| Houthulst to Rybnik | 686.62 mi (1,105.00 km) |
| Houthulst to Ryki | 818.88 mi (1,317.87 km) |
| Houthulst to Rypin | 714.48 mi (1,149.85 km) |
| Houthulst to Rzeszow | 837.29 mi (1,347.49 km) |
| Houthulst to Sandomierz | 818.44 mi (1,317.15 km) |
| Houthulst to Sanok | 854.16 mi (1,374.64 km) |
| Houthulst to Sedziszow Malopolski | 823.79 mi (1,325.76 km) |
| Houthulst to Sepolno Krajenskie | 639.12 mi (1,028.56 km) |
| Houthulst to Sidlice | 694.78 mi (1,118.15 km) |
| Houthulst to Siechnice | 616.48 mi (992.13 km) |
| Houthulst to Siedlce | 831.26 mi (1,337.78 km) |
| Houthulst to Siemianowice Slaskie | 703.11 mi (1,131.54 km) |
| Houthulst to Siemiatycze | 855.72 mi (1,377.15 km) |
| Houthulst to Sieradz | 682.71 mi (1,098.72 km) |
| Houthulst to Sierpc | 722.50 mi (1,162.75 km) |
