Eastern Time is 10.5 hours behind IST (EST) or 9.5 hours behind (EDT)
What is the time difference between IST and Eastern Time?
The time difference between Indian Standard Time (IST) and Eastern Time depends on whether Daylight Saving Time is in effect. During standard time (EST), Eastern Time is 10 hours and 30 minutes behind IST. During daylight time (EDT), Eastern Time is 9 hours and 30 minutes behind IST.