| Cities | Distance |
|---|---|
| Sinnai to Lagoa | 1,871.79 mi (3,012.35 km) |
| Sinnai to Lagos | 980.74 mi (1,578.36 km) |
| Sinnai to Lamego | 904.89 mi (1,456.27 km) |
| Sinnai to Leiria | 958.34 mi (1,542.30 km) |
| Sinnai to Lisbon | 984.40 mi (1,584.24 km) |
| Sinnai to Loule | 944.03 mi (1,519.27 km) |
| Sinnai to Loures | 984.27 mi (1,584.03 km) |
| Sinnai to Lourinha | 988.04 mi (1,590.10 km) |
| Sinnai to Lousa | 927.74 mi (1,493.06 km) |
| Sinnai to Lousada | 927.83 mi (1,493.20 km) |
| Sinnai to Macedo de Cavaleiros | 862.82 mi (1,388.58 km) |
| Sinnai to Mafamude | 946.21 mi (1,522.78 km) |
| Sinnai to Mafra | 992.11 mi (1,596.64 km) |
| Sinnai to Maia | 947.17 mi (1,524.33 km) |
| Sinnai to Mangualde | 901.58 mi (1,450.95 km) |