One of the consistently solid strategies for finding a good airfare: Travel in the shoulder or off-season, usually fall or winter.
Here’s such a round-trip fare, this one from
It is subject to availability, and you must stay over at least a Saturday night. Travel is Mondays-Thursdays from Oct. 29 until March 31. Info:
Info: Aer Lingus, (800) 474-7424.