| Kauniainen to Oestrich-Winkel | 961.92 mi (1,548.06 km) |
| Kauniainen to Offenburg | 1,050.64 mi (1,690.84 km) |
| Kauniainen to Oftersheim | 982.27 mi (1,580.82 km) |
| Kauniainen to Ohrdruf | 845.40 mi (1,360.54 km) |
| Kauniainen to Ohringen | 969.40 mi (1,560.10 km) |
| Kauniainen to Olbernhau | 794.47 mi (1,278.58 km) |
| Kauniainen to Olching | 987.46 mi (1,589.17 km) |
| Kauniainen to Oldenburg | 791.23 mi (1,273.36 km) |
| Kauniainen to Oldenburg in Holstein | 657.35 mi (1,057.90 km) |
| Kauniainen to Olfen | 886.81 mi (1,427.19 km) |
| Kauniainen to Olpe | 910.95 mi (1,466.03 km) |
| Kauniainen to Olsberg | 875.30 mi (1,408.66 km) |
| Kauniainen to Oranienburg | 674.99 mi (1,086.29 km) |
| Kauniainen to Ortenberg | 914.51 mi (1,471.76 km) |
| Kauniainen to Oschatz | 761.76 mi (1,225.93 km) |
