|Boston - Dublin||326 USD|
|New York - Dublin||330 USD|
|Philadelphia - Dublin||330 USD|
|Newark - Dublin||346 USD|
|Washington - Dublin||359 USD|
In general, when booking your flight to Ireland, January is the cheapest month on average.
Most flyers found that booking flight tickets 60 days in advance of their planned departure date is, on average, the best time to get cheap flights to Ireland.
From most locations, the cheapest day to fly to Ireland is Wednesday. Most users found that departing on a Saturday was most expensive.
On average you can find the best deals on plane tickets to Ireland when looking for flights with noon departure times.