21km
England Scotland wales northern Ireland and republic of Ireland
The distance between Pittsburgh, Pennsylvania and Dublin, Ireland, is 3,433 miles or 5,524 kilometers "as the crow flies."
England, Scotland, and Ireland
Presumably Ireland or Scotland.
The North Channel separates Scotland and Northern Ireland.
Scotland has a land border with just one other country, which is England. The Province of Northern Ireland is a short distance across the Irish sea. A little further away are the Republic of Ireland and Wales, further away still, to the north and north east are Iceland and Norway. To the east of Scotland lie the Benelux countries, and Denmark.
England, Scotland, Wales and Northern Ireland
A nonstop flight from Glasgow in Scotland to Dublin, Ireland is approximately 1 hour in duration. The distance is 3,602 miles.
Ireland and Scotland are in the same time zone.
Ireland is an island. Scotland borders England to the North
Scotland has a land border with England and is only a short distance from Northern Ireland across the Irish sea. The Republic of Ireland, Wales, Iceland, Denmark and Norway are all within fairly easy reach of Scotland.