London to Calgary Time Converter
Calgary is -7h behind London
Quick converter
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FROM
London
United Kingdom
UTC+01:00
TO
Calgary
Canada
UTC-06:00
Date-aware conversion
Convert a specific date and time
Result
Thu, May 28, 2026 19:39
London: Friday, May 29, 2026 2:39 AM GMT+1 to Calgary: Thursday, May 28, 2026 7:39 PM MDT.
Calgary is 7h behind London on this date
24-Hour Comparison
Every hour in London and the corresponding time in Calgary. Green rows indicate business hours in Calgary.
Time zones
London uses Europe/London (GMT+1) and Calgary uses America/Edmonton (MDT). The difference can shift during daylight saving changes, so checking the exact date matters.
Best use
Use the green rows to spot normal working hours in Calgary. For teams across more cities, open the meeting planner and compare up to five locations.
Plan a meetingMeeting guidance
Best time for London and Calgary
The easiest overlap starts around 4:00 PM and runs through 5:00 PM in the source city, while the destination city is also inside normal working hours. For important calls, check the meeting date because the offset can change when either location enters or leaves daylight saving time.
Compare meeting hoursQuick examples
City context
About these cities
About London
London is located in United Kingdom (Europe). It uses the Europe/London timezone with a standard offset of UTC+01:00. It observes DST, switching between GMT and BST. See the full London time page for live clock and planning details.
About Calgary
Calgary is located in Canada (North America). It uses the America/Edmonton timezone with a standard offset of UTC-06:00. It observes DST, switching between MST and MDT. See the full Calgary time page for live clock and planning details.
Frequently Asked Questions
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