| Letchworth to Redon | 310.14 mi (499.12 km) |
| Letchworth to Reims | 264.76 mi (426.10 km) |
| Letchworth to Rennes | 274.55 mi (441.85 km) |
| Letchworth to Revel | 597.65 mi (961.82 km) |
| Letchworth to Reze | 336.08 mi (540.87 km) |
| Letchworth to Riedisheim | 446.68 mi (718.86 km) |
| Letchworth to Rillieux-la-Pape | 484.69 mi (780.04 km) |
| Letchworth to Riom | 446.80 mi (719.06 km) |
| Letchworth to Riorges | 453.27 mi (729.46 km) |
| Letchworth to Ris-Orangis | 257.61 mi (414.59 km) |
| Letchworth to Rive-de-Gier | 496.99 mi (799.83 km) |
| Letchworth to Rivesaltes | 652.49 mi (1,050.08 km) |
| Letchworth to Rixheim | 447.93 mi (720.87 km) |
| Letchworth to Roanne | 454.20 mi (730.96 km) |
| Letchworth to Roche-la-Moliere | 497.30 mi (800.33 km) |
