| Pittsburgh to Karditsa | 5,052.94 mi (8,131.93 km) |
| Pittsburgh to Kastoria | 4,976.46 mi (8,008.84 km) |
| Pittsburgh to Katerini | 5,037.94 mi (8,107.78 km) |
| Pittsburgh to Keratsini | 5,185.22 mi (8,344.81 km) |
| Pittsburgh to Kerkyra | 4,958.52 mi (7,979.97 km) |
| Pittsburgh to Kiato | 5,147.02 mi (8,283.33 km) |
| Pittsburgh to Kifisia | 5,188.37 mi (8,349.87 km) |
| Pittsburgh to Kilkis | 5,021.74 mi (8,081.72 km) |
| Pittsburgh to Komotini | 5,118.95 mi (8,238.16 km) |
| Pittsburgh to Korinthos | 5,157.64 mi (8,300.41 km) |
| Pittsburgh to Koropi | 5,198.89 mi (8,366.80 km) |
| Pittsburgh to Korydallos | 5,185.88 mi (8,345.86 km) |
| Pittsburgh to Kos | 5,385.62 mi (8,667.32 km) |
| Pittsburgh to Kozani | 5,007.06 mi (8,058.08 km) |
| Pittsburgh to Lagos | 5,104.85 mi (8,215.46 km) |
