| Clydebank to Olivares | 1,279.64 mi (2,059.38 km) |
| Clydebank to Olivenza | 1,195.85 mi (1,924.53 km) |
| Clydebank to Olot | 996.63 mi (1,603.93 km) |
| Clydebank to Onate | 893.34 mi (1,437.69 km) |
| Clydebank to Onda | 1,117.18 mi (1,797.93 km) |
| Clydebank to Onteniente | 1,192.77 mi (1,919.58 km) |
| Clydebank to Orihuela | 1,241.16 mi (1,997.46 km) |
| Clydebank to Osuna | 1,290.13 mi (2,076.27 km) |
| Clydebank to Ourense | 949.82 mi (1,528.59 km) |
| Clydebank to Oviedo | 868.77 mi (1,398.15 km) |
| Clydebank to Paiporta | 1,152.61 mi (1,854.94 km) |
| Clydebank to Pajara | 1,963.01 mi (3,159.16 km) |
| Clydebank to Palafolls | 1,034.39 mi (1,664.70 km) |
| Clydebank to Palafrugell | 1,023.86 mi (1,647.75 km) |
| Clydebank to Palamos | 1,028.10 mi (1,654.56 km) |
