| Champaign to Rancho Cordova (California) | 1,755.30 mi (2,824.88 km) |
| Champaign to Rancho Cucamonga (California) | 1,657.83 mi (2,668.01 km) |
| Champaign to Rancho Mirage (California) | 1,607.90 mi (2,587.67 km) |
| Champaign to Rancho Palos Verdes (California) | 1,709.87 mi (2,751.76 km) |
| Champaign to Rancho San Diego (California) | 1,662.94 mi (2,676.24 km) |
| Champaign to Rancho Santa Margarita (California) | 1,673.12 mi (2,692.63 km) |
| Champaign to Randallstown (Maryland) | 611.16 mi (983.57 km) |
| Champaign to Rantoul (Illinois) | 14.48 mi (23.30 km) |
| Champaign to Rapid City (South Dakota) | 812.24 mi (1,307.17 km) |
| Champaign to Ravenna (Ohio) | 375.59 mi (604.45 km) |
| Champaign to Raymondville (Texas) | 1,088.89 mi (1,752.40 km) |
| Champaign to Raymore (Missouri) | 342.05 mi (550.48 km) |
| Champaign to Raytown (Missouri) | 338.65 mi (545.01 km) |
| Champaign to Reading (Ohio) | 213.28 mi (343.25 km) |
| Champaign to Reading (Pennsylvania) | 650.99 mi (1,047.67 km) |
