| Merignac to Setubal | 608.91 mi (979.95 km) |
| Merignac to Sever do Vouga | 483.20 mi (777.63 km) |
| Merignac to Silves | 666.15 mi (1,072.07 km) |
| Merignac to Sines | 637.90 mi (1,026.59 km) |
| Merignac to Sintra | 613.24 mi (986.92 km) |
| Merignac to Sobrado de Paiva | 466.39 mi (750.59 km) |
| Merignac to Sobral de Monte Agraco | 593.55 mi (955.23 km) |
| Merignac to Soure | 524.36 mi (843.88 km) |
| Merignac to Tabua | 486.31 mi (782.64 km) |
| Merignac to Tavira | 646.14 mi (1,039.86 km) |
| Merignac to Tomar | 537.32 mi (864.74 km) |
| Merignac to Tondela | 481.30 mi (774.58 km) |
| Merignac to Torre de Moncorvo | 412.91 mi (664.51 km) |
| Merignac to Torres Novas | 548.23 mi (882.29 km) |
| Merignac to Torres Vedras | 594.71 mi (957.09 km) |
