| Bartin to Olivares | 2,054.51 mi (3,306.42 km) |
| Bartin to Olivenza | 2,074.27 mi (3,338.22 km) |
| Bartin to Olot | 1,527.42 mi (2,458.14 km) |
| Bartin to Onate | 1,765.03 mi (2,840.55 km) |
| Bartin to Onda | 1,698.95 mi (2,734.19 km) |
| Bartin to Onteniente | 1,738.05 mi (2,797.12 km) |
| Bartin to Orihuela | 1,771.09 mi (2,850.30 km) |
| Bartin to Osuna | 2,004.86 mi (3,226.51 km) |
| Bartin to Ourense | 2,045.75 mi (3,292.31 km) |
| Bartin to Oviedo | 1,931.78 mi (3,108.89 km) |
| Bartin to Paiporta | 1,716.54 mi (2,762.50 km) |
| Bartin to Pajara | 2,746.88 mi (4,420.67 km) |
| Bartin to Palafolls | 1,519.87 mi (2,445.99 km) |
| Bartin to Palafrugell | 1,496.08 mi (2,407.71 km) |
| Bartin to Palamos | 1,498.61 mi (2,411.78 km) |
