The Portuguese Final was held on March 7th at the Teatro São Luíz in Lisbon, hosted by Ana Zanatti & Eládio Clímaco. Before the final there were 3 semi-finals. The winning song was chosen by the votes of 22 regional juries.
| 1 | Lição de Português | Portuguese lesson | Madi | 45 |
3rd |
| 2 | Concerto maior | Biggest concert | Manuel José Soares | 10 |
7th |
| 3 | Self-made-man | Self-made-man | S.A.R.L. |
44 |
4th |
| 4 | Guardando em mim | Kept in me | Dina |
5 |
8th |
| 5 | Doce | Sweet | Doce | 68 | 2nd |
| 6 | Música Portuguesa | Portuguese music | Bric-À-Brac | 40 |
5th |
| 7 | Um grande grande amor | A big big love | José Cid | 92 |
1st |
| 8 | Agosto em Lisboa | August in Lisbon | Zélia |
2 |
9th |
| 9 | Esta página em branco | This white page | Quarteto „Música Em Si“ |
24 |
6th |
 |
 |
José Cid previously took part in the Portuguese Finals of 1968 (3rd), 1974 (5th) & 1978 (2nd, 5th, 6th & 7th). At the ESC he came 7th. Two members of the group Doce (Teresa Miguel & Fatima Padinha) were in the group Gemini that represented Portugal in 1978.