| Radviliskis to Kocaeli | 1,078.34 mi (1,735.42 km) |
| Radviliskis to Konak | 1,212.24 mi (1,950.92 km) |
| Radviliskis to Konakli | 1,383.92 mi (2,227.20 km) |
| Radviliskis to Konya | 1,306.50 mi (2,102.61 km) |
| Radviliskis to Koprukoy | 1,375.19 mi (2,213.16 km) |
| Radviliskis to Korfez | 1,074.73 mi (1,729.62 km) |
| Radviliskis to Korkut | 1,446.55 mi (2,328.00 km) |
| Radviliskis to Kose | 1,302.36 mi (2,095.95 km) |
| Radviliskis to Kovancilar | 1,398.58 mi (2,250.79 km) |
| Radviliskis to Koyulhisar | 1,251.94 mi (2,014.80 km) |
| Radviliskis to Kozan | 1,389.96 mi (2,236.93 km) |
| Radviliskis to Kozlu | 1,059.20 mi (1,704.62 km) |
| Radviliskis to Kozluk | 1,471.81 mi (2,368.64 km) |
| Radviliskis to Kucuk Dalyan | 1,476.98 mi (2,376.96 km) |
| Radviliskis to Kucukcekmece | 1,049.81 mi (1,689.50 km) |
