| Pittsburgh to Kluczbork | 4,433.76 mi (7,135.44 km) |
| Pittsburgh to Knurow | 4,480.04 mi (7,209.93 km) |
| Pittsburgh to Kobylka | 4,488.04 mi (7,222.80 km) |
| Pittsburgh to Kokoszki | 4,318.10 mi (6,949.32 km) |
| Pittsburgh to Kolbuszowa | 4,590.78 mi (7,388.14 km) |
| Pittsburgh to Kolno | 4,471.07 mi (7,195.50 km) |
| Pittsburgh to Kolo | 4,402.88 mi (7,085.75 km) |
| Pittsburgh to Kolobrzeg | 4,223.62 mi (6,797.27 km) |
| Pittsburgh to Koluszki | 4,461.45 mi (7,180.01 km) |
| Pittsburgh to Komorniki | 4,331.29 mi (6,970.53 km) |
| Pittsburgh to Konin | 4,389.21 mi (7,063.76 km) |
| Pittsburgh to Konskie | 4,504.75 mi (7,249.69 km) |
| Pittsburgh to Konstancin-Jeziorna | 4,494.92 mi (7,233.88 km) |
| Pittsburgh to Konstantynow Lodzki | 4,444.85 mi (7,153.29 km) |
| Pittsburgh to Koronowo | 4,336.76 mi (6,979.33 km) |
