GMT to IST time converter
India Standard Time (IST) is 5 hours 30 minutes ahead of Greenwich Mean Time (GMT) all year round. Use the grid below to line up Greenwich and New Delhi: drag the cursor across the day, and working hours (9 AM–5 PM) are highlighted in every row so you can spot a slot that suits both sides.
Right now it is 09:43 UTC in Greenwich and 15:13 IST in New Delhi.
Tue, Oct 20
UTC home
09:43
Tue, Oct 20 · UTC+0
Kolkata
15:13
Tue, Oct 20 · UTC+5:30
2/10 zones · drag the tape, scroll sideways or use the arrow keys; Home jumps back to now.
GMT to IST: frequently asked
What is the time difference between GMT and IST?
India Standard Time (IST) is 5 hours 30 minutes ahead of Greenwich Mean Time (GMT) all year round.
What time is 9 AM GMT in IST?
9:00 AM GMT is 2:30 PM IST.
When do working hours overlap between Greenwich and New Delhi?
Both sides are within 9:00 AM–5:00 PM working hours between 9:00 AM and 11:30 AM GMT (2:30 PM to 5:00 PM IST).