The quickest way would be to fly. You could use other methods, like road, rail and sea.
The closest city to Dublin is Kilkenny (Ireland) - 62 miles (100 km) Next closest is Belfast (UK) - 88 miles (140 km)
Yes
As the "Common Travel Area" is in place, you do not need a passport to go to Dublin from the UK. When flying between the UK and Ireland it is best to ask your airline what form of ID will be accepted.
A passport is not needed to travel between the UK and Ireland.
Dublin in Ireland is not part of the UK, but there is a Dublin in Suffolk in England.
Belfast is the Capital city of Northern Ireland, which is part of the United Kingdom (UK). Dublin is the capital of the Republic of Ireland, which is not part of the United Kingdom.
Dublin Pembroke - UK Parliament constituency - was created in 1918.
Dublin Pembroke - UK Parliament constituency - ended in 1922.
Dublin County - UK Parliament constituency - ended in 1885.
Dublin County - UK Parliament constituency - was created in 1801.
Dublin Clontarf - UK Parliament constituency - was created in 1918.
Dublin Clontarf - UK Parliament constituency - ended in 1922.