| Pittsburgh to Senftenberg | 4,259.97 mi (6,855.76 km) |
| Pittsburgh to Siegburg | 4,024.12 mi (6,476.20 km) |
| Pittsburgh to Siegen | 4,053.19 mi (6,522.98 km) |
| Pittsburgh to Sigmaringen | 4,191.80 mi (6,746.05 km) |
| Pittsburgh to Simbach am Inn | 4,336.82 mi (6,979.44 km) |
| Pittsburgh to Simmerath | 3,994.85 mi (6,429.08 km) |
| Pittsburgh to Sindelfingen | 4,162.25 mi (6,698.50 km) |
| Pittsburgh to Sinsheim | 4,139.74 mi (6,662.27 km) |
| Pittsburgh to Sinzheim | 4,127.18 mi (6,642.05 km) |
| Pittsburgh to Sinzig | 4,033.93 mi (6,491.98 km) |
| Pittsburgh to Soest | 4,035.26 mi (6,494.12 km) |
| Pittsburgh to Solingen | 4,008.15 mi (6,450.50 km) |
| Pittsburgh to Soltau | 4,056.14 mi (6,527.72 km) |
| Pittsburgh to Sommerda | 4,163.23 mi (6,700.07 km) |
| Pittsburgh to Sondershausen | 4,146.95 mi (6,673.87 km) |
