| Seaham to Santa Ursula | 1,975.99 mi (3,180.05 km) |
| Seaham to Santander | 793.81 mi (1,277.52 km) |
| Seaham to Santany | 1,089.85 mi (1,753.95 km) |
| Seaham to Santiago de Compostela | 887.90 mi (1,428.93 km) |
| Seaham to Santiago del Teide | 1,990.70 mi (3,203.72 km) |
| Seaham to Santiponce | 1,222.76 mi (1,967.84 km) |
| Seaham to Santomera | 1,159.35 mi (1,865.79 km) |
| Seaham to Santona | 793.27 mi (1,276.64 km) |
| Seaham to Santurce-Antiguo | 798.86 mi (1,285.63 km) |
| Seaham to Sarria | 876.91 mi (1,411.25 km) |
| Seaham to Sauzal | 1,971.34 mi (3,172.56 km) |
| Seaham to Sedavi | 1,065.85 mi (1,715.32 km) |
| Seaham to Segorbe | 1,036.32 mi (1,667.80 km) |
| Seaham to Segovia | 968.23 mi (1,558.22 km) |
| Seaham to Senmanat | 927.80 mi (1,493.15 km) |
