| Haderslev to Oria | 1,084.00 mi (1,744.52 km) |
| Haderslev to Oristano | 1,060.55 mi (1,706.79 km) |
| Haderslev to Orta Nova | 1,001.45 mi (1,611.68 km) |
| Haderslev to Orte | 892.52 mi (1,436.37 km) |
| Haderslev to Ortona | 917.46 mi (1,476.50 km) |
| Haderslev to Orvieto | 873.11 mi (1,405.13 km) |
| Haderslev to Orzinuovi | 680.31 mi (1,094.85 km) |
| Haderslev to Osimo | 831.45 mi (1,338.09 km) |
| Haderslev to Ospitaletto | 669.77 mi (1,077.89 km) |
| Haderslev to Ostuni | 1,067.83 mi (1,718.51 km) |
| Haderslev to Ottaviano | 1,019.77 mi (1,641.16 km) |
| Haderslev to Ovada | 733.66 mi (1,180.72 km) |
| Haderslev to Ozieri | 1,013.04 mi (1,630.34 km) |
| Haderslev to Paceco | 1,200.84 mi (1,932.57 km) |
| Haderslev to Pachino | 1,306.69 mi (2,102.92 km) |
