| Welwyn Garden City to Redon | 299.21 mi (481.54 km) |
| Welwyn Garden City to Reims | 255.57 mi (411.30 km) |
| Welwyn Garden City to Rennes | 263.46 mi (424.00 km) |
| Welwyn Garden City to Revel | 585.69 mi (942.58 km) |
| Welwyn Garden City to Reze | 324.74 mi (522.62 km) |
| Welwyn Garden City to Riedisheim | 438.23 mi (705.27 km) |
| Welwyn Garden City to Rillieux-la-Pape | 473.70 mi (762.35 km) |
| Welwyn Garden City to Riom | 435.17 mi (700.34 km) |
| Welwyn Garden City to Riorges | 441.99 mi (711.31 km) |
| Welwyn Garden City to Ris-Orangis | 246.43 mi (396.58 km) |
| Welwyn Garden City to Rive-de-Gier | 485.81 mi (781.83 km) |
| Welwyn Garden City to Rivesaltes | 640.60 mi (1,030.94 km) |
| Welwyn Garden City to Rixheim | 439.50 mi (707.31 km) |
| Welwyn Garden City to Roanne | 442.93 mi (712.82 km) |
| Welwyn Garden City to Roche-la-Moliere | 485.99 mi (782.12 km) |
