| Key Biscayne to Norwich | 4,477.31 mi (7,205.53 km) |
| Key Biscayne to Nottingham | 4,372.99 mi (7,037.65 km) |
| Key Biscayne to Nuneaton | 4,363.94 mi (7,023.09 km) |
| Key Biscayne to Oadby | 4,379.50 mi (7,048.12 km) |
| Key Biscayne to Oakengates | 4,321.50 mi (6,954.78 km) |
| Key Biscayne to Oakham | 4,393.01 mi (7,069.87 km) |
| Key Biscayne to Oldbury | 4,341.29 mi (6,986.62 km) |
| Key Biscayne to Oldham | 4,328.05 mi (6,965.33 km) |
| Key Biscayne to Ollerton | 4,375.97 mi (7,042.45 km) |
| Key Biscayne to Olton | 4,350.67 mi (7,001.73 km) |
| Key Biscayne to Omagh | 4,113.19 mi (6,619.54 km) |
| Key Biscayne to Ormesby | 4,357.17 mi (7,012.19 km) |
| Key Biscayne to Ormskirk | 4,296.48 mi (6,914.52 km) |
| Key Biscayne to Orpington | 4,442.05 mi (7,148.79 km) |
| Key Biscayne to Ossett | 4,348.73 mi (6,998.60 km) |
