| Seraing to Castelo Branco | 973.82 mi (1,567.21 km) |
| Seraing to Castro Daire | 928.47 mi (1,494.24 km) |
| Seraing to Celorico de Basto | 905.17 mi (1,456.74 km) |
| Seraing to Chamusca | 1,030.79 mi (1,658.89 km) |
| Seraing to Chaves | 868.62 mi (1,397.91 km) |
| Seraing to Cinfaes | 924.55 mi (1,487.91 km) |
| Seraing to Coimbra | 981.86 mi (1,580.14 km) |
| Seraing to Condeixa-a-Nova | 989.29 mi (1,592.11 km) |
| Seraing to Corroios | 1,092.95 mi (1,758.94 km) |
| Seraing to Coruche | 1,054.09 mi (1,696.39 km) |
| Seraing to Costa de Caparica | 1,093.99 mi (1,760.61 km) |
| Seraing to Covilha | 947.89 mi (1,525.49 km) |
| Seraing to Eiras | 980.01 mi (1,577.17 km) |
| Seraing to Elvas | 1,017.30 mi (1,637.18 km) |
| Seraing to Entroncamento | 1,023.91 mi (1,647.83 km) |
