| Pontardulais to Smolyan | 1,518.56 mi (2,443.89 km) |
| Pontardulais to Sofia | 1,416.28 mi (2,279.29 km) |
| Pontardulais to Sopot | 1,477.15 mi (2,377.24 km) |
| Pontardulais to Sozopol | 1,609.74 mi (2,590.63 km) |
| Pontardulais to Sredets | 1,591.37 mi (2,561.06 km) |
| Pontardulais to Stamboliyski | 1,488.96 mi (2,396.25 km) |
| Pontardulais to Stara Zagora | 1,523.24 mi (2,451.43 km) |
| Pontardulais to Svilengrad | 1,573.02 mi (2,531.53 km) |
| Pontardulais to Svishtov | 1,464.99 mi (2,357.67 km) |
| Pontardulais to Targovishte | 1,530.69 mi (2,463.40 km) |
| Pontardulais to Teteven | 1,446.51 mi (2,327.93 km) |
| Pontardulais to Troyan | 1,466.56 mi (2,360.20 km) |
| Pontardulais to Tryavna | 1,499.91 mi (2,413.87 km) |
| Pontardulais to Tutrakan | 1,502.54 mi (2,418.10 km) |
| Pontardulais to Varna | 1,588.22 mi (2,556.00 km) |
