| Belfast to Trim | 79.98 mi (128.72 km) |
| Belfast to Tuam | 140.05 mi (225.38 km) |
| Belfast to Tullamore | 111.88 mi (180.06 km) |
| Belfast to Waterford | 169.02 mi (272.01 km) |
| Belfast to Wexford | 157.80 mi (253.96 km) |
| Belfast to Wicklow | 111.91 mi (180.10 km) |
| Belfast to Abano Terme | 1,008.56 mi (1,623.12 km) |
| Belfast to Abbiategrasso | 912.26 mi (1,468.14 km) |
| Belfast to Acate | 1,550.09 mi (2,494.62 km) |
| Belfast to Acerra | 1,323.88 mi (2,130.57 km) |
| Belfast to Aci Castello | 1,539.07 mi (2,476.90 km) |
| Belfast to Aci Catena | 1,536.13 mi (2,472.17 km) |
| Belfast to Aci Sant'Antonio | 1,535.63 mi (2,471.36 km) |
| Belfast to Acireale | 1,536.18 mi (2,472.24 km) |
| Belfast to Acquaviva delle Fonti | 1,408.07 mi (2,266.08 km) |
