| Kingsnorth to Smolyan | 1,305.32 mi (2,100.71 km) |
| Kingsnorth to Sofia | 1,202.65 mi (1,935.48 km) |
| Kingsnorth to Sopot | 1,262.86 mi (2,032.38 km) |
| Kingsnorth to Sozopol | 1,394.77 mi (2,244.67 km) |
| Kingsnorth to Sredets | 1,376.51 mi (2,215.28 km) |
| Kingsnorth to Stamboliyski | 1,275.24 mi (2,052.30 km) |
| Kingsnorth to Stara Zagora | 1,308.77 mi (2,106.26 km) |
| Kingsnorth to Svilengrad | 1,358.81 mi (2,186.79 km) |
| Kingsnorth to Svishtov | 1,250.00 mi (2,011.68 km) |
| Kingsnorth to Targovishte | 1,315.64 mi (2,117.33 km) |
| Kingsnorth to Teteven | 1,232.21 mi (1,983.05 km) |
| Kingsnorth to Troyan | 1,252.11 mi (2,015.08 km) |
| Kingsnorth to Tryavna | 1,285.22 mi (2,068.36 km) |
| Kingsnorth to Tutrakan | 1,287.45 mi (2,071.94 km) |
| Kingsnorth to Varna | 1,373.12 mi (2,209.82 km) |
