| Olgiate Olona to Karlovo | 814.64 mi (1,311.03 km) |
| Olgiate Olona to Karnobat | 919.04 mi (1,479.06 km) |
| Olgiate Olona to Kavarna | 967.48 mi (1,557.00 km) |
| Olgiate Olona to Kazanlak | 843.59 mi (1,357.62 km) |
| Olgiate Olona to Knezha | 761.36 mi (1,225.29 km) |
| Olgiate Olona to Kostinbrod | 734.75 mi (1,182.46 km) |
| Olgiate Olona to Kozloduy | 739.20 mi (1,189.62 km) |
| Olgiate Olona to Kyustendil | 723.23 mi (1,163.93 km) |
| Olgiate Olona to Levski | 814.48 mi (1,310.79 km) |
| Olgiate Olona to Lom | 714.57 mi (1,149.98 km) |
| Olgiate Olona to Lovech | 799.26 mi (1,286.29 km) |
| Olgiate Olona to Lukovit | 771.48 mi (1,241.57 km) |
| Olgiate Olona to Lyaskovets | 847.99 mi (1,364.71 km) |
| Olgiate Olona to Mezdra | 750.20 mi (1,207.33 km) |
| Olgiate Olona to Momchilgrad | 872.71 mi (1,404.50 km) |
