| Karlovac to Hameenlinna | 1,130.94 mi (1,820.07 km) |
| Karlovac to Hamina | 1,145.18 mi (1,842.98 km) |
| Karlovac to Hanko | 1,037.53 mi (1,669.74 km) |
| Karlovac to Hattula | 1,133.62 mi (1,824.38 km) |
| Karlovac to Haukipudas | 1,410.70 mi (2,270.30 km) |
| Karlovac to Hausjarvi | 1,125.36 mi (1,811.09 km) |
| Karlovac to Heinola | 1,165.48 mi (1,875.66 km) |
| Karlovac to Helsinki | 1,085.34 mi (1,746.68 km) |
| Karlovac to Hollola | 1,144.79 mi (1,842.36 km) |
| Karlovac to Huittinen | 1,122.02 mi (1,805.72 km) |
| Karlovac to Hyvinkaa | 1,113.17 mi (1,791.47 km) |
| Karlovac to Ii | 1,419.58 mi (2,284.60 km) |
| Karlovac to Iisalmi | 1,328.78 mi (2,138.46 km) |
| Karlovac to Ilmajoki | 1,223.71 mi (1,969.38 km) |
| Karlovac to Imatra | 1,208.82 mi (1,945.42 km) |
