| Cergy to Smolyan | 1,208.37 mi (1,944.68 km) |
| Cergy to Sofia | 1,108.08 mi (1,783.28 km) |
| Cergy to Sopot | 1,172.12 mi (1,886.35 km) |
| Cergy to Sozopol | 1,310.72 mi (2,109.41 km) |
| Cergy to Sredets | 1,290.76 mi (2,077.28 km) |
| Cergy to Stamboliyski | 1,180.86 mi (1,900.40 km) |
| Cergy to Stara Zagora | 1,219.29 mi (1,962.25 km) |
| Cergy to Svilengrad | 1,267.10 mi (2,039.20 km) |
| Cergy to Svishtov | 1,166.97 mi (1,878.05 km) |
| Cergy to Targovishte | 1,233.59 mi (1,985.27 km) |
| Cergy to Teteven | 1,141.71 mi (1,837.40 km) |
| Cergy to Troyan | 1,162.69 mi (1,871.17 km) |
| Cergy to Tryavna | 1,197.89 mi (1,927.82 km) |
| Cergy to Tutrakan | 1,210.57 mi (1,948.23 km) |
| Cergy to Varna | 1,294.30 mi (2,082.98 km) |
