| Barrhead to Cascais | 1,204.08 mi (1,937.78 km) |
| Barrhead to Castelo Branco | 1,113.52 mi (1,792.03 km) |
| Barrhead to Castro Daire | 1,042.00 mi (1,676.93 km) |
| Barrhead to Celorico de Basto | 1,009.39 mi (1,624.46 km) |
| Barrhead to Chamusca | 1,152.06 mi (1,854.06 km) |
| Barrhead to Chaves | 981.32 mi (1,579.28 km) |
| Barrhead to Cinfaes | 1,029.75 mi (1,657.22 km) |
| Barrhead to Coimbra | 1,092.76 mi (1,758.63 km) |
| Barrhead to Condeixa-a-Nova | 1,099.76 mi (1,769.89 km) |
| Barrhead to Corroios | 1,207.60 mi (1,943.45 km) |
| Barrhead to Coruche | 1,179.28 mi (1,897.87 km) |
| Barrhead to Costa de Caparica | 1,206.28 mi (1,941.32 km) |
| Barrhead to Covilha | 1,081.48 mi (1,740.47 km) |
| Barrhead to Eiras | 1,090.60 mi (1,755.15 km) |
| Barrhead to Elvas | 1,176.93 mi (1,894.09 km) |
