In general, when booking your flight to Ireland, March is the cheapest month on average.
In general, most flyers find the cheapest time to book a flight to Ireland is about 60 days prior.
Most of our users find that booking their departure to Ireland on a Tuesday is the cheapest. Conversely, departing on a Saturday seems to be the most expensive.
Our data shows that the cheapest Ireland flights are usually those with midday departure times. morning flights are often costlier.