Time in BST and IST
The time difference between Bangladesh Standard Time (BST) and Indian Standard Time (IST) is 30 minutes. Indian Standard Time is 30 minutes behind Bangladesh Standard Time.
This means 9am BST is 8:30am IST and 5pm BST is 4:30pm IST.
Bangladesh Standard Time
- The current local time in BST is 11:29 pm (July 18, 2026)
- BST time zone offset is UTC+06:00
Indian Standard Time
- The current local time in IST is 10:59 pm (July 18, 2026)
- IST time zone offset is UTC+05:30
How to convert Bangladesh Standard Time to Indian Standard Time?
Subtract 30 minutes from Bangladesh Standard Time to get Indian Standard Time.
Time in BST
00:00
Time in IST
00:00
Use the slider above to convert Bangladesh Standard Time to Indian Standard Time and view the day and night map at different times.
Day–night colors on the map:
Day
Civil twilight
Nautical twilight
Astronomical twilight
NightTime Conversion Chart
| BST | IST |
|---|---|
| 12am | 11:30pm |
| 1am | 0:30am |
| 2am | 1:30am |
| 3am | 2:30am |
| 4am | 3:30am |
| 5am | 4:30am |
| 6am | 5:30am |
| 7am | 6:30am |
| 8am | 7:30am |
| 9am | 8:30am |
| 10am | 9:30am |
| 11am | 10:30am |
| 12pm | 11:30am |
| 1pm | 12:30pm |
| 2pm | 1:30pm |
| 3pm | 2:30pm |
| 4pm | 3:30pm |
| 5pm | 4:30pm |
| 6pm | 5:30pm |
| 7pm | 6:30pm |
| 8pm | 7:30pm |
| 9pm | 8:30pm |
| 10pm | 9:30pm |
| 11pm | 10:30pm |