| Nijkerk to Smolyan | 1,161.73 mi (1,869.63 km) |
| Nijkerk to Sofia | 1,057.53 mi (1,701.92 km) |
| Nijkerk to Sopot | 1,111.88 mi (1,789.40 km) |
| Nijkerk to Sozopol | 1,234.23 mi (1,986.30 km) |
| Nijkerk to Sredets | 1,218.09 mi (1,960.32 km) |
| Nijkerk to Stamboliyski | 1,128.70 mi (1,816.46 km) |
| Nijkerk to Stara Zagora | 1,155.60 mi (1,859.76 km) |
| Nijkerk to Svilengrad | 1,207.72 mi (1,943.63 km) |
| Nijkerk to Svishtov | 1,090.12 mi (1,754.38 km) |
| Nijkerk to Targovishte | 1,153.82 mi (1,856.90 km) |
| Nijkerk to Teteven | 1,081.40 mi (1,740.34 km) |
| Nijkerk to Troyan | 1,099.67 mi (1,769.74 km) |
| Nijkerk to Tryavna | 1,129.79 mi (1,818.22 km) |
| Nijkerk to Tutrakan | 1,120.46 mi (1,803.21 km) |
| Nijkerk to Varna | 1,207.17 mi (1,942.75 km) |
