BST to IST Converter
IST is 4 hours 30 minutes ahead of BST. When it is 9:00 AM in BST, it is 1:30 PM in IST.
Most places that use BST are currently on GMT (UTC) until Sun, Mar 28, 2027. London is currently UTC. For local times that follow daylight saving, use the London to New Delhi converter.
Convert BST to IST
Live- BST7:27 AMThu, Nov 5
- IST11:57 AMThu, Nov 5
Thursday, November 5, 2026
BST to IST time table
| BST | IST |
|---|---|
| 12:00 AM | 4:30 AM |
| 1:00 AM | 5:30 AM |
| 2:00 AM | 6:30 AM |
| 3:00 AM | 7:30 AM |
| 4:00 AM | 8:30 AM |
| 5:00 AM | 9:30 AM |
| 6:00 AM | 10:30 AM |
| 7:00 AM | 11:30 AM |
| 8:00 AM | 12:30 PM |
| 9:00 AM | 1:30 PM |
| 10:00 AM | 2:30 PM |
| 11:00 AM | 3:30 PM |
| 12:00 PM | 4:30 PM |
| 1:00 PM | 5:30 PM |
| 2:00 PM | 6:30 PM |
| 3:00 PM | 7:30 PM |
| 4:00 PM | 8:30 PM |
| 5:00 PM | 9:30 PM |
| 6:00 PM | 10:30 PM |
| 7:00 PM | 11:30 PM |
| 8:00 PM | 12:30 AMnext day |
| 9:00 PM | 1:30 AMnext day |
| 10:00 PM | 2:30 AMnext day |
| 11:00 PM | 3:30 AMnext day |
Best time for a meeting
The best time to meet is 9:00 AM–12:30 PM in BST (1:30 PM–5:00 PM in IST), when both are within 9 AM–5 PM working hours.
Daylight saving changes
BST and IST are fixed UTC offsets, so the difference between them never changes.