To save up to 60% on this flight, we recommend booking at least 48 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Dublin to Portsmouth, New Hampshire from £396 1-2 weeks out and tickets from £564 for flights departing within the next 72 hours.
The best pricing can be found in the month of February. Prices to Portsmouth, New Hampshire from Dublin average £404. You can even find prices in February for less than £404, as users have found deals to Portsmouth, New Hampshire from as low as £228. The month of July appears to be one of the more expensive times to travel to Portsmouth, New Hampshire from Dublin. Flying in the targeted month can save you up to 61%.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Dublin to Portsmouth, New Hampshire as you normally would.
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