London Time is 5 hours and 30 minutes behind IST during GMT (winter) or 4 hours and 30 minutes behind IST during BST (summer)
What is the time difference between IST and London?
The time difference between Indian Standard Time (IST) and London depends on whether Daylight Saving Time is in effect. During standard time (GMT), London is 5 hours and 30 minutes behind IST. During daylight time (BST), London is 4 hours and 30 minutes behind IST.