3 routes compared
Via Hong Kong avoids warning areas — others on this route do not.
Via Hong Kong flies about 2,438 km further than the straight line between these cities — roughly 3h 1m longer. How we work this out
Based on official airspace warnings · checked 2h ago · How this works
Full breakdown →Active warnings and closures affecting these routes
The London to Seoul routing via Hong Kong has no active airspace disruption zones at the moment. The corridor appears clear for travel right now, though you should verify current conditions with your airline and check official sources before booking.
Very few backup paths if this route is disrupted
Route assessed 14h ago
Full breakdown →The London to Seoul routing via Korean Air appears clear of active disruption zones in the airspace right now. Before booking, check with Korean Air and official sources for the latest conditions on this corridor.
Only one path. No other way if it closes
Route assessed 14h ago
Full breakdown →The top option stays clear of all warning areas.
Your London to Seoul routing via Istanbul sits near a warning area due to the Ukraine conflict zone. Before booking, check with your airline and official sources about current airspace conditions on this path.
Very few backup paths if this route is disrupted
Route assessed 14h ago
Full breakdown →We score each route based on whether it flies near or through warning areas, how much longer it is, and how many reroute options exist — based on official flight warnings.
Some routes aren't covered yet — if yours is missing, that's a gap, not an assessment.
Scores compare route options; they are not safety ratings. Always check with your airline before booking.
Full explanation →For reference only · Check with your airline before booking