| Karlstad to Krosno Odrzanskie | 511.24 mi (822.76 km) |
| Karlstad to Krotoszyn | 553.19 mi (890.27 km) |
| Karlstad to Kruszwica | 498.76 mi (802.67 km) |
| Karlstad to Krynica | 749.93 mi (1,206.90 km) |
| Karlstad to Krzeszowice | 683.22 mi (1,099.54 km) |
| Karlstad to Kudowa-Zdroj | 627.04 mi (1,009.12 km) |
| Karlstad to Kutno | 543.14 mi (874.10 km) |
| Karlstad to Kwidzyn | 440.90 mi (709.56 km) |
| Karlstad to Lancut | 730.22 mi (1,175.18 km) |
| Karlstad to Lapy | 569.28 mi (916.17 km) |
| Karlstad to Lask | 580.98 mi (935.00 km) |
| Karlstad to Laziska Gorne | 671.75 mi (1,081.08 km) |
| Karlstad to Lebork | 369.78 mi (595.10 km) |
| Karlstad to Leczna | 667.47 mi (1,074.20 km) |
| Karlstad to Leczyca | 552.26 mi (888.78 km) |
