IST to BRT
Converting a fixed time. Asia/Kolkata → America/Sao_Paulo
5:00 pm in IST is
8:30 am in BRT.
17:00 → 08:30 on a 24-hour clock ·
IST → UTC-3
IST now
9:08pm
IST · UTC+5:30
Asia/Kolkata
Clocks here do not change — this zone stays on the same offset all year.
BRT now
12:38pm
UTC-3 · UTC-3
America/Sao_Paulo
Clocks here do not change — this zone stays on the same offset all year.
Convert a specific time minutes work, not just whole hours
Hour by hour
| IST | BRT | 24h | Good to call? |
|---|---|---|---|
| 12am | 3pm Wed | 00:00 → 15:30 | asleep in IST |
| 1am | 4pm Wed | 01:00 → 16:30 | asleep in IST |
| 2am | 5pm Wed | 02:00 → 17:30 | asleep in IST |
| 3am | 6pm Wed | 03:00 → 18:30 | asleep in IST |
| 4am | 7pm Wed | 04:00 → 19:30 | asleep in IST |
| 5am | 8pm Wed | 05:00 → 20:30 | asleep in IST |
| 6am | 9pm Wed | 06:00 → 21:30 | asleep in IST |
| 7am | 10pm Wed | 07:00 → 22:30 | asleep in BRT |
| 8am | 11pm Wed | 08:00 → 23:30 | asleep in BRT |
| 9am | 12am | 09:00 → 00:30 | asleep in BRT |
| 10am | 1am | 10:00 → 01:30 | asleep in BRT |
| 11am | 2am | 11:00 → 02:30 | asleep in BRT |
| 12pm | 3am | 12:00 → 03:30 | asleep in BRT |
| 1pm | 4am | 13:00 → 04:30 | asleep in BRT |
| 2pm | 5am | 14:00 → 05:30 | asleep in BRT |
| 3pm | 6am | 15:00 → 06:30 | asleep in BRT |
| 4pm | 7am | 16:00 → 07:30 | awake, not at work |
| 5pm | 8am | 17:00 → 08:30 | awake, not at work |
| 6pm | 9am | 18:00 → 09:30 | awake, not at work |
| 7pm | 10am | 19:00 → 10:30 | awake, not at work |
| 8pm | 11am | 20:00 → 11:30 | awake, not at work |
| 9pm now | 12pm | 21:00 → 12:30 | awake, not at work |
| 10pm | 1pm | 22:00 → 13:30 | asleep in IST |
| 11pm | 2pm | 23:00 → 14:30 | asleep in IST |
Call times
There is no hour when both places are inside normal working hours. The least bad slot is usually early morning at the western end.
12am
3pm
3pm
1am
4pm
4pm
2am
5pm
5pm
3am
6pm
6pm
4am
7pm
7pm
5am
8pm
8pm
6am
9pm
9pm
7am
10pm
10pm
8am
11pm
11pm
9am
12am
12am
10am
1am
1am
11am
2am
2am
12pm
3am
3am
1pm
4am
4am
2pm
5am
5am
3pm
6am
6am
4pm
7am
7am
5pm
8am
8am
6pm
9am
9am
7pm
10am
10am
8pm
11am
11am
9pm
12pm
12pm
10pm
1pm
1pm
11pm
2pm
2pm
both at work
work hours here
awake
asleep
Questions people ask
What time is it in BRT when it is 5:00 pm in IST?
8:30 am in BRT the same day.
How many hours ahead is BRT of IST?
BRT is 8 hours 30 minutes behind IST. Neither place changes its clocks, so that gap is the same all year. The table on this page is recalculated for today, so it is already correct for the current season.
What is the best time to call between IST and BRT?
There is no hour when both places are inside normal working hours. The least bad slot is usually early morning at the western end.