2004–05 Chelsea F.C. season UEFA Champions League UEFA Champions League

| Date_ | Round | Opponent | Venue | Result_ | Attendance |
|---|---|---|---|---|---|
| 14 September 2004 | GS | Paris Saint-Germain | A | 3-0 | 40000 |
| 29 September 2004 | GS | Porto | H | 3-1 | 39237 |
| 20 October 2004 | GS | CSKA Moscow | H | 2-0 | 33945 |
| 2 November 2004 | GS | CSKA Moscow | A | 1-0 | 28000 |
| 24 November 2004 | GS | Paris Saint-Germain | H | 0-0 | 39626 |
| 7 December 2004 | GS | Porto | A | 1-2 | 42409 |
| 23 February 2005 | R2 | Barcelona | A | 1-2 | 89000 |
| 8 March 2005 | R2 | Barcelona | H | 4-2 | 42409 |
| 6 April 2005 | QF | Bayern Munich | H | 4-2 | 40253 |
| 12 April 2005 | QF | Bayern Munich | A | 2-3 | 59000 |
| 27 April 2005 | SF | Liverpool | H | 0-0 | 40497 |
| 3 May 2005 | SF | Liverpool | A | 0-1 | 42529 |