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Time zones › London and Toronto

Time difference

London and Toronto time

London is 5 hours ahead of Toronto all year round.

Hour by hour today

9am–5pm7–9am and 5–10pmNight
LondonToronto

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How the difference changes

FromToDifference
1 Oct 2026Sunday 25 October 2026London 5 hours ahead of Toronto
Sunday 25 October 2026Sunday 1 November 2026London 4 hours ahead of Toronto
Sunday 1 November 2026Sunday 14 March 2027London 5 hours ahead of Toronto
Sunday 14 March 2027Sunday 28 March 2027London 4 hours ahead of Toronto
Sunday 28 March 2027Sunday 31 October 2027London 5 hours ahead of Toronto
Sunday 31 October 2027Sunday 7 November 2027London 4 hours ahead of Toronto
Sunday 7 November 2027end of 2027London 5 hours ahead of Toronto

London changes its clocks on Sunday 25 October 2026 and Sunday 28 March 2027 and Sunday 31 October 2027. Toronto changes its clocks on Sunday 1 November 2026 and Sunday 14 March 2027 and Sunday 7 November 2027. Clocks change at night, so on the changeover day the difference shifts partway through.

Questions

What is the time difference between London and Toronto?

London is 5 hours ahead of Toronto all year round.

Does the time difference change during the year?

No. London changes its clocks on Sunday 25 October 2026 and Sunday 28 March 2027 and Sunday 31 October 2027. Toronto changes its clocks on Sunday 1 November 2026 and Sunday 14 March 2027 and Sunday 7 November 2027.

What is a good time to call Toronto from London?

Look for the hours shaded green on both sides in the table above. Those are between 9am and 5pm in both cities; yellow hours are early morning or evening.

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