| Kastamonu to Sesimbra | 2,258.19 mi (3,634.20 km) |
| Kastamonu to Setubal | 2,245.79 mi (3,614.25 km) |
| Kastamonu to Sever do Vouga | 2,174.20 mi (3,499.03 km) |
| Kastamonu to Silves | 2,253.77 mi (3,627.09 km) |
| Kastamonu to Sines | 2,257.32 mi (3,632.81 km) |
| Kastamonu to Sintra | 2,265.04 mi (3,645.23 km) |
| Kastamonu to Sobrado de Paiva | 2,163.77 mi (3,482.25 km) |
| Kastamonu to Sobral de Monte Agraco | 2,248.22 mi (3,618.16 km) |
| Kastamonu to Soure | 2,200.61 mi (3,541.54 km) |
| Kastamonu to Tabua | 2,164.04 mi (3,482.68 km) |
| Kastamonu to Tavira | 2,214.84 mi (3,564.45 km) |
| Kastamonu to Tomar | 2,198.58 mi (3,538.27 km) |
| Kastamonu to Tondela | 2,163.85 mi (3,482.39 km) |
| Kastamonu to Torre de Moncorvo | 2,103.77 mi (3,385.69 km) |
| Kastamonu to Torres Novas | 2,207.24 mi (3,552.21 km) |
