 On 29 January 2018, Elphick joined Reading on loan until the end of the 2017–18 season.Elphick made his Reading debut, where he came on as a substitute for Sone Aluko in the 57th minutes, in a 3–1 win over Burton Albion on 30 January 2018.However, he injured his knee 30 minutes into his second appearance for Reading, against Millwall on 3 February 2018, being ruled out for six-weeks.