| Fergus Falls to Karlovo | 5,304.85 mi (8,537.34 km) |
| Fergus Falls to Karnobat | 5,371.90 mi (8,645.23 km) |
| Fergus Falls to Kavarna | 5,367.30 mi (8,637.83 km) |
| Fergus Falls to Kazanlak | 5,324.62 mi (8,569.15 km) |
| Fergus Falls to Knezha | 5,235.71 mi (8,426.05 km) |
| Fergus Falls to Kostinbrod | 5,245.76 mi (8,442.23 km) |
| Fergus Falls to Kozloduy | 5,209.50 mi (8,383.88 km) |
| Fergus Falls to Kyustendil | 5,257.69 mi (8,461.43 km) |
| Fergus Falls to Levski | 5,275.25 mi (8,489.69 km) |
| Fergus Falls to Lom | 5,191.85 mi (8,355.47 km) |
| Fergus Falls to Lovech | 5,275.19 mi (8,489.60 km) |
| Fergus Falls to Lukovit | 5,254.62 mi (8,456.49 km) |
| Fergus Falls to Lyaskovets | 5,307.70 mi (8,541.91 km) |
| Fergus Falls to Mezdra | 5,242.83 mi (8,437.52 km) |
| Fergus Falls to Momchilgrad | 5,384.82 mi (8,666.03 km) |
