The 1988–89 FIS Ski Jumping World Cup was the 10th World Cup season in ski jumping.

It began in Thunder Bay, Canada on 3 December 1988 and finished in Planica, Yugoslavia on 26 March 1989.

All 15 locations which have been hosting world cup events for men this season.

Events in Falun and Bærum canceled.

Harrachov hosted ski flying and large hill event.