Offset
The time difference between Brasília and Greenwich Mean Time is 4 hours.
Brasília (BRT) is behind Greenwich Mean Time (BST).
BRT: UTC-3
BST: UTC+1
Greenwich Mean Time is currently observing daylight saving time; Brasília is not.
When to schedule
Business-hours overlap: 9 AM–1 PM in Brasília (1 PM–5 PM in Greenwich Mean Time).
Both teams are in working hours during this window on weekdays.
Suggested time: 11:00 AM Brasília (3:00 PM Greenwich Mean Time).
This window may shift by an hour during daylight saving time.
Public holidays in 2026
National public holidays can affect availability — a counterpart is likely off work on their own holidays, so it's worth planning meetings and deadlines around them.
Brazil
- New Year's DayThu, Jan 1
- CarnivalMon, Feb 16
- CarnivalTue, Feb 17
- Good FridayFri, Apr 3
- Easter SundaySun, Apr 5
- TiradentesTue, Apr 21
- Labour DayFri, May 1
- Corpus ChristiThu, Jun 4
- Independence DayMon, Sep 7
- Our Lady of AparecidaMon, Oct 12
- All Souls' DayMon, Nov 2
- Republic Proclamation DaySun, Nov 15
- Black Awareness DayFri, Nov 20
- Christmas DayFri, Dec 25
United Kingdom
- Good FridayFri, Apr 3
- Early May Bank HolidayMon, May 4
- Spring Bank HolidayMon, May 25
- Christmas DayFri, Dec 25
- St. Stephen's DayMon, Dec 28
About these zones
Brasília uses Brasilia Time (BRT). To call Brazil, dial +55.
Greenwich Mean Time is also known as GMT, or BST. To call United Kingdom, dial +44.
Greenwich Mean Time is approximately 5,450 miles northeast of Brasília.
Quick reference
Full 24-hour conversion table — tap any time to open it in the converter.
| Brasília | GMT | Day |
|---|---|---|
| 12:00 am | 4:00 am | Same day |
| 1:00 am | 5:00 am | Same day |
| 2:00 am | 6:00 am | Same day |
| 3:00 am | 7:00 am | Same day |
| 4:00 am | 8:00 am | Same day |
| 5:00 am | 9:00 am | Same day |
| 6:00 am | 10:00 am | Same day |
| 7:00 am | 11:00 am | Same day |
| 8:00 am | 12:00 pm | Same day |
| 9:00 am | 1:00 pm | Same day |
| 10:00 am | 2:00 pm | Same day |
| 11:00 am | 3:00 pm | Same day |
| 12:00 pm | 4:00 pm | Same day |
| 1:00 pm | 5:00 pm | Same day |
| 2:00 pm | 6:00 pm | Same day |
| 3:00 pm | 7:00 pm | Same day |
| 4:00 pm | 8:00 pm | Same day |
| 5:00 pm | 9:00 pm | Same day |
| 6:00 pm | 10:00 pm | Same day |
| 7:00 pm | 11:00 pm | Same day |
| 8:00 pm | 12:00 am | +1 day |
| 9:00 pm | 1:00 am | +1 day |
| 10:00 pm | 2:00 am | +1 day |
| 11:00 pm | 3:00 am | +1 day |
Daylight saving time
Greenwich Mean Time observes daylight saving time; Brasília does not. The offset between the two zones changes when Greenwich Mean Time transitions: on Sunday, October 25, 2026, clocks fall back from BST to GMT.
See the daylight saving time page for transition dates across every time zone.
Daylight today
- Sunrise
- 6:36 AM
- Sunset
- 5:48 PM
- Day length
- 11h 12m
- Sunrise
- 4:45 AM
- Sunset
- 9:17 PM
- Day length
- 16h 32m
Daylight overlap: 10h 41m — 6:36 AM–5:17 PM in Brasília (10:36 AM–9:17 PM in Greenwich Mean Time). Both locations are in daylight during this window.
Cities in these zones
Other cities in Brasilia Time
Cities in Greenwich Mean Time
Browse all cities to see the current local time anywhere.
Airports in these zones
Airports in Brasilia Time
- CGH
- GRU
- GIG
- SDU
- CNF
- BSB
- CWB
- GYN
- POA
Airports in Greenwich Mean Time
- LCY
- LGW
- LHR
- LTN
- STN
- BHX
- EMA
- GLA
- PIK
- LBA
Related conversions
Common conversions
- What is 9:00 am Brasília in GMT?
- 9:00 am Brasília is 1:00 pm GMT.
- What is 12:00 pm Brasília in GMT?
- 12:00 pm Brasília is 4:00 pm GMT.
- What is 12:30 pm Brasília in GMT?
- 12:30 pm Brasília is 4:30 pm GMT.
- What is 2:00 pm Brasília in GMT?
- 2:00 pm Brasília is 6:00 pm GMT.
- What is 5:00 pm Brasília in GMT?
- 5:00 pm Brasília is 9:00 pm GMT.
- What is 11:30 pm Brasília in GMT?
- 11:30 pm Brasília is 3:30 am GMT, the next day.