| Arpajon to Smolyan | 1,191.75 mi (1,917.93 km) |
| Arpajon to Sofia | 1,092.18 mi (1,757.69 km) |
| Arpajon to Sopot | 1,157.04 mi (1,862.08 km) |
| Arpajon to Sozopol | 1,297.02 mi (2,087.34 km) |
| Arpajon to Sredets | 1,276.68 mi (2,054.62 km) |
| Arpajon to Stamboliyski | 1,164.89 mi (1,874.71 km) |
| Arpajon to Stara Zagora | 1,204.43 mi (1,938.34 km) |
| Arpajon to Svilengrad | 1,251.65 mi (2,014.34 km) |
| Arpajon to Svishtov | 1,153.71 mi (1,856.72 km) |
| Arpajon to Targovishte | 1,220.45 mi (1,964.13 km) |
| Arpajon to Teteven | 1,126.73 mi (1,813.30 km) |
| Arpajon to Troyan | 1,147.94 mi (1,847.43 km) |
| Arpajon to Tryavna | 1,183.58 mi (1,904.79 km) |
| Arpajon to Tutrakan | 1,198.68 mi (1,929.09 km) |
| Arpajon to Varna | 1,281.83 mi (2,062.91 km) |
