| Lucon to Smolyan | 1,321.93 mi (2,127.44 km) |
| Lucon to Sofia | 1,227.88 mi (1,976.09 km) |
| Lucon to Sopot | 1,296.61 mi (2,086.69 km) |
| Lucon to Sozopol | 1,442.72 mi (2,321.83 km) |
| Lucon to Sredets | 1,420.58 mi (2,286.21 km) |
| Lucon to Stamboliyski | 1,299.30 mi (2,091.03 km) |
| Lucon to Stara Zagora | 1,344.75 mi (2,164.17 km) |
| Lucon to Svilengrad | 1,388.13 mi (2,233.98 km) |
| Lucon to Svishtov | 1,303.12 mi (2,097.18 km) |
| Lucon to Targovishte | 1,369.84 mi (2,204.55 km) |
| Lucon to Teteven | 1,267.24 mi (2,039.42 km) |
| Lucon to Troyan | 1,289.43 mi (2,075.14 km) |
| Lucon to Tryavna | 1,327.10 mi (2,135.76 km) |
| Lucon to Tutrakan | 1,354.44 mi (2,179.76 km) |
| Lucon to Varna | 1,434.05 mi (2,307.87 km) |
