Travelling from most locations, it is best to book your flight to Dublin during the month of January for the best deal, although there are other times of the year which offer great deals as well.
On average, from most locations, when planning your trip to Dublin, try to book your flight in the region of 49 days in advance for the cheapest prices.
Most of our users find that booking their departure to Dublin on a Wednesday is the cheapest. Conversely, departing on a Friday seems to be the most expensive.
Typically, cheap prices to Dublin are most often found for morning flights. Cheap prices are less likely for afternoon flights.