Tokyo to Düsseldorf safe routes: which airspace to avoid
Last updated · advisory + route data
The shortest (great-circle) path from Narita International Airport (NRT) to Düsseldorf Airport (DUS) is 9,331 km and passes over 1 country rated Level 3 or 4 by the US State Department.
Direct distance
9,331 km
Over Level 3–4
5,164 km
Est. extra distance
+1,722 km
Est. extra time
+2 h
Countries the direct line crosses
- Russia · ~5,164 kmLevel 4
Safer ways to fly it
Routing around every Level 4 country is estimated at 11,053 km — 1,722 km (about 2 h at 850 km/h) more than the direct line. Our route data lists a nonstop service on this pair; airlines flying it choose their own routing around restricted airspace.
For a full list of connections that avoid Level 3–4 transit countries, use the SafeRoutes route finder with NRT → DUS.
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Related
Method: country crossings sampled every ~25 km along the great circle; detour from a shortest path on a 1° grid that blocks Level 4 countries, scaled to the great-circle distance. Advisory levels describe ground travel risk, not airspace status — always check your airline and current NOTAMs. Full method & CSV.