| P | W | D | L | F | A | GD | Pt | |
| Lazio | 6 | 4 | 2 | 0 | 13 | 3 | +10 | 14 |
| Dinamo Kiev | 6 | 2 | 1 | 3 | 8 | 8 | 0 | 7 |
| Bayer Leverkusen | 6 | 1 | 4 | 1 | 7 | 7 | 0 | 7 |
| Maribor Teatanic | 6 | 1 | 1 | 4 | 2 | 12 | -10 | 4 |
| Tuesday 14th September 1999 | |||
| Bayer Leverkusen | 1-1 | Lazio | |
| Dinamo Kiev | 0-1 | Maribor Teatanic | |
| Wednesday 22nd September 1999 | |||
| Lazio | 2-1 | Dinamo Kiev | |
| Maribor Teatanic | 0-2 | Bayer Leverkusen | |
| Wednesday 29th September 1999 | |||
| Bayer Leverkusen | 1-1 | Dinamo Kiev | |
| Lazio | 4-0 | Maribor Teatanic | |
| Tuesday 19th October 1999 | |||
| Dinamo Kiev | 4-2 | Bayer Leverkusen | |
| Maribor Teatanic | 0-4 | Lazio | |
| Wednesday 27th October 1999 | |||
| Lazio | 1-1 | Bayer Leverkusen | |
| Maribor Teatanic | 1-2 | Dinamo Kiev | |
| Tuesday 2nd November 1999 | |||
| Bayer Leverkusen | 0-0 | Maribor Teatanic | |
| Dinamo Kiev | 0-1 | Lazio | |
September 1999
| Jul | Aug | Sep | Oct | Nov | Dec |
| Jan | Feb | Mar | Apr | May | Jun |
| Mo | Tu | We | Th | Fr | Sa | Su |
| 1 | 2 | 3 | 4 | 5 | ||
| 6 | 7 | 8 | 9 | 10 | 11 | 12 |
| 13 | 14 | 15 | 16 | 17 | 18 | 19 |
| 20 | 21 | 22 | 23 | 24 | 25 | 26 |
| 27 | 28 | 29 | 30 |
- Final
- Semi-Final
- Quarter-Final
- Second Round Group A
- Second Round Group B
- Second Round Group C
- Second Round Group D
- First Round Group A
- First Round Group B
- First Round Group C
- First Round Group D
- First Round Group E
- First Round Group F
- First Round Group G
- First Round Group H
- Third Qualifying Round
- Second Qualifying Round
- First Qualifying Round
