| Welwyn Garden City to Cavaillon | 601.31 mi (967.72 km) |
| Welwyn Garden City to Cebazat | 439.05 mi (706.58 km) |
| Welwyn Garden City to Cenon | 480.34 mi (773.03 km) |
| Welwyn Garden City to Cergy | 215.61 mi (346.99 km) |
| Welwyn Garden City to Cernay | 428.97 mi (690.37 km) |
| Welwyn Garden City to Cesson | 255.71 mi (411.52 km) |
| Welwyn Garden City to Cesson-Sevigne | 262.23 mi (422.01 km) |
| Welwyn Garden City to Cestas | 488.44 mi (786.06 km) |
| Welwyn Garden City to Chalette-sur-Loing | 292.72 mi (471.09 km) |
| Welwyn Garden City to Challans | 350.94 mi (564.79 km) |
| Welwyn Garden City to Chalon-sur-Saone | 414.83 mi (667.61 km) |
| Welwyn Garden City to Chalons-en-Champagne | 281.10 mi (452.38 km) |
| Welwyn Garden City to Chamalieres | 442.33 mi (711.85 km) |
| Welwyn Garden City to Chambery | 512.62 mi (824.99 km) |
| Welwyn Garden City to Chambly | 211.58 mi (340.50 km) |
