New York
Mumbai
Convert EST to IST
Eastern Standard Time to India Standard Time — Mumbai is 9.5 hours ahead of New York
Quick Facts
Time Difference
+9.5 hours
EST Full Name
Eastern Standard Time
IST Full Name
India Standard Time
EST to IST Conversion Table
Related Conversions
About EST and IST Time Zones
EST (Eastern Standard Time) is UTC-5 and covers cities like New York, Washington D.C., Miami. IST (India Standard Time) is UTC+5:30 and covers cities like Mumbai, Delhi, Bangalore.
When it's 12:00 PM (noon) in New York (EST), it's 9:30 PM in Mumbai (IST). The time difference between EST and IST is 9.5 hours — Mumbai is ahead of New York.
The 10.5-hour difference makes real-time overlap challenging — early morning calls (7–9 AM EST) work best.
Daylight Saving Time
EST observes Daylight Saving Time and becomes EDT (Eastern Daylight Time) during summer months, shifting clocks forward by 1 hour to UTC-4.
During DST transitions, the time difference between EST and IST may shift by ±1 hour. Always verify the current offset above for the most accurate conversion.
Use our world clock tool to compare New York and Mumbai with a visual timeline, or browse more timezone conversions.
Frequently Asked Questions
What is the time difference between EST and IST?
Mumbai (IST) is 9.5 hours ahead of New York (EST). The offset is +9.5 hours.
Is IST ahead or behind EST?
IST is 9.5 hours ahead of EST. EST is UTC-4 and IST is UTC+5:30.
When it's 12:00 PM in New York, what time is it in Mumbai?
When it's 12:00 PM (noon) in New York (EST), it's 9:30 PM in Mumbai (IST).
When it's 5:00 PM in New York, what time is it in Mumbai?
When it's 5:00 PM in New York (EST), it's 2:30 AM in Mumbai (IST).
Does EST change for Daylight Saving Time?
Yes. EST (Eastern Standard Time, UTC-5) becomes EDT (Eastern Daylight Time, UTC-4) in summer, shifting clocks forward 1 hour.