Cheap flights from New Hampshire to Dublin from $314

In general, November is the cheapest month to fly from New Hampshire to Dublin. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. If you’re not able to fly to Dublin in November, then July is your next best option. Flight prices from New Hampshire to Dublin during July average around $0.

The cheapest day to depart from New Hampshire to Dublin is on a Tuesday. Travelers who choose to depart for Dublin on a Tuesday will often find tickets for as low as $578. Flights from New Hampshire to Dublin on a Friday will generally be more expensive and average around $648. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

In the evening is the cheapest time of day to fly from New Hampshire to Dublin when you can find flight prices for as low as $573. Flying to Dublin in the evening is an ideal time because this is during off-peak travel hours. Flights in the afternoon are often more expensive with an average ticket price of $640.

You are more likely to see cheaper flights to Dublin from New Hampshire when booking weeks ahead of your departure date. In general, you can expect to find flights to Dublin for around $504 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dublin from New Hampshire for as low as $455 on momondo.

The number of flights available between New Hampshire and Dublin is 121 per week as of May 2026. The most frequent departure day is Mon, with 15% of weekly flights leaving on this day.

Average flight duration from New Hampshire to Dublin depends on which airport you fly into and out of. Flying from Manchester to Dublin is 10h 03m on average, while flying from Lebanon to Dublin is 16h 23m on average. Dublin is the most popular airport in Dublin.