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Convert IST (Mumbai) to EST/EDT (New York)

Convert IST to EST with an hour-by-hour table

  • Hour-by-hour table
  • Warns on clock changes
  • Runs on your device

11:06=01:36

Kolkata (UTC+05:30) → New York (EDT), 2026-10-26

New York is 9:30 hours and minutes behind
Working hours
09:00–17:00 in Kolkata is 23:30–07:30 in New York.
Good time to call
Kolkata and New York share no working hour — one of you is always outside 09:00–17:00.

The difference is -9:30 right now, but it does not hold all year:

  • 1 Nov 2026 to 14 Mar 2027: -10:30
  • New York moves its clocks back on 1 Nov 2026, 02:00 → 01:00 (6 days away).

Kolkata to New York, hour by hour

One row every 60 minutes

Every time of day in Kolkata and the same moment in New York.
KolkataNew YorkDay
00:0014:30Previous day
01:0015:30Previous day
02:0016:30Previous day
03:0017:30Previous day
04:0018:30Previous day
05:0019:30Previous day
06:0020:30Previous day
07:0021:30Previous day
08:0022:30Previous day
09:0023:30Previous day
10:0000:30Same day
11:0001:30Same day
12:0002:30Same day
13:0003:30Same day
14:0004:30Same day
15:0005:30Same day
16:0006:30Same day
17:0007:30Same day
18:0008:30Same day
19:0009:30Same day
20:0010:30Same day
21:0011:30Same day
22:0012:30Same day
23:0013:30Same day
What to do
Mode
Mode
Time zones
From
KolkataUTC+05:30
To
New YorkUTC-04:00
Date and time
Date
Time

The time in the source zone. Enter one that does not exist and the tool says so.

Clock
Clock
Conversion table
Row spacing
Row spacing

How far apart the rows of the table are.

Clock changes
Clock changes

What to do when a time does not exist, or happens twice, because clocks changed.

Take it with you
Export and share
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Why Convert IST (Mumbai) to EST/EDT (New York)?

Converting IST (Mumbai) to EST/EDT (New York) enables international communication, facilitates scheduling across time zones, supports business operations, and ensures accurate time coordination between these regions.

Benefits of Time Zone Conversion

  • International Communication: Coordinate meetings and calls across time zones
  • Scheduling: Plan events and appointments accurately
  • Business Operations: Support global business operations
  • Travel Planning: Plan travel and adjust to local time
  • Time Coordination: Ensure accurate time coordination

How to use this converter

  1. Enter date and time

    Enter the date and time in IST (Mumbai), or click "Set to now" for the current moment.

  2. View converted time

    The same instant is shown in EST/EDT (New York). Conversion runs on your device; no server is used.

  3. Copy or export

    Use Copy to paste the result elsewhere, or ISO 8601 (UTC) for a standard UTC timestamp.

IST (Mumbai) vs EST/EDT (New York): Understanding the Difference

Understanding the differences between IST (Mumbai) and EST/EDT (New York) helps you coordinate time across these time zones.

IST (Mumbai) Characteristics

  • IANA identifier: Asia/Kolkata
  • Current offset: UTC+5:30
  • DST: No DST

EST/EDT (New York) Characteristics

  • IANA identifier: America/New_York
  • Current offset: UTC-4
  • DST: Yes (EDT in summer)

Quick reference

Time difference: -9 hours 30 min — EST is 9 hours 30 min behind IST

IST (Mumbai) vs EST/EDT (New York): Understanding the Difference
Time zoneIANA identifierCurrent offsetDST
IST (Mumbai)Asia/KolkataUTC+5:30No DST
EST/EDT (New York)America/New_YorkUTC-4Yes (EDT in summer)

Technical note

Times you type are read as local time in the selected zone. Conversions use the IANA time zone rules your device already carries for its own clock, so results agree with your operating system rather than with a server. For anything legally binding, confirm with an authoritative source.

Clock Changes for IST and EST

The dates below are worked out when this page is built, from the same time zone rules the converter uses. Nothing here is written down, so nothing here can be a year out of date.

  • New York moves its clocks back on 1 Nov 2026, 02:00 → 01:00 (6 days away).
  • New York moves its clocks forward on 14 Mar 2027, 02:00 → 03:00 (139 days away).

Weeks when the difference is not its usual one

The difference is -9:30 right now, but it does not hold all year:

  • 1 Nov 2026 to 14 Mar 2027: -10:30

When to Convert IST (Mumbai) to EST/EDT (New York)

Convert IST (Mumbai) to EST/EDT (New York) when you need to coordinate time between these regions, schedule international meetings, or plan travel.

Ideal Use Cases

  • International Meetings: Schedule meetings between these time zones
  • Business Operations: Coordinate business activities across time zones
  • Travel Planning: Plan travel and adjust to local time
  • Communication: Coordinate calls and communications
  • Event Scheduling: Schedule events across time zones

When to convert IST (Mumbai) to EST/EDT (New York)

  • Meetings: Schedule calls and events across IST (Mumbai) and EST/EDT (New York).
  • Travel: See local time at your destination before you go.
  • Work: Coordinate with remote teams or clients in the other time zone.
  • Events: Publish start times in both zones so everyone sees the correct local time.

Example Conversions: What Time Is X in EST?

Common searches: 8 PM IST in EST, 9 AM IST in EST, what time is 5 PM IST in EST. Use the converter above to enter any time in IST (Mumbai) and see the equivalent in EST/EDT (New York) instantly. The conversion is second-accurate and accounts for daylight saving time.

Time Zone Conversion Facts

Understanding these facts helps you make better use of time zone conversion tools.

Key Statistics

  • Current time difference: -9 hours 30 min (IST to EST)
  • Time difference varies with daylight saving time where applicable
  • Conversion accounts for daylight saving time changes automatically
  • Our converter uses the IANA time zone database for second-accurate results
  • Real-time conversion ensures accuracy
  • Time zones are based on geographic location and political boundaries

Best Practices

Follow these guidelines to achieve accurate time zone conversion results.

Quality Considerations

  • Verify daylight saving time status for both time zones
  • Check current time difference before scheduling
  • Consider daylight saving time transitions
  • Use real-time conversion for accuracy
  • Double-check conversions for important events

When Not to Use

  • Don't use for historical dates without verifying daylight saving time
  • Avoid using for dates far in the future (DST rules may change)
  • If precise time is critical, verify with official sources
  • Don't use for legal or official time requirements

Other Converters for These Zones

Every link here has its own page. The converter at the top of this page also handles any other combination of over four hundred zones.

Frequently asked questions

What is the time difference between IST and EST?

EST is 9 hours 30 min behind IST. The difference varies with daylight saving time. Use the converter above to see the exact difference for any date and time.

Is the conversion accurate?

Yes. The tool uses the IANA time zone database (same as most operating systems and programming languages). Daylight saving time (DST) and historical offset changes are applied automatically. Conversion is second-accurate.

Is my data sent to a server?

No. It all runs on your device, not our servers.

What is ISO 8601 (UTC)?

It is a standard format for a single moment in time, expressed in UTC (e.g. 2025-02-02T14:30:00.000Z). Useful for APIs, contracts, and storing timestamps in a time-zone-neutral way.

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