United will play Villarreal, Celtic and Aalborg in the group stages of this season's Champions League.
The final dates and venues will be confirmed in due course, but provisional dates are listed below.
Groups Stages
Group A: Chelsea, Roma, Bordeaux, CFR 1907 Cluj
Group B: Inter Milan, Werder Bremen, Panathinaikos, Anorthosis Famagusta
Group C: Barcelona, Sporting Lisbon, Basel, Shakhtar Donetsk
Group D: Liverpool, PSV, Marseille, Atlético Madrid
Group E: United, Villarreal, Celtic, Aalborg
Group F: Lyon, Bayern, Steaua Bucharest, Fiorentina
Group G: Arsenal, Porto, Fenerbahce, Dynamo Kiev
Group H: Real Madrid, Juventus, Zenit St. Petersburg, BATE Borisov
Fixtures Dates
Matchday 1 16/17 Sept
Matchday 2 30 Sept / 1 Oct
Matchday 3 21/22 Oct
Matchday 4 4/5 Nov
Matchday 5 25/26 Nov
Matchday 6 9/10 Dec