| Omurtag to Somma Lombardo | 890.79 mi (1,433.59 km) |
| Omurtag to Somma Vesuviana | 633.61 mi (1,019.69 km) |
| Omurtag to Sommacampagna | 785.33 mi (1,263.86 km) |
| Omurtag to Sona | 786.38 mi (1,265.56 km) |
| Omurtag to Sondrio | 839.03 mi (1,350.29 km) |
| Omurtag to Sora | 659.30 mi (1,061.05 km) |
| Omurtag to Sorbolo | 801.78 mi (1,290.35 km) |
| Omurtag to Soresina | 832.61 mi (1,339.95 km) |
| Omurtag to Sorisole | 845.27 mi (1,360.33 km) |
| Omurtag to Sorrento | 642.17 mi (1,033.47 km) |
| Omurtag to Sorso | 928.59 mi (1,494.41 km) |
| Omurtag to Sortino | 726.75 mi (1,169.59 km) |
| Omurtag to Soverato Marina | 598.34 mi (962.94 km) |
| Omurtag to Sovicille | 763.91 mi (1,229.40 km) |
| Omurtag to Spello | 693.31 mi (1,115.77 km) |
