| Sintra to Naron | 334.49 mi (538.32 km) |
| Sintra to Navalcarnero | 304.15 mi (489.48 km) |
| Sintra to Navalmoral de la Mata | 219.15 mi (352.69 km) |
| Sintra to Nerja | 332.55 mi (535.18 km) |
| Sintra to Nigran | 232.98 mi (374.94 km) |
| Sintra to Nijar | 411.80 mi (662.73 km) |
| Sintra to Novelda | 466.23 mi (750.33 km) |
| Sintra to Noya | 276.54 mi (445.04 km) |
| Sintra to Nules | 498.83 mi (802.79 km) |
| Sintra to Ocana | 324.59 mi (522.38 km) |
| Sintra to Ogijares | 336.00 mi (540.74 km) |
| Sintra to Oleiros | 318.20 mi (512.10 km) |
| Sintra to Olesa de Montserrat | 624.60 mi (1,005.19 km) |
| Sintra to Oliva | 498.45 mi (802.18 km) |
| Sintra to Olivares | 200.28 mi (322.32 km) |
