| Biarritz to Cologno al Serio | 572.78 mi (921.80 km) |
| Biarritz to Cologno Monzese | 552.03 mi (888.41 km) |
| Biarritz to Colorno | 599.42 mi (964.67 km) |
| Biarritz to Comacchio | 686.38 mi (1,104.62 km) |
| Biarritz to Comiso | 962.31 mi (1,548.69 km) |
| Biarritz to Como | 547.06 mi (880.40 km) |
| Biarritz to Concordia Sagittaria | 724.95 mi (1,166.69 km) |
| Biarritz to Concorezzo | 555.58 mi (894.13 km) |
| Biarritz to Conegliano | 699.78 mi (1,126.19 km) |
| Biarritz to Conselice | 668.77 mi (1,076.27 km) |
| Biarritz to Conselve | 673.45 mi (1,083.81 km) |
| Biarritz to Conversano | 969.10 mi (1,559.62 km) |
| Biarritz to Copertino | 1,030.45 mi (1,658.34 km) |
| Biarritz to Copparo | 669.95 mi (1,078.19 km) |
| Biarritz to Corato | 929.71 mi (1,496.23 km) |
