The best pricing can be found in the month of March. Prices to Portsmouth, New Hampshire from Dublin average £341. You can even find prices in March for less than £341, as users have found deals to Portsmouth, New Hampshire from as low as £261. 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 29%.
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.
To save up to 50% on this flight, we recommend booking at least 37 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 £385 1-2 weeks out and tickets from £501 for flights departing within the next 72 hours.
Information is based on travel restrictions from Dublin to Portsmouth Pease Intl
Most visitors from Dublin need to provide a negative COVID-19 test result and/or quarantine to enter Portsmouth Pease Intl.
COVID-19 testing requirements
Visitors from Dublin must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 1 day for RT-PCR (NAAT) and 1 day for Antigen (quick-test) before departing to Portsmouth Pease Intl.
Quarantine requirements
Visitors from Dublin are not required to quarantine after entering Portsmouth Pease Intl.
Returning to Dublin from Portsmouth Pease Intl
COVID-19 testing requirements
Visitors from Portsmouth Pease Intl are not required to present a negative COVID-19 PCR test or antigen result upon entering Dublin.
Quarantine requirements
Visitors from Portsmouth Pease Intl are not required to quarantine after entering Dublin.