| Rockford to Atlanta (Georgia) | 638.88 mi (1,028.18 km) |
| Rockford to Washington (District of Columbia) | 672.62 mi (1,082.48 km) |
| Rockford to Baltimore (Maryland) | 681.82 mi (1,097.29 km) |
| Rockford to Philadelphia (Pennsylvania) | 740.52 mi (1,191.75 km) |
| Rockford to Dallas (Texas) | 777.62 mi (1,251.46 km) |
| Rockford to Brooklyn (New York) | 789.47 mi (1,270.53 km) |
| Rockford to New York (New York) | 790.05 mi (1,271.46 km) |
| Rockford to Queens (New York) | 795.71 mi (1,280.57 km) |
| Rockford to Denver (Colorado) | 840.93 mi (1,353.35 km) |
| Rockford to Boston (Massachusetts) | 917.23 mi (1,476.14 km) |
| Rockford to Houston (Texas) | 930.78 mi (1,497.95 km) |
| Rockford to Tampa (Florida) | 1,053.34 mi (1,695.18 km) |
| Rockford to Chicago (Illinois) | 76.45 mi (123.04 km) |
| Rockford to Miami (Florida) | 1,244.41 mi (2,002.68 km) |
| Rockford to Phoenix (Arizona) | 1,385.24 mi (2,229.33 km) |
| Rockford to Las Vegas (Nevada) | 1,455.90 mi (2,343.04 km) |
| Rockford to Riverside (California) | 1,634.93 mi (2,631.16 km) |
| Rockford to Seattle (Washington) | 1,654.73 mi (2,663.02 km) |
| Rockford to San Diego (California) | 1,659.65 mi (2,670.94 km) |
| Rockford to Portland (Oregon) | 1,674.95 mi (2,695.58 km) |
| Rockford to Los Angeles (California) | 1,679.98 mi (2,703.67 km) |
| Rockford to San Francisco (California) | 1,782.04 mi (2,867.92 km) |
| Rockford to St. Louis (Missouri) | 257.95 mi (415.13 km) |
| Rockford to Minneapolis (Minnesota) | 281.23 mi (452.59 km) |
| Rockford to Detroit (Michigan) | 304.61 mi (490.23 km) |
