| Cities | Distance |
|---|
| Opfikon to Karlovo | 857.12 mi (1,379.41 km) |
| Opfikon to Karnobat | 955.64 mi (1,537.95 km) |
| Opfikon to Kavarna | 994.35 mi (1,600.25 km) |
| Opfikon to Kazanlak | 884.59 mi (1,423.60 km) |
| Opfikon to Knezha | 797.82 mi (1,283.97 km) |
| Opfikon to Kostinbrod | 780.57 mi (1,256.21 km) |
| Opfikon to Kozloduy | 773.72 mi (1,245.18 km) |
| Opfikon to Kyustendil | 775.98 mi (1,248.83 km) |
| Opfikon to Levski | 849.42 mi (1,367.00 km) |
| Opfikon to Lom | 750.00 mi (1,207.01 km) |
| Opfikon to Lovech | 837.50 mi (1,347.83 km) |
| Opfikon to Lukovit | 810.65 mi (1,304.62 km) |
| Opfikon to Lyaskovets | 883.85 mi (1,422.42 km) |
| Opfikon to Mezdra | 791.24 mi (1,273.37 km) |
| Opfikon to Momchilgrad | 922.65 mi (1,484.86 km) |
