| Chicago Heights to Sestu | 4,794.85 mi (7,716.57 km) |
| Chicago Heights to Settimo Torinese | 4,502.50 mi (7,246.07 km) |
| Chicago Heights to Seveso | 4,536.73 mi (7,301.17 km) |
| Chicago Heights to Sezze | 4,866.03 mi (7,831.11 km) |
| Chicago Heights to Siano | 4,962.12 mi (7,985.76 km) |
| Chicago Heights to Siena | 4,718.96 mi (7,594.44 km) |
| Chicago Heights to Signa | 4,690.34 mi (7,548.37 km) |
| Chicago Heights to Silea | 4,659.50 mi (7,498.74 km) |
| Chicago Heights to Silvi Paese | 4,862.61 mi (7,825.62 km) |
| Chicago Heights to Sinalunga | 4,739.30 mi (7,627.16 km) |
| Chicago Heights to Siniscola | 4,766.88 mi (7,671.56 km) |
| Chicago Heights to Sinnai | 4,799.44 mi (7,723.96 km) |
| Chicago Heights to Siracusa | 5,153.05 mi (8,293.03 km) |
| Chicago Heights to Solaro | 4,535.76 mi (7,299.59 km) |
| Chicago Heights to Soliera | 4,643.90 mi (7,473.63 km) |
