| Belfast to Saint-Nazaire | 531.01 mi (854.58 km) |
| Belfast to Saint-Omer | 433.65 mi (697.89 km) |
| Belfast to Saint-Orens-de-Gameville | 833.46 mi (1,341.32 km) |
| Belfast to Saint-Ouen | 527.68 mi (849.22 km) |
| Belfast to Saint-Ouen-l'Aumone | 514.21 mi (827.55 km) |
| Belfast to Saint-Paul-les-Dax | 782.28 mi (1,258.96 km) |
| Belfast to Saint-Paul-Trois-Chateaux | 853.53 mi (1,373.62 km) |
| Belfast to Saint-Philbert-de-Grand-Lieu | 554.73 mi (892.75 km) |
| Belfast to Saint-Pierre-des-Corps | 575.35 mi (925.94 km) |
| Belfast to Saint-Pierre-du-Mont | 778.88 mi (1,253.49 km) |
| Belfast to Saint-Pierre-du-Perray | 548.45 mi (882.64 km) |
| Belfast to Saint-Pol-sur-Mer | 423.89 mi (682.19 km) |
| Belfast to Saint-Priest | 779.12 mi (1,253.87 km) |
| Belfast to Saint-Quentin | 508.98 mi (819.12 km) |
| Belfast to Saint-Rambert | 772.07 mi (1,242.53 km) |
