| Ilawa to Orbetello | 860.76 mi (1,385.27 km) |
| Ilawa to Oria | 909.35 mi (1,463.45 km) |
| Ilawa to Oristano | 1,076.37 mi (1,732.26 km) |
| Ilawa to Orta Nova | 866.05 mi (1,393.78 km) |
| Ilawa to Orte | 836.88 mi (1,346.82 km) |
| Ilawa to Ortona | 812.41 mi (1,307.46 km) |
| Ilawa to Orvieto | 825.35 mi (1,328.28 km) |
| Ilawa to Orzinuovi | 711.10 mi (1,144.40 km) |
| Ilawa to Osimo | 751.43 mi (1,209.31 km) |
| Ilawa to Ospitaletto | 698.41 mi (1,123.98 km) |
| Ilawa to Ostuni | 893.53 mi (1,437.99 km) |
| Ilawa to Ottaviano | 911.89 mi (1,467.54 km) |
| Ilawa to Ovada | 789.89 mi (1,271.21 km) |
| Ilawa to Ozieri | 1,024.67 mi (1,649.05 km) |
| Ilawa to Paceco | 1,129.13 mi (1,817.16 km) |
