3 routes compared
Via Istanbul avoids warning areas — others on this route do not.
Via Istanbul flies about 953 km further than the straight line between these cities — roughly 1h 17m 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 Beijing to Lisbon routing via Istanbul shows no active disruption in the airspace right now. Before booking, check with your airline and official sources for the latest conditions, as the Central Asian Corridor is being monitored for congestion.
Route assessed 14h ago
Full breakdown →Relies on Russian airspace access
Your Beijing to Lisbon routing via Seoul currently shows no active airspace disruption. The airspace on this path is flowing normally at present. Before booking, check with your airline and official sources for the latest conditions.
Very few backup paths if this route is disrupted
Route assessed 14h ago
Full breakdown →The top option avoids the warning area this route crosses.
The Beijing to Lisbon routing via Doha crosses two active warning areas in the Middle East. Before booking, verify current conditions with your airline and check official sources, as airspace status in this region can change.
Part of this route goes through a flight warning area
Route assessed 14h ago
Full breakdown →Also compare
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