| Houghton Regis to Totana | 977.63 mi (1,573.34 km) |
| Houghton Regis to Trujillo | 896.82 mi (1,443.29 km) |
| Houghton Regis to Tudela | 681.67 mi (1,097.04 km) |
| Houghton Regis to Tudela de Duero | 738.12 mi (1,187.89 km) |
| Houghton Regis to Tuineje | 1,772.85 mi (2,853.13 km) |
| Houghton Regis to Ubeda | 969.70 mi (1,560.58 km) |
| Houghton Regis to Ubrique | 1,078.85 mi (1,736.24 km) |
| Houghton Regis to Umbrete | 1,041.01 mi (1,675.35 km) |
| Houghton Regis to Utebo | 704.39 mi (1,133.61 km) |
| Houghton Regis to Utiel | 853.01 mi (1,372.78 km) |
| Houghton Regis to Utrera | 1,048.67 mi (1,687.67 km) |
| Houghton Regis to Valdemorillo | 805.56 mi (1,296.43 km) |
| Houghton Regis to Valdemoro | 823.06 mi (1,324.59 km) |
| Houghton Regis to Valdepenas | 918.18 mi (1,477.67 km) |
| Houghton Regis to Valencia | 859.13 mi (1,382.63 km) |
