDT (Denver) — the sweet spot where both teams are working.
Recurring meetings are particularly vulnerable to DST shifts. The ClockinSync Chrome Extension alerts you before the offset changes.
Drag the slider at the top to convert any BRT (São Paulo) time instantly. You can also type natural language like "3pm", "15:00", or a location name to get an immediate answer.
