conversions
EST to IST Converter
Last updated: May 31, 2026
Written by Blake Boege
An EST to IST timezone converter maps time offsets between the US Eastern zone and India Standard Time, tracking daylight saving changes.
Convert Eastern Time (EST/EDT) to India Standard Time (IST). Check current time zones, offsets, and view the hourly conversion table.
Quick Answer
Convert Eastern Time (EST/EDT) to India Standard Time (IST). EST is 9.5 or 10.5 hours behind India Time depending on US daylight saving status.
Convert time from EST
Current Live Offset: IST is 9.5 hours ahead of EST.
Select any custom hour or date above to compute the corresponding time in IST.
Time in IST (IST)
10:32 AM
Sunday, May 31, 2026
EDT to IST Time Conversion Table
| Time in EDT | Time in IST |
|---|---|
| 12:00 AM | sm9:30 AMsm |
| 3:00 AM | sm12:30 PMsm |
| 6:00 AM | sm3:30 PMsm |
| 9:00 AM | sm6:30 PMsm |
| 12:00 PM | sm9:30 PMsm |
| 3:00 PM | sm12:30 AMsm (smJun 1) |
| 6:00 PM | sm3:30 AMsm (smJun 1) |
| 9:00 PM | sm6:30 AMsm (smJun 1) |
How it works
To convert time from EDT (Eastern Standard Time (EST) / Eastern Daylight Time (EDT)) to IST (India Standard Time (IST)), calculate the offset difference between the two timezones.
Current Timezone Offset
smIST is 9.5 hours ahead of smEDT.
Calculation Rules
Formula: Time in IST = Time in EDT + 9.5 hours
Current Time Offset between EST and IST
The current relationship between Eastern Standard Time (EST) / Eastern Daylight Time (EDT) and India Standard Time (IST) is that smIST is 9.5 hours ahead of smEDT. The offsets dynamically update depending on whether Daylight Saving Time (DST) is active in the United States.
How to convert EST to IST
To convert any local time between these zones, find the offset difference and shift the hours accordingly. If you cross a midnight boundary, the calendar date will shift forward or backward by one day.
Why Times Differ Between Regions
Time zones are structured based on longitudinal divisions around the globe, with solar noon aligning roughly with 12:00 PM local time. Daylight saving policies cause offsets to shift.
Related Calculators
More tools from Conversions
Frequently asked questions
Currently, smsmIST is 9.5 hours ahead of smEDT. For example, when it is 12:00 PM in smEDT, it is sm9.5:00 smPM in smIST.
Yes. Because IST does not observe Daylight Saving Time, while the corresponding US timezone does, the offset changes by 1 hour twice a year when the US shifts between Standard Time and Daylight Saving Time.
To convert smEDT to smIST, you simply smadd sm9.5 hoursms smto the current smEDT time. For example, if it is 3:00 PM smEDT, you smadd sm9.5 hoursms to get sm0.5:00 PM in smIST.
Related calculators
Conversions
IST to EST
Convert India Standard Time (IST) to Eastern Standard Time (EST) with daylight saving tracking (EDT). Features current live clocks and an interactive converter.
Conversions
EST to PST
Convert Eastern Standard Time (EST) to Pacific Standard Time (PST) with daylight saving tracking (EDT/PDT). Features current live clocks and an interactive converter.
Conversions
EST to MST
Convert Eastern Standard Time (EST) to Mountain Standard Time (MST) with daylight saving tracking (EDT/MDT). Features current live clocks and an interactive converter.
Education
Time Calculator
Calculate time math with three modes: find the duration between two times, add or subtract a duration from a clock time, or add or subtract two durations. Works as a time calculator, time duration calculator, duration calculator, hours calculator, minutes calculator, elapsed time calculator, clock time calculator, add time calculator, subtract time calculator, and time between two times calculator.
Converters
Time Unit Converter
Convert between milliseconds, seconds, minutes, hours, days, weeks, months, and years. Months and years use documented average lengths.