| Biarritz to Orzesze | 1,060.62 mi (1,706.90 km) |
| Biarritz to Osowa | 1,175.08 mi (1,891.11 km) |
| Biarritz to Ostroda | 1,203.16 mi (1,936.30 km) |
| Biarritz to Ostroleka | 1,244.45 mi (2,002.75 km) |
| Biarritz to Ostrow Mazowiecka | 1,250.34 mi (2,012.23 km) |
| Biarritz to Ostrow Wielkopolski | 1,060.21 mi (1,706.25 km) |
| Biarritz to Ostrowiec Swietokrzyski | 1,187.81 mi (1,911.60 km) |
| Biarritz to Ostrzeszow | 1,058.25 mi (1,703.09 km) |
| Biarritz to Oswiecim | 1,078.25 mi (1,735.27 km) |
| Biarritz to Otwock | 1,208.50 mi (1,944.90 km) |
| Biarritz to Ozarow Mazowiecki | 1,192.52 mi (1,919.17 km) |
| Biarritz to Ozimek | 1,050.22 mi (1,690.16 km) |
| Biarritz to Ozorkow | 1,126.40 mi (1,812.76 km) |
| Biarritz to Pabianice | 1,121.96 mi (1,805.62 km) |
| Biarritz to Parczew | 1,262.47 mi (2,031.75 km) |
