Time Difference Between Montreal and London

The time difference between Montreal and London is 5 hours. When it is 12:00 noon in Montreal, it is 17:00 in London. Montreal uses the America/Toronto time zone (UTC-4), while London uses Europe/London (UTC+1).

London is 5 hours ahead of Montreal — 5 hours
Montreal, Canada
19:41:32
Sunday, May 10, 2026
UTC-4 · EDT (DST)
London, United Kingdom
00:41:32
Monday, May 11, 2026
UTC+1 · BST (DST)

Time Zone Details: Montreal vs London

Detail Montreal London
Time Zone IDAmerica/TorontoEurope/London
UTC OffsetUTC-4UTC+1
AbbreviationEDTBST
DST ActiveYes — currently observingYes — currently observing
CountryCanadaUnited Kingdom
RegionNorth AmericaEurope

Best Time to Schedule a Call

There are 3 overlapping business hours between Montreal and London (assuming 9:00–17:00 in each city). The ideal window for calls and meetings is:

09:00–12:00 in Montreal  =  14:00–17:00 in London

Hour-by-Hour Time Conversion

Use this table to quickly convert any hour from Montreal time to London time. Rows highlighted in green indicate overlapping business hours in both cities.

Montreal London
00:00 05:00 Night
01:00 06:00 Night
02:00 07:00 Night
03:00 08:00 Night
04:00 09:00 Night
05:00 10:00 Night
06:00 11:00
07:00 12:00
08:00 13:00
09:00 14:00 Overlap
10:00 15:00 Overlap
11:00 16:00 Overlap
12:00 17:00
13:00 18:00
14:00 19:00
15:00 20:00
16:00 21:00
17:00 22:00
18:00 23:00
19:00 00:00 (+1 day)
20:00 01:00 (+1 day)
21:00 02:00 (+1 day)
22:00 03:00 (+1 day) Night
23:00 04:00 (+1 day) Night

Daylight Saving Time (DST) Impact

Both Montreal and London are currently observing daylight saving time. The current 5 hours difference reflects both cities' DST offsets. When one city switches back to standard time before the other, the gap will temporarily change by 1 hour.

Practical Tips for Montreal–London Scheduling

Compare Montreal and London with Other Cities

From Montreal

From London

Frequently Asked Questions

What is the time difference between Montreal and London?

The time difference is 5 hours. London is 5 hours ahead of Montreal.

Does the time difference change during the year?

Yes. Both cities observe daylight saving time, but they may switch on different dates, causing the gap to shift by 1 hour temporarily.

When is the best time to call from Montreal to London?

The best window is between 09:00 and 12:00 Montreal time, which corresponds to 14:00–17:00 in London. Both sides fall within normal business hours.

How do I convert Montreal time to London time?

Add 5 hours to Montreal time to get London time. Use the hour-by-hour table above for a quick reference.

Related Pages

For sunrise and sunset data, visit TheSunsetTimes.com. For detailed DST schedules, see DaylightSavingTime.info.