| Woolwich to Smolyan | 1,346.67 mi (2,167.26 km) |
| Woolwich to Sofia | 1,243.83 mi (2,001.76 km) |
| Woolwich to Sopot | 1,303.63 mi (2,097.98 km) |
| Woolwich to Sozopol | 1,434.71 mi (2,308.95 km) |
| Woolwich to Sredets | 1,416.66 mi (2,279.89 km) |
| Woolwich to Stamboliyski | 1,316.36 mi (2,118.48 km) |
| Woolwich to Stara Zagora | 1,349.37 mi (2,171.61 km) |
| Woolwich to Svilengrad | 1,399.62 mi (2,252.47 km) |
| Woolwich to Svishtov | 1,289.92 mi (2,075.93 km) |
| Woolwich to Targovishte | 1,355.40 mi (2,181.31 km) |
| Woolwich to Teteven | 1,272.96 mi (2,048.64 km) |
| Woolwich to Troyan | 1,292.74 mi (2,080.47 km) |
| Woolwich to Tryavna | 1,325.60 mi (2,133.35 km) |
| Woolwich to Tutrakan | 1,326.58 mi (2,134.93 km) |
| Woolwich to Varna | 1,412.44 mi (2,273.10 km) |
