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Journey information
Overview: Dublin to Portsmouth flight
Ireland
United Kingdom
Flights from Dublin to Portsmouth depart on average 107 times per day, taking around 2h 34m. Cheap flight tickets for this journey start at €20 if you book in advance.
There are 59 flights per day. The earliest flight runs at 00:55, the last at 23:30. The fastest flight covers the 451 km distance in 1h 15m. October 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 2h 34m |
Cheapest ticket price €20 |
Flights per day 107 |
Direct flights 59 |
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 |
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 Dublin to Portsmouth
Showing times, prices and bookable tickets for Sep 20
Cheapest price on Sep 20
€86
Average ticket price on Sep 20
€86
Fastest journey on Sep 20
1 h 25 m
Average journey duration on Sep 20
1 h 25 m
Flights on Sep 20
1
Distance
451 km
Cheap tickets
The best way to find a cheap flight ticket from Dublin to Portsmouth is to book your journey as far in advance as possible and to avoid traveling at rush hour.
The average ticket from Dublin to Portsmouth will cost around €86 if you buy it on the day, but the cheapest tickets can be found for only €86.
Fast flights
On Sun, Sep 20, we found 1 flights from Dublin to Portsmouth, including 1 direct services.
On Sun, Sep 20 the 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 25 m .
On Sun, Sep 20 the longest flights will take 1 h 25 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.
6:40 AM1h25Dublin8:05 AMPortsmouth€861One-way0 transfers
- 6:40 AM1h25Dublin8:05 AMPortsmouth€861One-way0 transfers
Live departures
Dublin to Portsmouth flight times
The table below shows live departures for Dublin to Portsmouth flights for today, Saturday, September 19. You can also manually refresh the results below to see updated flight journeys.
Last updated at
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
 | 7:40 PM Dublin | 1h25 | 9:05 PM Portsmouth | 0 transfersDirect | |
| Sunday, September 20 | |||||
| 6:40 AM Dublin | 1h25 | 8:05 AM Portsmouth | 0 transfersDirect | |
This is the last flight of the day. | |||||
Find all the dates and times for this journey
Compare prices and tickets Dublin to Portsmouth 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.
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Why should you book Dublin to Portsmouth flights with Omio?
Aer Lingus as well as British Airways offer flights services from Dublin to Portsmouth.
Omio is an official ticket reseller for all your travel options from Dublin to Portsmouth.
Why book with Omio vs Aer Lingus?
- Compare with other providers: On Omio, you can not only buy tickets for Aer Lingus, but also compare tickets for the likes of British Airways to find the best option for your trip from Dublin to Portsmouth.
- 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 Skyscanner, Edreams or Kayak?
- Compare with other providers: On Omio, you can also compare tickets for the likes of British Airways to find the best option for your trip from Dublin to Portsmouth.
Airlines: Indigo Airlines, Swiss, Eurowings, BA Cityflyer, Lufthansa City Airlines, KLM, Qatar Airways, Lufthansa, Aer Lingus, Air Baltic from Dublin to PortsmouthFind the best flights between Dublin to Portsmouth with Omio's travel partners Indigo Airlines, Swiss, Eurowings, BA Cityflyer, Lufthansa City Airlines, KLM, Qatar Airways, Lufthansa, Aer Lingus, Air Baltic from €20. We can find you the best deals, schedules and tickets when comparing and booking the best trip.
Indigo Airlines
About
IndiGo, officially InterGlobe Aviation Limited, is an Indian low-cost airline headquartered in Gurugram. Founded in 2005, it commenced operations in August 2006 and has rapidly grown to become India's largest airline by passengers carried and fleet size. IndiGo operates on a philosophy of affordable fares, on-time flights, and a courteous, hassle-free travel experience across its extensive domestic and international network. The airline primarily utilizes a fleet of Airbus A320 family aircraft, known for its fuel efficiency. IndiGo is recognized for its industry-leading on-time performance and has received numerous awards, including \Best Low-Cost Airline in India & South Asia\" by Skytrax multiple times."
Luggage & cancellation policy
Average Indigo Airlines Duration
20h 55m
Cheapest Indigo Airlines Price
€514
Indigo Airlines frequency
4 a day
Luggage included
One cabin bag (55x35x25 cm) and one personal item (35x30x20 cm)
Additional luggage
Up to 20kg checked baggage can be purchased
Cancellation Policy
Refunds available based on fare type, cancellation charges apply as per time before departure
Pregnant on board
Pregnant women can travel up to 32 weeks with medical certificate dated within 7 days of travel
Unaccompagned minor
Children between 5-12 years can travel unaccompanied with additional service fee. Not available on international flights
Amenities on board the airplane
Wifi
Food sold onboard
USB plugs
Accessibility
Assistance available for passengers with reduced mobility, wheelchair assistance provided with prior notice
Pets
Small pets allowed in cabin, max 7kg including carrier
Entertaiment on board
Swiss
About
Swiss is Switzerland’s leading airline, offering Economy and Business Class fares for your next trip.
Luggage & cancellation policy
Average Swiss Duration
3h 55m
Cheapest Swiss Price
€95
Swiss frequency
4 a day
Luggage included
1 carry-on bag (8 kg max) and 1 personal item included in Economy Classic and above.
Additional luggage
Additional bags can be purchased, prices vary by route and timing of purchase.
Cancellation Policy
Refund depends on fare type - Economy Light non-refundable, Economy Classic/Business partially refundable with fee.
Pregnant on board
Travel permitted until end of 36th week for single pregnancies, end of 32nd week for multiple pregnancies. Medical certificate required after 28th week.
Unaccompagned minor
Unaccompanied minor service available for children aged 5-11 (mandatory) and 12-17 (optional). Service fee applies.
Amenities on board the airplane
Wifi
Food sold onboard
USB plugs
Accessibility
Swiss provides assistance for passengers with reduced mobility. Wheelchair assistance available upon request.
Pets
Small pets in cabin (up to 8 kg including container), larger animals in hold. Advance booking required.
Entertaiment on board
Qatar Airways
About
Qatar Airways is the national airline of Qatar, headquartered in Doha and based at Hamad International Airport. Established in 1993 and re-launched in 1997, it has grown into one of the Middle East's largest network airlines, operating an extensive network of international services across Europe, the Middle East, Africa, Asia Pacific, and the Americas. The airline offers passenger and air cargo transportation, along with services like corporate travel, online check-in, and in-flight entertainment. Qatar Airways is a member of the Oneworld alliance and operates a modern fleet of over 200 aircraft. It has received numerous accolades, including \World's Best Airline\" multiple times."
Luggage & cancellation policy
Average Qatar Airways Duration
14h 10m
Cheapest Qatar Airways Price
€1056
Qatar Airways frequency
5 a day
Luggage included
Economy Classic includes 25kg checked baggage and 7kg hand baggage (50x37x25cm)
Additional luggage
Additional baggage can be purchased online or at the airport. Fees vary by route.
Cancellation Policy
Refunds depend on fare type. Most flexible fares offer full refund, while restricted fares may be non-refundable.
Pregnant on board
Pregnant passengers can travel up to 28th week without medical certificate. Between 29-36 weeks, medical certificate required. Not allowed after 36 weeks.
Unaccompagned minor
Unaccompanied minor service available for children aged 5-15. Service must be booked in advance. Children under 5 cannot travel alone.
Amenities on board the airplane
Wifi
Food sold onboard
USB plugs
Accessibility
Qatar Airways provides wheelchair assistance and special services for passengers with reduced mobility. Assistance must be requested at least 48 hours before flight.
Pets
Small pets allowed in cabin (max 6kg including carrier) on select routes. Larger animals travel as cargo.
Entertaiment on board
Lufthansa
About
Lufthansa is Germany’s largest airline and one of the leading carriers in Europe, connecting travelers to destinations worldwide from its main hubs in Frankfurt and Munich. Its modern fleet offers a wide choice of travel experiences, from Economy Class with affordable fares and onboard entertainment to Premium Economy, Business Class, and First Class with extra comfort, fine dining, and exclusive lounge access.
Luggage & cancellation policy
Average Lufthansa Duration
3h 30m
Cheapest Lufthansa Price
€139
Lufthansa frequency
12 a day
Luggage included
1 carry-on bag (8 kg) and 1 personal item included in Economy Class
Additional luggage
Additional bags can be purchased, prices vary by route and fare type
Cancellation Policy
Refunds depend on fare type; most flexible fares offer full refund, basic fares are non-refundable
Pregnant on board
Lufthansa allows travel up to end of 36th week for single pregnancies, 32nd week for multiple pregnancies. Medical certificate required after 28th week
Unaccompagned minor
Unaccompanied minor service available for children aged 5-11 (mandatory) and 12-17 (optional). Service fee applies
Amenities on board the airplane
Wifi
Food sold onboard
USB plugs
Accessibility
Lufthansa provides wheelchair service and special assistance for passengers with reduced mobility
Pets
Small dogs and cats allowed in cabin or cargo hold, fees apply. Service animals travel free of charge
Entertaiment on board
Eurowings
About
Eurowings is a German low-cost airline that offers affordable flights across Europe and to select long-haul destinations. As part of the Lufthansa Group, Eurowings connects major European cities as well as holiday destinations with a modern fleet. Passengers can choose from different fare options ranging from basic economy with great value to more flexible tickets that include extra comfort, priority boarding, and additional services. With onboard amenities such as snacks, drinks, and WiFi available on many routes, Eurowings is a convenient choice for budget-conscious travelers.
Luggage & cancellation policy
Average Eurowings Duration
3h 5m
Cheapest Eurowings Price
€175
Eurowings frequency
1 a day
Luggage included
1 small bag (40x30x20cm) included
Additional luggage
Additional cabin bag (55x40x23cm) and checked baggage available for purchase
Cancellation Policy
Free cancellation within 24h of booking if flight is more than 7 days away. After that, cancellation fees apply based on fare type
Pregnant on board
Pregnant women can fly until the end of 36th week (32nd week for multiple pregnancies). Medical certificate required after 28th week
Unaccompagned minor
Children aged 5-11 can travel as UM with mandatory assistance. Ages 12-17 optional assistance. Service must be booked in advance
Amenities on board the airplane
Wifi
USB plugs
Accessibility
Assistance available for passengers with reduced mobility, must be requested at least 48h before departure
Pets
Small pets in cabin, max 8kg including carrier. Must be booked in advance
Entertaiment on board
BA Cityflyer
About
BA Cityflyer is a British regional airline and a wholly-owned subsidiary of British Airways, operating under BA's branding and flight numbers. Its main base is London City Airport, from which it operates a network of domestic and European routes. The airline primarily uses a fleet of Embraer 190 aircraft, which are suited for London City's short runway and steep approach. While focusing on the financial market, BA Cityflyer has expanded into leisure destinations. Unlike mainline British Airways flights, BA Cityflyer offers a complimentary bar service in economy class on its London City services.
Luggage & cancellation policy
Average BA Cityflyer Duration
1h 25m
Cheapest BA Cityflyer Price
€68
BA Cityflyer frequency
4 a day
Luggage included
1 cabin bag (40x30x15cm) + 1 personal item
Additional luggage
23kg checked baggage can be purchased
Cancellation Policy
Full refund available up to 24 hours after booking if travel is more than 3 weeks away
Pregnant on board
Up to end of 36th week for single pregnancy, end of 32nd week for multiple pregnancy. Medical certificate required after 28th week
Unaccompagned minor
Available for ages 5-11, must be booked at least 72 hours before departure
Amenities on board the airplane
Wifi
USB plugs
Accessibility
BA CityFlyer provides assistance for passengers with reduced mobility. Pre-notification is required.
Pets
Small pets in cabin, max 6kg including carrier
Entertaiment on board
KLM
About
KLM Royal Dutch Airlines is the flag carrier of the Netherlands and the world’s oldest airline still operating under its original name. Based in Amsterdam Schiphol Airport, KLM connects travelers to destinations across Europe, Asia, Africa, and the Americas. Its modern fleet offers comfort for every type of journey—from affordable Economy fares with in-flight entertainment and WiFi to Premium Comfort and Business Class with extra space, dining, and lounge access. With a reputation for excellent service and global connectivity, KLM is a trusted choice for international travel.
Luggage & cancellation policy
Average KLM Duration
2h 35m
Cheapest KLM Price
€120
KLM frequency
28 a day
Luggage included
1 carry-on bag (max 55x35x25 cm) and 1 personal item (max 40x30x20 cm)
Additional luggage
Checked baggage can be purchased, max 23kg per piece
Cancellation Policy
For Light fares: no refund. For Standard/Flex fares: cancellation possible with fee, partial refund available
Pregnant on board
Pregnant women can fly until 36th week (32nd for multiple pregnancies). Medical certificate required after 28th week
Unaccompagned minor
KLM accepts unaccompanied minors aged 5-17. Service must be booked in advance. Fee applies. Not available on codeshare flights
Amenities on board the airplane
Wifi
USB plugs
Accessibility
KLM provides assistance for passengers with reduced mobility, including wheelchair assistance and special assistance during boarding and disembarking
Pets
Small pets in cabin (max 8kg including carrier), larger animals in hold
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 20m
Cheapest Aer Lingus Price
€61
Aer Lingus frequency
24 a day
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
Air Baltic
About
AirBaltic is the flag carrier of Latvia and a leading hybrid airline in the Baltics, combining aspects of traditional network and low-cost carriers. Founded in 1995, it operates a modern fleet of Airbus A220-300 aircraft, connecting the Baltics from hubs in Riga, Tallinn, Vilnius, and Tampere to over 70 destinations across Europe, the Middle East, North Africa, and the Caucasus. The company is majority-owned by the Latvian state. AirBaltic is recognized for its commitment to passenger experience, having received awards for cabin service and being among the world's safest airlines. In a pioneering move, AirBaltic became the first European airline to offer free high-speed SpaceX Starlink internet on its flights in February 2025.
Luggage & cancellation policy
Average Air Baltic Duration
4h 0m
Cheapest Air Baltic Price
€203
Air Baltic frequency
1 a day
Luggage included
1 cabin bag (55x40x23 cm) max 8kg
Additional luggage
Checked baggage up to 23kg can be purchased
Cancellation Policy
Refundable tickets available with Premium fare, Basic tickets non-refundable but changeable for fee
Pregnant on board
Until week 36, medical certificate required after week 28
Unaccompagned minor
Available for children aged 5-17, must be booked at least 48h in advance, service fee applies
Amenities on board the airplane
Wifi
USB plugs
Accessibility
Assistance available for passengers with reduced mobility, must be requested at least 48h before departure
Pets
Small pets in cabin, max 8kg including carrier, must be booked in advance
Entertaiment on board
Lufthansa City Airlines
Luggage & cancellation policy
Average Lufthansa City Airlines Duration
4h 15m
Cheapest Lufthansa City Airlines Price
€174
Lufthansa City Airlines frequency
3 a day
FAQs: Dublin to Portsmouth Flight
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.
Cheap plane tickets from Dublin to Portsmouth can start from as little as €20 when you book in advance. The average flight ticket price for Dublin to Portsmouth is €237; 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 Dublin to Portsmouth 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 Dublin to Portsmouth leaves at 12:55 AM. Plan your trip with the Journey Planner from Omio.
The latest flight from Dublin to Portsmouth leaves at 11:30 PM.
Yes, there are 59 direct flights a day from Dublin to Portsmouth with BA Cityflyer, Aer Lingus, British Airways, Buzz, Ryanair. Schedules can vary on holidays or weekends with fewer direct flights.
When taking a flight from Dublin to Portsmouth, you can count on Indigo Airlines, Swiss, Eurowings, BA Cityflyer, Lufthansa City Airlines, KLM, Qatar Airways, Lufthansa, Aer Lingus, Air Baltic, Loganair, Helvetic Airways, British Airways, Buzz, Ryanair for the best way to get you to Portsmouth. You can also check all possible airlines who offer a service between Dublin and Portsmouth and compare the amenities they offer before buying a plane ticket.
Flights from Dublin to Portsmouth generally leave from Dublin Airport and arrive in London Heathrow Airport .Dublin Airport is 3 km away from Dublin city centre and London Heathrow Airport is 23 km from Portsmouth city centre.
The cheapest month for a flight from Dublin to Portsmouth is October.
Yes, you can take a flight between Dublin and Portsmouth.
Since neither Dublin nor Portsmouth are in the Schengen Area, passport requirements depend on the specific immigration rules of Ireland and United Kingdom. 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 Dublin and Portsmouth .
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
Popular airports from Dublin to Portsmouth
Most Dublin to Portsmouth flights use the Dublin Airport to London Heathrow Airport 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.
Departure airports in Dublin
Arrival airports in Portsmouth
Which Dublin airport do flights to Portsmouth leave from?
Flights from Dublin to Portsmouth depart from Dublin Airport. The airport is 4 km from Dublin city centre at Dublin Airport, Collinstown, Dublin, Ireland.
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 · €10 · every ~2 min
Dublin Express · 17m · €2 · every ~8 min
41 · 36m · €3 · every ~7 min
38m · €8 · 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.
More options for your journey from Dublin to Portsmouth
Here are some other resources that might have the information you need
Most popular flights to and from Portsmouth and Dublin
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