| Porvoo to Sonsbeck | 954.92 mi (1,536.79 km) |
| Porvoo to Sonthofen | 1,081.84 mi (1,741.06 km) |
| Porvoo to Spaichingen | 1,084.97 mi (1,746.09 km) |
| Porvoo to Spelle | 885.02 mi (1,424.31 km) |
| Porvoo to Spenge | 867.39 mi (1,395.92 km) |
| Porvoo to Speyer | 1,021.08 mi (1,643.26 km) |
| Porvoo to Spiesen-Elversberg | 1,055.43 mi (1,698.55 km) |
| Porvoo to Spremberg | 747.38 mi (1,202.80 km) |
| Porvoo to Springe | 833.06 mi (1,340.69 km) |
| Porvoo to Sprockhovel | 942.03 mi (1,516.06 km) |
| Porvoo to Stade | 765.63 mi (1,232.16 km) |
| Porvoo to Stadtallendorf | 921.47 mi (1,482.97 km) |
| Porvoo to Stadthagen | 837.07 mi (1,347.13 km) |
| Porvoo to Stadtlohn | 919.86 mi (1,480.38 km) |
| Porvoo to Stahnsdorf | 727.18 mi (1,170.29 km) |
