| Mariestad to Olivares | 1,720.89 mi (2,769.50 km) |
| Mariestad to Olivenza | 1,664.69 mi (2,679.06 km) |
| Mariestad to Olot | 1,241.43 mi (1,997.88 km) |
| Mariestad to Onate | 1,285.88 mi (2,069.42 km) |
| Mariestad to Onda | 1,434.79 mi (2,309.07 km) |
| Mariestad to Onteniente | 1,514.99 mi (2,438.15 km) |
| Mariestad to Orihuela | 1,569.10 mi (2,525.23 km) |
| Mariestad to Osuna | 1,708.66 mi (2,749.83 km) |
| Mariestad to Ourense | 1,464.74 mi (2,357.27 km) |
| Mariestad to Oviedo | 1,350.77 mi (2,173.85 km) |
| Mariestad to Paiporta | 1,472.25 mi (2,369.35 km) |
| Mariestad to Pajara | 2,482.42 mi (3,995.08 km) |
| Mariestad to Palafolls | 1,270.62 mi (2,044.86 km) |
| Mariestad to Palafrugell | 1,247.68 mi (2,007.95 km) |
| Mariestad to Palamos | 1,252.93 mi (2,016.39 km) |
