| Bostonia to Kluczbork | 6,036.53 mi (9,714.86 km) |
| Bostonia to Knurow | 6,091.36 mi (9,803.10 km) |
| Bostonia to Kobylka | 6,034.22 mi (9,711.13 km) |
| Bostonia to Kokoszki | 5,855.74 mi (9,423.91 km) |
| Bostonia to Kolbuszowa | 6,167.33 mi (9,925.37 km) |
| Bostonia to Kolno | 5,989.48 mi (9,639.14 km) |
| Bostonia to Kolo | 5,979.30 mi (9,622.76 km) |
| Bostonia to Kolobrzeg | 5,794.02 mi (9,324.58 km) |
| Bostonia to Koluszki | 6,033.51 mi (9,709.99 km) |
| Bostonia to Komorniki | 5,926.57 mi (9,537.89 km) |
| Bostonia to Konin | 5,969.19 mi (9,606.49 km) |
| Bostonia to Konskie | 6,079.86 mi (9,784.59 km) |
| Bostonia to Konstancin-Jeziorna | 6,046.53 mi (9,730.94 km) |
| Bostonia to Konstantynow Lodzki | 6,021.95 mi (9,691.39 km) |
| Bostonia to Koronowo | 5,899.83 mi (9,494.86 km) |
