- Must visit
Mary Rose Museum
World-class museum housing Henry VIII's raised flagship. See the preserved Tudor warship and immersive galleries on life aboard.
Flights from Dublin to Portsmouth depart on average 108 times per day, taking around 2h 39m. Cheap flight tickets for this journey start at €18 if you book in advance.
There are 60 flights per day. The earliest flight runs at 00:55, the last at 23:30. The fastest flight covers the 280 miles (451 km) distance in 1h 15m. October is the cheapest month to fly.
Distance 280 miles (451 km) |
Average flight duration 2h 39m |
Cheapest ticket price €18 |
Flights per day 108 |
Direct flights 60 |
Fastest flight 1h 15m |
First flight 12:55 AM |
Last flight 11:30 PM |
Cheapest Month Oct |
Cheapest Day Tue |
High Season Oct - Dec |
Low Season Jan - Mar |
Best time to book 5 days |
Use these quick route answers to check fares, travel time, departure options, and direct services before booking from Dublin to Portsmouth.
Review the details behind your booking, from operators and ticket rules to luggage, onboard amenities, accessibility, and route-specific travel policies.
Discover the best of Portsmouth — top attractions, local food, transport tips, budget advice, and currency essentials. Plan your perfect Portsmouth trip today.
World-class museum housing Henry VIII's raised flagship. See the preserved Tudor warship and immersive galleries on life aboard.
Museum dedicated to HMS Victory and Nelson's navy. Learn about the Battle of Trafalgar and life in the age of sail.
Historic ironclad from 1860 that changed naval warfare. Explore decks, engine spaces and displays in the Historic Dockyard.
Historic harbourfront quarter with cobbled lanes, old pubs, sea walls and major naval attractions. Ideal for first-time visitors on foot.
Atmospheric old quarter with narrow streets, Georgian houses and waterfront views. Great for history, churches and a quieter local feel.
Lively seafront district known for beach walks, gardens, castle and independent venues. A classic area for promenade views and relaxation.
A Portsmouth classic of battered cod or haddock with chips, tied to the city’s long naval and seafaring tradition and best eaten fresh by the waterfront.
Fresh crab landed on the south coast, often served simply in sandwiches or salads. It reflects Portsmouth’s harbour access and strong seafood culture.
Portsmouth sits by rich oyster waters, and oysters are a traditional local treat served raw or dressed, prized for their fresh, briny flavour.
Refined fine dining in Southsea known for modern British tasting menus, polished service, and a special-occasion atmosphere.
Lively Southsea venue famous for fresh seafood and shellfish, offering a casual setting popular with locals and visitors.
Historic waterside pub in Old Portsmouth serving cask ales and classic British dishes with harbour views and traditional character.
Moderate for the UK. Hotels often cost less than London, while dining and local transit are mid-range for a coastal city.
Tipping is optional. In restaurants, 10-12.5% is common if service is not included. Round up taxi fares. Cafes usually do not expect tips, but small change is appreciated.
Get destination-focused answers for the end of your trip, including what to do, when to go, practical entry details, and tips for making the most of your time in Portsmouth.
Find answers to the most common questions about traveling from Dublin to Portsmouth by flight. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest flight, the cheapest option, or tips for making the most of your visit at Portsmouth, this guide helps you travel smarter and with confidence.

Most Dublin to Portsmouth flights use the Dublin Airport to airport pair. Use this guide to compare Dublin and Portsmouth airports on this route, check city-centre transport, alongside checking practicalities like airport facilities and services.
Dublin Airport is 3 km from Dublin city centre. Public transport options include:
Dublin Airport has practical services for this route, including Wifi, Shopping, Parking, ATM, Taxis, Accessibility, WC, Shower, Lounge, and Lost and Found Office.
Free Wi-Fi available throughout the airport. ATMs are located in both terminals.
Lost and found is available at the station.
Available at Dublin Airport: Parking, Taxis, WC.
Accessibility facilities are available at Dublin Airport: Ramps, assistance.
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