| Sint-Niklaas to Olomouc | 587.25 mi (945.09 km) |
| Sint-Niklaas to Opava | 609.56 mi (980.99 km) |
| Sint-Niklaas to Orlova | 633.81 mi (1,020.03 km) |
| Sint-Niklaas to Ostrava | 628.01 mi (1,010.69 km) |
| Sint-Niklaas to Ostrov | 389.39 mi (626.66 km) |
| Sint-Niklaas to Otrokovice | 606.98 mi (976.84 km) |
| Sint-Niklaas to Pardubice | 516.06 mi (830.52 km) |
| Sint-Niklaas to Pelhrimov | 503.40 mi (810.14 km) |
| Sint-Niklaas to Pisek | 460.37 mi (740.89 km) |
| Sint-Niklaas to Plzen | 417.99 mi (672.68 km) |
| Sint-Niklaas to Podebrady | 485.93 mi (782.02 km) |
| Sint-Niklaas to Policka | 542.55 mi (873.15 km) |
| Sint-Niklaas to Prachatice | 461.47 mi (742.66 km) |
| Sint-Niklaas to Prague | 456.66 mi (734.93 km) |
| Sint-Niklaas to Prelouc | 506.59 mi (815.27 km) |
