| Cities | Distance |
|---|---|
| Seaham to Bonhill | 149.17 mi (240.06 km) |
| Seaham to Bonnyrigg | 99.52 mi (160.17 km) |
| Seaham to Bootle | 117.19 mi (188.60 km) |
| Seaham to Borehamwood | 224.25 mi (360.89 km) |
| Seaham to Boscombe | 285.08 mi (458.80 km) |
| Seaham to Boston | 139.65 mi (224.74 km) |
| Seaham to Bottesford | 93.00 mi (149.66 km) |
| Seaham to Bourne | 148.42 mi (238.86 km) |
| Seaham to Bournemouth | 285.56 mi (459.56 km) |
| Seaham to Bournville | 168.30 mi (270.85 km) |
| Seaham to Bovingdon | 217.89 mi (350.67 km) |
| Seaham to Bowdon | 109.35 mi (175.99 km) |
| Seaham to Boxley | 256.59 mi (412.95 km) |
| Seaham to Brackley | 194.18 mi (312.50 km) |
| Seaham to Bracknell | 237.84 mi (382.76 km) |