IST to GMT Converter
Convert India Standard Time (IST) to Greenwich Mean Time (GMT).
Right now, Greenwich Mean Time (BST) is 4 hours 30 minutes behind India Standard Time (IST). (IST is UTC+5:30, BST is UTC+1.)
Common IST → GMT times
IST to GMT conversion table
| India Standard Time (IST) | Greenwich Mean Time (GMT) |
|---|---|
| 12:00 AM | 7:30 PM (prev. day) |
| 1:00 AM | 8:30 PM (prev. day) |
| 2:00 AM | 9:30 PM (prev. day) |
| 3:00 AM | 10:30 PM (prev. day) |
| 4:00 AM | 11:30 PM (prev. day) |
| 5:00 AM | 12:30 AM |
| 6:00 AM | 1:30 AM |
| 7:00 AM | 2:30 AM |
| 8:00 AM | 3:30 AM |
| 9:00 AM | 4:30 AM |
| 10:00 AM | 5:30 AM |
| 11:00 AM | 6:30 AM |
| 12:00 PM | 7:30 AM |
| 1:00 PM | 8:30 AM |
| 2:00 PM | 9:30 AM |
| 3:00 PM | 10:30 AM |
| 4:00 PM | 11:30 AM |
| 5:00 PM | 12:30 PM |
| 6:00 PM | 1:30 PM |
| 7:00 PM | 2:30 PM |
| 8:00 PM | 3:30 PM |
| 9:00 PM | 4:30 PM |
| 10:00 PM | 5:30 PM |
| 11:00 PM | 6:30 PM |
Times reflect the current date and update automatically for daylight saving time.
Converting India Standard Time to Greenwich Mean Time
India Standard Time (IST) covers Mumbai, Delhi, Bangalore, while Greenwich Mean Time (GMT) covers London, Dublin, Lisbon. The current offset between them is 4 hours 30 minutes, with GMT behind IST. Because at least one of these zones observes daylight saving time, the exact difference can shift by an hour at certain times of year — this page recalculates automatically so it is always current.
Frequently asked questions
What is the time difference between IST and GMT?
GMT (Greenwich Mean Time) is currently 4 hours 30 minutes behind IST (India Standard Time).
Is GMT ahead of or behind IST?
GMT is 4 hours 30 minutes behind IST as of the current date.
What is 9:00 AM IST in GMT?
9:00 AM IST is 4:30 AM in GMT.
Does India Standard Time (IST) observe daylight saving time?
No. India Standard Time stays on IST year-round, so its offset does not change with the seasons.