The arrival by car to Cologne Deutz is quite simple (Motorway very close), but not necessary. Finally, the Deutz station's located in close proximity to the apartments.
Do you have an apartment in the Adolfstraße booked, so you drive by car to Siegburger street. There you will find many public parking spaces directly at the Rhine. The Siegburger street, is Only 1 minute away from the Adolph Street.
Cheaper You can not park in the city center!
If you have booked the apartment in the Siegburger street, you will find - as described above - a lot of parking places. A day ticket costs just 4 EURO! So cheap you cant - so close to the cathedral - park anywhere in cologne.
Park Housing in Cologne sometimes cost 20 EURO and more!