1st(1st leg) Chelsea FC - Rubin Kazan 3:1 (2:1)
2nd (2nd leg) Rubin Kazan - Chelsea FC 3:2 (0:1)
1st(1st leg): 04/04/2013 20:05 2nd (2nd leg): 11/04/2013 17:00 Winner: Chelsea FC
1st(1st leg) Tottenham Hotspur - FC Basel 2:2 (1:2)
2nd (2nd leg) FC Basel - Tottenham Hotspur 4:1 (1:1, 2:2, 2:2) pso
1st(1st leg): 04/04/2013 20:05 2nd (2nd leg): 11/04/2013 20:05 Winner: FC Basel
1st(1st leg) Fenerbahçe - Lazio Roma 2:0 (0:0)
2nd (2nd leg) Lazio Roma - Fenerbahçe 1:1 (0:0)
1st(1st leg): 04/04/2013 20:05 2nd (2nd leg): 11/04/2013 20:05 Winner: Fenerbahçe
1st(1st leg) SL Benfica - Newcastle United 3:1 (1:1)
2nd (2nd leg) Newcastle United - SL Benfica 1:1 (0:0)
1st(1st leg): 04/04/2013 20:05 2nd (2nd leg): 11/04/2013 20:05 Winner: SL Benfica