Seoul ⇄ London time conversion
Quickly compare Seoul and London clocks — great for international teams, travellers, and event planners.
Pick an origin time (Seoul)
Type “Seoul”, “ICN”, or the IANA code and choose a live clock or set a custom moment to convert.
Convert to London at a glance
See London’s local time instantly across multiple formats — 12/24/ISO — with clear time-segment labels for scheduling.
Act on the result
Use copy, share link, or swap to flip origin/destination. Use the Jet Lag Planner and DST Checker when planning trips or meetings.
Why this converter helps
- Time Segments tuned for wake & work Segment labels (Morning, Work AM, Lunch, Evening, Night) make it easy to find overlapping business hours between Seoul and London.
- One origin → many destinations (optimized) Start in Seoul and add multiple London-area locations or offices — compare times side-by-side with action buttons per card.
- Shareable times & formats Copy a destination time, share a pre-filled link, or export in several formats (12h, 24h, ISO, or a custom layout).
- Undo / Redo / Reset Try different meeting slots without losing progress — revert choices or reset the whole board with one click.
Scheduling & travel tips
Typical offset to remember
Seoul is typically 9 hours ahead of London (when London is on standard time). During British Summer Time, the difference is usually 8 hours — check the DST Checker for exact dates.
Best meeting windows
For minimal disruption: aim for London late morning (09:00–11:00) which corresponds to Seoul late evening — or London late afternoon for Seoul late night. Use live mode to preview clocks together.
Travel & jet lag planning
Heading west to London? Use the Jet Lag Planner to estimate ideal sleep shifts and light exposure timings for quicker adjustment.
Cultural scheduling note
London’s business culture often prefers 09:30–17:30 meetings; Seoul teams commonly operate earlier or later depending on industry — check with participants before locking a time.
Frequently asked about Seoul ↔ London
How many hours ahead is Seoul compared to London?
Seoul is normally 9 hours ahead of London. When London observes British Summer Time (BST), Seoul is typically 8 hours ahead. Our DST Checker will show the precise difference for any date.
Does the tool handle daylight saving automatically?
Yes — the DST Checker inspects both IANA zones (Asia/Seoul and Europe/London) and adjusts results for daylight saving on the date you choose.
Can I convert a custom date and time, not just the current time?
Absolutely. Toggle from Live to Custom mode, enter the date/time you want, and the converter will calculate corresponding London times in multiple formats.
Can I share a pre-filled result with a teammate in London?
Yes — use Share Link to generate a URL that opens the tool with origin set to Seoul and your chosen time pre-filled for London recipients.
Asian Hubs to Global Destinations
How the converter works
- Input accepts city names, common abbreviations (e.g., ICN for Incheon), or IANA time zone codes.
- The tool resolves Asia/Seoul → Europe/London using IANA databases and applies DST rules for the selected date.
- Outputs display in multiple formats; action controls allow swap, copy, or open Jet Lag Planner and DST Checker for context.
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