| Omagh to Smolyan | 1,706.42 mi (2,746.22 km) |
| Omagh to Sofia | 1,602.62 mi (2,579.17 km) |
| Omagh to Sopot | 1,659.17 mi (2,670.18 km) |
| Omagh to Sozopol | 1,783.72 mi (2,870.61 km) |
| Omagh to Sredets | 1,767.27 mi (2,844.15 km) |
| Omagh to Stamboliyski | 1,674.50 mi (2,694.84 km) |
| Omagh to Stara Zagora | 1,703.59 mi (2,741.66 km) |
| Omagh to Svilengrad | 1,755.19 mi (2,824.71 km) |
| Omagh to Svishtov | 1,639.42 mi (2,638.38 km) |
| Omagh to Targovishte | 1,703.40 mi (2,741.35 km) |
| Omagh to Teteven | 1,628.58 mi (2,620.94 km) |
| Omagh to Troyan | 1,647.37 mi (2,651.18 km) |
| Omagh to Tryavna | 1,678.30 mi (2,700.96 km) |
| Omagh to Tutrakan | 1,670.24 mi (2,687.98 km) |
| Omagh to Varna | 1,756.94 mi (2,827.53 km) |
