Mumbai
São Paulo
Convert IST to BRT
India Standard Time to Brasília Time — São Paulo is 8.5 hours behind Mumbai
Quick Facts
Time Difference
-8.5 hours
IST Full Name
India Standard Time
BRT Full Name
Brasília Time
IST to BRT Conversion Table
Related Conversions
About IST and BRT Time Zones
IST (India Standard Time) is UTC+5:30 and covers cities like Mumbai, Delhi, Bangalore. BRT (Brasília Time) is UTC-3 and covers cities like São Paulo, Rio de Janeiro, Brasília.
When it's 12:00 PM (noon) in Mumbai (IST), it's 3:30 AM in São Paulo (BRT). The time difference between IST and BRT is 8.5 hours — São Paulo is behind Mumbai.
The 8.5-hour difference makes real-time overlap challenging — early morning calls (7–9 AM IST) work best.
Use our world clock tool to compare Mumbai and São Paulo with a visual timeline, or browse more timezone conversions.
Frequently Asked Questions
What is the time difference between IST and BRT?
São Paulo (BRT) is 8.5 hours behind Mumbai (IST). The offset is -8.5 hours.
Is BRT ahead or behind IST?
BRT is 8.5 hours behind IST. IST is UTC+5:30 and BRT is UTC-3.
When it's 12:00 PM in Mumbai, what time is it in São Paulo?
When it's 12:00 PM (noon) in Mumbai (IST), it's 3:30 AM in São Paulo (BRT).
When it's 5:00 PM in Mumbai, what time is it in São Paulo?
When it's 5:00 PM in Mumbai (IST), it's 8:30 AM in São Paulo (BRT).