| Monaghan to Redon | 502.66 mi (808.95 km) |
| Monaghan to Reims | 582.21 mi (936.97 km) |
| Monaghan to Rennes | 481.44 mi (774.81 km) |
| Monaghan to Revel | 848.28 mi (1,365.17 km) |
| Monaghan to Reze | 541.39 mi (871.28 km) |
| Monaghan to Riedisheim | 766.04 mi (1,232.82 km) |
| Monaghan to Rillieux-la-Pape | 783.08 mi (1,260.25 km) |
| Monaghan to Riom | 728.67 mi (1,172.68 km) |
| Monaghan to Riorges | 746.00 mi (1,200.57 km) |
| Monaghan to Ris-Orangis | 558.38 mi (898.63 km) |
| Monaghan to Rive-de-Gier | 791.03 mi (1,273.04 km) |
| Monaghan to Rivesaltes | 910.24 mi (1,464.89 km) |
| Monaghan to Rixheim | 767.34 mi (1,234.91 km) |
| Monaghan to Roanne | 747.15 mi (1,202.42 km) |
| Monaghan to Roche-la-Moliere | 788.07 mi (1,268.27 km) |
