| Herisau to Kayapinar | 1,687.21 mi (2,715.30 km) |
| Herisau to Kayseri | 1,443.67 mi (2,323.36 km) |
| Herisau to Kemalpasa | 1,103.22 mi (1,775.47 km) |
| Herisau to Kemer | 1,315.82 mi (2,117.60 km) |
| Herisau to Keskin | 1,323.77 mi (2,130.39 km) |
| Herisau to Kilimli | 1,180.52 mi (1,899.86 km) |
| Herisau to Kilis | 1,595.71 mi (2,568.05 km) |
| Herisau to Kinik | 1,072.58 mi (1,726.15 km) |
| Herisau to Kirikkale | 1,313.16 mi (2,113.32 km) |
| Herisau to Kirkagac | 1,084.55 mi (1,745.42 km) |
| Herisau to Kirklareli | 963.51 mi (1,550.62 km) |
| Herisau to Kirsehir | 1,367.91 mi (2,201.44 km) |
| Herisau to Kizilpinar | 1,012.97 mi (1,630.22 km) |
| Herisau to Kiziltepe | 1,733.64 mi (2,790.02 km) |
| Herisau to Kocaali | 1,149.96 mi (1,850.68 km) |
