| Sterling Heights to Karlovo | 5,043.44 mi (8,116.63 km) |
| Sterling Heights to Karnobat | 5,124.24 mi (8,246.66 km) |
| Sterling Heights to Kavarna | 5,134.43 mi (8,263.07 km) |
| Sterling Heights to Kazanlak | 5,066.74 mi (8,154.12 km) |
| Sterling Heights to Knezha | 4,976.50 mi (8,008.90 km) |
| Sterling Heights to Kostinbrod | 4,975.78 mi (8,007.75 km) |
| Sterling Heights to Kozloduy | 4,950.39 mi (7,966.88 km) |
| Sterling Heights to Kyustendil | 4,980.20 mi (8,014.86 km) |
| Sterling Heights to Levski | 5,021.52 mi (8,081.36 km) |
| Sterling Heights to Lom | 4,930.03 mi (7,934.12 km) |
| Sterling Heights to Lovech | 5,017.05 mi (8,074.15 km) |
| Sterling Heights to Lukovit | 4,993.56 mi (8,036.35 km) |
| Sterling Heights to Lyaskovets | 5,055.56 mi (8,136.14 km) |
| Sterling Heights to Mezdra | 4,978.48 mi (8,012.10 km) |
| Sterling Heights to Momchilgrad | 5,118.70 mi (8,237.75 km) |
