| Pen-y-Bont ar Ogwr to Sesimbra | 941.39 mi (1,515.02 km) |
| Pen-y-Bont ar Ogwr to Setubal | 933.20 mi (1,501.83 km) |
| Pen-y-Bont ar Ogwr to Sever do Vouga | 778.49 mi (1,252.86 km) |
| Pen-y-Bont ar Ogwr to Silves | 1,017.58 mi (1,637.64 km) |
| Pen-y-Bont ar Ogwr to Sines | 971.02 mi (1,562.70 km) |
| Pen-y-Bont ar Ogwr to Sintra | 921.81 mi (1,483.50 km) |
| Pen-y-Bont ar Ogwr to Sobrado de Paiva | 757.12 mi (1,218.47 km) |
| Pen-y-Bont ar Ogwr to Sobral de Monte Agraco | 903.82 mi (1,454.56 km) |
| Pen-y-Bont ar Ogwr to Soure | 827.73 mi (1,332.11 km) |
| Pen-y-Bont ar Ogwr to Tabua | 798.93 mi (1,285.76 km) |
| Pen-y-Bont ar Ogwr to Tavira | 1,014.05 mi (1,631.95 km) |
| Pen-y-Bont ar Ogwr to Tomar | 854.88 mi (1,375.79 km) |
| Pen-y-Bont ar Ogwr to Tondela | 789.15 mi (1,270.01 km) |
| Pen-y-Bont ar Ogwr to Torre de Moncorvo | 731.83 mi (1,177.76 km) |
| Pen-y-Bont ar Ogwr to Torres Novas | 865.33 mi (1,392.62 km) |
