Lukaku, 28, has recently earned his place back in the starting lineup, though he has struggled for form in front of goal, netting just three times in his last 18 appearances across all competitions, and failing to do so since his controversial interview with Sky Italia last month.
With the Belgium international's long-term future up in the air, football.london claims that Chelsea may consider signing Lewandowski as his replacement in the summer.
The 33-year-old could allegedly be put up for sale by Bayern if the striker fails to agree fresh terms over a new contract.
Lewandowski's current deal is due to expire in June 2023, though the Bundesliga giants have offered him a two-year extension.
The Best FIFA Men's Player of the Year, who has scored 34 goals in 27 appearances across all competitions this term, has also been linked with the likes of Manchester City and Real Madrid. body check tags ::