London time to Toronto time
Toronto is 5 hours behind London all year (London BST/UTC+01:00 in summer; Toronto GMT-4/UTC−04:00). Enter a London time below to convert it, or leave it blank to see the current time in both cities.
How to use the London to Toronto time
- Type a London time (24-hour) and optionally a date, or leave blank for now.
- Click Convert.
- Read the Toronto time and the working-hours table.
Time difference between London and Toronto
Toronto is 5 hours behind London all year. Both London and Toronto observe daylight saving time, but they change clocks on different dates, so for a few weeks each spring and autumn the difference shifts by an hour. London uses Europe/London time (UTC+00:00 in January, UTC+01:00 in July); Toronto uses America/Toronto (UTC−05:00 in January, UTC−04:00 in July).
Working week in London and Toronto
London: Office hours 09:00–17:30, weekend Saturday–Sunday. Clocks go forward on the last Sunday of March (BST, UTC+1) and back on the last Sunday of October (GMT).
Toronto: Same clock as New York all year (Eastern Time). Office hours 09:00–17:00, weekend Saturday–Sunday.
Quick conversion table (summer difference)
| London | Toronto |
|---|---|
| 08:00 | 03:00 |
| 09:00 | 04:00 |
| 10:00 | 05:00 |
| 12:00 | 07:00 |
| 14:00 | 09:00 |
| 16:00 | 11:00 |
| 18:00 | 13:00 |
| 20:00 | 15:00 |
| 22:00 | 17:00 |
Table uses the July difference; the tool above applies the exact rule for any date.
Best time to call between London and Toronto
Within normal office hours (09:00–18:00) in both cities: 14:00–17:00 London time. For a compromise outside that window, the fairest slots are the ones nearest each side's start or end of day, alternating who takes the inconvenient hour.
Reverse
Need the other direction? See Toronto to London, or the general time zone converter.
Frequently asked questions
How many hours ahead is Toronto from London?
Toronto is 5 hours behind London all year.
When it is 12:00 noon in London, what time is it in Toronto?
07:00 in summer (the same or previous day); use the tool for a specific date.
Does the converter handle daylight saving?
Yes, for the exact date you enter, using the IANA time-zone rules in your browser.
Privacy
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Last updated 2026-09-23.