1st(1st leg) Chelsea FC - Vålerenga IF 3:0 (2:0)
2nd (2nd leg) Vålerenga IF - Chelsea FC 2:3 (2:3)
1st(1st leg): 04/03/1999 2nd (2nd leg): 18/03/1999 Winner: Chelsea FC
1st(1st leg) Lokomotiv Moskva - Maccabi Haifa 3:0 (0:0)
2nd (2nd leg) Maccabi Haifa - Lokomotiv Moskva 0:1 (0:0)
1st(1st leg): 04/03/1999 2nd (2nd leg): 18/03/1999 Winner: Lokomotiv Moskva
1st(1st leg) Panionios GSS - Lazio Roma 0:4 (0:2)
2nd (2nd leg) Lazio Roma - Panionios GSS 3:0 (0:0)
1st(1st leg): 04/03/1999 2nd (2nd leg): 18/03/1999 Winner: Lazio Roma
1st(1st leg) NK Varteks - RCD Mallorca 0:0 (0:0)
2nd (2nd leg) RCD Mallorca - NK Varteks 3:1 (0:0)
1st(1st leg): 04/03/1999 2nd (2nd leg): 18/03/1999 Winner: RCD Mallorca