| Burgas to Olivenza | 1,820.02 mi (2,929.04 km) |
| Burgas to Olot | 1,271.32 mi (2,046.00 km) |
| Burgas to Onate | 1,508.32 mi (2,427.40 km) |
| Burgas to Onda | 1,445.21 mi (2,325.84 km) |
| Burgas to Onteniente | 1,486.35 mi (2,392.04 km) |
| Burgas to Orihuela | 1,520.83 mi (2,447.54 km) |
| Burgas to Osuna | 1,753.81 mi (2,822.48 km) |
| Burgas to Ourense | 1,789.03 mi (2,879.16 km) |
| Burgas to Oviedo | 1,675.14 mi (2,695.88 km) |
| Burgas to Paiporta | 1,463.70 mi (2,355.60 km) |
| Burgas to Pajara | 2,506.02 mi (4,033.06 km) |
| Burgas to Palafolls | 1,264.36 mi (2,034.79 km) |
| Burgas to Palafrugell | 1,240.34 mi (1,996.14 km) |
| Burgas to Palamos | 1,242.95 mi (2,000.33 km) |
| Burgas to Palencia | 1,627.09 mi (2,618.56 km) |
