| Letterkenny to Saint-Brice-sous-Foret | 593.40 mi (954.99 km) |
| Letterkenny to Saint-Brieuc | 492.78 mi (793.06 km) |
| Letterkenny to Saint-Chamas | 972.46 mi (1,565.03 km) |
| Letterkenny to Saint-Chamond | 846.97 mi (1,363.07 km) |
| Letterkenny to Saint-Claude | 836.52 mi (1,346.25 km) |
| Letterkenny to Saint-Cloud | 597.44 mi (961.48 km) |
| Letterkenny to Saint-Cyprien | 979.94 mi (1,577.06 km) |
| Letterkenny to Saint-Cyr-l'Ecole | 594.81 mi (957.25 km) |
| Letterkenny to Saint-Cyr-sur-Loire | 635.21 mi (1,022.28 km) |
| Letterkenny to Saint-Cyr-sur-Mer | 1,011.79 mi (1,628.31 km) |
| Letterkenny to Saint-Denis | 596.54 mi (960.04 km) |
| Letterkenny to Saint-Die-des-Vosges | 777.58 mi (1,251.39 km) |
| Letterkenny to Saint-Dizier | 693.69 mi (1,116.39 km) |
| Letterkenny to Saint-Doulchard | 696.48 mi (1,120.87 km) |
| Letterkenny to Saint-Egreve | 893.88 mi (1,438.56 km) |
