| Karlovo to Setubal | 1,779.04 mi (2,863.08 km) |
| Karlovo to Sever do Vouga | 1,705.76 mi (2,745.16 km) |
| Karlovo to Silves | 1,789.57 mi (2,880.04 km) |
| Karlovo to Sines | 1,791.44 mi (2,883.05 km) |
| Karlovo to Sintra | 1,797.77 mi (2,893.23 km) |
| Karlovo to Sobrado de Paiva | 1,695.30 mi (2,728.32 km) |
| Karlovo to Sobral de Monte Agraco | 1,780.78 mi (2,865.89 km) |
| Karlovo to Soure | 1,732.43 mi (2,788.07 km) |
| Karlovo to Tabua | 1,695.75 mi (2,729.05 km) |
| Karlovo to Tavira | 1,751.36 mi (2,818.54 km) |
| Karlovo to Tomar | 1,730.76 mi (2,785.38 km) |
| Karlovo to Tondela | 1,695.50 mi (2,728.65 km) |
| Karlovo to Torre de Moncorvo | 1,635.30 mi (2,631.76 km) |
| Karlovo to Torres Novas | 1,739.51 mi (2,799.47 km) |
| Karlovo to Torres Vedras | 1,785.13 mi (2,872.88 km) |
