About 180 miles by road.
The driving distance from Brussels, Belgium to Bonn, Germany is 145 miles / 233 km
The driving distance from Bonn, Germany to Halle, Germany is:299 miles / 481 km
The driving distance from Bonn, Germany to Santander, Cantabria, Spain is 942.2mi / 1516km
Approximately 2 hours via Autobahn A3
560km
Paris,Bruxelles,Rotterdam,Amsterdam,Koln,Bonn,Dusseldorf,Duisburg,Antwerpen,Normandy (all via the Channel Tunnel)
about 150 miles
236 km or 147 miles.
Google Earth says it's 292km !
A typical flight between Dublin, Ireland and Amsterdam, Netherlands would have a flying time of about 57 minutes.
161 miles
Approximate distance in miles from Bonn to Brussels is 118 miles or 190 Kilometers