| Le Havre to Oria | 1,053.96 mi (1,696.19 km) |
| Le Havre to Oristano | 781.47 mi (1,257.65 km) |
| Le Havre to Orta Nova | 940.98 mi (1,514.36 km) |
| Le Havre to Orte | 762.51 mi (1,227.14 km) |
| Le Havre to Ortona | 843.78 mi (1,357.94 km) |
| Le Havre to Orvieto | 740.06 mi (1,191.01 km) |
| Le Havre to Orzinuovi | 538.79 mi (867.10 km) |
| Le Havre to Osimo | 758.30 mi (1,220.37 km) |
| Le Havre to Ospitaletto | 538.30 mi (866.30 km) |
| Le Havre to Ostuni | 1,041.29 mi (1,675.80 km) |
| Le Havre to Ottaviano | 917.50 mi (1,476.57 km) |
| Le Havre to Ovada | 523.00 mi (841.69 km) |
| Le Havre to Ozieri | 752.21 mi (1,210.56 km) |
| Le Havre to Paceco | 1,006.37 mi (1,619.59 km) |
| Le Havre to Pachino | 1,158.16 mi (1,863.87 km) |
