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Cheap flights from Ireland to Southampton from £55

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 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — SOU
6 May — 13 May1
1 adult

Cheap flight deals from Ireland to Southampton

Keep the following information in mind while searching for Ireland to Southampton flight deals. Data was last updated 1 May 2025.

Round-trip from

£59

One-way from

£55

Popular in

May

Cheapest in

January

Average price

£106

Good round-trip deal

£69 or less

Good one-way deal

£54 or less
Aer Lingus
  • Aer Lingus
  • 4/6-11/6
  • Nonstop
  • 3h 20m total
  • Ireland to Southampton
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Aer Lingus
  • Aer Lingus
  • 12/5
  • Nonstop
  • 1h 40m total
  • Ireland to Southampton
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (£12 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£2 potential savings vs. average return price).
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Average for round-trip flights in May 2025
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Price to beat on a round-trip flight from Ireland to Southampton Eastleigh.
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Price to beat on a one-way flight from Ireland to Southampton Eastleigh.
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Find flight deals from Ireland to Southampton

Cheapest flights from Ireland to Southampton
Explore the most affordable flight options available from Ireland to Southampton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 May 2025.

Wed 4/606:25DUB - SOU
Nonstop1h 40mAer Lingus
Wed 11/609:10SOU - DUB
Nonstop1h 40mAer Lingus
Deal found 30/4£59
Wed 11/618:20DUB - SOU
1 stop16h 35mMultiple Airlines
Thu 12/620:00SOU - DUB
Nonstop1h 35mMultiple Airlines
Deal found 30/4£119
Sun 15/620:45DUB - SOU
1 stop12h 00mKLM
Sun 22/618:25SOU - DUB
1 stop4h 00mKLM
Deal found 1/5£174
Wed 8/1006:25DUB - SOU
Nonstop1h 40mBritish Airways
Sun 19/1009:10SOU - DUB
Nonstop1h 40mBritish Airways
Deal found 1/5£231
Thu 5/606:00ORK - SOU
1 stop26h 45mKLM
Thu 12/609:20SOU - ORK
1 stop14h 10mKLM
Deal found 30/4£458
Fri 23/513:00DUB - SOU
2 stops6h 05mHahn Air
Fri 30/508:35SOU - DUB
1 stop3h 45mHahn Air
Deal found 30/4£680

Cheapflights Fare Finder

Customise your flight search to find flights from Ireland to Southampton 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 858,174 searches. Data last updated 1 May 2025.
Use the filters below to find and compare flights from Ireland to Southampton that are best for you.

Fly from

Ireland

Fly to

Southampton

Route

Depart

Return

Price

DublinSouthampton

DUB - SOU

DUBSOU

Dublin

Wed 4/6

06:25-08:05

Nonstop1h 40m

Southampton Eastleigh

Wed 11/6

09:10-10:50

Nonstop1h 40m

£59

DublinSouthampton

DUB - SOU

DUBSOU

Dublin

Wed 11/6

18:20-10:55

1 stop16h 35m

Southampton Eastleigh

Thu 12/6

20:00-21:35

Nonstop1h 35m

£119

DublinSouthampton

DUB - SOU

DUBSOU

Dublin

Sun 15/6

20:45-08:45

1 stop12h 00m

Southampton Eastleigh

Sun 22/6

18:25-22:25

1 stop4h 00m

£174

DublinSouthampton

DUB - SOU

DUBSOU

Dublin

Wed 8/10

06:25-08:05

Nonstop1h 40m

Southampton Eastleigh

Sun 19/10

09:10-10:50

Nonstop1h 40m

£231

CorkSouthampton

ORK - SOU

ORKSOU

Cork

Thu 5/6

06:00-08:45

1 stop26h 45m

Southampton Eastleigh

Thu 12/6

09:20-23:30

1 stop14h 10m

£458

DublinSouthampton

DUB - SOU

DUBSOU

Dublin

Fri 23/5

13:00-19:05

2 stops6h 05m

Southampton Eastleigh

Fri 30/5

08:35-12:20

1 stop3h 45m

£680

DublinSouthampton

DUB - SOU

DUBSOU

Dublin

Mon 12/5

07:30-09:10

Nonstop1h 40m

£55

DublinSouthampton

DUB - SOU

DUBSOU

Dublin

Mon 12/5

12:45-11:45

1 stop23h 00m

£64

DublinSouthampton

DUB - SOU

DUBSOU

Dublin

Sat 16/8

05:55-17:00

1 stop11h 05m

£87

DublinSouthampton

DUB - SOU

DUBSOU

Dublin

Fri 20/6

07:00-08:40

Nonstop1h 40m

£106

Flights are sorted by cheapest return flights first.

Deals found on 30/4

Showing 1-10 of 11 results
1
2

Best time to book a flight from Ireland to Southampton

Have a flexible travel schedule? Discover the best time to fly to Southampton from Ireland 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.

Cheapflights Insights

Everything you need to know about your flight from Ireland to Southampton

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

Currently, September is the cheapest month in which you can book a flight from Ireland to Southampton (average of £203). Flying from Ireland to Southampton in November is currently the most expensive (average of £262). 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 IE to SOU?

Find hourly flight availability from Ireland to Southampton. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 1 May 2025.

It’s typically best to fly out from Ireland to Southampton in the morning. Doing so could potentially save you 9% on the flight price compared to flying at midday, which is usually more expensive.

Weekly flight availability from Ireland to Southampton

Explore weekly flight availability from Ireland to Southampton. 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 1 May 2025.

The most flights from IE0 to SOU are scheduled on a Thursday (7 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Southampton by month

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

In terms of precipitation, rainfall in Southampton ranges from 25.0 - 76.0 inches per month. December is typically the wettest month, when rainfall can reach 76.0 mm. July is typically the driest time to visit Southampton when rainfall is around 25.0 mm.

Temperature in Southampton by month

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

If weather is an important factor for your trip to Southampton, 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 18.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing Southampton

Get insights into the airlines that provide service to Southampton. 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 Southampton. Reviews last updated 1 May 2025.
KLM
7.8
Good
1,334 reviews
Check prices

Overall

7.8

Food

7.2

Comfort

7.7

Crew

8.4

Boarding

7.8

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
KLM
7.8
Good
1,334 reviews
KLM
7.8
Good
1,334 reviews
Check prices

Overall

7.8

Food

7.2

Comfort

7.7

Crew

8.4

Boarding

7.8

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Aer Lingus
7.0
Good
1,076 reviews
KLM
7.8
Good
1,334 reviews
Check prices

Overall

7.8

Food

7.2

Comfort

7.7

Crew

8.4

Boarding

7.8

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
British Airways
6.6
Okay
6,845 reviews
KLM
7.8
Good
1,334 reviews
Check prices

Overall

7.8

Food

7.2

Comfort

7.7

Crew

8.4

Boarding

7.8

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.

Related info for your journey

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

  • What airport do you fly into for flights to Southampton from Ireland?

    Located just 3.5 mi from the city center, Southampton Eastleigh (SOU) is the airport most travelers will use when flying to Southampton from Ireland.

  • How popular is this Ireland to Southampton flight route?

    Within the past month, 99 users have taken a look at flights from Ireland to Southampton Eastleigh.

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

    The cheapest airline one-way is Aer Lingus, with whom users have recently found tickets for as low as £55. However, be on the lookout for offers from KLM and British Airways, as they are both options that can get you from Ireland to Southampton for a low price.

  • What are the most popular routes from Ireland to Southampton?

    While some choose either Cork - Southampton Eastleigh or Knock Intl - Southampton Eastleigh, Dublin - Southampton Eastleigh is the most popular route from Ireland to Southampton.

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

    No one likes to see their flight delayed. When booking a flight from Ireland to Southampton consider choosing Qatar Airways (0%), Aer Lingus (0%) or Emerald Airlines (0%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Ireland to Southampton?

    Looking at all options, your cheapest flight can be booked for £28. While the most popular route (Dublin - Southampton Eastleigh) can be booked for £59 on average our data indicates £74 when flying from Ireland to Southampton.

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

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

  • How can I find direct flights from Ireland to Southampton?

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

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

    Yes. Cheapflights offers flight deals from Ireland to Southampton 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 Ireland to Southampton?

    Currently, September is the cheapest month in which you can book a flight from Ireland to Southampton (average of £203). Flying from Ireland to Southampton in November is currently the most expensive (average of £262). 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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Alternative routes for Ireland to Southampton

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Top airline flying from Ireland to Southampton

Discover the top airline that operate flights from Ireland to Southampton. 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 858,174 searches. Data last updated 1 May 2025.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest£62Average£132FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights

Fly with Cheapflights

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

When you search for this flight from Ireland to Southampton, 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 Ireland to Southampton?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Ireland to Southampton.

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

Certainly. Search results for flights to Southampton from Ireland shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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Of course! You can now track prices for flights from Ireland to Southampton 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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