| San Fernando de Henares to Nottingham | 872.80 mi (1,404.64 km) |
| San Fernando de Henares to Nuneaton | 841.52 mi (1,354.30 km) |
| San Fernando de Henares to Oadby | 849.04 mi (1,366.39 km) |
| San Fernando de Henares to Oakengates | 849.27 mi (1,366.77 km) |
| San Fernando de Henares to Oakham | 856.28 mi (1,378.05 km) |
| San Fernando de Henares to Oldbury | 837.68 mi (1,348.12 km) |
| San Fernando de Henares to Oldham | 908.84 mi (1,462.63 km) |
| San Fernando de Henares to Ollerton | 890.46 mi (1,433.05 km) |
| San Fernando de Henares to Olton | 833.97 mi (1,342.14 km) |
| San Fernando de Henares to Omagh | 993.87 mi (1,599.47 km) |
| San Fernando de Henares to Ormesby | 981.87 mi (1,580.17 km) |
| San Fernando de Henares to Ormskirk | 908.45 mi (1,462.01 km) |
| San Fernando de Henares to Orpington | 776.13 mi (1,249.06 km) |
| San Fernando de Henares to Ossett | 920.31 mi (1,481.10 km) |
| San Fernando de Henares to Oswaldtwistle | 921.68 mi (1,483.30 km) |
