| Houghton Regis to San Vendemiano | 715.27 mi (1,151.12 km) |
| Houghton Regis to San Vito al Tagliamento | 734.43 mi (1,181.94 km) |
| Houghton Regis to San Vito dei Normanni | 1,161.00 mi (1,868.45 km) |
| Houghton Regis to Sannicandro di Bari | 1,111.81 mi (1,789.28 km) |
| Houghton Regis to Sannicandro Garganico | 1,026.31 mi (1,651.69 km) |
| Houghton Regis to Sansepolcro | 820.99 mi (1,321.25 km) |
| Houghton Regis to Sant'Agata de' Goti | 1,029.92 mi (1,657.50 km) |
| Houghton Regis to Sant'Agata di Militello | 1,204.28 mi (1,938.10 km) |
| Houghton Regis to Sant'Agnello | 1,051.88 mi (1,692.84 km) |
| Houghton Regis to Sant'Ambrogio di Valpolicella | 678.91 mi (1,092.60 km) |
| Houghton Regis to Sant'Anastasia | 1,038.89 mi (1,671.93 km) |
| Houghton Regis to Sant'Angelo Lodigiano | 645.70 mi (1,039.15 km) |
| Houghton Regis to Sant'Antimo | 1,029.48 mi (1,656.79 km) |
| Houghton Regis to Sant'Antioco | 986.14 mi (1,587.04 km) |
| Houghton Regis to Sant'Antonio Abate | 1,050.98 mi (1,691.39 km) |
