| Porvoo to Sin-le-Noble | 1,114.72 mi (1,793.97 km) |
| Porvoo to Six-Fours-les-Plages | 1,453.22 mi (2,338.73 km) |
| Porvoo to Soissons | 1,159.05 mi (1,865.31 km) |
| Porvoo to Soisy-sous-Montmorency | 1,209.81 mi (1,947.00 km) |
| Porvoo to Sollies-Pont | 1,442.58 mi (2,321.60 km) |
| Porvoo to Somain | 1,109.99 mi (1,786.36 km) |
| Porvoo to Sorgues | 1,421.25 mi (2,287.28 km) |
| Porvoo to Sotteville-les-Rouen | 1,224.24 mi (1,970.23 km) |
| Porvoo to Soyaux | 1,452.20 mi (2,337.09 km) |
| Porvoo to Stains | 1,209.33 mi (1,946.22 km) |
| Porvoo to Stiring-Wendel | 1,067.38 mi (1,717.79 km) |
| Porvoo to Strasbourg | 1,080.59 mi (1,739.05 km) |
| Porvoo to Sucy-en-Brie | 1,214.74 mi (1,954.93 km) |
| Porvoo to Suresnes | 1,218.34 mi (1,960.74 km) |
| Porvoo to Talant | 1,223.56 mi (1,969.13 km) |
