| Northolt to Redon | 279.86 mi (450.39 km) |
| Northolt to Reims | 249.98 mi (402.30 km) |
| Northolt to Rennes | 244.19 mi (392.99 km) |
| Northolt to Revel | 569.63 mi (916.74 km) |
| Northolt to Reze | 305.69 mi (491.96 km) |
| Northolt to Riedisheim | 433.99 mi (698.44 km) |
| Northolt to Rillieux-la-Pape | 462.58 mi (744.45 km) |
| Northolt to Riom | 421.49 mi (678.33 km) |
| Northolt to Riorges | 429.83 mi (691.74 km) |
| Northolt to Ris-Orangis | 234.91 mi (378.05 km) |
| Northolt to Rive-de-Gier | 473.97 mi (762.79 km) |
| Northolt to Rivesaltes | 625.18 mi (1,006.13 km) |
| Northolt to Rixheim | 435.31 mi (700.57 km) |
| Northolt to Roanne | 430.81 mi (693.32 km) |
| Northolt to Roche-la-Moliere | 473.66 mi (762.27 km) |
