Cheap flights from Portsmouth to Dublin from £357
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Not happy with the results? Try some of our useful filters
Search by stops
- Nonstop
- Up to 1 stop
- Up to 2 stops
Search by carrier
Search by price
Search by departure date
How much do flights to Dublin cost?
Getting from Dublin airport to the city center
Fastest options: Aircoach and Dublin Express coaches. Best value: Dublin Bus routes 16 and 41.
Transport Option | Typical time | Typical cost | Frequency | Best for |
|---|---|---|---|---|
25-45 min | €8 – €12; single fare; return tickets available | every 15–30 min (traffic dependent) | direct to city center hotels | |
25-40 min | €7 – €10; single fare; discounts for online booking | every 15–30 min (traffic dependent) | O'Connell Street and Heuston | |
40-60 min | €2 – €4; Leap Card or contactless payment | every 10–20 min (traffic dependent) | budget travelers | |
25-50 min | €25 – €40; metered; varies by traffic and destination | on-demand 24/7 (traffic dependent) | door-to-door convenience | |
25-50 min | €20 – €45; surge pricing may apply | on-demand 24/7 (traffic dependent) | app-based booking | |
25-45 min | €45 – €80; pre-booked; fixed price | pre-booked (traffic dependent) | groups and families | |
25-50 min | €35 – €80; per day; varies by provider | on-demand (traffic dependent) | exploring beyond Dublin |
Notes:
- Prices in EUR; table created in 2025 and subject to change.
- Leap Card offers discounted fares on Dublin Bus and other public transport services.
- Express coaches operate 24/7 with reduced frequency during night hours.
- Taxi ranks are located outside both Terminal 1 and Terminal 2.
- We recommend checking official transport websites for your travel planning.
Updated: December 2025
Key info about flying to Dublin
Check-in for a flight from Portsmouth to Dublin
| Name | Carrier code | IATA Code | Passport needed during booking |
|---|---|---|---|
| BREEZE | MX | No | |
| Aer Lingus | EIN | EI | No |
| JetBlue Airways | JBU | B6 | No |
| Allegiant Air | AAY | G4 | No |
| Air Canada | ACA | AC | Yes |
Online check-in is not available for these airlines.
Weather in Dublin
Average Weather
| Month | Average monthly max temperature | Average monthly min temperature |
| January | 7°C | 3°C |
| February | 8°C | 3°C |
| March | 9°C | 3°C |
| April | 11°C | 5°C |
| May | 13°C | 7°C |
| June | 16°C | 10°C |
| July | 18°C | 12°C |
| August | 17°C | 12°C |
| September | 16°C | 10°C |
| October | 13°C | 8°C |
| November | 10°C | 6°C |
| December | 8°C | 4°C |
14 day forecast
Frequently asked questions
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