IST to BRT
Brasília Time (BRT) is 8 hours 30 minutes behind India Standard Time (IST) all year: 9:00 AM IST is 12:30 AM BRT.
BRT vs IST over the next 12 months
| Period | BRT is | Example |
|---|---|---|
| Oct 23, 2026 onwards | 8 hours 30 minutes behind | 9:00 AM IST = 12:30 AM BRT |
IST to BRT conversion table
Every hour of a weekday around Oct 23, 2026, in both zones.
| India Standard Time | Brasília Time |
|---|---|
| 12:00 AM | 3:30 PM (previous day) |
| 1:00 AM | 4:30 PM (previous day) |
| 2:00 AM | 5:30 PM (previous day) |
| 3:00 AM | 6:30 PM (previous day) |
| 4:00 AM | 7:30 PM (previous day) |
| 5:00 AM | 8:30 PM (previous day) |
| 6:00 AM | 9:30 PM (previous day) |
| 7:00 AM | 10:30 PM (previous day) |
| 8:00 AM | 11:30 PM (previous day) |
| 9:00 AM | 12:30 AM |
| 10:00 AM | 1:30 AM |
| 11:00 AM | 2:30 AM |
| 12:00 PM | 3:30 AM |
| 1:00 PM | 4:30 AM |
| 2:00 PM | 5:30 AM |
| 3:00 PM | 6:30 AM |
| 4:00 PM | 7:30 AM |
| 5:00 PM | 8:30 AM |
| 6:00 PM | 9:30 AM |
| 7:00 PM | 10:30 AM |
| 8:00 PM | 11:30 AM |
| 9:00 PM | 12:30 PM |
| 10:00 PM | 1:30 PM |
| 11:00 PM | 2:30 PM |
Best time for a meeting
There is no 9-to-5 overlap; within an 8 AM–8 PM day the zones overlap for 3 hours 30 minutes on a weekday: 4:30 PM–8:00 PM IST, which is 8:00 AM–11:30 AM BRT.
Comparing more than two places? The meeting planner lines up working hours for up to six cities.
Daylight saving time
Neither IST nor BRT changes its clocks, so the difference is the same all year.
Where these clocks are used
- India Standard Time (IST): all of India: Mumbai, Delhi, Bengaluru, Chennai. IANA zone
Asia/Kolkata. - Brasília Time (BRT): São Paulo, Rio de Janeiro, Brasília. IANA zone
America/Sao_Paulo.
Questions
What time is it in BRT when it is 9 AM IST?
On Oct 23, 2026, 9:00 AM IST is 12:30 AM BRT.
How many hours behind IST is BRT?
BRT is always 8 hours 30 minutes behind IST.
Do IST and BRT observe daylight saving time?
India Standard Time stays on UTC+5:30 all year. Brasília Time stays on UTC−3 all year.
What is the best time for a meeting between IST and BRT?
There is no 9-to-5 overlap; within an 8 AM–8 PM day the zones overlap for 3 hours 30 minutes on a weekday: 4:30 PM–8:00 PM IST, which is 8:00 AM–11:30 AM BRT.
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Related conversions
- BRT to IST (reverse)
- IST to EST
- IST to CST
- IST to MST
- IST to PST
- IST to UTC
- IST to GMT
- IST to CET
- IST to SGT
- IST to JST
- IST to AEST
- IST to AKST
- All time zones
Computed from the IANA time zone database on Oct 23, 2026. Live clocks and the converter use your browser's copy of the same data.