| Lancaster to Smolyan | 1,524.08 mi (2,452.76 km) |
| Lancaster to Sofia | 1,420.10 mi (2,285.43 km) |
| Lancaster to Sopot | 1,475.88 mi (2,375.20 km) |
| Lancaster to Sozopol | 1,599.47 mi (2,574.09 km) |
| Lancaster to Sredets | 1,583.19 mi (2,547.90 km) |
| Lancaster to Stamboliyski | 1,491.76 mi (2,400.75 km) |
| Lancaster to Stara Zagora | 1,520.03 mi (2,446.26 km) |
| Lancaster to Svilengrad | 1,571.85 mi (2,529.64 km) |
| Lancaster to Svishtov | 1,455.27 mi (2,342.04 km) |
| Lancaster to Targovishte | 1,519.09 mi (2,444.74 km) |
| Lancaster to Teteven | 1,445.32 mi (2,326.02 km) |
| Lancaster to Troyan | 1,463.92 mi (2,355.95 km) |
| Lancaster to Tryavna | 1,494.52 mi (2,405.20 km) |
| Lancaster to Tutrakan | 1,485.67 mi (2,390.95 km) |
| Lancaster to Varna | 1,572.40 mi (2,530.53 km) |
