| Luton to Castelfidardo | 869.05 mi (1,398.59 km) |
| Luton to Castelfiorentino | 777.22 mi (1,250.82 km) |
| Luton to Castelfranco di Sopra | 794.71 mi (1,278.96 km) |
| Luton to Castelfranco di Sotto | 765.06 mi (1,231.25 km) |
| Luton to Castelfranco Emilia | 727.54 mi (1,170.86 km) |
| Luton to Castelfranco Veneto | 705.79 mi (1,135.86 km) |
| Luton to Castellabate | 1,084.08 mi (1,744.66 km) |
| Luton to Castellammare del Golfo | 1,153.01 mi (1,855.59 km) |
| Luton to Castellammare di Stabia | 1,046.18 mi (1,683.67 km) |
| Luton to Castellamonte | 581.67 mi (936.11 km) |
| Luton to Castellana Grotte | 1,125.70 mi (1,811.64 km) |
| Luton to Castellaneta | 1,130.64 mi (1,819.59 km) |
| Luton to Castellanza | 605.11 mi (973.83 km) |
| Luton to Castellarano | 720.23 mi (1,159.10 km) |
| Luton to Castelleone | 649.35 mi (1,045.03 km) |
