Does this converter handle daylight saving time?

Yes. The offset between Toronto and Kolkata (India) can change across the year as either zone enters or leaves DST. Pick any date in the converter and the exact offset for that date is used.

🇨🇦 Toronto to Kolkata (India) 🇮🇳 time converter

Convert any time from Toronto (ET) to Kolkata (India) (IST), with daylight saving handled correctly for the date you choose.

Kolkata (India) is currently 9.5 hours ahead of Toronto.

Toronto: Sat, Jun 20, 2026, 2:29 PM UTC-04:00 (EDT) · Kolkata (India): Sat, Jun 20, 2026, 11:59 PM UTC+05:30 (GMT+5:30)

Toronto 00h → 23hblue/green = 9am–6pm working hoursKolkata (India) local hour

Convert Toronto to Kolkata (India) on any date

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Date & time (in “from” zone)

Get this conversion as JSON (developer API)

curl "https://tz.wrapper-agency.com/api/v1/tz?from=America%2FToronto&to=Asia%2FKolkata&time=2008-11-04T09%3A00"

Free timezone API — no key during beta. DST-correct, IANA tz database.

Current offsets

🇨🇦 Toronto	UTC-04:00
🇮🇳 Kolkata (India)	UTC+05:30
Difference	+9.5h

FAQ

What time is it in Kolkata (India) when it's noon in Toronto?: Use the converter above — enter 12:00 on your date in Toronto and you'll get the exact Kolkata (India) local time, DST included.
Why does the time difference change during the year?: Toronto and Kolkata (India) may observe daylight saving on different schedules (or not at all), so the gap between them shifts on clock-change dates.