| Cities | Distance |
|---|---|
| Seia to Rhosllanerchrugog | 896.79 mi (1,443.25 km) |
| Seia to Rhyl | 912.86 mi (1,469.11 km) |
| Seia to Rhymney | 811.04 mi (1,305.24 km) |
| Seia to Richmond | 840.21 mi (1,352.19 km) |
| Seia to Rickmansworth | 848.16 mi (1,364.98 km) |
| Seia to Ripley | 921.15 mi (1,482.44 km) |
| Seia to Ripon | 990.01 mi (1,593.26 km) |
| Seia to Risca | 803.51 mi (1,293.12 km) |
| Seia to Rochdale | 947.37 mi (1,524.64 km) |
| Seia to Rochester | 852.14 mi (1,371.39 km) |
| Seia to Rock Ferry | 921.35 mi (1,482.78 km) |
| Seia to Rogerstone | 802.85 mi (1,292.07 km) |
| Seia to Romford | 857.39 mi (1,379.84 km) |
| Seia to Romsey | 788.43 mi (1,268.85 km) |
| Seia to Ross on Wye | 830.36 mi (1,336.34 km) |