| Croxley Green to Smolyan | 1,370.97 mi (2,206.36 km) |
| Croxley Green to Sofia | 1,268.09 mi (2,040.79 km) |
| Croxley Green to Sopot | 1,327.78 mi (2,136.85 km) |
| Croxley Green to Sozopol | 1,458.62 mi (2,347.42 km) |
| Croxley Green to Sredets | 1,440.63 mi (2,318.47 km) |
| Croxley Green to Stamboliyski | 1,340.60 mi (2,157.49 km) |
| Croxley Green to Stara Zagora | 1,373.48 mi (2,210.40 km) |
| Croxley Green to Svilengrad | 1,423.78 mi (2,291.35 km) |
| Croxley Green to Svishtov | 1,313.83 mi (2,114.40 km) |
| Croxley Green to Targovishte | 1,379.25 mi (2,219.69 km) |
| Croxley Green to Teteven | 1,297.11 mi (2,087.50 km) |
| Croxley Green to Troyan | 1,316.86 mi (2,119.28 km) |
| Croxley Green to Tryavna | 1,349.65 mi (2,172.05 km) |
| Croxley Green to Tutrakan | 1,350.23 mi (2,172.99 km) |
| Croxley Green to Varna | 1,436.14 mi (2,311.25 km) |
