| Cities | Distance |
|---|---|
| Seaham to Rhondda | 238.74 mi (384.21 km) |
| Seaham to Rhosllanerchrugog | 144.29 mi (232.20 km) |
| Seaham to Rhyl | 136.15 mi (219.11 km) |
| Seaham to Rhymney | 227.47 mi (366.08 km) |
| Seaham to Richmond | 237.74 mi (382.60 km) |
| Seaham to Rickmansworth | 224.14 mi (360.73 km) |
| Seaham to Ripley | 123.71 mi (199.09 km) |
| Seaham to Ripon | 49.06 mi (78.96 km) |
| Seaham to Risca | 234.74 mi (377.78 km) |
| Seaham to Rochdale | 90.99 mi (146.44 km) |
| Seaham to Rochester | 251.26 mi (404.36 km) |
| Seaham to Rock Ferry | 121.81 mi (196.03 km) |
| Seaham to Rogerstone | 235.42 mi (378.88 km) |
| Seaham to Romford | 234.06 mi (376.68 km) |
| Seaham to Romsey | 266.16 mi (428.34 km) |