| Lisburn to Smolyan | 1,657.20 mi (2,667.01 km) |
| Lisburn to Sofia | 1,553.33 mi (2,499.84 km) |
| Lisburn to Sopot | 1,609.56 mi (2,590.34 km) |
| Lisburn to Sozopol | 1,733.66 mi (2,790.05 km) |
| Lisburn to Sredets | 1,717.30 mi (2,763.73 km) |
| Lisburn to Stamboliyski | 1,625.12 mi (2,615.38 km) |
| Lisburn to Stara Zagora | 1,653.87 mi (2,661.64 km) |
| Lisburn to Svilengrad | 1,705.57 mi (2,744.84 km) |
| Lisburn to Svishtov | 1,589.41 mi (2,557.91 km) |
| Lisburn to Targovishte | 1,653.30 mi (2,660.73 km) |
| Lisburn to Teteven | 1,578.99 mi (2,541.13 km) |
| Lisburn to Troyan | 1,597.69 mi (2,571.24 km) |
| Lisburn to Tryavna | 1,628.48 mi (2,620.78 km) |
| Lisburn to Tutrakan | 1,619.96 mi (2,607.08 km) |
| Lisburn to Varna | 1,706.69 mi (2,746.65 km) |
