| Lydney to Smolyan | 1,457.07 mi (2,344.93 km) |
| Lydney to Sofia | 1,354.52 mi (2,179.88 km) |
| Lydney to Sopot | 1,414.86 mi (2,277.00 km) |
| Lydney to Sozopol | 1,546.66 mi (2,489.11 km) |
| Lydney to Sredets | 1,528.46 mi (2,459.83 km) |
| Lydney to Stamboliyski | 1,427.13 mi (2,296.74 km) |
| Lydney to Stara Zagora | 1,460.78 mi (2,350.90 km) |
| Lydney to Svilengrad | 1,510.80 mi (2,431.40 km) |
| Lydney to Svishtov | 1,401.88 mi (2,256.11 km) |
| Lydney to Targovishte | 1,467.46 mi (2,361.64 km) |
| Lydney to Teteven | 1,384.21 mi (2,227.67 km) |
| Lydney to Troyan | 1,404.12 mi (2,259.72 km) |
| Lydney to Tryavna | 1,437.22 mi (2,312.98 km) |
| Lydney to Tutrakan | 1,438.89 mi (2,315.67 km) |
| Lydney to Varna | 1,524.69 mi (2,453.74 km) |
