| Houghton Regis to Sabadell | 726.15 mi (1,168.63 km) |
| Houghton Regis to Sabinanigo | 648.50 mi (1,043.67 km) |
| Houghton Regis to Sagunto | 844.92 mi (1,359.77 km) |
| Houghton Regis to Salamanca | 793.93 mi (1,277.71 km) |
| Houghton Regis to Salobrena | 1,057.90 mi (1,702.52 km) |
| Houghton Regis to Salou | 751.97 mi (1,210.18 km) |
| Houghton Regis to Salt | 703.33 mi (1,131.89 km) |
| Houghton Regis to Salvatierra de Mino | 774.61 mi (1,246.61 km) |
| Houghton Regis to Sama | 640.81 mi (1,031.28 km) |
| Houghton Regis to San Adrian de Besos | 735.09 mi (1,183.02 km) |
| Houghton Regis to San Agustin de Guadalix | 789.34 mi (1,270.33 km) |
| Houghton Regis to San Andres de la Barca | 732.00 mi (1,178.04 km) |
| Houghton Regis to San Andres de Llevaneras | 727.68 mi (1,171.08 km) |
| Houghton Regis to San Andres del Rabanedo | 683.97 mi (1,100.74 km) |
| Houghton Regis to San Bartolome | 1,830.35 mi (2,945.66 km) |
