Cheap flights from Dublin, Ireland to Portsmouth, MA
Flights starting at £337. Choose between Allegiant Air, Aer Lingus, or WestJet to find the best price.
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Tips to know when travelling to Portsmouth
Cheapest one-way trip | £337 |
---|---|
Cheapest round-trip | £723 |
Average round-trip | £1,071 |
Includes rare itinerary | |
Most popular airline | Allegiant Air |
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The most popular airlines for this route are Allegiant Air, Aer Lingus, WestJet, Virgin Atlantic Airways, and Swiss International Air Lines. Dublin and Portsmouth have 18 direct flights per week.
Check-in for a flight from Dublin to Portsmouth
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
Allegiant Air | AAY | G4 | No | Opens 24 days before flight Closes 1 hours before flight |
Aer Lingus | EIN | EI | No | Opens 48 days before flight Closes 5 hours before flight |
WestJet | WJA | WS | No | Opens 24 days before flight Closes 1 hours before flight |
Virgin Atlantic Airways | VIR | VS | Yes | 0 0 |
Swiss International Air Lines | SWR | LX | No | 0 0 |
Weather in Portsmouth
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | 0°C | -6°C |
February | 1°C | -5°C |
March | 5°C | -1°C |
April | 11°C | 3°C |
May | 17°C | 8°C |
June | 21°C | 13°C |
July | 25°C | 17°C |
August | 25°C | 17°C |
September | 21°C | 13°C |
October | 15°C | 8°C |
November | 9°C | 2°C |
December | 3°C | -1°C |
14 day forecast
Frequently asked questions
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