| Siran to Pombal | 2,494.28 mi (4,014.15 km) |
| Siran to Ponta Delgada | 3,405.61 mi (5,480.80 km) |
| Siran to Ponta do Sol | 3,116.27 mi (5,015.15 km) |
| Siran to Ponte da Barca | 2,449.91 mi (3,942.74 km) |
| Siran to Ponte de Lima | 2,457.96 mi (3,955.70 km) |
| Siran to Ponte de Sor | 2,476.26 mi (3,985.16 km) |
| Siran to Portalegre | 2,444.22 mi (3,933.59 km) |
| Siran to Portimao | 2,549.28 mi (4,102.67 km) |
| Siran to Porto | 2,471.00 mi (3,976.69 km) |
| Siran to Porto de Mos | 2,510.11 mi (4,039.63 km) |
| Siran to Povoa de Lanhoso | 2,446.24 mi (3,936.84 km) |
| Siran to Povoa de Santa Iria | 2,538.16 mi (4,084.77 km) |
| Siran to Povoa de Varzim | 2,474.20 mi (3,981.84 km) |
| Siran to Praia da Vitoria | 3,446.79 mi (5,547.08 km) |
| Siran to Praia do Carvoeiro | 2,545.62 mi (4,096.78 km) |
