All bus routes to Trier (Germany) A B C F L M P W A Bus Aachen to Trier B Bus Berlin to Trier Bus Bullay to Trier C Bus Cologne/Bonn Airport to Trier F Bus Frankfurt am Main Airport to Trier Bus Frankfurt am Main to Trier Bus Frankfurt Hahn Airport to Trier L Bus Luxembourg City to Trier M Bus Memmingen to Trier P Bus Paris to Trier W Bus Wiesbaden to Trier