| Cities | Distance |
|---|
| Sofia to Novi di Modena | 637.41 mi (1,025.81 km) |
| Sofia to Novi Ligure | 738.91 mi (1,189.16 km) |
| Sofia to Nuoro | 741.75 mi (1,193.73 km) |
| Sofia to Occhiobello | 604.96 mi (973.59 km) |
| Sofia to Oderzo | 576.53 mi (927.84 km) |
| Sofia to Oggiono | 722.93 mi (1,163.45 km) |
| Sofia to Olbia | 721.98 mi (1,161.91 km) |
| Sofia to Oleggio | 754.42 mi (1,214.13 km) |
| Sofia to Olgiate Comasco | 741.01 mi (1,192.54 km) |
| Sofia to Olgiate Olona | 742.96 mi (1,195.68 km) |
| Sofia to Omegna | 768.72 mi (1,237.14 km) |
| Sofia to Opera | 724.00 mi (1,165.16 km) |
| Sofia to Oppeano | 629.16 mi (1,012.53 km) |
| Sofia to Orbassano | 801.49 mi (1,289.87 km) |
| Sofia to Orbetello | 616.32 mi (991.87 km) |
