| Philadelphia to Krosno Odrzanskie | 4,123.11 mi (6,635.51 km) |
| Philadelphia to Krotoszyn | 4,222.25 mi (6,795.06 km) |
| Philadelphia to Kruszwica | 4,222.00 mi (6,794.65 km) |
| Philadelphia to Krynica | 4,435.25 mi (7,137.85 km) |
| Philadelphia to Krzeszowice | 4,358.88 mi (7,014.94 km) |
| Philadelphia to Kudowa-Zdroj | 4,218.64 mi (6,789.24 km) |
| Philadelphia to Kutno | 4,275.13 mi (6,880.15 km) |
| Philadelphia to Kwidzyn | 4,208.19 mi (6,772.42 km) |
| Philadelphia to Lancut | 4,459.12 mi (7,176.26 km) |
| Philadelphia to Lapy | 4,374.99 mi (7,040.87 km) |
| Philadelphia to Lask | 4,288.80 mi (6,902.16 km) |
| Philadelphia to Laziska Gorne | 4,328.52 mi (6,966.09 km) |
| Philadelphia to Lebork | 4,139.37 mi (6,661.67 km) |
| Philadelphia to Leczna | 4,437.08 mi (7,140.79 km) |
| Philadelphia to Leczyca | 4,275.34 mi (6,880.50 km) |
