| Flensburg to Castelli Calepio | 632.44 mi (1,017.81 km) |
| Flensburg to Castelnovo ne' Monti | 716.30 mi (1,152.77 km) |
| Flensburg to Castelnuovo Berardenga | 795.48 mi (1,280.20 km) |
| Flensburg to Castelnuovo di Porto | 884.91 mi (1,424.13 km) |
| Flensburg to Castelnuovo di Verona | 648.58 mi (1,043.78 km) |
| Flensburg to Castelnuovo Rangone | 710.07 mi (1,142.75 km) |
| Flensburg to Castelvetrano | 1,191.89 mi (1,918.17 km) |
| Flensburg to Castelvetro di Modena | 713.59 mi (1,148.40 km) |
| Flensburg to Castenaso | 715.47 mi (1,151.44 km) |
| Flensburg to Castenedolo | 644.48 mi (1,037.18 km) |
| Flensburg to Castiglion Fiorentino | 798.11 mi (1,284.43 km) |
| Flensburg to Castiglione del Lago | 813.00 mi (1,308.40 km) |
| Flensburg to Castiglione delle Stiviere | 649.92 mi (1,045.94 km) |
| Flensburg to Castrolibero | 1,113.71 mi (1,792.34 km) |
| Flensburg to Castrovillari | 1,080.24 mi (1,738.48 km) |
