EST to IST to UTC For most of the year, EDT is 9 hours and 30 minutes behind IST. During seasonal clock changes, EST is 10 hours and 30 minutes behind IST. For most of the year, working hours of 9:00 am to 5:00 pm in EDT correspond to 6:30 pm to 2:30 am (next day) in IST. During seasonal clock changes, working hours of 9:00 am to 5:00 pm in EST correspond to 7:30 pm to 3:30 am (next day) in IST. For most of the year, EDT is 4 hours behind UTC. During seasonal clock changes, EST is 5 hours behind UTC. For most of the year, working hours of 9:00 am to 5:00 pm in EDT correspond to 1:00 pm to 9:00 pm in UTC. During seasonal clock changes, working hours of 9:00 am to 5:00 pm in EST correspond to 2:00 pm to 10:00 pm in UTC. Compare EST time with IST and UTC time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times. Time Difference Eastern Standard Time is 10 hours and 30 minutes behind India Standard Time and 5 hours behind Universal Time Coordinated 7:00 am 07:00 in EST is 5:30 pm 17:30 in IST and is 12:00 pm 12:00 in UTC EST to IST call time Best time for a conference call or a meeting is between 7:30am-8:30am in EST which corresponds to 6pm-7pm in IST EST to UTC call time Best time for a conference call or a meeting is between 9am-12pm in EST which corresponds to 2pm-5pm in UTC 7:00 am 07:00 Eastern Standard Time (EST). Offset UTC -5:00 hours 5:30 pm 17:30 India Standard Time (IST). Offset UTC +5:30 hours 12:00 pm 12:00 Universal Time Coordinated (UTC). Offset UTC 0:00 hours 7:00 am 07:00 EST / 5:30 pm 17:30 IST / 12:00 pm 12:00 UTC Eastern Standard Time Offset: EST is 5 hours behind Greenwich Mean Time (GMT) and is used in North America Countries using this time zone: Bahamas, Canada, Haiti, Jamaica, Cayman Islands, Mexico, Panama, Turks & Caicos Is, United States Principal Cities: The largest city in the EST time zone is New York City in the United States, with about 8.175 million people. Other major cities in this time zone include Toronto, Montreal, Brooklyn, Borough of Queens. French: HNE - Heure Normale de l'Est Spanish: ET - Tiempo del Este, ET - Zona Sureste Daylight Saving: This is a standard time zone. During summer, some places set clocks forward one hour for daylight saving time and observe Eastern Daylight Time (EDT). Start: Eastern Standard Time (EST) started on Sunday, November 2 , 2025 at 2:00 am local time and clocks were set one hour back to Sunday, November 2, 2025, 1:00 am. Standard time starts annually on the first Sunday of November. End: Eastern Standard Time (EST) ends on Sunday, March 8 , 2026 at 2:00 am local time and clocks are set one hour forward to Sunday, March 8, 2026, 3:00 am local daylight time instead. Standard time ends annually on the second Sunday of March. EST representations, usage and related time zones -05 - basic short -05:00 - extended -0500 - sign character (-) followed by a four digit time providing hours (05) and minutes (00) of the offset. Indicates an offset of five hours to the west of the zero meridian. Romeo - Military abbreviation for EST R - short form of 'Romeo' America/Atikokan America/Coral_Harbour America/Detroit America/Fort_Wayne America/Grand_Turk America/Indiana/Indianapolis America/Indiana/Marengo America/Indiana/Petersburg America/Indiana/Vevay America/Indiana/Vincennes America/Indiana/Winamac America/Indianapolis America/Iqaluit America/Jamaica America/Kentucky/Louisville America/Kentucky/Monticello America/Louisville America/Montreal

America/New_York America/Nipigon America/Pangnirtung America/Port-au-Prince America/Thunder_Bay America/Toronto US/East-Indiana CDT - Central Daylight Time EST - Eastern Standard Time ET - Eastern Time COT - Colombia Time CST - Cuba Standard Time EASST - Easter Island Summer Time ECT - Ecuador Time PET - Peru Time R - Romeo Time Zone India Standard Time Offset: IST is 5 hours and 30 minutes ahead Greenwich Mean Time (GMT) and is used in Asia Countries using this time zone: India Principal Cities: The largest city in the IST time zone is Mumbai in India, with about 12.692 million people. Other major cities in this time zone include Delhi, Bangalore, Kolkata, Chennai. Daylight Saving: Clocks in India Standard Time (IST) do not change for daylight saving time, so IST stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter. IST representations, usage and related time zones +05:30 - extended +0530 - sign character (+) followed by a four digit time providing hours (05) and minutes (30) of the offset. Indicates an offset of five hours and thirty minutes to the east of the zero meridian. India Standard Time - UTC +5:30 Irish Standard Time - UTC +1 Israel Standard Time - UTC +2 Universal Time Coordinated Offset: UTC is 0 hours ahead Greenwich Mean Time (GMT) and is used in Universal Coordinated Universal Time (UTC) is the world time standard that regulates clocks and time. It is successor to Greenwich Mean Time (GMT). For casual use, UTC is the same as GMT, but is used by the scientific community. UTC is the time standard commonly used across the world since 1972. It is used in many technical fields, like aviation industry and meteorologists, also used to synchronize time across internet networks. UTC representations, usage and related time zones Z - is the zone designator for the zero UTC/GMT offset, also known as 'Zulu' time +00 - basic short +00:00 - extended +0000 - sign character (+) followed by a four digit time providing hours (00) and minutes (00) of the offset. Indicates the zero UTC/GMT offset. Zulu - Military abbreviation for UTC Z - short form of 'Zulu' EGST - Eastern Greenland Summer Time GMT - Greenwich Mean Time WET - Western European Time AZOST - Azores Summer Time UTC - Universal Time Coordinated WT - Western Sahara Standard Time Z - Zulu Time Zone