| Chicago to Ratingen | 4,219.63 mi (6,790.84 km) |
| Chicago to Ratzeburg | 4,268.58 mi (6,869.62 km) |
| Chicago to Raubling | 4,550.73 mi (7,323.69 km) |
| Chicago to Rauenberg | 4,364.66 mi (7,024.23 km) |
| Chicago to Raunheim | 4,326.51 mi (6,962.84 km) |
| Chicago to Ravensburg | 4,456.98 mi (7,172.82 km) |
| Chicago to Recke | 4,211.98 mi (6,778.53 km) |
| Chicago to Recklinghausen | 4,220.60 mi (6,792.40 km) |
| Chicago to Regen | 4,540.21 mi (7,306.77 km) |
| Chicago to Regensburg | 4,499.80 mi (7,241.72 km) |
| Chicago to Regenstauf | 4,497.11 mi (7,237.39 km) |
| Chicago to Rehau | 4,447.63 mi (7,157.77 km) |
| Chicago to Rehburg-Loccum | 4,261.98 mi (6,858.99 km) |
| Chicago to Rehlingen-Siersburg | 4,284.63 mi (6,895.44 km) |
| Chicago to Reichelsheim | 4,352.51 mi (7,004.68 km) |
