Normally just under 3 hours.
Yes. There are regular train services from Dublin to Cork all day long.
Depending on traffic, you could go from Dublin city to Cork city in as little as two and a half hours.
According to the Irish Tourist Board, the distance between Dublin and Cork City is 160 miles or about 257km however the distance to COUNTY Cork from Dublin is 125 miles. By car, you would be driving for the best part of hours. New and higher quality roads, by-passing a lot of the towns on the way, are opening which quicken the journey.
You would need to get at least 2 trains, one from Newry to Dublin and one from Dublin to Cork. They are at different stations, so you would have to travel from one to the other on arriving in Dublin, which you can also do by rail. The whole journey from Newry to Cork could take between 5 and 6 hours, depending on the times you travel and the connections for the departure times.
2.5 to 3 hrs.
No. Cork and Belfast are a long way from each other. Belfast is mainly in county Antrim, but part of it is in county Down. If you look at the map at the link below, you will see Antrim and Down in the top right, and Cork at the bottom.
The Eurostar goes from Paris to London, it doesn't go to Dublin.
The train journey from Belfast to Dublin takes approximately 2 hours. It's a scenic route that offers beautiful views of the Irish countryside.
Usually 4 hours depending on traffic. Hope this helped :)
There is no rail line between Cavan and Dublin. You would make the journey by other methods, like bus or car. Lots of buses go between Cavan and Dublin. Cavan town is about 71 miles or 116 kilometres from Dublin. Depending on traffic, to drive from Dublin city to Cavan town, it could be up to 2 hours. If you are going to another part of county Cavan, it could be longer or shorter.
there are nlo trains from NY to Ireland, look at a world map
About 2 hours will get you there, though the train to Belfast is about 2 hours in total, as it is further north.