| Omurtag to Setubal | 1,859.22 mi (2,992.12 km) |
| Omurtag to Sever do Vouga | 1,782.95 mi (2,869.37 km) |
| Omurtag to Silves | 1,871.51 mi (3,011.91 km) |
| Omurtag to Sines | 1,872.34 mi (3,013.24 km) |
| Omurtag to Sintra | 1,877.41 mi (3,021.39 km) |
| Omurtag to Sobrado de Paiva | 1,772.03 mi (2,851.80 km) |
| Omurtag to Sobral de Monte Agraco | 1,860.21 mi (2,993.72 km) |
| Omurtag to Soure | 1,810.58 mi (2,913.85 km) |
| Omurtag to Tabua | 1,773.65 mi (2,854.42 km) |
| Omurtag to Tavira | 1,833.67 mi (2,951.00 km) |
| Omurtag to Tomar | 1,809.65 mi (2,912.35 km) |
| Omurtag to Tondela | 1,773.13 mi (2,853.58 km) |
| Omurtag to Torre de Moncorvo | 1,712.14 mi (2,755.42 km) |
| Omurtag to Torres Novas | 1,818.55 mi (2,926.68 km) |
| Omurtag to Torres Vedras | 1,864.43 mi (3,000.51 km) |
