| Bydgoszcz to Sestu | 1,043.83 mi (1,679.88 km) |
| Bydgoszcz to Settimo Torinese | 718.80 mi (1,156.80 km) |
| Bydgoszcz to Seveso | 651.60 mi (1,048.66 km) |
| Bydgoszcz to Sezze | 835.09 mi (1,343.94 km) |
| Bydgoszcz to Siano | 865.10 mi (1,392.25 km) |
| Bydgoszcz to Siena | 742.91 mi (1,195.60 km) |
| Bydgoszcz to Signa | 717.76 mi (1,155.12 km) |
| Bydgoszcz to Silea | 575.75 mi (926.57 km) |
| Bydgoszcz to Silvi Paese | 752.04 mi (1,210.29 km) |
| Bydgoszcz to Sinalunga | 742.12 mi (1,194.33 km) |
| Bydgoszcz to Siniscola | 950.12 mi (1,529.07 km) |
| Bydgoszcz to Sinnai | 1,041.51 mi (1,676.15 km) |
| Bydgoszcz to Siracusa | 1,116.79 mi (1,797.30 km) |
| Bydgoszcz to Solaro | 654.68 mi (1,053.61 km) |
| Bydgoszcz to Soliera | 661.61 mi (1,064.75 km) |
