| Cities | Distance |
|---|---|
| Halluin to Oria | 994.57 mi (1,600.61 km) |
| Halluin to Oristano | 796.52 mi (1,281.87 km) |
| Halluin to Orta Nova | 886.83 mi (1,427.21 km) |
| Halluin to Orte | 722.59 mi (1,162.89 km) |
| Halluin to Ortona | 789.70 mi (1,270.90 km) |
| Halluin to Orvieto | 699.96 mi (1,126.48 km) |
| Halluin to Orzinuovi | 486.48 mi (782.91 km) |
| Halluin to Osimo | 699.76 mi (1,126.15 km) |
| Halluin to Ospitaletto | 482.27 mi (776.14 km) |
| Halluin to Ostuni | 980.51 mi (1,577.99 km) |
| Halluin to Ottaviano | 875.36 mi (1,408.76 km) |
| Halluin to Ovada | 495.77 mi (797.87 km) |
| Halluin to Ozieri | 759.03 mi (1,221.54 km) |
| Halluin to Paceco | 997.51 mi (1,605.33 km) |
| Halluin to Pachino | 1,137.74 mi (1,831.02 km) |