| Heerlen to Skarzysko-Kamienna | 648.42 mi (1,043.53 km) |
| Heerlen to Skawina | 611.80 mi (984.60 km) |
| Heerlen to Skierniewice | 613.91 mi (987.99 km) |
| Heerlen to Skoczow | 568.84 mi (915.46 km) |
| Heerlen to Skwierzyna | 423.72 mi (681.91 km) |
| Heerlen to Slawno | 507.96 mi (817.49 km) |
| Heerlen to Slubice | 381.67 mi (614.24 km) |
| Heerlen to Slupca | 518.78 mi (834.89 km) |
| Heerlen to Slupsk | 523.99 mi (843.28 km) |
| Heerlen to Sochaczew | 618.16 mi (994.83 km) |
| Heerlen to Sokolka | 760.74 mi (1,224.30 km) |
| Heerlen to Sokolow Podlaski | 703.76 mi (1,132.60 km) |
| Heerlen to Solec Kujawski | 542.22 mi (872.62 km) |
| Heerlen to Sopot | 580.93 mi (934.92 km) |
| Heerlen to Sosnowiec | 577.62 mi (929.60 km) |
