A bit over 2 hours if you fly directly.
2hr 10min Dublin (DUB) to Oslo (OSL) by a nonstop flight operated by SAS - Scandinavian Airlines System.
The flight time from Oslo, Norway to London Heathrow Airport is about 1 hour, 27 minutes.
From Dublin in Ireland to Manchester in England the flight time is about 50 minutes.
flight time from dublin to agadir
The flight time from Dublin, Ireland to Hamburg, Germany is about 1 hour, 20 minutes.
The average flight time is 2 hours, 18 minutes.
The flight from Dublin to Naples is between 3 and 3 1/2 hours
You would fly east from Dublin to Manchester airport. The flight time is less than an hour.
Flight time from Atlanta to Dublin is 15 hours 35 minutes.
The flight time from Dublin, Ireland to Lima, Peru is about 12 hours, 14 minutes.
The flight time is 12 hours, 37 minutes.
The flight time from John F. Kennedy International Airport to Oslo, Norway is: 7 hours, 52 minutes