| Donegal to Tuam | 84.23 mi (135.56 km) |
| Donegal to Tullamore | 99.01 mi (159.34 km) |
| Donegal to Waterford | 170.48 mi (274.36 km) |
| Donegal to Wexford | 174.07 mi (280.14 km) |
| Donegal to Wicklow | 143.48 mi (230.90 km) |
| Donegal to Abano Terme | 1,086.09 mi (1,747.89 km) |
| Donegal to Abbiategrasso | 985.39 mi (1,585.83 km) |
| Donegal to Acate | 1,618.24 mi (2,604.30 km) |
| Donegal to Acerra | 1,397.43 mi (2,248.95 km) |
| Donegal to Aci Castello | 1,608.95 mi (2,589.35 km) |
| Donegal to Aci Catena | 1,606.05 mi (2,584.69 km) |
| Donegal to Aci Sant'Antonio | 1,605.53 mi (2,583.84 km) |
| Donegal to Acireale | 1,606.17 mi (2,584.88 km) |
| Donegal to Acquaviva delle Fonti | 1,484.77 mi (2,389.51 km) |
| Donegal to Acqui Terme | 1,007.75 mi (1,621.82 km) |
