| Civitavecchia to Kocaeli | 941.29 mi (1,514.86 km) |
| Civitavecchia to Konak | 845.92 mi (1,361.37 km) |
| Civitavecchia to Konakli | 1,135.56 mi (1,827.51 km) |
| Civitavecchia to Konya | 1,130.26 mi (1,818.97 km) |
| Civitavecchia to Koprukoy | 1,565.90 mi (2,520.08 km) |
| Civitavecchia to Korfez | 931.56 mi (1,499.20 km) |
| Civitavecchia to Korkut | 1,585.86 mi (2,552.19 km) |
| Civitavecchia to Kose | 1,448.31 mi (2,330.84 km) |
| Civitavecchia to Kovancilar | 1,488.03 mi (2,394.76 km) |
| Civitavecchia to Koyulhisar | 1,353.60 mi (2,178.41 km) |
| Civitavecchia to Kozan | 1,309.55 mi (2,107.52 km) |
| Civitavecchia to Kozlu | 1,026.80 mi (1,652.48 km) |
| Civitavecchia to Kozluk | 1,582.93 mi (2,547.48 km) |
| Civitavecchia to Kucuk Dalyan | 1,361.85 mi (2,191.68 km) |
| Civitavecchia to Kucukcekmece | 880.85 mi (1,417.59 km) |
