| Hackney to Smolyan | 1,351.59 mi (2,175.17 km) |
| Hackney to Sofia | 1,248.72 mi (2,009.62 km) |
| Hackney to Sopot | 1,308.44 mi (2,105.73 km) |
| Hackney to Sozopol | 1,439.39 mi (2,316.47 km) |
| Hackney to Sredets | 1,421.37 mi (2,287.47 km) |
| Hackney to Stamboliyski | 1,321.24 mi (2,126.32 km) |
| Hackney to Stara Zagora | 1,354.16 mi (2,179.31 km) |
| Hackney to Svilengrad | 1,404.44 mi (2,260.23 km) |
| Hackney to Svishtov | 1,294.60 mi (2,083.45 km) |
| Hackney to Targovishte | 1,360.05 mi (2,188.79 km) |
| Hackney to Teteven | 1,277.78 mi (2,056.38 km) |
| Hackney to Troyan | 1,297.53 mi (2,088.18 km) |
| Hackney to Tryavna | 1,330.35 mi (2,140.99 km) |
| Hackney to Tutrakan | 1,331.13 mi (2,142.25 km) |
| Hackney to Varna | 1,417.01 mi (2,280.46 km) |
