| Siauliai to Olivenza | 1,831.73 mi (2,947.88 km) |
| Siauliai to Olot | 1,328.55 mi (2,138.10 km) |
| Siauliai to Onate | 1,444.62 mi (2,324.88 km) |
| Siauliai to Onda | 1,537.21 mi (2,473.91 km) |
| Siauliai to Onteniente | 1,611.93 mi (2,594.14 km) |
| Siauliai to Orihuela | 1,664.24 mi (2,678.33 km) |
| Siauliai to Osuna | 1,843.89 mi (2,967.46 km) |
| Siauliai to Ourense | 1,671.68 mi (2,690.31 km) |
| Siauliai to Oviedo | 1,549.24 mi (2,493.26 km) |
| Siauliai to Paiporta | 1,571.93 mi (2,529.78 km) |
| Siauliai to Pajara | 2,645.46 mi (4,257.46 km) |
| Siauliai to Palafolls | 1,348.97 mi (2,170.95 km) |
| Siauliai to Palafrugell | 1,322.60 mi (2,128.51 km) |
| Siauliai to Palamos | 1,327.63 mi (2,136.62 km) |
| Siauliai to Palencia | 1,569.39 mi (2,525.69 km) |
