| Arlon to Castelo Branco | 941.59 mi (1,515.34 km) |
| Arlon to Castro Daire | 900.19 mi (1,448.71 km) |
| Arlon to Celorico de Basto | 878.48 mi (1,413.78 km) |
| Arlon to Chamusca | 999.78 mi (1,608.99 km) |
| Arlon to Chaves | 841.72 mi (1,354.61 km) |
| Arlon to Cinfaes | 897.34 mi (1,444.12 km) |
| Arlon to Coimbra | 952.88 mi (1,533.51 km) |
| Arlon to Condeixa-a-Nova | 960.23 mi (1,545.34 km) |
| Arlon to Corroios | 1,061.79 mi (1,708.79 km) |
| Arlon to Coruche | 1,022.27 mi (1,645.19 km) |
| Arlon to Costa de Caparica | 1,063.08 mi (1,710.86 km) |
| Arlon to Covilha | 916.84 mi (1,475.51 km) |
| Arlon to Eiras | 951.10 mi (1,530.65 km) |
| Arlon to Elvas | 982.06 mi (1,580.48 km) |
| Arlon to Entroncamento | 993.15 mi (1,598.31 km) |
