The 1978–79 season of the European Cup Winners' Cup was won by FC Barcelona in the final in Basel against Fortuna Düsseldorf.

It was the first of four occasions that the Spanish club won the tournament.

No club from Finland, Albania and Turkey joined this season.

FC Magdeburg won 5–1 on aggregate.

3–3 on aggregate; FC Barcelona won on penalties.

FC Magdeburg won on away goals.

Fortuna Düsseldorf won 4–3 on aggregate.