| Pittsburg to Sestu | 6,257.07 mi (10,069.79 km) |
| Pittsburg to Settimo Torinese | 5,894.24 mi (9,485.86 km) |
| Pittsburg to Seveso | 5,906.17 mi (9,505.06 km) |
| Pittsburg to Sezze | 6,253.38 mi (10,063.84 km) |
| Pittsburg to Siano | 6,340.18 mi (10,203.53 km) |
| Pittsburg to Siena | 6,099.71 mi (9,816.54 km) |
| Pittsburg to Signa | 6,066.77 mi (9,763.52 km) |
| Pittsburg to Silea | 5,994.20 mi (9,646.73 km) |
| Pittsburg to Silvi Paese | 6,222.67 mi (10,014.42 km) |
| Pittsburg to Sinalunga | 6,117.04 mi (9,844.43 km) |
| Pittsburg to Siniscola | 6,205.03 mi (9,986.04 km) |
| Pittsburg to Sinnai | 6,260.43 mi (10,075.19 km) |
| Pittsburg to Siracusa | 6,574.56 mi (10,580.73 km) |
| Pittsburg to Solaro | 5,906.20 mi (9,505.11 km) |
| Pittsburg to Soliera | 6,007.90 mi (9,668.78 km) |
