| Saint-Brieuc to Santiago do Cacem | 783.72 mi (1,261.27 km) |
| Saint-Brieuc to Santo Andre | 782.52 mi (1,259.34 km) |
| Saint-Brieuc to Santo Tirso | 568.76 mi (915.33 km) |
| Saint-Brieuc to Sao Bras de Alportel | 826.38 mi (1,329.92 km) |
| Saint-Brieuc to Sao Felix da Marinha | 590.87 mi (950.91 km) |
| Saint-Brieuc to Sao Joao da Madeira | 596.19 mi (959.47 km) |
| Saint-Brieuc to Sao Joao de Ver | 594.11 mi (956.12 km) |
| Saint-Brieuc to Sao Mamede de Infesta | 580.12 mi (933.61 km) |
| Saint-Brieuc to Sao Pedro do Sul | 596.03 mi (959.22 km) |
| Saint-Brieuc to Satao | 590.16 mi (949.77 km) |
| Saint-Brieuc to Seia | 609.45 mi (980.81 km) |
| Saint-Brieuc to Senhora da Hora | 582.20 mi (936.97 km) |
| Saint-Brieuc to Serpa | 769.31 mi (1,238.08 km) |
| Saint-Brieuc to Serta | 657.16 mi (1,057.59 km) |
| Saint-Brieuc to Sesimbra | 764.15 mi (1,229.79 km) |
