| Otopeni to Cascais | 1,861.35 mi (2,995.55 km) |
| Otopeni to Castelo Branco | 1,736.81 mi (2,795.13 km) |
| Otopeni to Castro Daire | 1,731.47 mi (2,786.54 km) |
| Otopeni to Celorico de Basto | 1,723.71 mi (2,774.04 km) |
| Otopeni to Chamusca | 1,797.51 mi (2,892.81 km) |
| Otopeni to Chaves | 1,689.98 mi (2,719.76 km) |
| Otopeni to Cinfaes | 1,736.66 mi (2,794.89 km) |
| Otopeni to Coimbra | 1,772.53 mi (2,852.61 km) |
| Otopeni to Condeixa-a-Nova | 1,778.38 mi (2,862.03 km) |
| Otopeni to Corroios | 1,850.66 mi (2,978.35 km) |
| Otopeni to Coruche | 1,810.36 mi (2,913.50 km) |
| Otopeni to Costa de Caparica | 1,853.99 mi (2,983.71 km) |
| Otopeni to Covilha | 1,725.01 mi (2,776.14 km) |
| Otopeni to Eiras | 1,771.50 mi (2,850.95 km) |
| Otopeni to Elvas | 1,745.08 mi (2,808.43 km) |
