| Sinnai to Ponta Delgada | 1,876.55 mi (3,020.01 km) |
| Sinnai to Ponta do Sol | 1,533.86 mi (2,468.50 km) |
| Sinnai to Ponte da Barca | 939.22 mi (1,511.53 km) |
| Sinnai to Ponte de Lima | 946.74 mi (1,523.63 km) |
| Sinnai to Ponte de Sor | 919.62 mi (1,479.98 km) |
| Sinnai to Portalegre | 887.24 mi (1,427.87 km) |
| Sinnai to Portimao | 972.98 mi (1,565.86 km) |
| Sinnai to Porto | 947.27 mi (1,524.49 km) |
| Sinnai to Porto de Mos | 960.02 mi (1,545.01 km) |
| Sinnai to Povoa de Lanhoso | 930.29 mi (1,497.16 km) |
| Sinnai to Povoa de Santa Iria | 978.80 mi (1,575.22 km) |
| Sinnai to Povoa de Varzim | 955.08 mi (1,537.06 km) |
| Sinnai to Praia da Vitoria | 1,934.23 mi (3,112.85 km) |
| Sinnai to Praia do Carvoeiro | 969.09 mi (1,559.60 km) |
| Sinnai to Quarteira | 950.92 mi (1,530.36 km) |
