| Watford to Afsin | 2,016.53 mi (3,245.29 km) |
| Watford to Afyonkarahisar | 1,730.61 mi (2,785.15 km) |
| Watford to Aglasun | 1,781.67 mi (2,867.31 km) |
| Watford to Agri | 2,214.09 mi (3,563.24 km) |
| Watford to Ahlat | 2,230.62 mi (3,589.84 km) |
| Watford to Ahmetli | 1,637.12 mi (2,634.69 km) |
| Watford to Akcaabat | 2,012.16 mi (3,238.25 km) |
| Watford to Akcadag | 2,056.48 mi (3,309.59 km) |
| Watford to Akcakale | 2,170.23 mi (3,492.65 km) |
| Watford to Akcakoca | 1,653.19 mi (2,660.55 km) |
| Watford to Akdagmadeni | 1,912.07 mi (3,077.18 km) |
| Watford to Akhisar | 1,614.57 mi (2,598.40 km) |
| Watford to Akkus | 1,913.29 mi (3,079.14 km) |
| Watford to Aksaray | 1,890.90 mi (3,043.11 km) |
| Watford to Aksehir | 1,784.51 mi (2,871.89 km) |
