| Rhondda to Santarem | 892.25 mi (1,435.94 km) |
| Rhondda to Santiago do Cacem | 973.98 mi (1,567.47 km) |
| Rhondda to Santo Andre | 972.38 mi (1,564.90 km) |
| Rhondda to Santo Tirso | 749.52 mi (1,206.24 km) |
| Rhondda to Sao Bras de Alportel | 1,023.04 mi (1,646.42 km) |
| Rhondda to Sao Felix da Marinha | 771.67 mi (1,241.88 km) |
| Rhondda to Sao Joao da Madeira | 778.73 mi (1,253.24 km) |
| Rhondda to Sao Joao de Ver | 775.88 mi (1,248.66 km) |
| Rhondda to Sao Mamede de Infesta | 760.35 mi (1,223.67 km) |
| Rhondda to Sao Pedro do Sul | 782.60 mi (1,259.47 km) |
| Rhondda to Satao | 779.39 mi (1,254.31 km) |
| Rhondda to Seia | 799.92 mi (1,287.35 km) |
| Rhondda to Senhora da Hora | 762.06 mi (1,226.42 km) |
| Rhondda to Serpa | 966.18 mi (1,554.91 km) |
| Rhondda to Serta | 846.63 mi (1,362.52 km) |
