| Watford to Wodzislaw Slaski | 828.03 mi (1,332.58 km) |
| Watford to Wolomin | 918.52 mi (1,478.22 km) |
| Watford to Wolow | 730.92 mi (1,176.30 km) |
| Watford to Wolsztyn | 703.40 mi (1,132.01 km) |
| Watford to Wroclaw | 750.70 mi (1,208.14 km) |
| Watford to Wronki | 712.93 mi (1,147.35 km) |
| Watford to Wrzesnia | 764.35 mi (1,230.10 km) |
| Watford to Wschowa | 713.74 mi (1,148.65 km) |
| Watford to Wysokie Mazowieckie | 968.06 mi (1,557.95 km) |
| Watford to Wyszkow | 925.75 mi (1,489.85 km) |
| Watford to Zabki | 913.29 mi (1,469.80 km) |
| Watford to Zabkowice Slaskie | 748.41 mi (1,204.45 km) |
| Watford to Zabrze | 836.86 mi (1,346.80 km) |
| Watford to Zagan | 672.50 mi (1,082.29 km) |
| Watford to Zakopane | 906.17 mi (1,458.34 km) |
