| Welwyn Garden City to Sycow | 768.47 mi (1,236.73 km) |
| Welwyn Garden City to Szamotuly | 710.89 mi (1,144.07 km) |
| Welwyn Garden City to Szczecin | 627.29 mi (1,009.53 km) |
| Welwyn Garden City to Szczecinek | 716.07 mi (1,152.40 km) |
| Welwyn Garden City to Szczytno | 891.84 mi (1,435.28 km) |
| Welwyn Garden City to Szprotawa | 672.55 mi (1,082.36 km) |
| Welwyn Garden City to Sztum | 812.57 mi (1,307.70 km) |
| Welwyn Garden City to Szubin | 758.83 mi (1,221.21 km) |
| Welwyn Garden City to Szydlowiec | 902.43 mi (1,452.32 km) |
| Welwyn Garden City to Tarnobrzeg | 947.40 mi (1,524.69 km) |
| Welwyn Garden City to Tarnow | 927.75 mi (1,493.07 km) |
| Welwyn Garden City to Tarnowskie Gory | 829.09 mi (1,334.29 km) |
| Welwyn Garden City to Tczew | 803.59 mi (1,293.25 km) |
| Welwyn Garden City to Tomaszow Lubelski | 1,023.51 mi (1,647.19 km) |
| Welwyn Garden City to Tomaszow Mazowiecki | 863.63 mi (1,389.88 km) |
