Yes, many routes can be planned so that you can arrive by train or bus, shorten sections en route or return to the starting point at the end without having to travel back the same way. This is particularly practical for long-distance tours and day trips of flexible length.
In the summer months, you can also use special cycle hitchhiking buses or cycle taxi services along some cycle routes. For more detailed information, please refer directly to the detailed pages of the respective cycle routes.
Here you will also find an overview of cycle tours with good bus or train connections.