| Cities | Distance |
|---|---|
| Seaham to Sierpc | 863.20 mi (1,389.18 km) |
| Seaham to Skarzysko-Kamienna | 956.43 mi (1,539.22 km) |
| Seaham to Skawina | 948.86 mi (1,527.04 km) |
| Seaham to Skierniewice | 903.34 mi (1,453.79 km) |
| Seaham to Skoczow | 914.55 mi (1,471.83 km) |
| Seaham to Skwierzyna | 703.82 mi (1,132.69 km) |
| Seaham to Slawno | 719.83 mi (1,158.46 km) |
| Seaham to Slubice | 672.94 mi (1,082.99 km) |
| Seaham to Slupca | 804.61 mi (1,294.90 km) |
| Seaham to Slupsk | 732.61 mi (1,179.02 km) |
| Seaham to Sochaczew | 900.17 mi (1,448.68 km) |
| Seaham to Sokolka | 1,005.45 mi (1,618.12 km) |
| Seaham to Sokolow Podlaski | 976.50 mi (1,571.53 km) |
| Seaham to Solec Kujawski | 802.13 mi (1,290.91 km) |
| Seaham to Sopot | 793.65 mi (1,277.26 km) |