| Knightdale to Sestu | 4,602.99 mi (7,407.79 km) |
| Knightdale to Settimo Torinese | 4,362.64 mi (7,020.98 km) |
| Knightdale to Seveso | 4,407.88 mi (7,093.80 km) |
| Knightdale to Sezze | 4,713.96 mi (7,586.38 km) |
| Knightdale to Siano | 4,811.39 mi (7,743.18 km) |
| Knightdale to Siena | 4,576.35 mi (7,364.93 km) |
| Knightdale to Signa | 4,551.27 mi (7,324.56 km) |
| Knightdale to Silea | 4,544.33 mi (7,313.39 km) |
| Knightdale to Silvi Paese | 4,725.50 mi (7,604.96 km) |
| Knightdale to Sinalunga | 4,597.52 mi (7,398.99 km) |
| Knightdale to Siniscola | 4,590.07 mi (7,387.00 km) |
| Knightdale to Sinnai | 4,608.14 mi (7,416.08 km) |
| Knightdale to Siracusa | 4,971.42 mi (8,000.73 km) |
| Knightdale to Solaro | 4,406.39 mi (7,091.40 km) |
| Knightdale to Soliera | 4,513.54 mi (7,263.85 km) |
