Chennai to London Time Converter
London is -4h 30m behind Chennai
Quick converter
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FROM
Chennai
India
UTC+05:30
TO
London
United Kingdom
UTC+01:00
Date-aware conversion
Convert a specific date and time
Result
Wed, May 27, 2026 04:43
Chennai: Wednesday, May 27, 2026 9:13 AM GMT+5:30 to London: Wednesday, May 27, 2026 4:43 AM GMT+1.
London is 4h 30m behind Chennai on this date
24-Hour Comparison
Every hour in Chennai and the corresponding time in London. Green rows indicate business hours in London.
Time zones
Chennai uses Asia/Kolkata (GMT+5:30) and London uses Europe/London (GMT+1). 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 London. For teams across more cities, open the meeting planner and compare up to five locations.
Plan a meetingMeeting guidance
Best time for Chennai and London
The easiest overlap starts around 2:00 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 Chennai
Chennai is located in India (Asia). It uses the Asia/Kolkata timezone with a standard offset of UTC+05:30. It does not observe Daylight Saving Time. See the full Chennai time page for live clock and planning details.
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.
Frequently Asked Questions
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