London to Toronto Time Converter
Toronto is 5 hours behind London (GMT). Since Toronto uses Eastern Time (same as New York), the London-Toronto gap equals the London-New York gap.
Daylight saving note: Usually 5h. Brief 4h windows occur during DST transitions when London is on GMT and Toronto is on EDT.
GMT/BST to ET Conversion Table
Full 24-hour reference table. Use the live clocks above for the exact current offset.
| 🇬🇧 GMT/BST | 🇨🇦 GMT → ESTUTC+0 to UTC-5 | 🇨🇦 BST → EDTUTC+1 to UTC-4 | 🇨🇦 GMT → EDTUTC+0 to UTC-4 transition weeks | Note |
|---|---|---|---|---|
| 00:00 | 7:00 PM | 7:00 PM | 8:00 PM | prev day |
| 01:00 | 8:00 PM | 8:00 PM | 9:00 PM | prev day |
| 02:00 | 9:00 PM | 9:00 PM | 10:00 PM | prev day |
| 03:00 | 10:00 PM | 10:00 PM | 11:00 PM | prev day |
| 04:00 | 11:00 PM | 11:00 PM | 12:00 AM | prev day |
| 05:00 | 12:00 AM | 12:00 AM | 1:00 AM | |
| 06:00 | 1:00 AM | 1:00 AM | 2:00 AM | |
| 07:00 | 2:00 AM | 2:00 AM | 3:00 AM | |
| 08:00 | 3:00 AM | 3:00 AM | 4:00 AM | |
| 09:00 | 4:00 AM | 4:00 AM | 5:00 AM | |
| 10:00 | 5:00 AM | 5:00 AM | 6:00 AM | |
| 11:00 | 6:00 AM | 6:00 AM | 7:00 AM | |
| 12:00 | 7:00 AM | 7:00 AM | 8:00 AM | |
| 13:00 | 8:00 AM | 8:00 AM | 9:00 AM | |
| 14:00 | 9:00 AM | 9:00 AM | 10:00 AM | |
| 15:00 | 10:00 AM | 10:00 AM | 11:00 AM | |
| 16:00 | 11:00 AM | 11:00 AM | 12:00 PM | |
| 17:00 | 12:00 PM | 12:00 PM | 1:00 PM | |
| 18:00 | 1:00 PM | 1:00 PM | 2:00 PM | |
| 19:00 | 2:00 PM | 2:00 PM | 3:00 PM | |
| 20:00 | 3:00 PM | 3:00 PM | 4:00 PM | |
| 21:00 | 4:00 PM | 4:00 PM | 5:00 PM | |
| 22:00 | 5:00 PM | 5:00 PM | 6:00 PM | |
| 23:00 | 6:00 PM | 6:00 PM | 7:00 PM |
"prev day" = converted time falls on the previous calendar day.
Best Hours to Schedule London–Toronto Calls
From London, Toronto is available from 2:00 PM GMT (9:00 AM Toronto EST). The working overlap window is 2:00–5:00 PM London (9:00 AM–12:00 PM Toronto) — identical to the London-New York pattern. UK-Canada business follows the same transatlantic scheduling rhythm as UK-US.
About London (GMT/BST)
London (GMT/BST) starts its business day 5 hours before Toronto. The first part of London's day (9:00 AM–2:00 PM GMT) passes entirely before Toronto opens. London-based financial firms with Toronto offices use the afternoon block (2–5 PM GMT) for Canada calls.
About Toronto (ET)
Toronto (Eastern Time, EST/EDT) is Canada's financial capital and shares its timezone with New York. The Toronto Stock Exchange (TSX) opens at 9:30 AM ET — same as the NYSE.
How to Avoid London–Toronto Conversion Mistakes
Toronto is still on the previous calendar day before these GMT/BST times: 5:00 AM for GMT → EST, 5:00 AM for BST → EDT, 4:00 AM for GMT → EDT. For example, 12:00 AM GMT/BST is 7:00 PM in Toronto on the previous day (GMT → EST).
Abbreviations can be ambiguous here: London switches between GMT and BST across the year, while Toronto switches between ET and EDT. City names and IANA time zones (Europe/London and America/Toronto) are safer for exact scheduling if you're automating anything, since they resolve the right abbreviation automatically instead of needing a manual seasonal check.
Worked Example: A Weekly Interview Slot Across the Clock Changes
Imagine booking weekly interview slots from London at 2:00 PM to 3:00 PM. For most of the year that's 9:00 AM to 10:00 AM in Toronto. In the weeks when the gap shrinks to four hours, the same London slot is 10:00 AM to 11:00 AM in Toronto, an hour later.
Those weeks happen because Canada moves its clocks on the second Sunday in March and the first Sunday in November, while the UK moves on the last Sunday in March and the last Sunday in October. In the weeks in between, only one side has changed.
For anyone who needs the Toronto candidate to be awake and ready, check the date for each slot, not just the first one. A candidate who confirmed "9:00 AM" in March may mean a different London time than the one you've written down.
Frequently Asked Questions
How many hours behind is Toronto from London?
Toronto (EST) is 5 hours behind London (GMT). This equals the London-New York gap, since both Toronto and New York use Eastern Time.
What time is 2 PM London in Toronto?
2:00 PM London (GMT) is 9:00 AM Toronto (EST). This is the start of the transatlantic overlap window — London afternoon, Toronto morning.
Is the London-Toronto time difference the same as London-New York?
Yes. Toronto and New York both use Eastern Time (EST/EDT), so London is 5 hours ahead of both cities. Any conversion from London to Toronto gives the same result as London to New York.
What are good hours for London-Toronto calls?
2:00–5:00 PM London (GMT) = 9:00 AM–12:00 PM Toronto (EST). This is when both are in normal business hours. Calls before 2 PM London ask Toronto to join before 9 AM.