| Letterkenny to Saint-Lo | 491.79 mi (791.46 km) |
| Letterkenny to Saint-Loubes | 764.74 mi (1,230.73 km) |
| Letterkenny to Saint-Louis | 831.20 mi (1,337.69 km) |
| Letterkenny to Saint-Lys | 885.04 mi (1,424.33 km) |
| Letterkenny to Saint-Malo | 499.01 mi (803.08 km) |
| Letterkenny to Saint-Mande | 603.31 mi (970.93 km) |
| Letterkenny to Saint-Martin-Boulogne | 486.98 mi (783.73 km) |
| Letterkenny to Saint-Martin-d'Heres | 899.84 mi (1,448.15 km) |
| Letterkenny to Saint-Martin-de-Crau | 961.41 mi (1,547.23 km) |
| Letterkenny to Saint-Maur-des-Fosses | 607.97 mi (978.43 km) |
| Letterkenny to Saint-Maurice | 605.03 mi (973.70 km) |
| Letterkenny to Saint-Max | 733.03 mi (1,179.70 km) |
| Letterkenny to Saint-Maximin-la-Sainte-Baume | 1,000.14 mi (1,609.56 km) |
| Letterkenny to Saint-Medard-en-Jalles | 760.81 mi (1,224.40 km) |
| Letterkenny to Saint-Michel-sur-Orge | 610.74 mi (982.90 km) |
