| Kajaani to Orzesze | 1,026.87 mi (1,652.59 km) |
| Kajaani to Osowa | 749.97 mi (1,206.96 km) |
| Kajaani to Ostroda | 776.93 mi (1,250.35 km) |
| Kajaani to Ostroleka | 801.57 mi (1,290.00 km) |
| Kajaani to Ostrow Mazowiecka | 816.43 mi (1,313.91 km) |
| Kajaani to Ostrow Wielkopolski | 939.56 mi (1,512.08 km) |
| Kajaani to Ostrowiec Swietokrzyski | 947.02 mi (1,524.08 km) |
| Kajaani to Ostrzeszow | 953.25 mi (1,534.11 km) |
| Kajaani to Oswiecim | 1,028.97 mi (1,655.97 km) |
| Kajaani to Otwock | 868.35 mi (1,397.47 km) |
| Kajaani to Ozarow Mazowiecki | 866.24 mi (1,394.07 km) |
| Kajaani to Ozimek | 998.66 mi (1,607.18 km) |
| Kajaani to Ozorkow | 899.80 mi (1,448.09 km) |
| Kajaani to Pabianice | 919.63 mi (1,480.00 km) |
| Kajaani to Parczew | 887.81 mi (1,428.79 km) |
