Portugal: Tier 1 - 1979-80
| Porto beat União Leiria 1-0 (H) on 4 Nov 1979 |
| União Leiria beat Boavista 3-1 (H) on 2 Sep 1979 |
| Boavista beat SC Espinho 4-0 (H) on 21 Oct 1979 |
| SC Espinho beat Braga 2-1 (H) on 11 Nov 1979 |
| Braga beat Vitória Guimarães 2-1 (H) on 9 Sep 1979 |
| Vitória Guimarães beat Vitória Setúbal 1-0 (H) on 30 Sep 1979 |
| Vitória Setúbal beat Rio Ave 2-0 (H) on 9 Sep 1979 |
| Rio Ave beat CS Marítimo 4-0 (H) on 16 Sep 1979 |
| CS Marítimo beat Varzim 1-0 (H) on 23 Sep 1979 |
| Varzim beat Benfica 2-0 (H) on 11 Nov 1979 |
| Benfica beat Os Belenenses 3-0 (A) on 21 Oct 1979 |
| Os Belenenses beat Sporting CP 2-1 (H) on 2 Sep 1979 |
| Sporting CP beat Estoril 2-0 (H) on 26 Aug 1979 |
| Estoril beat Portimonense 1-0 (H) on 30 Sep 1979 |
| Portimonense beat SC Beira Mar 1-0 (H) on 9 Sep 1979 |
FLP: Thick arrows show the earliest chain of wins that passes through every team.