| Welwyn Garden City to Aleksandrow Lodzki | 830.34 mi (1,336.31 km) |
| Welwyn Garden City to Andrychow | 860.41 mi (1,384.69 km) |
| Welwyn Garden City to Augustow | 973.16 mi (1,566.16 km) |
| Welwyn Garden City to Banino | 789.51 mi (1,270.59 km) |
| Welwyn Garden City to Barlinek | 652.82 mi (1,050.61 km) |
| Welwyn Garden City to Bartoszyce | 885.07 mi (1,424.38 km) |
| Welwyn Garden City to Bedzin | 842.00 mi (1,355.07 km) |
| Welwyn Garden City to Belchatow | 837.73 mi (1,348.20 km) |
| Welwyn Garden City to Biala Podlaska | 989.19 mi (1,591.95 km) |
| Welwyn Garden City to Bialogard | 689.34 mi (1,109.38 km) |
| Welwyn Garden City to Bialy Kamien | 712.60 mi (1,146.81 km) |
| Welwyn Garden City to Bialystok | 982.19 mi (1,580.68 km) |
| Welwyn Garden City to Bielawa | 729.29 mi (1,173.68 km) |
| Welwyn Garden City to Bielsk Podlaski | 986.57 mi (1,587.73 km) |
| Welwyn Garden City to Bielsko-Biala | 848.36 mi (1,365.31 km) |
