| Zwevegem to Sofia | 1,094.54 mi (1,761.49 km) |
| Zwevegem to Sopot | 1,154.15 mi (1,857.42 km) |
| Zwevegem to Sozopol | 1,285.34 mi (2,068.56 km) |
| Zwevegem to Sredets | 1,267.21 mi (2,039.38 km) |
| Zwevegem to Stamboliyski | 1,167.02 mi (1,878.14 km) |
| Zwevegem to Stara Zagora | 1,199.88 mi (1,931.01 km) |
| Zwevegem to Svilengrad | 1,250.15 mi (2,011.93 km) |
| Zwevegem to Svishtov | 1,140.56 mi (1,835.55 km) |
| Zwevegem to Targovishte | 1,206.11 mi (1,941.05 km) |
| Zwevegem to Teteven | 1,123.49 mi (1,808.08 km) |
| Zwevegem to Troyan | 1,143.25 mi (1,839.88 km) |
| Zwevegem to Tryavna | 1,176.11 mi (1,892.77 km) |
| Zwevegem to Tutrakan | 1,177.71 mi (1,895.34 km) |
| Zwevegem to Varna | 1,263.42 mi (2,033.29 km) |
| Zwevegem to Veliki Preslav | 1,219.10 mi (1,961.95 km) |
