| Watford to Pyrzyce | 650.96 mi (1,047.61 km) |
| Watford to Pyskowice | 828.63 mi (1,333.55 km) |
| Watford to Raciborz | 817.25 mi (1,315.24 km) |
| Watford to Radom | 923.20 mi (1,485.75 km) |
| Watford to Radomsko | 854.52 mi (1,375.22 km) |
| Watford to Radzionkow Nowy | 840.05 mi (1,351.94 km) |
| Watford to Radzymin | 915.28 mi (1,473.01 km) |
| Watford to Radzyn Podlaski | 981.29 mi (1,579.24 km) |
| Watford to Rawa Mazowiecka | 881.11 mi (1,418.02 km) |
| Watford to Rawicz | 738.22 mi (1,188.05 km) |
| Watford to Reda | 800.83 mi (1,288.81 km) |
| Watford to Rogozno | 738.66 mi (1,188.76 km) |
| Watford to Ropczyce | 962.84 mi (1,549.55 km) |
| Watford to Ruda Slaska | 840.76 mi (1,353.07 km) |
| Watford to Rumia | 802.40 mi (1,291.34 km) |
