| Springfield to Karlovo | 4,655.87 mi (7,492.90 km) |
| Springfield to Karnobat | 4,743.82 mi (7,634.44 km) |
| Springfield to Kavarna | 4,762.83 mi (7,665.04 km) |
| Springfield to Kazanlak | 4,680.96 mi (7,533.28 km) |
| Springfield to Knezha | 4,591.15 mi (7,388.75 km) |
| Springfield to Kostinbrod | 4,584.03 mi (7,377.28 km) |
| Springfield to Kozloduy | 4,565.46 mi (7,347.39 km) |
| Springfield to Kyustendil | 4,583.95 mi (7,377.15 km) |
| Springfield to Levski | 4,638.86 mi (7,465.52 km) |
| Springfield to Lom | 4,543.76 mi (7,312.47 km) |
| Springfield to Lovech | 4,631.79 mi (7,454.14 km) |
| Springfield to Lukovit | 4,606.87 mi (7,414.04 km) |
| Springfield to Lyaskovets | 4,673.39 mi (7,521.09 km) |
| Springfield to Mezdra | 4,590.04 mi (7,386.95 km) |
| Springfield to Momchilgrad | 4,727.35 mi (7,607.94 km) |
