West
Southeast
Ireland is further north than all of the United States, except Alaska. Ireland would be in roughly a west northwest direction from the lower 48.
North
You would travel south southeast.
No you can't. Ireland is an island. It is on the other side of the Atlantic Ocean to the US. It is over 2,800 miles away. To get to Ireland from the US you would have to travel by sea or air.
up and east
It depends on where in the US you are flying from. If you are flying from Detroit you would fly in a SSE direction. From Miami you would go ESE.
Mostly north.
South!
It depends where you live.
East
South southeast.