IST to Toronto
-9h 30mIST
ISTSOURCEToronto
ESTGreen rows indicate typical business hours (9 AM - 5 PM)
IST and EST on the World Map
The map below highlights the IST (India Standard Time) and EST (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 Toronto
WikipediaToronto shares Eastern Time (EST/EDT) with New York. As Canada's largest city and financial center, Toronto's TSX is among North America's largest stock exchanges.
Toronto is the most multicultural city in the world - over 50% of residents were born outside Canada.
Time Conversion Guide: IST to Toronto
IST (India Standard Time) operates on the India Standard Time (UTC+05:30). Toronto, Canada uses Eastern Standard Time (UTC-05:00).
The time difference between IST and Toronto is 570 minutes (+9h 30m). When it's noon in IST, it's 01:30 AM in Toronto.
Why Convert IST to Toronto Time?
When planning a meeting or scheduling a call between IST and Toronto, it's crucial to account for the 9.5-hour time difference. Whether you're coordinating with remote teams, calling family, or setting up an international conference, knowing the exact time in Toronto helps avoid missed connections.
Remember: Daylight Saving Time changes can affect the time difference between IST and Toronto. Always double-check the current offset before scheduling important events.
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 IST and Toronto
If you want to reach someone in Toronto during standard business hours (9 AM – 5 PM EST), the best time to call from IST would be:
- Toronto 9:00 AM = IST 07:30 PM
- Toronto 12:00 PM = IST 10:30 PM
- Toronto 5:00 PM = IST 03:30 AM
Business Hours Overlap
IST and Toronto have minimal business hours overlap due to the +9h 30m time difference. Teams may need to schedule early morning or late evening meetings for real-time collaboration.
As a final note, managing the -9h 30m difference between IST and Toronto is simple with the right tools. Keep this page handy for all your future time conversion needs.
🕐 Daylight Saving Time Info
IST
Does not observe DST
Toronto
☀ 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 IST and Toronto?
Toronto is -9h 30m from IST.
What timezone is IST in?
IST operates on its local timezone.
What timezone is Toronto in?
Toronto shares Eastern Time (EST/EDT) with New York. As Canada's largest city and financial center, Toronto's TSX is among North America's largest stock exchanges.
What are the business hours in Toronto?
Standard business hours in Toronto 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 IST, what time is it in Toronto?
When it is 12:00 AM (midnight) in IST (IST), it is -9h 30m later in Toronto (EST).
Related Developer Tools
Explore more tools that work great with timezone conversions for international teams: