| Dumfries to Olivares | 1,225.58 mi (1,972.37 km) |
| Dumfries to Olivenza | 1,143.67 mi (1,840.55 km) |
| Dumfries to Olot | 932.03 mi (1,499.96 km) |
| Dumfries to Onate | 833.36 mi (1,341.16 km) |
| Dumfries to Onda | 1,055.08 mi (1,697.99 km) |
| Dumfries to Onteniente | 1,131.21 mi (1,820.50 km) |
| Dumfries to Orihuela | 1,180.05 mi (1,899.11 km) |
| Dumfries to Osuna | 1,234.41 mi (1,986.58 km) |
| Dumfries to Ourense | 900.57 mi (1,449.33 km) |
| Dumfries to Oviedo | 815.27 mi (1,312.06 km) |
| Dumfries to Paiporta | 1,090.75 mi (1,755.40 km) |
| Dumfries to Pajara | 1,919.09 mi (3,088.48 km) |
| Dumfries to Palafolls | 969.76 mi (1,560.68 km) |
| Dumfries to Palafrugell | 959.02 mi (1,543.39 km) |
| Dumfries to Palamos | 963.27 mi (1,550.24 km) |
