| Maastricht to Olivenza | 1,045.46 mi (1,682.50 km) |
| Maastricht to Olot | 617.69 mi (994.07 km) |
| Maastricht to Onate | 660.72 mi (1,063.33 km) |
| Maastricht to Onda | 805.01 mi (1,295.55 km) |
| Maastricht to Onteniente | 885.54 mi (1,425.14 km) |
| Maastricht to Orihuela | 939.63 mi (1,512.19 km) |
| Maastricht to Osuna | 1,080.01 mi (1,738.11 km) |
| Maastricht to Ourense | 869.12 mi (1,398.71 km) |
| Maastricht to Oviedo | 747.90 mi (1,203.62 km) |
| Maastricht to Paiporta | 842.64 mi (1,356.10 km) |
| Maastricht to Pajara | 1,864.83 mi (3,001.15 km) |
| Maastricht to Palafolls | 649.48 mi (1,045.23 km) |
| Maastricht to Palafrugell | 628.66 mi (1,011.73 km) |
| Maastricht to Palamos | 633.84 mi (1,020.07 km) |
| Maastricht to Palencia | 778.99 mi (1,253.66 km) |
