| Wijchen to Smolyan | 1,137.10 mi (1,829.99 km) |
| Wijchen to Sofia | 1,033.00 mi (1,662.45 km) |
| Wijchen to Sopot | 1,088.27 mi (1,751.40 km) |
| Wijchen to Sozopol | 1,212.31 mi (1,951.03 km) |
| Wijchen to Sredets | 1,195.79 mi (1,924.43 km) |
| Wijchen to Stamboliyski | 1,104.45 mi (1,777.44 km) |
| Wijchen to Stara Zagora | 1,132.38 mi (1,822.39 km) |
| Wijchen to Svilengrad | 1,184.22 mi (1,905.81 km) |
| Wijchen to Svishtov | 1,067.95 mi (1,718.70 km) |
| Wijchen to Targovishte | 1,132.06 mi (1,821.88 km) |
| Wijchen to Teteven | 1,057.73 mi (1,702.25 km) |
| Wijchen to Troyan | 1,076.27 mi (1,732.09 km) |
| Wijchen to Tryavna | 1,106.90 mi (1,781.39 km) |
| Wijchen to Tutrakan | 1,099.65 mi (1,769.71 km) |
| Wijchen to Varna | 1,186.23 mi (1,909.05 km) |
