Sri Lanka to New York
-9h 30mSri Lanka
ISTSOURCENew York
EDTGreen rows indicate typical business hours (9 AM - 5 PM)
IST and EDT on the World Map
The map below highlights the IST (India Standard Time) and EDT (Eastern Standard Time) timezone regions across the globe.
IST – India Standard Time
UTC+05:30India Standard Time (IST) is the time zone for India and Sri Lanka, 5 hours and 30 minutes ahead of UTC.
- •India is 10 hours 30 minutes ahead of EST and 5 hours 30 minutes ahead of GMT.
- •India uses a single time zone despite spanning 30° of longitude.
- •IST is one of only a handful of time zones with a 30-minute offset.
- •IST is the most populous single time zone in the world with over 1.4 billion people.
- •The Bombay Stock Exchange (BSE) and National Stock Exchange (NSE) operate on IST.
EST – Eastern Standard Time
UTC-05:00Eastern Standard Time (EST) is the time zone for the eastern United States and Canada, 5 hours behind UTC.
- •EST is the most widely used time zone in the United States by population.
- •The New York Stock Exchange (NYSE) and NASDAQ operate on Eastern Time, opening at 9:30 AM EST.
- •23 US states are fully or partially in the Eastern Time Zone.
- •EST was established by the Standard Time Act of 1918.
- •Over 47% of the US population lives in the Eastern Time Zone.
About New York
WikipediaNew York City, the financial capital of the world, operates on Eastern Time (EST/EDT). Home to Wall Street and the NYSE, NYC is crucial for global business coordination.
New York City has more than 800 languages spoken, making it the most linguistically diverse city in the world.
Understanding the -9h 30m Gap: Sri Lanka vs New York
Sri Lanka runs on India Standard Time (IST) at UTC+05:30. New York runs on Eastern Daylight Time (EDT) at UTC-04:00, also currently on daylight saving time. That puts Sri Lanka 9 hours 30 minutes behind New York — a difference of -9h 30m at the current offsets.
In practice, when it is 9:00 AM in Sri Lanka it is 11:30 PM in New York on the previous day. Midnight in Sri Lanka is 2:30 PM in New York.New York observes daylight saving time while Sri Lanka does not, so the gap narrows or widens by an hour part of the year.
Sri Lanka to New York time conversion table
| Sri Lanka (IST) | New York (EDT) | Day |
|---|---|---|
| 12:00 AM | 2:30 PM | previous day |
| 6:00 AM | 8:30 PM | previous day |
| 7:00 AM | 9:30 PM | previous day |
| 8:00 AM | 10:30 PM | previous day |
| 9:00 AM | 11:30 PM | previous day |
| 12:00 PM | 2:30 AM | same day |
| 3:00 PM | 5:30 AM | same day |
| 5:00 PM | 7:30 AM | same day |
| 6:00 PM | 8:30 AM | same day |
| 9:00 PM | 11:30 AM | same day |
Why people convert Sri Lanka to New York time
- Scheduling a call from Sri Lanka to New York: a 10:00 AM start in Sri Lanka lands at 12:30 AM in New York, so you can confirm the slot without doing the arithmetic yourself.
- Handling a -9h 30m gap: Sri Lanka and New York have no overlap inside a normal 9-to-5 day, so real-time meetings need an early-morning or late-evening slot on one side. 9:00 AM in New York is 11:30 PM in Sri Lanka.
- Watching a live event or market open: Sri Lanka viewers need 11:30 PM in New York to catch a 9:00 AM start there, and 9:30 AM if the event is anchored to Sri Lanka.
- Always state the zone abbreviation, not just the hour. "3:00 PM IST" is unambiguous; "3 PM" across a -9h 30m gap is not.
- With a -9h 30m gap there is no shared 9-to-5 window, so alternate the early start: one week Sri Lanka takes the early slot, the next week New York does.
- New York: Clocks fall back on Sun, Nov 1, 2026. Any meeting series spanning that date will shift by an hour in local time.
About IST (India Standard Time)
India Standard Time (IST) is the time observed throughout India and Sri Lanka. It is based on the 82.5°E meridian, passing through Mirzapur in Uttar Pradesh. India uses a single time zone despite spanning roughly 30° of longitude, which has been debated. IST does not observe daylight saving time. India is the world's most populous country, making IST one of the most-used time zones globally. The IT outsourcing industry and call centers operate primarily on IST, making the EST-to-IST conversion one of the most searched timezone conversions.
About EST (Eastern Standard Time)
Eastern Standard Time (EST) is observed during the winter months in the eastern part of North America. It covers 23 US states and parts of Canada including Ontario and Quebec. EST is the most populous time zone in the United States, home to major financial centers like New York City and global organizations headquartered in Washington D.C. During daylight saving time (March–November), clocks shift to Eastern Daylight Time (EDT, UTC-04:00). The time zone also covers parts of the Caribbean and Central America including Panama, Jamaica, and the Cayman Islands.
Best time to call between Sri Lanka and New York
With a -9h 30m offset there is no overlap inside a normal 9 AM – 5 PM day. New York opens at 9:00 AM EDT, which is 11:30 PM in Sri Lanka, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
Sri Lanka and New York have no shared working hours because of the -9h 30m gap. Teams need to alternate early starts or rely on asynchronous handovers.
Sri Lanka is 9 hours 30 minutes behind New York (IST UTC+05:30 → EDT UTC-04:00). There is no shared 9-to-5 window, so plan around an early or late slot. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
Sri Lanka
Does not observe DST
New York
☀ Currently in DST
Standard: UTC-05:00 · DST: UTC-04:00
Clocks fall back on Sun, Nov 1, 2026
Learn More About Time
Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:
Frequently Asked Questions
What is the time difference between Sri Lanka and New York?
Sri Lanka (IST, UTC+05:30) is 9 hours 30 minutes behind New York (EDT, UTC-04:00). The gap is currently -9h 30m.
How do I convert Sri Lanka time to New York time?
Add -9h 30m to Sri Lanka local time. For example, 9:00 AM in Sri Lanka is 11:30 PM in New York (previous day).
What time is it in New York right now?
New York uses EDT at UTC-04:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -9h 30m offset from Sri Lanka.
What is the best time to call New York from Sri Lanka?
There is no shared working-hours window because of the -9h 30m gap. The closest option is 1:00 PM in Sri Lanka, which is 3:30 AM in New York.
Which is behind, Sri Lanka or New York?
Sri Lanka is 9 hours 30 minutes behind New York. When it is 12:00 PM in Sri Lanka it is 2:30 AM in New York.
Do Sri Lanka and New York use different time zones?
Sri Lanka (Sri Lanka) uses IST at UTC+05:30, while New York (USA) uses EDT at UTC-04:00. The IANA identifiers are Asia/Colombo and America/New_York.
Does daylight saving time affect the Sri Lanka–New York difference?
Yes at the moment: New York is on daylight saving time and Sri Lanka is not, so the -9h 30m gap shifts by an hour when exactly one of them changes clocks.
Which other cities share Sri Lanka's time zone?
IST also covers Mumbai, Delhi, Bangalore, Kolkata, Chennai, Hyderabad, Pune, Ahmedabad and 4 more.
Which countries use IST, Sri Lanka's zone?
IST is used in India, Sri Lanka.
Is there a day difference between Sri Lanka and New York?
Not normally. The -9h 30m gap only pushes the date over the previous day.
What is the time difference between Sri Lanka and New York?
New York is -9h 30m from Sri Lanka.
What timezone is Sri Lanka in?
Sri Lanka operates on its local timezone.
What timezone is New York in?
New York City, the financial capital of the world, operates on Eastern Time (EST/EDT). Home to Wall Street and the NYSE, NYC is crucial for global business coordination.
What are the business hours in New York?
Standard business hours in New York are 9:00 AM - 5:00 PM EST.
Which countries use IST (India Standard Time)?
IST is used in India, Sri Lanka.
Does IST observe daylight saving time?
No, IST does not observe daylight saving time and remains at UTC+05:30 year-round.
What are some interesting facts about IST?
India is 10 hours 30 minutes ahead of EST and 5 hours 30 minutes ahead of GMT. India uses a single time zone despite spanning 30° of longitude.
Which cities are in the EST timezone?
Major cities in the EST timezone include New York City, Washington D.C., Miami, Toronto, Philadelphia, Atlanta, Boston, Montreal.
What is the UTC offset for EST?
Eastern Standard Time (EST) is at UTC-05:00. During daylight saving time, it shifts to EDT.
What should I know about the EST timezone?
EST is the most widely used time zone in the United States by population. The New York Stock Exchange (NYSE) and NASDAQ operate on Eastern Time, opening at 9:30 AM EST.
When is it midnight in Sri Lanka, what time is it in New York?
When it is 12:00 AM (midnight) in Sri Lanka (IST), it is -9h 30m later in New York (EST).
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