| Cities | Distance |
|---|---|
| Harelbeke to Oria | 991.60 mi (1,595.83 km) |
| Harelbeke to Oristano | 798.30 mi (1,284.73 km) |
| Harelbeke to Orta Nova | 884.27 mi (1,423.10 km) |
| Harelbeke to Orte | 721.13 mi (1,160.54 km) |
| Harelbeke to Ortona | 787.26 mi (1,266.96 km) |
| Harelbeke to Orvieto | 698.52 mi (1,124.17 km) |
| Harelbeke to Orzinuovi | 484.73 mi (780.10 km) |
| Harelbeke to Osimo | 697.14 mi (1,121.94 km) |
| Harelbeke to Ospitaletto | 480.29 mi (772.95 km) |
| Harelbeke to Ostuni | 977.46 mi (1,573.08 km) |
| Harelbeke to Ottaviano | 873.58 mi (1,405.89 km) |
| Harelbeke to Ovada | 495.61 mi (797.61 km) |
| Harelbeke to Ozieri | 760.37 mi (1,223.70 km) |
| Harelbeke to Paceco | 997.65 mi (1,605.56 km) |
| Harelbeke to Pachino | 1,137.08 mi (1,829.95 km) |