| Burley to Smolyan | 6,075.91 mi (9,778.24 km) |
| Burley to Sofia | 5,974.12 mi (9,614.42 km) |
| Burley to Sopot | 6,012.86 mi (9,676.76 km) |
| Burley to Sozopol | 6,098.22 mi (9,814.13 km) |
| Burley to Sredets | 6,090.53 mi (9,801.76 km) |
| Burley to Stamboliyski | 6,038.58 mi (9,718.15 km) |
| Burley to Stara Zagora | 6,048.14 mi (9,733.54 km) |
| Burley to Svilengrad | 6,102.07 mi (9,820.32 km) |
| Burley to Svishtov | 5,969.17 mi (9,606.45 km) |
| Burley to Targovishte | 6,020.94 mi (9,689.77 km) |
| Burley to Teteven | 5,984.77 mi (9,631.56 km) |
| Burley to Troyan | 5,997.97 mi (9,652.80 km) |
| Burley to Tryavna | 6,018.20 mi (9,685.36 km) |
| Burley to Tutrakan | 5,972.95 mi (9,612.54 km) |
| Burley to Varna | 6,054.11 mi (9,743.15 km) |
