| Watford to Wiener Neudorf | 781.82 mi (1,258.22 km) |
| Watford to Wiener Neustadt | 787.10 mi (1,266.72 km) |
| Watford to Wolfsberg | 761.48 mi (1,225.48 km) |
| Watford to Worgl | 627.29 mi (1,009.53 km) |
| Watford to Zell am See | 662.19 mi (1,065.69 km) |
| Watford to Zwettl | 719.31 mi (1,157.63 km) |
| Watford to Aalst | 197.86 mi (318.43 km) |
| Watford to Aarschot | 230.45 mi (370.87 km) |
| Watford to Aartselaar | 209.12 mi (336.54 km) |
| Watford to Alken | 252.31 mi (406.05 km) |
| Watford to Amay | 259.40 mi (417.47 km) |
| Watford to Andenne | 251.89 mi (405.38 km) |
| Watford to Anderlecht | 212.23 mi (341.55 km) |
| Watford to Anderlues | 220.22 mi (354.40 km) |
| Watford to Ans | 265.27 mi (426.92 km) |
