| Welwyn Garden City to Grigiskes | 1,058.40 mi (1,703.33 km) |
| Welwyn Garden City to Ignalina | 1,101.57 mi (1,772.81 km) |
| Welwyn Garden City to Jonava | 1,026.54 mi (1,652.05 km) |
| Welwyn Garden City to Joniskis | 1,007.23 mi (1,620.98 km) |
| Welwyn Garden City to Jurbarkas | 966.80 mi (1,555.92 km) |
| Welwyn Garden City to Kaisiadorys | 1,032.73 mi (1,662.02 km) |
| Welwyn Garden City to Kalvarija | 982.72 mi (1,581.54 km) |
| Welwyn Garden City to Kaunas | 1,010.40 mi (1,626.09 km) |
| Welwyn Garden City to Kazlu Ruda | 994.67 mi (1,600.76 km) |
| Welwyn Garden City to Kedainiai | 1,014.96 mi (1,633.42 km) |
| Welwyn Garden City to Kelme | 976.66 mi (1,571.78 km) |
| Welwyn Garden City to Klaipeda | 909.43 mi (1,463.59 km) |
| Welwyn Garden City to Kretinga | 913.80 mi (1,470.62 km) |
| Welwyn Garden City to Kupiskis | 1,056.71 mi (1,700.61 km) |
| Welwyn Garden City to Kursenai | 978.86 mi (1,575.32 km) |
