The Portuguese national final took place at Coliseu dos Recreios in Lisbon on 5 March 2017, hosted by Sílvia Alberto and Catarina Furtado.
In the Final eight entries participated. The winner was determined by the televote and the votes from regional juries.
| Opening Grand Final - all finalists | 12:30 - 14:00 |
|---|---|
| LUNCH | 13:00 - 15:00 |
| Grand Final Dress Rehearsal 1 | 15:00 - 18:00 |
| Viewing Camera crew Dress Rehearsal 1 | 18:00 - 20:00 |
| DINNER | 20:00 - 21:00 |
| EBU Press Conference about Junior Eurovision Song Contest 2017 | 18:20 - 18:40 |
| Pre-show | 21:00 - 22:00 |
| Grand Final Dress Rehearsal 2 | 22:00 - 01:30 |