| Santurce-Antiguo to Kluczbork | 1,124.01 mi (1,808.92 km) |
| Santurce-Antiguo to Knurow | 1,126.92 mi (1,813.60 km) |
| Santurce-Antiguo to Kobylka | 1,275.80 mi (2,053.20 km) |
| Santurce-Antiguo to Kokoszki | 1,231.68 mi (1,982.20 km) |
| Santurce-Antiguo to Kolbuszowa | 1,259.34 mi (2,026.71 km) |
| Santurce-Antiguo to Kolno | 1,330.51 mi (2,141.25 km) |
| Santurce-Antiguo to Kolo | 1,171.29 mi (1,885.01 km) |
| Santurce-Antiguo to Kolobrzeg | 1,125.14 mi (1,810.74 km) |
| Santurce-Antiguo to Koluszki | 1,206.21 mi (1,941.21 km) |
| Santurce-Antiguo to Komorniki | 1,098.84 mi (1,768.41 km) |
| Santurce-Antiguo to Konin | 1,157.48 mi (1,862.79 km) |
| Santurce-Antiguo to Konskie | 1,219.29 mi (1,962.25 km) |
| Santurce-Antiguo to Konstancin-Jeziorna | 1,266.79 mi (2,038.69 km) |
| Santurce-Antiguo to Konstantynow Lodzki | 1,187.47 mi (1,911.05 km) |
| Santurce-Antiguo to Koronowo | 1,177.59 mi (1,895.16 km) |
