| Cities | Distance |
|---|---|
| Piraeus to Kobarid | 770.53 mi (1,240.05 km) |
| Piraeus to Kobilje | 707.80 mi (1,139.10 km) |
| Piraeus to Kocevje | 697.66 mi (1,122.77 km) |
| Piraeus to Komen | 743.91 mi (1,197.20 km) |
| Piraeus to Komenda | 736.70 mi (1,185.60 km) |
| Piraeus to Koper | 732.00 mi (1,178.05 km) |
| Piraeus to Kostanjevica na Krki | 689.85 mi (1,110.21 km) |
| Piraeus to Kostel | 689.25 mi (1,109.25 km) |
| Piraeus to Kozje | 697.79 mi (1,122.98 km) |
| Piraeus to Kranj | 743.60 mi (1,196.71 km) |
| Piraeus to Kranjska Gora | 775.25 mi (1,247.65 km) |
| Piraeus to Krizevci | 707.86 mi (1,139.18 km) |
| Piraeus to Krsko | 693.50 mi (1,116.09 km) |
| Piraeus to Kuzma | 724.68 mi (1,166.25 km) |
| Piraeus to Lasko | 711.97 mi (1,145.80 km) |