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Cheap flights from Portsmouth to Ireland from £59

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.
LHR — DUB
4 Nov — 11 Nov1
1 adult

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 30 October 2024.

Thu 7/1120:10SOU - DUB
Nonstop1h 40mAer Lingus
Mon 11/1107:00DUB - SOU
Nonstop1h 45mAer Lingus
Deal found 29/10£101
Tue 10/1209:30SOU - DUB
Nonstop1h 40mMultiple Airlines
Tue 17/1209:00DUB - SOU
1 stop23h 50mMultiple Airlines
Deal found 28/10£126
Fri 29/1117:20SOU - DUB
1 stop4h 45mKLM
Mon 2/1217:25DUB - SOU
1 stop15h 00mKLM
Deal found 29/10£133
Fri 6/1209:00SOU - ORK
1 stop3h 55mKLM
Sun 8/1213:25ORK - SOU
1 stop19h 00mKLM
Deal found 29/10£186
Tue 12/1109:30SOU - DUB
Nonstop1h 40mBritish Airways
Tue 19/1107:00DUB - SOU
Nonstop1h 45mBritish Airways
Deal found 29/10£215
Fri 6/1214:25SOU - ORK
1 stop7h 00mMultiple Airlines
Sun 8/1213:25ORK - SOU
2 stops21h 55mMultiple Airlines
Deal found 29/10£313

Find flights from Portsmouth to Ireland within your budget

Customise your flight search to find flights from Portsmouth to Ireland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 1,015,184 searches. Data last updated 30 October 2024.

Fly from

Any airport

Fly to

Any airport

Budget

£109 - £313

Route

Depart

Return

Price

Southampton EastleighDublin

SOU - DUB

SOUDUB

Southampton Eastleigh

Tue 10/12

Nonstop1h 40m

Dublin

Tue 17/12

Nonstop1h 45m

£109

Southampton EastleighDublin

SOU - DUB

SOUDUB

Southampton Eastleigh

Tue 10/12

Nonstop1h 40m

Dublin

Tue 17/12

1 stop23h 50m

£126

Southampton EastleighDublin

SOU - DUB

SOUDUB

Southampton Eastleigh

Sat 18/1

1 stop22h 35m

Dublin

Sun 19/1

1 stop19h 00m

£131

Southampton EastleighCork

SOU - ORK

SOUORK

Southampton Eastleigh

Fri 6/12

1 stop3h 55m

Cork

Sun 8/12

1 stop19h 00m

£186

Southampton EastleighDublin

SOU - DUB

SOUDUB

Southampton Eastleigh

Tue 12/11

Nonstop1h 40m

Dublin

Tue 19/11

Nonstop1h 45m

£215

Southampton EastleighCork

SOU - ORK

SOUORK

Southampton Eastleigh

Fri 6/12

1 stop7h 00m

Cork

Sun 8/12

2 stops21h 55m

£313

Flights are sorted by cheapest first

Deals found on 28/10

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 £61). 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?

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 30 October 2024.

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

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 30 October 2024.

The most flights from P0R to IE0 are scheduled on a Tuesday (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

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

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

Get insights into the airlines that provide service to Ireland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ireland. Reviews last updated 30 October 2024.
See what other customers who have flown with KLM, Aer Lingus and British Airways 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
1,352 reviews
Check prices

Comfort

7.7

Entertainment

7.2

Crew

8.4

Overall

7.8

Boarding

7.9

Food

7.3

Reviews

1 / 10

Liked the service, seating was ok but the seat supports where in a way that one couldn’t stretch your legs

KLM
7.8
Good
1,352 reviews
KLM
7.8
Good
1,352 reviews
Check prices

Comfort

7.7

Entertainment

7.2

Crew

8.4

Overall

7.8

Boarding

7.9

Food

7.3

Reviews

1 / 10

Liked the service, seating was ok but the seat supports where in a way that one couldn’t stretch your legs

Aer Lingus
7.1
Good
1,087 reviews
KLM
7.8
Good
1,352 reviews
Check prices

Comfort

7.7

Entertainment

7.2

Crew

8.4

Overall

7.8

Boarding

7.9

Food

7.3

Reviews

1 / 10

Liked the service, seating was ok but the seat supports where in a way that one couldn’t stretch your legs

British Airways
6.7
Okay
6,846 reviews
KLM
7.8
Good
1,352 reviews
Check prices

Comfort

7.7

Entertainment

7.2

Crew

8.4

Overall

7.8

Boarding

7.9

Food

7.3

Reviews

1 / 10

Liked the service, seating was ok but the seat supports where in a way that one couldn’t stretch your legs

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?

    The cheapet airlines for a one-way flight from Portsmouth to Ireland are Aer Lingus (£59), KLM (£84), and British Airways (£113).

  • What are the most reliable airlines from Portsmouth to Ireland?

    Consider American Airlines (66%), Qatar Airways (65%) or Aer Lingus (65%) 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 £8. While the most popular route (Southampton Eastleigh - Dublin) can be booked for £102 on average our data indicates £584 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 £61). 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

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Top 5 airlines flying from Portsmouth to Ireland

Discover the top 5 airlines that operate flights from Portsmouth to Ireland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 1,015,184 searches. Data last updated 30 October 2024.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£17Average£57FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
Aer LingusCheapest£51Average£145FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
British AirwaysCheapest£52Average£151FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LufthansaCheapest£118Average£190FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
KLMCheapest£129Average£162FlexibilityNo cancel feeOn-time75%
Search KLM flights

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?

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.

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