| Sevilla to Orbetello | 978.58 mi (1,574.87 km) |
| Sevilla to Oria | 1,286.58 mi (2,070.55 km) |
| Sevilla to Oristano | 807.91 mi (1,300.21 km) |
| Sevilla to Orta Nova | 1,191.03 mi (1,916.78 km) |
| Sevilla to Orte | 1,036.75 mi (1,668.48 km) |
| Sevilla to Ortona | 1,135.28 mi (1,827.05 km) |
| Sevilla to Orvieto | 1,027.76 mi (1,654.02 km) |
| Sevilla to Orzinuovi | 997.43 mi (1,605.20 km) |
| Sevilla to Osimo | 1,108.87 mi (1,784.55 km) |
| Sevilla to Ospitaletto | 1,008.55 mi (1,623.11 km) |
| Sevilla to Ostuni | 1,284.75 mi (2,067.60 km) |
| Sevilla to Ottaviano | 1,123.48 mi (1,808.06 km) |
| Sevilla to Ovada | 917.02 mi (1,475.80 km) |
| Sevilla to Ozieri | 837.34 mi (1,347.58 km) |
| Sevilla to Paceco | 1,014.38 mi (1,632.48 km) |
