 At season's end, he was adjudged by many to be among the worst signings of the season.On 24 May 2015, United announced their decision to not exercise their buy option on Falcao, ending a spell at the club in which he scored 4 goals in 29 appearances.On 3 July 2015, Chelsea signed Falcao on a season-long loan deal with the option of a permanent transfer at the end of the season.