| Schwechat to Oignies | 627.46 mi (1,009.80 km) |
| Schwechat to Oissel | 704.75 mi (1,134.18 km) |
| Schwechat to Olivet | 673.21 mi (1,083.42 km) |
| Schwechat to Ollioules | 618.16 mi (994.83 km) |
| Schwechat to Olonne-sur-Mer | 859.66 mi (1,383.49 km) |
| Schwechat to Oloron-Sainte-Marie | 890.51 mi (1,433.15 km) |
| Schwechat to Onet Village | 711.55 mi (1,145.13 km) |
| Schwechat to Onnaing | 600.28 mi (966.07 km) |
| Schwechat to Orange | 622.48 mi (1,001.78 km) |
| Schwechat to Orchies | 616.67 mi (992.43 km) |
| Schwechat to Orleans | 672.50 mi (1,082.28 km) |
| Schwechat to Orly | 646.03 mi (1,039.69 km) |
| Schwechat to Ormesson-sur-Marne | 639.34 mi (1,028.91 km) |
| Schwechat to Orsay | 655.49 mi (1,054.90 km) |
| Schwechat to Orthez | 888.32 mi (1,429.61 km) |
