Convert London to British Summer Time instantly. Scroll the timeline to check any hour of the day.
LondonGMT
1:03PMNov 12
British Summer TimeBST
2:03PMNov 12
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How the London to BST time difference works
BST is 1 hour ahead of London. London (GMT) is a city in United Kingdom.
British Summer Time (BST) is the spring-to-autumn daylight time of the United Kingdom, fixed at one hour ahead of GMT.
For example, 9:00 AM London is 10:00 AM BST.
Scroll the timeline above to convert any moment, or use the chart below for a quick reference.
Time difference
1 hour
Daylight saving
London only
London offset
UTC+0
BST offset
UTC+1
London to BST conversion chart
London (GMT)
British Summer Time (BST)
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Best time to meet
A standard 9 to 5 workday overlaps from 9:00 AM to 4:00 PM London (10:00 AM to 5:00 PM BST). Schedule inside that window to catch both coasts during business hours.
BST is 1 hour ahead of London. So 9:00 AM London is 10:00 AM BST, and 5:00 PM London is 6:00 PM BST.
What time is it in BST when it is 12:00 PM London?
When it is 12:00 PM (noon) London in London, it is 1:00 PM BST in British Summer Time.
How many hours difference is there between London and BST?
There is a 1 hour difference. British Summer Time (BST) runs 1 hour ahead of London (GMT).
Do London and BST observe daylight saving time?
London observes daylight saving time but British Summer Time does not, so the difference between them changes by an hour twice a year. BST is itself the daylight-saving period of the United Kingdom: clocks there run on BST from late March to late October and return to GMT in winter.
What is the best time to schedule a meeting between London and BST?
A standard 9-to-5 workday overlaps from 9:00 AM to 4:00 PM London (10:00 AM to 5:00 PM BST). Scheduling inside that window keeps the call during business hours in both London and British Summer Time.
Which cities use London and BST?
London (GMT) covers cities such as Birmingham, Liverpool, Glasgow, Bristol, Leeds, Belfast. British Summer Time (BST) covers cities such as London, Manchester, Birmingham, Glasgow, Liverpool, Edinburgh.
