To get from Dublin Airport to the Dublin city centre, you have several options. Your choices vary by cost and time, so you can base your decision on which of those matters most to you. Below is a list of the options along with details of each one:
If you plan to do some driving in Ireland (and you should!), car hire at Dublin Airport is a good option for you. However, if you are only planning to be in the city during your trip, there is no need for a car.
Buses from Dublin Airport to the Dublin city centre are an economical way to get to your final destination. There are a number of companies that offer bus and coach transfers, so you never have to wait long.
Dublin airport taxis are a good way to get from one place to the other if you are in a hurry, on an expense account with your work, or don’t mind paying more for the convenience of getting a door-to-door service.
The train from Dublin Airport to the Dublin city centre is still in the planning stages. The project has been delayed and postponed a number of times, but there may be an airport train sometime in the future.