Bangkok to London Time Difference
London is 6 hours behind Bangkok. When it is noon in Bangkok, it is 06:00 in London.
Bangkok (UTC+7) → London (UTC+1)
Bangkok (ICT, UTC+7) is 7 hours ahead of London during GMT (October–March) and 6 hours ahead during British Summer Time (BST, March–October). Thailand observes no DST, so the gap shifts only when the UK changes its clocks. Bangkok is Southeast Asia's most visited city and a major hub for international business and tourism.
🕐 Interactive Time Explorer
When it's 21:00 in Bangkok, it's 15:00 in London
Drag the slider to see corresponding times in both cities
🤝 Best Meeting Times
Bangkok & London✓ Perfect Match (2 hours)
◐ Extended Hours (7 hours)
✈️ Travel Information
Distance
9,531 km
Est. Flight Time
~12.2h
Time Difference
-6h
Work Hours Overlap
2h
Limited
🔴 Office Closed
Today 15:00
15:00 - 17:00
⏰ Quick Conversion
06:00
Bangkok
00:00
London
09:00
Bangkok
03:00
London
12:00
Bangkok
06:00
London
15:00
Bangkok
09:00
London
18:00
Bangkok
12:00
London
21:00
Bangkok
15:00
London
00:00
Bangkok
18:00
London (-1)
03:00
Bangkok
21:00
London (-1)
Frequently Asked Questions
How many hours is Bangkok ahead of London?
London is 6 hours behind Bangkok. When it is 12:00 noon in Bangkok, it is 06:00 in London. Bangkok operates on Asia/Bangkok (UTC+7), while London uses Europe/London (UTC+1).
What is the best time to call London from Bangkok?
There are 3 hours of overlapping business time (9 AM–5 PM) between Bangkok and London. The best window is 15:00–18:00 Bangkok time (09:00–12:00 in London).
Does the Bangkok to London time difference change throughout the year?
The time difference can shift by up to one hour when either city observes Daylight Saving Time (DST). DST transition dates differ between countries — typically March/April in the Northern Hemisphere and October in the Southern Hemisphere. Always verify the live difference above when scheduling important meetings near DST changeover dates.
Flying between Bangkok and London
The distance between Bangkok and London is approximately 9,531 km. A direct flight typically takes around 12.2 hours. Your arrival clock will show local London time — use our Flight Time Calculator to predict exact arrival times.