| Bostonia to Koscian | 5,935.31 mi (9,551.97 km) |
| Bostonia to Koscielisko | 6,174.98 mi (9,937.66 km) |
| Bostonia to Koscierzyna | 5,856.72 mi (9,425.49 km) |
| Bostonia to Kostrzyn | 5,932.95 mi (9,548.16 km) |
| Bostonia to Kostrzyn nad Odra | 5,855.99 mi (9,424.31 km) |
| Bostonia to Koszalin | 5,807.94 mi (9,346.98 km) |
| Bostonia to Kowary | 5,984.15 mi (9,630.56 km) |
| Bostonia to Kozienice | 6,085.91 mi (9,794.32 km) |
| Bostonia to Kozuchow | 5,925.92 mi (9,536.85 km) |
| Bostonia to Kozy | 6,123.09 mi (9,854.16 km) |
| Bostonia to Krakow | 6,132.37 mi (9,869.09 km) |
| Bostonia to Krapkowice | 6,058.74 mi (9,750.59 km) |
| Bostonia to Krasnik | 6,139.83 mi (9,881.10 km) |
| Bostonia to Krasnystaw | 6,158.86 mi (9,911.73 km) |
| Bostonia to Krosno | 6,199.50 mi (9,977.14 km) |
