| Houghton Regis to Rothenbach an der Pegnitz | 540.96 mi (870.59 km) |
| Houghton Regis to Rothenburg ob der Tauber | 499.87 mi (804.47 km) |
| Houghton Regis to Rottweil | 480.61 mi (773.46 km) |
| Houghton Regis to Rudersberg | 488.89 mi (786.79 km) |
| Houghton Regis to Rudesheim am Rhein | 391.01 mi (629.27 km) |
| Houghton Regis to Rudolstadt | 517.83 mi (833.36 km) |
| Houghton Regis to Runkel | 389.87 mi (627.44 km) |
| Houghton Regis to Ruppichteroth | 353.04 mi (568.17 km) |
| Houghton Regis to Russelsheim | 410.43 mi (660.53 km) |
| Houghton Regis to Rutesheim | 468.51 mi (753.99 km) |
| Houghton Regis to Ruthen | 386.55 mi (622.09 km) |
| Houghton Regis to Saalfeld | 520.61 mi (837.83 km) |
| Houghton Regis to Saarbrucken | 378.01 mi (608.35 km) |
| Houghton Regis to Saarlouis | 365.40 mi (588.06 km) |
| Houghton Regis to Saarwellingen | 366.14 mi (589.25 km) |
