| Biarritz to Oberriet | 600.62 mi (966.60 km) |
| Biarritz to Obersiggenthal | 551.14 mi (886.97 km) |
| Biarritz to Oberwil | 521.52 mi (839.31 km) |
| Biarritz to Oberwingert | 572.07 mi (920.65 km) |
| Biarritz to Oftringen | 530.18 mi (853.24 km) |
| Biarritz to Olten | 530.51 mi (853.78 km) |
| Biarritz to Onex | 419.00 mi (674.31 km) |
| Biarritz to Opfikon | 561.05 mi (902.92 km) |
| Biarritz to Ostermundigen | 501.19 mi (806.59 km) |
| Biarritz to Payerne | 473.38 mi (761.83 km) |
| Biarritz to Pfaffikon | 568.30 mi (914.59 km) |
| Biarritz to Plan-les-Ouates | 419.27 mi (674.75 km) |
| Biarritz to Pratteln | 527.58 mi (849.06 km) |
| Biarritz to Prilly | 450.69 mi (725.31 km) |
| Biarritz to Pully | 453.09 mi (729.17 km) |
