| Sinaia to Santarem | 1,785.69 mi (2,873.79 km) |
| Sinaia to Santiago do Cacem | 1,823.27 mi (2,934.26 km) |
| Sinaia to Santo Andre | 1,824.64 mi (2,936.48 km) |
| Sinaia to Santo Tirso | 1,718.64 mi (2,765.88 km) |
| Sinaia to Sao Bras de Alportel | 1,811.85 mi (2,915.89 km) |
| Sinaia to Sao Felix da Marinha | 1,733.67 mi (2,790.08 km) |
| Sinaia to Sao Joao da Madeira | 1,730.64 mi (2,785.19 km) |
| Sinaia to Sao Joao de Ver | 1,732.21 mi (2,787.72 km) |
| Sinaia to Sao Mamede de Infesta | 1,728.40 mi (2,781.59 km) |
| Sinaia to Sao Pedro do Sul | 1,713.93 mi (2,758.30 km) |
| Sinaia to Satao | 1,698.18 mi (2,732.95 km) |
| Sinaia to Seia | 1,704.84 mi (2,743.67 km) |
| Sinaia to Senhora da Hora | 1,731.22 mi (2,786.13 km) |
| Sinaia to Serpa | 1,772.24 mi (2,852.15 km) |
| Sinaia to Serta | 1,741.09 mi (2,802.02 km) |
