| Louvain-la-Neuve to Olivenza | 1,002.45 mi (1,613.28 km) |
| Louvain-la-Neuve to Olot | 593.93 mi (955.84 km) |
| Louvain-la-Neuve to Onate | 619.86 mi (997.57 km) |
| Louvain-la-Neuve to Onda | 774.54 mi (1,246.51 km) |
| Louvain-la-Neuve to Onteniente | 855.36 mi (1,376.58 km) |
| Louvain-la-Neuve to Orihuela | 909.30 mi (1,463.38 km) |
| Louvain-la-Neuve to Osuna | 1,041.77 mi (1,676.57 km) |
| Louvain-la-Neuve to Ourense | 820.77 mi (1,320.90 km) |
| Louvain-la-Neuve to Oviedo | 700.43 mi (1,127.23 km) |
| Louvain-la-Neuve to Paiporta | 812.33 mi (1,307.33 km) |
| Louvain-la-Neuve to Pajara | 1,821.82 mi (2,931.93 km) |
| Louvain-la-Neuve to Palafolls | 627.23 mi (1,009.43 km) |
| Louvain-la-Neuve to Palafrugell | 607.85 mi (978.24 km) |
| Louvain-la-Neuve to Palamos | 612.95 mi (986.44 km) |
| Louvain-la-Neuve to Palencia | 735.62 mi (1,183.86 km) |
