| Houghton Regis to Sentrupert | 816.02 mi (1,313.25 km) |
| Houghton Regis to Sevnica | 823.09 mi (1,324.63 km) |
| Houghton Regis to Sezana | 780.61 mi (1,256.27 km) |
| Houghton Regis to Skocjan | 826.71 mi (1,330.45 km) |
| Houghton Regis to Skofja Loka | 777.76 mi (1,251.68 km) |
| Houghton Regis to Skofljica | 795.81 mi (1,280.74 km) |
| Houghton Regis to Slovenj Gradec | 794.65 mi (1,278.86 km) |
| Houghton Regis to Slovenska Bistrica | 818.86 mi (1,317.82 km) |
| Houghton Regis to Slovenske Konjice | 814.84 mi (1,311.36 km) |
| Houghton Regis to Smarje | 822.86 mi (1,324.27 km) |
| Houghton Regis to Smarjeske Toplice | 825.79 mi (1,328.98 km) |
| Houghton Regis to Smartno | 803.84 mi (1,293.65 km) |
| Houghton Regis to Smartno | 799.76 mi (1,287.08 km) |
| Houghton Regis to Sodrazica | 807.32 mi (1,299.25 km) |
| Houghton Regis to Solcava | 782.83 mi (1,259.85 km) |
