The Belgian-born midfielder will play for La Liga side Valencia this season after a season-long loan move was finalised on Friday night.
The Brazil U-21 international, who played for Granada last season and impressed on United's pre-season tour of the USA, will return to Old Trafford on the 30th June, 2018.
Official Statement I #SomPereira https://t.co/MJv82aq4W0 pic.twitter.com/H21DP9aRx2
— Valencia CF English (@valenciacf_en) 1 September 2017