| Lancaster to Octeville | 309.49 mi (498.08 km) |
| Lancaster to Oignies | 347.98 mi (560.02 km) |
| Lancaster to Oissel | 365.33 mi (587.94 km) |
| Lancaster to Olivet | 473.56 mi (762.12 km) |
| Lancaster to Ollioules | 849.65 mi (1,367.37 km) |
| Lancaster to Olonne-sur-Mer | 521.05 mi (838.55 km) |
| Lancaster to Oloron-Sainte-Marie | 756.56 mi (1,217.56 km) |
| Lancaster to Onet Village | 711.48 mi (1,145.01 km) |
| Lancaster to Onnaing | 370.37 mi (596.05 km) |
| Lancaster to Orange | 765.44 mi (1,231.85 km) |
| Lancaster to Orchies | 355.22 mi (571.68 km) |
| Lancaster to Orleans | 471.28 mi (758.45 km) |
| Lancaster to Orly | 429.26 mi (690.83 km) |
| Lancaster to Ormesson-sur-Marne | 430.05 mi (692.09 km) |
| Lancaster to Orsay | 427.52 mi (688.02 km) |
