Updating current time…

UTC+9

12am

3am

6am

9am

12pm

3pm

6pm

9pm

EDT/EST

Eastern Daylight Time

UTC−4

12am

3am

6am

9am

12pm

3pm

6pm

9pm

Eastern Time is on daylight saving time: EDT (UTC−4) until Sun, Nov 1.

Use EST all year (UTC−5)

Quick answers

Selected conversion

9:00 pm21:00 I (UTC+9), Oct 12, 2026 = 8:00 am08:00 EDT (UTC-4), Oct 12, 2026

I is 13 hours ahead of EDT.

I and EST (US winter time, UTC-5) examples

These examples always use I (UTC+9) and EST (UTC-5). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.

I is 14 hours ahead of EST.

EST is US Eastern winter time (early November to mid-March). The rest of the year New York uses EDT (UTC-4), one hour later. For Eastern Time that follows daylight saving time, use I to ET. For daylight-time examples, use I to EDT.

How the time difference changes

For most of the year, I is 13 hours ahead of EDT. From Nov 1, 2026 to Mar 14, 2027, I is 14 hours ahead of EST.

For most of the year, working hours of 9:00 am to 5:00 pm in I correspond to 8:00 pm (previous day) to 4:00 am in EDT. At other times of the year, working hours of 9:00 am to 5:00 pm in I correspond to 7:00 pm (previous day) to 3:00 am in EST.For most of the year, working hours of 09:00 to 17:00 in I correspond to 20:00 (previous day) to 04:00 in EDT. At other times of the year, working hours of 09:00 to 17:00 in I correspond to 19:00 (previous day) to 03:00 in EST.

Compare I time with EST time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

India Time Zone is 13 hours ahead of Eastern Daylight Time.
9:00 pm21:00 in I is 8:00 am08:00 in EDT

I to EDT call time
Best time for a conference call or a meeting is between 7am-8am07:00-08:00 in I which corresponds to 6pm-7pm18:00-19:00 in EDT (previous day). Their 9am–5pm09:00–17:00 working hours do not overlap; this is a suggested compromise.

9:00 pm21:00 India Time Zone (I). Offset UTC +9:00 hours
8:00 am08:00 Eastern Daylight Time (EDT). Offset UTC -4:00 hours

9:00 pm21:00 I / 8:00 am08:00 EDT

Choose an hour to update the converter. Day labels such as “next day” or “+1” are relative to the selected date in the first column. Use Up and Down arrow keys, Home or End to move between hours, then Enter or Space to select.

Hourly time comparison
I	EDT
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India Time Zone

Offset: I is 9 hours ahead of Greenwich Mean Time (GMT).

Daylight Saving: Clocks in India Time Zone (I) do not change for daylight saving time, so I stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.

Map of the areas on India Time Zone (I) — I all year
Open the world time zone map © OpenStreetMap

I representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data

+09 - basic short
+0900 - basic
+09:00 - extended

Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers

+0900 - sign character (+) followed by a four digit time providing hours (09) and minutes (00) of the offset. Indicates an offset of nine hours to the east of the zero meridian.

Military/NATO: Used by the U.S. military, Chinese military and others

India - Military abbreviation for I
I - short form of 'India'

Time zones with the GMT +9 offset:

AWDT - Australian Western Daylight Time
CHOST - Choibalsan Summer Time
I - India Time Zone
IRKST - Irkutsk Summer Time
JST - Japan Standard Time
KST - Korea Standard Time
PWT - Palau Time
TLT - East Timor Time
ULAST - Ulaanbaatar Summer Time
WIT - Eastern Indonesian Time
YAKT - Yakutsk Time

Eastern Standard Time

Offset: EST is 5 hours behind Greenwich Mean Time (GMT).

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 8.804 million people. Other major cities in this time zone include Toronto, Montréal, Philadelphia, Port-au-Prince.

French: HNE - Heure Normale de l'Est

Spanish: ET - Tiempo del Este, ET - Zona Sureste

Map of the areas on Eastern Standard Time (EST) — EST all year EST part of the year
Today the lighter areas are on UTC−4 (EDT).
Open the world time zone map © OpenStreetMap

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).

End: Eastern Standard Time (EST) ended on Sunday, March 8, 2026 at 2:00 am02:00 local time and clocks were set one hour forward to Sunday, March 8, 2026, 3:00 am03:00 local daylight time instead. Standard time ends annually on the second Sunday of March.

Start: Eastern Standard Time (EST) starts on Sunday, November 1, 2026 at 2:00 am02:00 local time and clocks are set one hour back to Sunday, November 1, 2026, 1:00 am01:00. Standard time starts annually on the first Sunday of November.

See upcoming clock changes worldwide.

EST representations, usage and related time zones