| McKeesport to Sestu | 4,498.28 mi (7,239.28 km) |
| McKeesport to Settimo Torinese | 4,230.91 mi (6,808.99 km) |
| McKeesport to Seveso | 4,270.97 mi (6,873.47 km) |
| McKeesport to Sezze | 4,589.49 mi (7,386.07 km) |
| McKeesport to Siano | 4,686.59 mi (7,542.34 km) |
| McKeesport to Siena | 4,446.75 mi (7,156.35 km) |
| McKeesport to Signa | 4,419.84 mi (7,113.05 km) |
| McKeesport to Silea | 4,401.37 mi (7,083.32 km) |
| McKeesport to Silvi Paese | 4,593.74 mi (7,392.91 km) |
| McKeesport to Sinalunga | 4,467.58 mi (7,189.88 km) |
| McKeesport to Siniscola | 4,477.59 mi (7,205.99 km) |
| McKeesport to Sinnai | 4,503.16 mi (7,247.13 km) |
| McKeesport to Siracusa | 4,862.66 mi (7,825.69 km) |
| McKeesport to Solaro | 4,269.72 mi (6,871.45 km) |
| McKeesport to Soliera | 4,377.75 mi (7,045.31 km) |
