| Houston to Redon | 4,872.60 mi (7,841.70 km) |
| Houston to Reims | 5,079.78 mi (8,175.11 km) |
| Houston to Rennes | 4,877.21 mi (7,849.11 km) |
| Houston to Revel | 5,174.58 mi (8,327.67 km) |
| Houston to Reze | 4,907.34 mi (7,897.61 km) |
| Houston to Riedisheim | 5,263.58 mi (8,470.92 km) |
| Houston to Rillieux-la-Pape | 5,225.23 mi (8,409.19 km) |
| Houston to Riom | 5,146.76 mi (8,282.92 km) |
| Houston to Riorges | 5,181.64 mi (8,339.05 km) |
| Houston to Ris-Orangis | 5,032.60 mi (8,099.19 km) |
| Houston to Rive-de-Gier | 5,222.75 mi (8,405.21 km) |
| Houston to Rivesaltes | 5,235.40 mi (8,425.57 km) |
| Houston to Rixheim | 5,265.09 mi (8,473.34 km) |
| Houston to Roanne | 5,183.04 mi (8,341.30 km) |
| Houston to Roche-la-Moliere | 5,213.30 mi (8,390.00 km) |
