| Karlstad to Devnya | 1,265.29 mi (2,036.28 km) |
| Karlstad to Dimitrovgrad | 1,304.26 mi (2,099.00 km) |
| Karlstad to Dobrich | 1,248.48 mi (2,009.24 km) |
| Karlstad to Dospat | 1,307.64 mi (2,104.45 km) |
| Karlstad to Dupnitsa | 1,251.68 mi (2,014.38 km) |
| Karlstad to Elhovo | 1,313.62 mi (2,114.06 km) |
| Karlstad to Etropole | 1,227.05 mi (1,974.74 km) |
| Karlstad to Gabrovo | 1,246.53 mi (2,006.09 km) |
| Karlstad to Gorna Oryahovitsa | 1,235.60 mi (1,988.51 km) |
| Karlstad to Gotse Delchev | 1,306.78 mi (2,103.06 km) |
| Karlstad to Harmanli | 1,316.99 mi (2,119.48 km) |
| Karlstad to Haskovo | 1,311.31 mi (2,110.36 km) |
| Karlstad to Ihtiman | 1,250.36 mi (2,012.26 km) |
| Karlstad to Isperih | 1,219.12 mi (1,961.98 km) |
| Karlstad to Kardzhali | 1,326.51 mi (2,134.82 km) |
