| Houston to Reidsville (North Carolina) | 1,014.64 mi (1,632.91 km) |
| Houston to Reisterstown (Maryland) | 1,245.83 mi (2,004.97 km) |
| Houston to Rendon (Texas) | 221.69 mi (356.77 km) |
| Houston to Reno (Nevada) | 1,538.21 mi (2,475.51 km) |
| Houston to Renton (Washington) | 1,877.05 mi (3,020.83 km) |
| Houston to Republic (Missouri) | 520.63 mi (837.87 km) |
| Houston to Reston (Virginia) | 1,204.76 mi (1,938.88 km) |
| Houston to Revere (Massachusetts) | 1,607.96 mi (2,587.76 km) |
| Houston to Rexburg (Idaho) | 1,323.24 mi (2,129.55 km) |
| Houston to Reynoldsburg (Ohio) | 999.87 mi (1,609.13 km) |
| Houston to Rialto (California) | 1,321.23 mi (2,126.31 km) |
| Houston to Richardson (Texas) | 233.48 mi (375.75 km) |
| Houston to Richfield (Minnesota) | 1,048.93 mi (1,688.10 km) |
| Houston to Richfield (Wisconsin) | 1,009.61 mi (1,624.80 km) |
| Houston to Richland (Washington) | 1,717.22 mi (2,763.60 km) |
