| Houghton Regis to Cuenca | 821.53 mi (1,322.12 km) |
| Houghton Regis to Cuevas del Almanzora | 1,011.14 mi (1,627.28 km) |
| Houghton Regis to Cullera | 880.35 mi (1,416.78 km) |
| Houghton Regis to Culleredo | 698.11 mi (1,123.50 km) |
| Houghton Regis to Cunit | 746.72 mi (1,201.74 km) |
| Houghton Regis to Daganzo de Arriba | 797.19 mi (1,282.95 km) |
| Houghton Regis to Daimiel | 898.17 mi (1,445.47 km) |
| Houghton Regis to Don Benito | 930.75 mi (1,497.90 km) |
| Houghton Regis to Donostia | 596.92 mi (960.65 km) |
| Houghton Regis to Dos Hermanas | 1,043.76 mi (1,679.76 km) |
| Houghton Regis to Durango | 611.40 mi (983.95 km) |
| Houghton Regis to Ecija | 1,017.31 mi (1,637.20 km) |
| Houghton Regis to Ejea de los Caballeros | 675.98 mi (1,087.88 km) |
| Houghton Regis to El Alamo | 823.27 mi (1,324.92 km) |
| Houghton Regis to El Arahal | 1,040.49 mi (1,674.51 km) |
