UEFA-Cup 1979/1980 - 1. Runde, Hinspiel
| AC Perugia | Dynamo Zagreb | 1:0 | |
| Inter Mailand | Real Sociedad | 3:0 | |
| SSC Neapel | Olympiakos Piräus | 2:0 | |
| VfB Stuttgart | AC Turin | 1:0 | |
| Dundee United | RSC Anderlecht | 0:0 | |
| Glenavon Belfast | Standard Lüttich | 0:1 | |
| Dynamo Kiew | ZSKA Sofia | 2:1 | |
| Lokomotive Sofia | Ferencvaros Budapest | 3:0 | |
| Koparit Kuopio | Malmö FF | 1:2 | |
| Dynamo Bukarest | Alki Larnaca | 3:0 | |
| Bohemians Prag | Bayern München | 0:2 | |
| Zbrojovka Brünn | Esbjerg fB | 6:0 | |
| FC Valetta | Leeds United | 0:4 | |
| Orduspor | Banik Ostrava | 2:0 | |
| Wiener Sport-Club | Universitatea Craiova | 0:0 | |
| Widzew Lodz | AS St. Etienne | 2:1 | |
| Aris Saloniki | Benfica Lissabon | 3:1 | |
| FC Carl Zeiss Jena | West Bromwich Albion | 2:0 | |
| Atletico Madrid | Dynamo Dresden | 1:2 | |
| Aarhus GF | Stal Mielec | 1:1 | |
| Feyenoord Rotterdam | FC Everton | 1:0 | |
| Skeid Oslo | Ipswich Town | 1:3 | |
| Sporting Gijon | PSV Eindhoven | 0:0 | |
| Galatasaray Istanbul | Roter Stern Belgrad | 0:0 | |
| 19.09.1979 | FC Aberdeen | Eintracht Frankfurt | 1:1 |
| Rapid Wien | Diosgyor VTK | 0:1 | |
| Borussia Mönchengladbach | Viking Stavanger | 3:0 | |
| Sporting Lissabon | Bohemians Dublin | 2:0 | |
| FC Zürich | 1. FC Kaiserslautern | 1:3 | |
| Schachtjor Donezk | AS Monaco | 2:1 | |
| Progres Niedercorn | Grasshopper Zürich | 0:2 | |
| Kalmar FF | IB Keflavik | 2:1 |