What is the time difference between Mumbai and Toronto?

Toronto is 9 hours 30 minutes behind Mumbai. That figure is current — it changes by an hour when either city starts or ends daylight saving, and the exact dates are listed above.

When is the best time to call Toronto from Mumbai?

There is no time inside normal working hours in both cities, so someone has to take the call outside them. The nearest workable windows are listed above — pick one and alternate who gets the awkward slot.

Does Mumbai observe daylight saving time?

No. Mumbai stays on UTC+5:30 all year, so its clocks never move.

Does Toronto observe daylight saving time?

Yes. Toronto runs on UTC-5 in winter and UTC-4 in summer. The next change is on 2026-11-01, when clocks go back by 60 minutes.

If it is midday in Mumbai, what time is it in Toronto?

It is 02:30 in Toronto, on the same calendar date. That holds for the current offsets; it shifts by an hour around the daylight saving dates listed above.

Which time zones do Mumbai and Toronto use?

Mumbai uses Asia/Kolkata, currently UTC+5:30 (IST), and Toronto uses America/Toronto, currently UTC-4 (EDT). Those identifiers are the ones to use in code — abbreviations are ambiguous and offsets change.

Convert Mumbai time to Toronto time

Right now Toronto runs 9 hours 30 minutes behind Mumbai. That gap is not fixed: it moves when either city changes its clocks.

Convert a time

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Date

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Converted time

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The converter needs JavaScript to run. Everything below — offsets, daylight saving dates and the hour-by-hour table — is part of the page and works without it.

Hour by hour

The whole day mapped across: read down the left for Mumbai, across for Toronto.

Mumbai	Toronto
00:00	14:30previous day
01:00	15:30previous day
02:00	16:30previous day
03:00	17:30previous day
04:00	18:30previous day
05:00	19:30previous day
06:00	20:30previous day
07:00	21:30previous day
08:00	22:30previous day
09:00	23:30previous day
10:00	00:30
11:00	01:30
12:00	02:30
13:00	03:30
14:00	04:30
15:00	05:30
16:00	06:30
17:00	07:30
18:00	08:30
19:00	09:30
20:00	10:30
21:00	11:30
22:00	12:30
23:00	13:30

Daylight saving time

Mumbai keeps one offset all year while Toronto moves twice. That is the whole reason this difference is seasonal.

Mumbai

Does not observe daylight saving time

Standard: UTC+5:30

Toronto

Observes daylight saving time

Standard: UTC-5
Daylight: UTC-4
Next change: 2026-11-01 −60m

When you can actually talk

There is no hour where both cities are inside a 09:00–18:00 working day. Someone has to move — the nearest workable windows are below.

Mumbai 09:00–18:00Toronto 23:30–08:30
Mumbai 18:30–03:30Toronto 09:00–18:00

Reference

The zone identifiers and offsets behind everything above.

	Mumbai	Toronto
IANA zone	Asia/Kolkata	America/Toronto
Abbreviation	IST	EDT
Standard offset	UTC+5:30	UTC-5
Daylight offset	—	UTC-4
Clock changes this year	0	2
Country	India	Canada

Example, not the current time. Live times appear once the page loads.

Common questions

What is the time difference between Mumbai and Toronto?: Toronto is 9 hours 30 minutes behind Mumbai. That figure is current — it changes by an hour when either city starts or ends daylight saving, and the exact dates are listed above.
When is the best time to call Toronto from Mumbai?: There is no time inside normal working hours in both cities, so someone has to take the call outside them. The nearest workable windows are listed above — pick one and alternate who gets the awkward slot.
Does Mumbai observe daylight saving time?: No. Mumbai stays on UTC+5:30 all year, so its clocks never move.
Does Toronto observe daylight saving time?: Yes. Toronto runs on UTC-5 in winter and UTC-4 in summer. The next change is on 2026-11-01, when clocks go back by 60 minutes.
If it is midday in Mumbai, what time is it in Toronto?: It is 02:30 in Toronto, on the same calendar date. That holds for the current offsets; it shifts by an hour around the daylight saving dates listed above.
Which time zones do Mumbai and Toronto use?: Mumbai uses Asia/Kolkata, currently UTC+5:30 (IST), and Toronto uses America/Toronto, currently UTC-4 (EDT). Those identifiers are the ones to use in code — abbreviations are ambiguous and offsets change.