| Chicago Heights to Santarem | 4,005.31 mi (6,445.92 km) |
| Chicago Heights to Santiago do Cacem | 4,046.99 mi (6,513.00 km) |
| Chicago Heights to Santo Andre | 4,043.48 mi (6,507.35 km) |
| Chicago Heights to Santo Tirso | 3,944.26 mi (6,347.68 km) |
| Chicago Heights to Sao Bras de Alportel | 4,116.12 mi (6,624.26 km) |
| Chicago Heights to Sao Felix da Marinha | 3,947.13 mi (6,352.30 km) |
| Chicago Heights to Sao Joao da Madeira | 3,957.83 mi (6,369.52 km) |
| Chicago Heights to Sao Joao de Ver | 3,953.09 mi (6,361.89 km) |
| Chicago Heights to Sao Mamede de Infesta | 3,942.64 mi (6,345.07 km) |
| Chicago Heights to Sao Pedro do Sul | 3,982.06 mi (6,408.51 km) |
| Chicago Heights to Satao | 3,997.84 mi (6,433.90 km) |
| Chicago Heights to Seia | 4,009.86 mi (6,453.24 km) |
| Chicago Heights to Senhora da Hora | 3,940.78 mi (6,342.08 km) |
| Chicago Heights to Serpa | 4,101.06 mi (6,600.03 km) |
| Chicago Heights to Serta | 4,012.93 mi (6,458.19 km) |
