Cycling the last 200 kilometres of the Camino de Santiago can be achieved from many different places and routes. Here is an overview of all of them.
Camino de Santiago (route descriptions) - Wikipedia
Camino Routes – Camino Guidebooks – Village to Village Guides
Camino de Santiago: guide the ancient pilgrimage route of Spain
Camino de Santiago All the Routes, Stages, Maps and Towns
Spain Camino #2 – Highlights of Another Grand Pilgrim Adventure
The last 100 km of the Camino de Santiago on foot
The Camino Francés guide: routes, stages, maps and km
Camino de Santiago - Wikipedia
Take This Job and Shove It - Trail Runner Magazine