The 1979 Copa Interamericana was the 7th. edition of the Copa Interamericana. The final was contested by Paraguayan Club Olimpia (champion of 1979 Copa Libertadores) and Salvadoran club FAS (winner of 1979 CONCACAF Champions' Cup). The final was played under a two-leg format in FebruaryâÂÂMarch 1980.
The first leg was held in Estadio Cuscatlán in San Salvador, where both teams tied 3âÂÂ3. The second leg was played at Estadio Defensores del Chaco in Asunción, where Olimpia easily defeat FAS with a conclusive 5âÂÂ0. Thus, the Paraguayan side won their first Copa Interamericana trophy.