| Chicago Heights to Redondela | 3,906.14 mi (6,286.32 km) |
| Chicago Heights to Reinosa | 4,081.12 mi (6,567.93 km) |
| Chicago Heights to Requena | 4,342.21 mi (6,988.12 km) |
| Chicago Heights to Reus | 4,377.14 mi (7,044.33 km) |
| Chicago Heights to Rianxo | 3,885.23 mi (6,252.67 km) |
| Chicago Heights to Ribadeo | 3,935.62 mi (6,333.76 km) |
| Chicago Heights to Rincon de la Victoria | 4,300.53 mi (6,921.03 km) |
| Chicago Heights to Ripoll | 4,384.37 mi (7,055.96 km) |
| Chicago Heights to Ripollet | 4,409.67 mi (7,096.68 km) |
| Chicago Heights to Rojales | 4,412.16 mi (7,100.68 km) |
| Chicago Heights to Ronda | 4,258.66 mi (6,853.66 km) |
| Chicago Heights to Roquetas de Mar | 4,376.13 mi (7,042.70 km) |
| Chicago Heights to Rosas | 4,424.06 mi (7,119.84 km) |
| Chicago Heights to Rubi | 4,404.41 mi (7,088.21 km) |
| Chicago Heights to Rute | 4,274.29 mi (6,878.80 km) |
