| Wittmund to Smolyan | 1,138.17 mi (1,831.71 km) |
| Wittmund to Sofia | 1,034.19 mi (1,664.37 km) |
| Wittmund to Sopot | 1,082.27 mi (1,741.75 km) |
| Wittmund to Sozopol | 1,193.84 mi (1,921.31 km) |
| Wittmund to Sredets | 1,179.97 mi (1,898.98 km) |
| Wittmund to Stamboliyski | 1,102.95 mi (1,775.02 km) |
| Wittmund to Stara Zagora | 1,123.31 mi (1,807.79 km) |
| Wittmund to Svilengrad | 1,176.69 mi (1,893.69 km) |
| Wittmund to Svishtov | 1,052.25 mi (1,693.44 km) |
| Wittmund to Targovishte | 1,113.14 mi (1,791.43 km) |
| Wittmund to Teteven | 1,052.41 mi (1,693.69 km) |
| Wittmund to Troyan | 1,068.86 mi (1,720.17 km) |
| Wittmund to Tryavna | 1,095.70 mi (1,763.36 km) |
| Wittmund to Tutrakan | 1,074.96 mi (1,729.98 km) |
| Wittmund to Varna | 1,161.66 mi (1,869.52 km) |
