| Abrantes to Orbetello | 1,031.13 mi (1,659.45 km) |
| Abrantes to Oria | 1,364.54 mi (2,196.02 km) |
| Abrantes to Oristano | 891.92 mi (1,435.41 km) |
| Abrantes to Orta Nova | 1,260.65 mi (2,028.82 km) |
| Abrantes to Orte | 1,090.90 mi (1,755.63 km) |
| Abrantes to Ortona | 1,193.10 mi (1,920.11 km) |
| Abrantes to Orvieto | 1,078.34 mi (1,735.41 km) |
| Abrantes to Orzinuovi | 1,008.57 mi (1,623.13 km) |
| Abrantes to Osimo | 1,152.63 mi (1,854.98 km) |
| Abrantes to Ospitaletto | 1,018.30 mi (1,638.80 km) |
| Abrantes to Ostuni | 1,360.50 mi (2,189.51 km) |
| Abrantes to Ottaviano | 1,197.87 mi (1,927.78 km) |
| Abrantes to Ovada | 933.02 mi (1,501.55 km) |
| Abrantes to Ozieri | 911.92 mi (1,467.60 km) |
| Abrantes to Paceco | 1,120.57 mi (1,803.38 km) |
