| Athens to Octeville | 1,488.04 mi (2,394.77 km) |
| Athens to Oignies | 1,332.79 mi (2,144.93 km) |
| Athens to Oissel | 1,368.34 mi (2,202.12 km) |
| Athens to Olivet | 1,291.43 mi (2,078.35 km) |
| Athens to Ollioules | 1,001.44 mi (1,611.67 km) |
| Athens to Olonne-sur-Mer | 1,423.31 mi (2,290.59 km) |
| Athens to Oloron-Sainte-Marie | 1,321.29 mi (2,126.41 km) |
| Athens to Onet Village | 1,180.01 mi (1,899.04 km) |
| Athens to Onnaing | 1,307.38 mi (2,104.03 km) |
| Athens to Orange | 1,070.19 mi (1,722.30 km) |
| Athens to Orchies | 1,323.71 mi (2,130.31 km) |
| Athens to Orleans | 1,292.15 mi (2,079.52 km) |
| Athens to Orly | 1,297.11 mi (2,087.50 km) |
| Athens to Ormesson-sur-Marne | 1,292.54 mi (2,080.14 km) |
| Athens to Orsay | 1,304.04 mi (2,098.65 km) |
