The flight time is 4 hours, 6 minutes.
Plane or boat.
The flight time between Dublin, Ireland to Paris, France is approximately 58 minutes.
Dublin/Sydney flight time 22 hours 40 minutes
The shortest flight i had from LA to Dublin, Ireland was 10 hours and direct.
The average travel time from Dublin, Ireland to Chicago, IL is 8 hours and 15 minutes.
Dublin airport
There is no direct ferry from London to Dublin. You can get ferries to Dublin from Holyhead or Liverpool. You would need to travel to them from London to get a ferry. The total distance, including the ferry, would be about 586 kilometres or 364 miles, though that would depend on your route.
Aschphincter says what?
7 hrs
* By plane: for example, Saturday, 30 May, Aer Lingus flight EI 672: Dublin, 15.30------Bucharest, 21.00; Price: 270 euro * By car: cca. 3 days
By plane or by boat.
Travel time to (by plane) : (21 Hours)