- Must visit
National Museum of Ireland – Archaeology
National museum on archaeology with Irish bog bodies, prehistoric gold and key artefacts that illuminate early Irish life.
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Journey information
Overview: Portsmouth to Dublin flight
United Kingdom
Ireland
Flights from Portsmouth to Dublin depart on average 88 times per day, taking around 1h 23m. Cheap flight tickets for this journey start at £21 if you book in advance.
There are 54 flights per day. The earliest flight runs at 00:55, the last at 23:15. The fastest flight covers the 451 km distance in 1h 15m. August is the cheapest month to fly.
Fares are the lowest economy prices found on Omio. Early booking often means lower prices. Prices change daily and are subject to availability. Discount cards, coach trips, and booking fees are not included.
Price information
Distance 451 km |
Average flight duration 1h 23m |
Cheapest ticket price £21 |
Flights per day 88 |
Direct flights 54 |
Fastest flight 1h 15m |
First flight 0:55 |
Last flight 23:15 |
Cheapest Month Aug |
Cheapest Day Wed |
High Season Apr - Jun |
Low Season Oct - Dec |
Best time to book 42 days |
Fares are the lowest economy prices found on Omio. Early booking often means lower prices. Prices change daily and are subject to availability. Discount cards, coach trips, and booking fees are not included.
Price information
The cheapest and fastest flights from Portsmouth to Dublin
Showing times, prices and bookable tickets for 30 Aug
Cheapest price on 30 Aug
£19
Average ticket price on 30 Aug
£38
Fastest journey on 30 Aug
1 h 20 m
Average journey duration on 30 Aug
1 h 25 m
Flights on 30 Aug
4
Distance
451 km
Cheap tickets
The best way to find a cheap flight ticket from Portsmouth to Dublin is to book your journey as far in advance as possible and to avoid travelling at rush hour.
The average ticket from Portsmouth to Dublin will cost around £38 if you buy it on the day, but you can find cheap flight tickets today for only £19.
Fast flights
On Sun 30 Aug, we found 4 flights from Portsmouth to Dublin, including 4 direct services.
These direct flights cover the 451 km distance in an average of 1 h 25 m but if you time it right, some flights will get you there in just 1 h 20 m .
The slowest flights will take 1 h 40 m and usually involve a change or two along the way, but you might be able to save a few pennies if you’re on a budget.
5:351h20Portsmouth6:55Dublin£191One-way0 changes- 8:001h20Portsmouth9:20Dublin£191One-way0 changes
- 6:301h20Portsmouth7:50Dublin£321One-way0 changes
9:301h40Portsmouth11:10Dublin£811One-way0 changes
- 6:301h20Portsmouth7:50Dublin£321One-way0 changes
- 5:351h20Portsmouth6:55Dublin£191One-way0 changes
- 8:001h20Portsmouth9:20Dublin£191One-way0 changes
- 9:301h40Portsmouth11:10Dublin£811One-way0 changes
Live departures
Portsmouth to Dublin flight times
The table below shows live departures for Portsmouth to Dublin flights for today, Saturday 29 August. You can also manually refresh the results below to see updated flight journeys.
Last updated at
| Provider | Departs | Duration | Arrives | Changes | Tickets |
|---|---|---|---|---|---|
| 16:20 Portsmouth | 1h35 | 17:55 Dublin | 0 changesdirect | |
| 19:00 Portsmouth | 1h35 | 20:35 Dublin | 0 changesdirect | |
| 21:30 Portsmouth | 1h25 | 22:55 Dublin | 0 changesdirect | |
| Sunday 30 August | |||||
| 5:35 Portsmouth | 1h20 | 6:55 Dublin | 0 changesdirect | |
| 6:30 Portsmouth | 1h20 | 7:50 Dublin | 0 changesdirect | |
| 8:00 Portsmouth | 1h20 | 9:20 Dublin | 0 changesdirect | |
| 9:30 Portsmouth | 1h40 | 11:10 Dublin | 0 changesdirect | |
This is the last flight of the day. | |||||
Find all the dates and times for this journey
Compare prices and tickets Portsmouth to Dublin by flight
Compare flight prices over the next three weeks. See the best deals at a glance, find the lowest fares, and choose the option that fits your budget.
Sun
30 Aug
30 Aug
Mon
31 Aug
31 Aug
Tue
01 Sept
01 Sept
Wed
02 Sept
02 Sept
Thu
03 Sept
03 Sept
Fri
04 Sept
04 Sept
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05 Sept
05 Sept
Why should you book Portsmouth to Dublin flights with Omio?
Ryanair as well as Aer Lingus or British Airways offer flights services from Portsmouth to Dublin.
Omio is an official ticket reseller for all your travel options from Portsmouth to Dublin.
Why book with Omio vs Ryanair?
- Compare with other providers: On Omio, you can not only buy tickets for Ryanair, but also compare tickets for the likes of Aer Lingus or British Airways to find the best option for your trip from Portsmouth to Dublin.
- Designed for International Travelers: Omio is in your language including 24/7 customer service and offers multiple payment options, including PayPal, credit cards, and bank transfer, in your preferred currency.
Why book with Omio over Edreams, Kayak or Skyscanner?
- Compare with other providers: On Omio, you can also compare tickets for the likes of Aer Lingus or British Airways to find the best option for your trip from Portsmouth to Dublin.
Airlines: Ryanair, Aer Lingus, British Airways from Portsmouth to DublinFind the best flights between Portsmouth to Dublin with Omio's travel partners Ryanair, Aer Lingus, British Airways from £21. We can find you the best deals, schedules and tickets when comparing and booking the best trip.
British Airways
About
British Airways (BA) is the United Kingdom’s flag carrier airline with headquarters in London near its main hub at London Heathrow Airport (LHR). BA is the second largest UK-based airline in terms of fleet size and number of passengers carried. Known as a full-service global airline, British Airways offers year-round low fares to destinations worldwide and flies to and from centrally-located airports. Its extensive global route network includes more than 170 destinations in nearly 80 countries throughout Europe, North America, South America, Asia, Africa and Australia. syn p British Airways (BA) is the flag carrier airline of the United Kingdom with its headquarters in London near its main hub at London Heathrow Airport (LHR). Known as a full-service global airline, BA offers low fares year-round to destinations around the globe and flies to and from centrally-located airports. Its extensive global route network includes more than 170 destinations in nearly 80 countries throughout Europe, North America, South America, Asia, Africa and Australia. BA is also the second largest airline based in the UK in terms of its fleet size and number of passengers carried.
Luggage & cancellation policy
Average British Airways Duration
1h 20m
Cheapest British Airways Price
£134
British Airways frequency
11 a day
Luggage included
Economy Basic includes 1 cabin bag (max 23kg, 56x45x25cm) plus 1 personal item (40x30x15cm)
Additional luggage
Additional checked bags can be purchased, with prices varying by route and fare class
Cancellation Policy
Cancellation policy depends on ticket type - Basic tickets non-refundable, Flexible tickets can be cancelled for a full refund
Pregnant on board
Travel permitted until end of 36th week for single pregnancies, end of 32nd week for multiple pregnancies. Medical clearance required after 28th weeks
Unaccompagned minor
Young flyers aged 5-11 can travel alone using British Airways' Skyflyer Solo service. Service must be booked in advance and is available on most routes
Amenities on board the airplane
Wifi
Food sold onboard
USB plugs
Accessibility
British Airways provides assistance for passengers with reduced mobility, including wheelchair assistance and special assistance through airports.
Pets
Pets travel in the hold except assistance dogs. Advance booking required. Only cats and dogs accepted on most routes
Entertaiment on board
Aer Lingus
About
Aer Lingus is Ireland's national airline, established in 1936. It operates over 100 routes, connecting Europe and North America from its main hub at Dublin Airport, as well as from Cork, Shannon, and Knock. A member of the International Airlines Group (IAG), Aer Lingus is recognized as a 4-star airline by Skytrax. The airline is known for its Irish hospitality and offers a range of services, including its AerClub loyalty program. Aer Lingus utilizes a modern fleet of Airbus aircraft, including the A321neoLR, for efficiency, comfort, and safety.
Luggage & cancellation policy
Average Aer Lingus Duration
1h 25m
Cheapest Aer Lingus Price
£86
Luggage included
1 small bag (25x33x20cm) and 1 cabin bag (55x40x24cm)
Additional luggage
23kg checked bag can be purchased
Cancellation Policy
Free cancellation within 24 hours of booking if flight is more than 7 days away. After that, fees apply based on fare type.
Pregnant on board
Up to end of 36th week (32nd week for multiple pregnancies). Medical certificate required if complications
Unaccompagned minor
Young flyer service available for ages 5-11. Must be booked at least 72 hours before departure
Amenities on board the airplane
Wifi
USB plugs
Accessibility
Aer Lingus provides wheelchair assistance and special assistance for passengers with reduced mobility
Pets
Small dogs and cats allowed in cabin (6kg including carrier) and cargo hold (32kg including container)
Entertaiment on board
Ryanair
About
Ryanair is one of Europe’s largest and most popular low-cost airlines, headquartered in Ireland. It offers affordable flights to destinations across the continent, often operating to smaller or secondary airports outside major cities to keep fares low. All Ryanair tickets include an allowance for one small personal bag, with additional fees for cabin baggage and checked luggage. Known for its extensive network and budget-friendly fares, Ryanair makes it easy to travel quickly and affordably to popular European destinations.
Luggage & cancellation policy
Average Ryanair Duration
1h 15m
Cheapest Ryanair Price
£21
Luggage included
One small personal bag (40x20x25cm)
Additional luggage
10kg bag (55x40x20cm) or 20kg checked bag available for purchase
Cancellation Policy
Non-refundable tickets. Flight changes possible with fee plus fare difference. Free changes within 24h of booking
Pregnant on board
Up to 28th week of pregnancy can fly freely. Between 28-36 weeks, medical certificate required. Not allowed after 36 weeks
Unaccompagned minor
Unaccompanied minor service available for ages 5-12, €60 per flight. Must be booked at least 7 days before departure
Amenities on board the airplane
Accessibility
Ryanair provides assistance for passengers with reduced mobility, must be booked at least 48 hours before flight
Complete guide to Dublin
Things to do in Dublin
Discover the best of Dublin — top attractions, local food, transport tips, budget advice, and currency essentials. Plan your perfect Dublin trip today.
- Must visit
National Gallery of Ireland
Major art gallery with Irish and European works, rotating exhibitions and a manageable layout in the city centre.
- Recommended
GPO Museum
Engaging museum in the GPO covering the 1916 Rising and modern Irish history through immersive displays and original spaces.
- Must visit
Temple Bar
Lively cultural quarter of cobbled lanes, street music, independent shops and busy public spaces near the River Liffey.
- Must visit
St Stephen's Green
Grand Georgian park with formal paths, lake views and easy access to museums, shopping streets and elegant city architecture.
- Recommended
Merrion Square
Historic Georgian square with colourful doorways and a calm residential feel, ideal for a short architectural walk.
- Gluten-free
Bacon and Cabbage
A hearty bacon joint simmered and served with buttery cabbage and potatoes; a long-standing Dublin and Irish home-cooking staple.
- Gluten-free
Irish Stew
Slow-cooked lamb or mutton with potatoes, onions and carrots. It is one of Ireland’s best-known traditional comfort dishes.
- Vegetarian
Barmbrack
A dense fruit loaf made with tea-soaked dried fruit and spices, often served sliced with butter. Popular in Irish cafés and homes.
Chapter One
Elegant dining room for modern Irish cuisine with tasting menus and careful presentation, suited to a special meal.
The Winding Stair
Well-known city-centre restaurant serving polished Irish cooking with seafood, meat and seasonal produce in a smart but relaxed room.
The Palace Bar Oyster Bar
Long-established oyster bar and seafood venue famous for shellfish, chowder and stout in a bustling traditional atmosphere.
Euro (€)
Dublin is pricier than many European cities, with higher hotel rates, restaurant prices and public transport costs, especially in central tourist areas.
Average meal costs
- Budget
- €8-15 for fast food or casual takeaway.
- Mid-range
- €20-35 per person for a restaurant meal.
- Fine dining
- €70+ per person for upscale restaurants.
- Coffee
- €3-4.50 for a cappuccino.
Tipping culture
Tipping is appreciated but not mandatory. In restaurants, 10% is common for good service if not included. Round up taxi fares; cafés usually do not expect tips.
TFI Live
Get the appOfficial public transport app
Prices
- Single ticket
- €2.00
- Day pass
- €9.10
To the city centre
Dublin Airport -> O'Connell Street, Dublin
- Distance
- 10 km
- Travel time
- 20 min
- Use a TFI Leap Card for lower fares and automatic fare capping across Dublin Bus, Luas, DART and commuter rail.
- Contactless payment is available on some TFI Local Link services, but Dublin city public transport commonly uses TFI Leap Card or pre-purchased tickets rather than bank card tap-on.
FAQs: Portsmouth to Dublin flights
Find answers to the most common questions about traveling from Portsmouth to Dublin 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 Dublin, this guide helps you travel smarter and with confidence.
Cheap plane tickets from Portsmouth to Dublin can start from as little as £21 when you book in advance. The average flight ticket price for Portsmouth to Dublin is £59; however, prices vary depending on the time of day and class and they tend to be more expensive on the day.
The average journey time by plane from Portsmouth to Dublin is 1h 15m to travel the 451 km long route. Journey times can vary on weekends and holidays, so use our Journey Planner to search for a specific date.
The earliest flight from Portsmouth to Dublin leaves at 0:55. Plan your trip with the Journey Planner from Omio.
The latest flight from Portsmouth to Dublin leaves at 23:15.
Yes, there are 54 direct flights a day from Portsmouth to Dublin with British Airways. Schedules can vary on holidays or weekends with fewer direct flights.
When taking a flight from Portsmouth to Dublin, you can count on Ryanair, Aer Lingus, British Airways for the best way to get you to Dublin. You can also check all possible airlines who offer a service between Portsmouth and Dublin and compare the amenities they offer before buying a plane ticket.
Flights from Portsmouth to Dublin generally leave from London Heathrow Airport and arrive in Dublin Airport .London Heathrow Airport is 23 km away from Portsmouth city centre and Dublin Airport is 3 km from Dublin city centre.
The cheapest month for a flight from Portsmouth to Dublin is August.
Yes, you can take a flight between Portsmouth and Dublin.
Since neither Portsmouth nor Dublin are in the Schengen Area, passport requirements depend on the specific immigration rules of United Kingdom and Ireland. Entry and visa requirements can be subject to change. For the latest information, check with your destination's embassy or consulate.
There is no time difference between Portsmouth and Dublin .
For international flights we recommend to arrive 2.5 to 3 hours before departure. Please check the website of your departure airport if in doubt. Some airports may offer booking time slots for security checks or offer additional information on when to get there based on time of day.
Most airlines permit carry-on bags that fit within specific dimensions (e.g., 22 x 14 x 9 inches or 56 x 36 x 23 cm), including handles and wheels. Bags must fit in the overhead bin or under the seat in front of you.
Many airlines impose weight limits, commonly ranging between 7 kg (15 lbs) and 12 kg (26 lbs). Typically, passengers are allowed one carry-on bag and one personal item (for example a purse, laptop bag, or backpack). Personal items must fit under the seat in front of you. Budget Airlines (like Ryanair or Wizz Air) have stricter size and weight limits, often requiring fees for larger carry-ons. Full-Service Airlines have more lenient policies, sometimes including more spacious dimensions or higher weight limits depending on your ticket class.
The list of items prohibited on an airplane varies by country and airline, but in general, the following items are not allowed in carry-on or checked baggage: Weapons and self-defence items, sharp objects, flammable materials, explosives, toxic substances, or liquids over 100ml (except for medications and baby essentials). In checked baggage, firearms (without authorization), explosives, large lithium batteries, and hazardous chemicals are prohibited. Electronic cigarettes must be in carry-on bags, while alcohol and dry ice have restrictions. Always check with your airline for specific regulations.
popular airports
Important Stations and Airports in Portsmouth and Dublin
Most Portsmouth to Dublin flights use the London Heathrow Airport to Dublin Airport airport pair. Use this guide to compare Portsmouth and Dublin airports on this route, check city-centre transport, alongside checking practicalities like airport facilities and services.
Departure airports in Portsmouth
Arrival airports in Dublin
Which Dublin airport do flights from Portsmouth arrive at?
Flights from Portsmouth to Dublin arrive at Dublin Airport. Dublin Airport is 4 km from Dublin city centre.
Dublin Airport (DUB)Dublin Airport, Collinstown, Dublin, Ireland
City-centre transport
Getting to Dublin Airport from Dublin city centre
Dublin Airport is 3 km from Dublin city centre. Public transport options include:
Bus702 · 11m · £9 · every ~2 min
Dublin Express · 17m · £2 · every ~8 min
41 · 36m · £3 · every ~7 min
38m · £7 · every ~6 min
19, 24 · 1h 6m · £3 · every ~13 min
Dublin Airport airport facilities and services
Dublin Airport has practical services for this route, including Wifi, Shopping, Parking, ATM, Taxis, Accessibility, WC, Shower, Lounge and Lost and Found Office.
Wi-Fi and ATMs
Free Wi-Fi available throughout the airport. ATMs are located in both terminals.
Luggage and lost property
Lost and found is available at the station.
Parking, taxis and toilets
Available at Dublin Airport: Parking, Taxis, WC.
Accessibility
Accessibility facilities are available at Dublin Airport: Ramps, assistance.
Most popular flights from Portsmouth
More options for your journey from Portsmouth to Dublin
Here are some other resources that might have the information you need
Most popular flights to and from Dublin and Portsmouth
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