Rubuta ci gaba don wannan sakin layi - A ranar 11 ga Fabrairun 2018, an zabe shi Dan wasan Poland na Shekara a karo na bakwai a jere. A ranar 22 ga Fabrairu, ya kori wakilin sa na dogon lokaci, Cezary Kucharski. Lewandowski ya ɗauki sanannen mai kulla yarjejeniya Pini Zahavi a matsayin sabon wakilin sa; an yi jita-jita cewa hayar Zahavi ita ce farkon Lewandowski da ke ƙoƙarin rufe ƙaura ta bazara zuwa Real Madrid. A ranar 24 ga Fabrairu, ya buga wasan sa na 250 a Bundesliga da Hertha BSC. A ranar 19 ga Mayu, Lewandowski ya ci Bayern kwallo daya tilo a cikin rashin nasara 3-1 a wasan karshe na DFB-Pokal
a kan Eintracht Frankfurt.