Union Luxembourg | CupWinners Cup | Competitions
| Season | 1 | 2 | 1 | 2 | G | W‑D‑L | GF‑GA | Reached | |
|---|---|---|---|---|---|---|---|---|---|
| 1997‑98 | 0‑2 | 0‑1 | 2 | 0‑0‑2 | 0‑3 | Qualifier | |||
| 1996‑97 | 1‑2 | 0‑3 | 2 | 0‑0‑2 | 1‑5 | Qualifier | |||
| 1989‑90 | 0‑0 | 0‑5 | 2 | 0‑1‑1 | 0‑5 | 1st Round | |||
| 1986‑87 | 0‑3 | 0‑3 | 2 | 0‑0‑2 | 0‑6 | 1st Round | |||
| 1984‑85 | 0‑4 | 1‑1 | 2 | 0‑1‑1 | 1‑5 | 1st Round | |||
| 1978‑79 | 1‑4 | 1‑0 | 2 | 1‑0‑1 | 2‑4 | 1st Round | |||
| 1970‑71 | 0‑5 | 1‑0 | 2 | 1‑0‑1 | 1‑5 | 1st Round | |||
| 1969‑70 | 0‑3 | 2‑3 | 2 | 0‑0‑2 | 2‑6 | 1st Round | |||
| 1964‑65 | 0‑4 | 0‑6 | 2 | 0‑0‑2 | 0‑10 | 1st Round | |||
| 1963‑64 | 0‑4 | 2‑3 | 2 | 0‑0‑2 | 2‑7 | 1st Round | |||
| Union Luxembourg seasons in Champions League, European Cup, Europa League, UEFA Cup, Inter-Cities Fairs Cup, Conference League. Home games in bold. PDF | |||||||||