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 (£66), KLM (£84), and British Airways (£115).

What are the cheapest flights from Portsmouth to Ireland?

Looking at all options, your cheapest flight can be booked for £82. While the most popular route (Southampton Eastleigh - Dublin) can be booked for £100 on average our data indicates £1,068 when flying from Portsmouth to Ireland.

What are the most reliable airlines from Portsmouth to Ireland?

Consider Qatar Airways (72%), Kenya Airways (69%) or Aer Lingus (68%) 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 51 days in advance, which can save you up to 165% on flights from Portsmouth to Ireland compared to booking the week you need them. Waiting 51 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 £82. For sooner than that we have options available in the next 3 days from £138.

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 £76. 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 December.

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.

£180+ Flights from Portsmouth to Ireland

Cheap flight deals from Portsmouth to Ireland

Round-trip from	£100
One-way from	£66

Aer Lingus
6/1-13/1
Nonstop
3h 20m total
Portsmouth to Ireland

Search Deals

Aer Lingus
1/1
Nonstop
1h 40m total
Portsmouth to Ireland

Search Deals

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 19 December 2024.

Sat 28/1217:20SOU - DUB

1 stop14h 45mKLM

Mon 30/1217:25DUB - SOU

1 stop15h 00mKLM

Deal found 19/12£216

Sun 29/1220:10SOU - DUB

Nonstop1h 40mBritish Airways

Sun 2/313:55DUB - SOU

Nonstop1h 40mBritish Airways

Deal found 18/12£241

Tue 24/1209:30SOU - DUB

Nonstop1h 40mAer Lingus

Thu 26/1207:00DUB - SOU

Nonstop1h 45mAer Lingus

Deal found 19/12£275

Tue 31/1209:00SOU - ORK

1 stop3h 55mKLM

Tue 7/106:00ORK - SOU

1 stop10h 50mKLM

Deal found 19/12£306

Tue 24/1212:00SOU - DUB

2 stops10h 05mMultiple Airlines

Thu 26/1207:00DUB - SOU

Nonstop1h 45mMultiple Airlines

Deal found 19/12£309

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 19 December 2024.

Mon 6/116:05SOU - DUB

Nonstop1h 35mAer Lingus

Mon 13/107:00DUB - SOU

Nonstop1h 45mAer Lingus

Deal found 18/12£100

Mon 6/114:40SOU - DUB

1 stop26h 20mMultiple Airlines

Mon 13/107:00DUB - SOU

Nonstop1h 45mMultiple Airlines

Deal found 18/12£113

Sat 11/109:30SOU - DUB

1 stop22h 35mKLM

Mon 13/117:25DUB - SOU

1 stop23h 25mKLM

Deal found 18/12£132

Wed 1/109:30SOU - DUB

Nonstop1h 40mBritish Airways

Sun 9/207:00DUB - SOU

Nonstop1h 45mBritish Airways

Deal found 18/12£218

Thu 9/109:00SOU - ORK

1 stop3h 55mKLM

Sat 11/117:20ORK - SOU

1 stop15h 30mKLM

Deal found 19/12£181

Thu 9/117:50SOU - ORK

2 stops27h 30mMultiple Airlines

Sat 11/110:55ORK - SOU

2 stops21h 50mMultiple Airlines

Deal found 19/12£247

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 19 December 2024.

Mon 6/116:05SOU - DUB

Nonstop1h 35mAer Lingus

Mon 13/107:00DUB - SOU

Nonstop1h 45mAer Lingus

Deal found 18/12£100

Wed 1/109:30SOU - DUB

Nonstop1h 40mBritish Airways

Sun 9/207:00DUB - SOU

Nonstop1h 45mBritish Airways

Deal found 18/12£218

Last-minute flights from Portsmouth to Ireland
Discover last-minute flight deals from Portsmouth to Ireland. Data last updated 19 December 2024 and is based on user searches.

Fri 27/1217:20SOU - DUB

1 stop4h 45mKLM

Mon 30/1217:25DUB - SOU

1 stop15h 00mKLM

Deal found 18/12£215

Fri 27/1208:10SOU - DUB

2 stops14h 55mMultiple Airlines

Mon 30/1207:25DUB - SOU

1 stop3h 55mMultiple Airlines

Deal found 18/12£333

Fri 27/1220:10SOU - DUB

Nonstop1h 40mAer Lingus

Mon 30/1207:00DUB - SOU

Nonstop1h 45mAer Lingus

Deal found 18/12£452

Sun 29/1220:10SOU - DUB

Nonstop1h 40mBritish Airways

Sun 2/313:55DUB - SOU

Nonstop1h 40mBritish Airways

Deal found 18/12£241

Thu 2/120:10SOU - DUB

Nonstop1h 40mBritish Airways

Mon 6/113:55DUB - SOU

Nonstop1h 40mBritish Airways

Deal found 19/12£219

Thu 9/117:50SOU - DUB

1 stop14h 35mMultiple Airlines

Sun 12/107:00DUB - SOU

Nonstop1h 45mMultiple Airlines

Deal found 19/12£139

Thu 9/109:00SOU - ORK

1 stop3h 55mKLM

Sat 11/117:20ORK - SOU

1 stop15h 30mKLM

Deal found 19/12£181

Thu 9/117:50SOU - ORK

2 stops27h 30mMultiple Airlines

Sat 11/110:55ORK - SOU

2 stops21h 50mMultiple Airlines

Deal found 19/12£247

Sat 25/109:30SOU - DUB

Nonstop1h 40mAer Lingus

Tue 28/107:00DUB - SOU

Nonstop1h 45mAer Lingus

Deal found 19/12£103

Sat 25/117:20SOU - DUB

1 stop4h 45mKLM

Tue 28/105:55DUB - SOU

1 stop10h 55mKLM

Deal found 19/12£134

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 19 December 2024.

Wed 1/109:30SOU - DUB

Nonstop1h 40mAer Lingus

Deal found 18/12£66

Sat 1/209:30SOU - DUB

1 stop7h 10mKLM

Deal found 18/12£84

Sun 22/1218:05SOU - DUB

1 stop5h 35mMultiple Airlines

Deal found 18/12£111

Thu 26/1220:10SOU - DUB

Nonstop1h 40mBritish Airways

Deal found 18/12£115

Find flights from Portsmouth to Ireland within your budget

Fly from

Fly to

Route

Depart

Return

Price

SouthamptonDublin

SOU - DUB

SOUDUB

Southampton Eastleigh

Mon 6/1

16:05-17:40

Nonstop1h 35m

Dublin

Mon 13/1

07:00-08:45

Nonstop1h 45m

£100

SouthamptonDublin

SOU - DUB

SOUDUB

Southampton Eastleigh

Mon 6/1

14:40-17:00

1 stop26h 20m

Dublin

Mon 13/1

07:00-08:45

Nonstop1h 45m

£113

SouthamptonDublin

SOU - DUB

SOUDUB

Southampton Eastleigh

Sat 11/1

09:30-08:05

1 stop22h 35m

Dublin

Mon 13/1

17:25-16:50

1 stop23h 25m

£132

SouthamptonCork

SOU - ORK

SOUORK

Southampton Eastleigh

Thu 9/1

09:00-12:55

1 stop3h 55m

Cork

Sat 11/1

17:20-08:50

1 stop15h 30m

£181

SouthamptonDublin

SOU - DUB

SOUDUB

Southampton Eastleigh

Wed 1/1

09:30-11:10

Nonstop1h 40m

Dublin

Sun 9/2

07:00-08:45

Nonstop1h 45m

£218

SouthamptonCork

SOU - ORK

SOUORK

Southampton Eastleigh

Thu 9/1

17:50-21:20

2 stops27h 30m

Cork

Sat 11/1

10:55-08:45

2 stops21h 50m

£247

SouthamptonDublin

SOU - DUB

SOUDUB

Southampton Eastleigh

Wed 1/1

09:30-11:10

Nonstop1h 40m

£66

SouthamptonDublin

SOU - DUB

SOUDUB

Southampton Eastleigh

Sat 1/2

09:30-16:40

1 stop7h 10m

£84

SouthamptonDublin

SOU - DUB

SOUDUB

Southampton Eastleigh

Sun 22/12

18:05-23:40

1 stop5h 35m

£111

SouthamptonDublin

SOU - DUB

SOUDUB

Southampton Eastleigh

Thu 26/12

20:10-21:50

Nonstop1h 40m

£115

Flights are sorted by cheapest return flights first.

Deals found on 18/12

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 £71). Flying from Portsmouth to Ireland in June is currently the most expensive (average of £104). 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 Thursday (60 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (38 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, KLM 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

1,349 reviews

Check prices

Reviews

1 / 10

Flight was late do to issues with loading stuff. One of the two bathrooms in business class was not working. WiFi did not work 80% of the time. My bag came out last even though it had a priority tag

KLM

7.8

Good

1,349 reviews

KLM

7.8

Good

1,349 reviews

Check prices

Reviews

1 / 10

Flight was late do to issues with loading stuff. One of the two bathrooms in business class was not working. WiFi did not work 80% of the time. My bag came out last even though it had a priority tag

Aer Lingus

7.1

Good

1,076 reviews

KLM

7.8

Good

1,349 reviews

Check prices

Reviews

1 / 10

Flight was late do to issues with loading stuff. One of the two bathrooms in business class was not working. WiFi did not work 80% of the time. My bag came out last even though it had a priority tag

British Airways

6.6

Okay

6,817 reviews

KLM

7.8

Good

1,349 reviews

Check prices

Reviews

1 / 10

Flight was late do to issues with loading stuff. One of the two bathrooms in business class was not working. WiFi did not work 80% of the time. My bag came out last even though it had a priority tag

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 (£66), KLM (£84), and British Airways (£115).
What are the most reliable airlines from Portsmouth to Ireland?
Consider Qatar Airways (72%), Kenya Airways (69%) or Aer Lingus (68%) 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 £82. While the most popular route (Southampton Eastleigh - Dublin) can be booked for £100 on average our data indicates £1,068 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 £71). Flying from Portsmouth to Ireland in June is currently the most expensive (average of £104). 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

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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£53	Average£149	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
British Airways	Cheapest£55	Average£150	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Lufthansa	Cheapest£122	Average£196	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
KLM	Cheapest£134	Average£167	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.

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Cheap flights from Portsmouth to Ireland from £66

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 1/1. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Portsmouth to Ireland

Round-trip from

One-way from

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 19 December 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 19 December 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 19 December 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 19 December 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, KLM 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.

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?

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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 19 December 2024.