Portugal: Festival RTP da Canção 1979
Semi-final 1
Festival RTP da Canção 1979 – Semi-final 1
| Date | 3 February 1979 |
| Location | Teatro Villaret |
| City | Lisbon |
| Hosts | Fialho Gouveia Manuela Moura Guedes |
| Voting | Five-member jury |
Semi-final 2
Festival RTP da Canção 1979 – Semi-final 2
| Date | 10 February 1979 |
| Location | Teatro Villaret |
| City | Lisbon |
| Hosts | Fialho Gouveia Manuela Moura Guedes |
| Voting | Five-member jury |
Semi-final 3
Festival RTP da Canção 1979 – Semi-final 3
| Date | 17 February 1979 |
| Location | Teatro Villaret |
| City | Lisbon |
| Hosts | Fialho Gouveia Manuela Moura Guedes |
| Voting | Five-member jury |
Final
Festival RTP da Canção 1979 – Final
| Date | 24 February 1979 |
| Location | Cinema Monumental |
| City | Lisbon |
| Hosts | Fialho Gouveia Manuela Moura Guedes |
| Voting | 22 regional juries |
