Kolkata to New York Time

Kolkata is 9 hours 30 minutes ahead of New York.

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Tap a city name to search and change it (partial names work). Drag the timeline (12 hours in view, scrolls forever). Keyboard: ← → , PgUp / PgDn 1 hour, Home = now.

Kolkata time to New York time

Kolkata is 9 hours 30 minutes ahead of New York. When it is 9:00 AM in Kolkata, India, it is 11:30 PM the previous day in New York, USA. Regular 9 AM to 6 PM working hours do not overlap. The closest workable window, between 7 AM and 10 PM in both cities, is 4:30 PM to 10:00 PM in Kolkata (7:00 AM to 12:30 PM in New York).

Time difference

9 hours 30 minutes (Kolkata ahead). Kolkata uses IST; New York uses EDT.

Working-hours overlap

No shared 9 AM to 6 PM hours.

Daylight saving

Next change: Sun, Nov 1, 2026 (New York).

Kolkata to New York time conversion table

Times for Fri, Oct 9, 2026. Highlighted rows fall within 9 AM to 6 PM in both cities. Drag the live converter above for any other date.
Kolkata (IST)New York (EDT)
12:00 AM2:30 PM (previous day)
1:00 AM3:30 PM (previous day)
2:00 AM4:30 PM (previous day)
3:00 AM5:30 PM (previous day)
4:00 AM6:30 PM (previous day)
5:00 AM7:30 PM (previous day)
6:00 AM8:30 PM (previous day)
7:00 AM9:30 PM (previous day)
8:00 AM10:30 PM (previous day)
9:00 AM11:30 PM (previous day)
10:00 AM12:30 AM
11:00 AM1:30 AM
12:00 PM2:30 AM
1:00 PM3:30 AM
2:00 PM4:30 AM
3:00 PM5:30 AM
4:00 PM6:30 AM
5:00 PM7:30 AM
6:00 PM8:30 AM
7:00 PM9:30 AM
8:00 PM10:30 AM
9:00 PM11:30 AM
10:00 PM12:30 PM
11:00 PM1:30 PM

Daylight saving time

On Sun, Nov 1, 2026, New York switches from EDT to EST, so the difference becomes 10 hours 30 minutes (Kolkata ahead). On Sun, Mar 14, 2027, New York switches from EST to EDT, so the difference becomes 9 hours 30 minutes (Kolkata ahead).

How to use the meeting time converter

  1. Select either city name and search by city, time zone, abbreviation, or UTC offset.
  2. Drag the horizontal timeline, or use the arrow and Page Up/Page Down keys, to choose a moment.
  3. Read the matching time and date for both locations and use the color bands to compare working hours.

Frequently asked questions

What is the time difference between Kolkata and New York?

Kolkata is 9 hours 30 minutes ahead of New York. Kolkata currently uses IST and New York uses EDT.

When it is 9 AM in Kolkata, what time is it in New York?

It is 11:30 PM the previous day in New York.

What is the best time for a meeting between Kolkata and New York?

Regular 9 AM to 6 PM working hours do not overlap. The closest workable window, between 7 AM and 10 PM in both cities, is 4:30 PM to 10:00 PM in Kolkata (7:00 AM to 12:30 PM in New York).

Does daylight saving time affect Kolkata and New York?

On Sun, Nov 1, 2026, New York switches from EDT to EST, so the difference becomes 10 hours 30 minutes (Kolkata ahead). On Sun, Mar 14, 2027, New York switches from EST to EDT, so the difference becomes 9 hours 30 minutes (Kolkata ahead).

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