What are the cheapest airlines to fly from Portsmouth to Ireland one-way?

The cheapet airlines for a one-way flight from Portsmouth to Ireland are Aer Lingus (£58), KLM (£84), and British Airways (£114).

What are the cheapest flights from Portsmouth to Ireland?

Looking at all options, your cheapest flight can be booked for £83. While the most popular route (Southampton Eastleigh - Dublin) can be booked for £97 on average our data indicates £1,025 when flying from Portsmouth to Ireland.

What are the most reliable airlines from Portsmouth to Ireland?

Consider Kenya Airways (88%), Qatar Airways (72%) or Aer Lingus (71%) when booking your flight. These represent the most reliable airlines when flying from Portsmouth to Ireland.

What are the most popular airlines that fly from Portsmouth to Ireland?

British Airways, Aer Lingus and Ryanair are the most popular airlines when flying from Portsmouth to Ireland.

How far in advance should I book a flight from Portsmouth to Ireland?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 31 days in advance, which can save you up to 145% on flights from Portsmouth to Ireland compared to booking the week you need them. Waiting 31 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at £77. For sooner than that we have options available in the next 3 days from £131.

What is the cheapest month to fly from Portsmouth to Ireland?

January can be a great time to fly to Ireland from Portsmouth with a flight ticket averaging about £73. Cheapflights users have found deals in the month of January for as cheap as £26. The most expensive prices can be found in the month of May.

Can I find deals for flights from Portsmouth to Ireland that include hotel bookings?

Yes. In addition to deals on Portsmouth to Ireland flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Portsmouth to Ireland?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portsmouth to Ireland.

Can I find deals for business class flights from Portsmouth to Ireland?

Yes. Cheapflights offers flight deals from Portsmouth to Ireland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£148+ Flights from Portsmouth to Ireland

Cheap flight deals from Portsmouth to Ireland

Find flight deals from Portsmouth to Ireland

Cheapest flights from Portsmouth to Ireland
Explore the most affordable flight options available from Portsmouth to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 November 2024.

Mon 16/1220:10SOU - DUB

Nonstop1h 40mAer Lingus

Thu 19/1207:00DUB - SOU

Nonstop1h 45mAer Lingus

Deal found 20/11£107

Mon 16/1211:50SOU - DUB

1 stop11h 40mMultiple Airlines

Thu 19/1213:55DUB - SOU

Nonstop1h 40mMultiple Airlines

Deal found 20/11£128

Sun 22/1209:30SOU - DUB

1 stop22h 35mKLM

Sun 5/105:55DUB - SOU

1 stop26h 30mKLM

Deal found 20/11£164

Fri 29/1120:10SOU - DUB

Nonstop1h 40mBritish Airways

Sat 7/1207:00DUB - SOU

Nonstop1h 45mBritish Airways

Deal found 20/11£239

Best flights from Portsmouth to Ireland
Discover carefully curated flight deals from Portsmouth to Ireland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 21 November 2024.

Mon 16/1220:10SOU - DUB

Nonstop1h 40mAer Lingus

Thu 19/1207:00DUB - SOU

Nonstop1h 45mAer Lingus

Deal found 20/11£107

Sun 5/118:05SOU - DUB

1 stop15h 45mMultiple Airlines

Sun 12/107:00DUB - SOU

Nonstop1h 45mMultiple Airlines

Deal found 20/11£108

Fri 31/109:00SOU - DUB

1 stop7h 40mKLM

Mon 3/208:50DUB - SOU

1 stop8h 00mKLM

Deal found 20/11£132

Thu 16/108:40SOU - DUB

1 stop8h 00mBritish Airways

Sun 19/107:00DUB - SOU

Nonstop1h 45mBritish Airways

Deal found 20/11£297

Direct flights from Portsmouth to Ireland
Explore direct flight options from Portsmouth to Ireland based on user searches, and compare prices and availability for your desired travel dates. Data last updated 21 November 2024.

Mon 16/1220:10SOU - DUB

Nonstop1h 40mAer Lingus

Thu 19/1207:00DUB - SOU

Nonstop1h 45mAer Lingus

Deal found 20/11£107

Sun 11/509:40SOU - DUB

Nonstop1h 40mBritish Airways

Fri 25/713:15DUB - SOU

Nonstop1h 50mBritish Airways

Deal found 20/11£343

Last-minute flights from Portsmouth to Ireland
Discover last-minute flight deals from Portsmouth to Ireland. Data last updated 21 November 2024 and is based on user searches.

Fri 29/1117:20SOU - DUB

1 stop4h 45mKLM

Sat 7/1208:50DUB - SOU

1 stop8h 00mKLM

Deal found 20/11£186

Fri 29/1120:10SOU - DUB

Nonstop1h 40mBritish Airways

Mon 2/1207:00DUB - SOU

Nonstop1h 45mBritish Airways

Deal found 20/11£239

Fri 29/1120:10SOU - DUB

Nonstop1h 40mBritish Airways

Sat 7/1207:00DUB - SOU

Nonstop1h 45mBritish Airways

Deal found 20/11£239

Sun 1/1209:30SOU - DUB

Nonstop1h 40mAer Lingus

Tue 3/1207:00DUB - SOU

Nonstop1h 45mAer Lingus

Deal found 20/11£153

Sun 1/1218:05SOU - DUB

1 stop27h 25mMultiple Airlines

Tue 3/1207:00DUB - SOU

Nonstop1h 45mMultiple Airlines

Deal found 20/11£182

Mon 16/1220:10SOU - DUB

Nonstop1h 40mAer Lingus

Thu 19/1207:00DUB - SOU

Nonstop1h 45mAer Lingus

Deal found 20/11£107

Mon 16/1211:50SOU - DUB

1 stop11h 40mMultiple Airlines

Thu 19/1213:55DUB - SOU

Nonstop1h 40mMultiple Airlines

Deal found 20/11£128

Sun 22/1209:30SOU - DUB

1 stop22h 35mKLM

Sun 5/105:55DUB - SOU

1 stop26h 30mKLM

Deal found 20/11£164

One-way flights from Portsmouth to Ireland
Search for one-way flight options from Portsmouth to Ireland. Find affordable one-way fares based on user searches. Data last updated 21 November 2024.

Mon 16/1209:25SOU - DUB

Nonstop1h 40mAer Lingus

Deal found 20/11£58

Thu 9/117:50SOU - DUB

1 stop26h 35mMultiple Airlines

Deal found 19/11£73

Wed 19/209:00SOU - DUB

1 stop7h 40mKLM

Deal found 20/11£84

Mon 24/316:05SOU - DUB

Nonstop1h 35mBritish Airways

Deal found 20/11£114

Mon 21/419:50SOU - DUB

1 stop16h 10mAurigny Air

Deal found 20/11£145

Find flights from Portsmouth to Ireland within your budget

Fly from

Fly to

Route

Depart

Return

Price

SouthamptonDublin

SOU - DUB

SOUDUB

Southampton Eastleigh

Mon 16/12

20:10-21:50

Nonstop1h 40m

Dublin

Thu 19/12

07:00-08:45

Nonstop1h 45m

£107

SouthamptonDublin

SOU - DUB

SOUDUB

Southampton Eastleigh

Sun 5/1

18:05-09:50

1 stop15h 45m

Dublin

Sun 12/1

07:00-08:45

Nonstop1h 45m

£108

SouthamptonDublin

SOU - DUB

SOUDUB

Southampton Eastleigh

Fri 31/1

09:00-16:40

1 stop7h 40m

Dublin

Mon 3/2

08:50-16:50

1 stop8h 00m

£132

SouthamptonDublin

SOU - DUB

SOUDUB

Southampton Eastleigh

Thu 16/1

08:40-16:40

1 stop8h 00m

Dublin

Sun 19/1

07:00-08:45

Nonstop1h 45m

£297

SouthamptonDublin

SOU - DUB

SOUDUB

Southampton Eastleigh

Mon 16/12

09:25-11:05

Nonstop1h 40m

£58

SouthamptonDublin

SOU - DUB

SOUDUB

Southampton Eastleigh

Thu 9/1

17:50-20:25

1 stop26h 35m

£73

SouthamptonDublin

SOU - DUB

SOUDUB

Southampton Eastleigh

Wed 19/2

09:00-16:40

1 stop7h 40m

£84

SouthamptonDublin

SOU - DUB

SOUDUB

Southampton Eastleigh

Mon 24/3

16:05-17:40

Nonstop1h 35m

£114

SouthamptonDublin

SOU - DUB

SOUDUB

Southampton Eastleigh

Mon 21/4

19:50-12:00

1 stop16h 10m

£145

Flights are sorted by cheapest return flights first.

Deals found on 20/11

Best time to book a flight from Portsmouth to Ireland

Have a flexible travel schedule? Discover the best time to fly to Ireland from Portsmouth with our price prediction graph.

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Portsmouth to Ireland

Get recent, data-driven insights about flights from Portsmouth to Ireland including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Portsmouth to Ireland?

Currently, January is the cheapest month in which you can book a flight from Portsmouth to Ireland (average of £64). Flying from Portsmouth to Ireland in May is currently the most expensive (average of £98). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from P0R to IE?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Portsmouth to Ireland as you normally would.

Weekly flight availability from Portsmouth to Ireland

The most flights from P0R to IE0 are scheduled on a Monday (60 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (32 on average).

Rainfall in Ireland by month

In terms of precipitation, rainfall in Ireland ranges from 49.0 - 79.0 inches per month. October is typically the wettest month, when rainfall can reach 79.0 mm. February is typically the driest time to visit Ireland when rainfall is around 49.0 mm.

Temperature in Ireland by month

If weather is an important factor for your trip to Ireland, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

Reviews of airlines servicing Ireland

See what other customers who have flown with Aer Lingus, British Airways and KLM from Portsmouth to Ireland have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

KLM

7.8

Good

1,350 reviews

Check prices

Reviews

1 / 10

Flight performed by El Al. The aircraft was dirty. Gum in front pcket. Poorly maintained.

KLM

7.8

Good

1,350 reviews

KLM

7.8

Good

1,350 reviews

Check prices

Reviews

1 / 10

Flight performed by El Al. The aircraft was dirty. Gum in front pcket. Poorly maintained.

Aer Lingus

7.1

Good

1,089 reviews

KLM

7.8

Good

1,350 reviews

Check prices

Reviews

1 / 10

Flight performed by El Al. The aircraft was dirty. Gum in front pcket. Poorly maintained.

British Airways

6.7

Okay

6,837 reviews

KLM

7.8

Good

1,350 reviews

Check prices

Reviews

1 / 10

Flight performed by El Al. The aircraft was dirty. Gum in front pcket. Poorly maintained.

Related info for your journey

What are the cheapest airlines to fly from Portsmouth to Ireland one-way?
The cheapet airlines for a one-way flight from Portsmouth to Ireland are Aer Lingus (£58), KLM (£84), and British Airways (£114).
What are the most reliable airlines from Portsmouth to Ireland?
Consider Kenya Airways (88%), Qatar Airways (72%) or Aer Lingus (71%) when booking your flight. These represent the most reliable airlines when flying from Portsmouth to Ireland.
What are the cheapest flights from Portsmouth to Ireland?
Looking at all options, your cheapest flight can be booked for £83. While the most popular route (Southampton Eastleigh - Dublin) can be booked for £97 on average our data indicates £1,025 when flying from Portsmouth to Ireland.
Can I find deals for flights from Portsmouth to Ireland that include hotel bookings?
Yes. In addition to deals on Portsmouth to Ireland flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Portsmouth to Ireland?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portsmouth to Ireland.
Can I find deals for business class flights from Portsmouth to Ireland?
Yes. Cheapflights offers flight deals from Portsmouth to Ireland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Portsmouth to Ireland?
Currently, January is the cheapest month in which you can book a flight from Portsmouth to Ireland (average of £64). Flying from Portsmouth to Ireland in May is currently the most expensive (average of £98). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Portsmouth to Ireland

Heathrow to Istanbul flights

London City to Istanbul flights

Heathrow to Malpensa flights

Gatwick to Amsterdam flights

Luton to Amsterdam flights

Heathrow to Charles de Gaulle flights

London City to Charles de Gaulle flights

Luton to Charles de Gaulle flights

Gatwick to Charles de Gaulle flights

Stansted to Amsterdam flights

Heathrow to Frederic Chopin flights

Heathrow to Orly flights

Heathrow to Amsterdam flights

Gatwick to Orly flights

London City to Amsterdam flights

Heathrow to Prague flights

Heathrow to Edinburgh flights

Gatwick to Madrid flights

Gatwick to Belfast Intl flights

Heathrow to Madrid flights

Heathrow to Budapest flights

London City to Geneva flights

Gatwick to Malpensa flights

Luton to Edinburgh flights

Stansted to Edinburgh flights

London City to Linate flights

Heathrow to Leonardo da Vinci/Fiumicino flights

Gatwick to Edinburgh flights

Gatwick to Lisbon flights

Heathrow to Frankfurt flights

London City to Malpensa flights

Heathrow to Lisbon flights

Heathrow to Otopeni Intl flights

Heathrow to Linate flights

Heathrow to Dublin flights

Heathrow to Krakow flights

Heathrow to Athens flights

Stansted to Malpensa flights

Luton to Otopeni Intl flights

London City to Edinburgh flights

Stansted to Prague flights

Gatwick to Oslo Gardermoen flights

Manchester to Charles de Gaulle flights

Gatwick to Dublin flights

Stansted to Otopeni Intl flights

Gatwick to Prague flights

Gatwick to Berlin flights

Gatwick to Frankfurt flights

London City to Dublin flights

Heathrow to Geneva flights

Direct flights to

Direct flights to London

Direct flights to Alicante

Direct flights to Istanbul

Direct flights to Manchester

Direct flights to Paris

Direct flights to Amsterdam

Direct flights to Edinburgh

Direct flights to Málaga

Direct flights to Dublin

Direct flights to Barcelona

Direct flights to Antalya

Direct flights to Santa Cruz de Tenerife

Direct flights to Faro

Direct flights to Palma de Mallorca

Direct flights to Birmingham

Direct flights to Belfast

Direct flights to Rome

Direct flights to Arrecife

Direct flights to Lisbon

Direct flights to Glasgow

Direct flights to Dalaman

Direct flights to Larnaca

Direct flights to Athens

Direct flights to Krakow

Direct flights to Bucharest

Direct flights to Tirana

Direct flights to Milan

Direct flights to Luqa

Direct flights to Berlin

Direct flights to Madrid

Direct flights to Las Palmas de Gran Canaria

Direct flights to Ibiza

Direct flights to Newcastle upon Tyne

Direct flights to Budapest

Direct flights to Prague

Direct flights to Brussels

Direct flights to Frankfurt am Main

Direct flights to Paphos

Direct flights to Zurich

Direct flights to Stockholm

Direct flights to Copenhagen

Direct flights to Munich

Direct flights to Puerto del Rosario

Direct flights to Heraklion

Direct flights to Geneva

Direct flights to Venice

Direct flights to Oslo

Direct flights to Naples

Direct flights to Nice

Direct flights to Newquay

Top 5 airlines flying from Portsmouth to Ireland

Airline	Cheapest	Average	Flexibility	On-time
Ryanair	Cheapest£27	Average£62	FlexibilityNo cancel fee	On-timeN/A	Search Ryanair flights
Aer Lingus	Cheapest£52	Average£150	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
British Airways	Cheapest£54	Average£155	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Lufthansa	Cheapest£121	Average£195	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
KLM	Cheapest£133	Average£160	FlexibilityNo cancel fee	On-time75%	Search KLM flights

Fly with Cheapflights

How does Cheapflights help users find flights from Portsmouth to Ireland?

When you search for this flight from Portsmouth to Ireland, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Portsmouth to Ireland?

Cheapflights simply makes it quick and affordable to book flights from Portsmouth to Ireland by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Portsmouth to Ireland with no change fees?

Yes! Cheapflights helps users easily find flights from Portsmouth to Ireland with no change fees.

Can Cheapflights notify me if prices for flights from Portsmouth to Ireland become cheaper?

Of course! You can now track prices for flights from Portsmouth to Ireland and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

View all available airlines

Cheap flights from Portsmouth to Ireland from £58

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 16/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Portsmouth to Ireland

Find flight deals from Portsmouth to Ireland

Cheapest flights from Portsmouth to IrelandExplore the most affordable flight options available from Portsmouth to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 November 2024.

Explore the most affordable flight options available from Portsmouth to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 November 2024.

Find flights from Portsmouth to Ireland within your budget

Best time to book a flight from Portsmouth to Ireland

Have a flexible travel schedule? Discover the best time to fly to Ireland from Portsmouth with our price prediction graph.

Travel insights for flights from Portsmouth to Ireland

Get recent, data-driven insights about flights from Portsmouth to Ireland including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Portsmouth to Ireland?

What is the cheapest time of day to fly from P0R to IE?

Find hourly flight availability from Portsmouth to Ireland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 November 2024.

Weekly flight availability from Portsmouth to Ireland

Explore weekly flight availability from Portsmouth to Ireland. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 21 November 2024.

Rainfall in Ireland by month

Plan your trip to Ireland by taking into account the average rainfall totals by month.

Temperature in Ireland by month

Plan your trip to Ireland by taking into account the average temperature totals by month.

Reviews of airlines servicing Ireland

See what other customers who have flown with Aer Lingus, British Airways and KLM from Portsmouth to Ireland have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Portsmouth to Ireland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines to fly from Portsmouth to Ireland one-way?

What are the most reliable airlines from Portsmouth to Ireland?

What are the cheapest flights from Portsmouth to Ireland?

Can I find deals for flights from Portsmouth to Ireland that include hotel bookings?

How can I find direct flights from Portsmouth to Ireland?

Can I find deals for business class flights from Portsmouth to Ireland?

What is the cheapest month to book a flight from Portsmouth to Ireland?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Portsmouth to Ireland

See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from Portsmouth to Ireland

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Portsmouth to Ireland?

Why should you use Cheapflights to find cheap flight tickets from Portsmouth to Ireland?

Can Cheapflights find flights from Portsmouth to Ireland with no change fees?

Can Cheapflights notify me if prices for flights from Portsmouth to Ireland become cheaper?

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Portsmouth to Ireland
Explore the most affordable flight options available from Portsmouth to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 November 2024.