| Swansea to Santa Venerina | 5,342.18 mi (8,597.41 km) |
| Swansea to Santeramo in Colle | 5,272.89 mi (8,485.90 km) |
| Swansea to Santo Stefano di Magra | 4,854.63 mi (7,812.77 km) |
| Swansea to Santo Stino di Livenza | 4,901.49 mi (7,888.18 km) |
| Swansea to Sarezzo | 4,807.22 mi (7,736.48 km) |
| Swansea to Sarno | 5,184.79 mi (8,344.11 km) |
| Swansea to Saronno | 4,761.85 mi (7,663.46 km) |
| Swansea to Sarzana | 4,858.39 mi (7,818.83 km) |
| Swansea to Sassari | 4,934.97 mi (7,942.07 km) |
| Swansea to Sasso Marconi | 4,898.95 mi (7,884.09 km) |
| Swansea to Sassuolo | 4,874.23 mi (7,844.31 km) |
| Swansea to Sava | 5,322.81 mi (8,566.23 km) |
| Swansea to Saviano | 5,176.40 mi (8,330.62 km) |
| Swansea to Savigliano | 4,742.65 mi (7,632.55 km) |
| Swansea to Savignano sul Panaro | 4,886.91 mi (7,864.72 km) |
