| Aberystwyth to Karlovo | 1,493.61 mi (2,403.74 km) |
| Aberystwyth to Karnobat | 1,583.00 mi (2,547.59 km) |
| Aberystwyth to Kavarna | 1,607.04 mi (2,586.28 km) |
| Aberystwyth to Kazanlak | 1,518.86 mi (2,444.37 km) |
| Aberystwyth to Knezha | 1,429.20 mi (2,300.08 km) |
| Aberystwyth to Kostinbrod | 1,422.00 mi (2,288.48 km) |
| Aberystwyth to Kozloduy | 1,403.62 mi (2,258.91 km) |
| Aberystwyth to Kyustendil | 1,423.27 mi (2,290.53 km) |
| Aberystwyth to Levski | 1,477.51 mi (2,377.82 km) |
| Aberystwyth to Lom | 1,381.69 mi (2,223.62 km) |
| Aberystwyth to Lovech | 1,469.81 mi (2,365.43 km) |
| Aberystwyth to Lukovit | 1,444.71 mi (2,325.03 km) |
| Aberystwyth to Lyaskovets | 1,512.12 mi (2,433.52 km) |
| Aberystwyth to Mezdra | 1,427.76 mi (2,297.76 km) |
| Aberystwyth to Momchilgrad | 1,565.35 mi (2,519.19 km) |
