| Olgiate Olona to Bombarral | 1,016.31 mi (1,635.59 km) |
| Olgiate Olona to Bougado | 921.17 mi (1,482.48 km) |
| Olgiate Olona to Braga | 908.55 mi (1,462.17 km) |
| Olgiate Olona to Braganca | 823.02 mi (1,324.52 km) |
| Olgiate Olona to Cabeceiras de Basto | 889.99 mi (1,432.29 km) |
| Olgiate Olona to Cacem | 1,041.58 mi (1,676.26 km) |
| Olgiate Olona to Cadaval | 1,015.05 mi (1,633.56 km) |
| Olgiate Olona to Caldas da Rainha | 1,010.43 mi (1,626.13 km) |
| Olgiate Olona to Calheta | 1,644.26 mi (2,646.18 km) |
| Olgiate Olona to Camara de Lobos | 1,637.34 mi (2,635.04 km) |
| Olgiate Olona to Canico | 1,634.15 mi (2,629.91 km) |
| Olgiate Olona to Cantanhede | 953.34 mi (1,534.26 km) |
| Olgiate Olona to Carregal do Sal | 922.98 mi (1,485.39 km) |
| Olgiate Olona to Cartaxo | 1,003.70 mi (1,615.30 km) |
| Olgiate Olona to Cascais | 1,049.14 mi (1,688.42 km) |
