How popular is this Southampton to Ireland flight route?

The Southampton Eastleigh to Ireland flight path was viewed by 820 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

How long is the flight from Southampton to Ireland?

KLM can get you from Southampton to Ireland in just under 13h 35m. Your travel time can differ by up to . There are 268 mi between Southampton and Ireland.

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.

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).

What are the cheapest flights from Southampton to Ireland?

Looking for the cheapest flight from Southampton to Ireland? While on average our users pay £128, our data indicates the cheapest price to be £58. The most popular route (Southampton Eastleigh - Dublin), is priced around £80.

What are the most reliable airlines from Southampton to Ireland?

No one likes to see their flight delayed. When booking a flight from Southampton to Ireland consider choosing Qatar Airways (89%), Aer Lingus (80%) or Emerald Airlines (80%) as they are the most reliable in getting you off to your destination on time.

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

Before booking your flight from Southampton to Ireland check out the most popular airlines for this route: Aer Lingus, British Airways or KLM.

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

Most people fly from Southampton Eastleigh (SOU) if they book a flight from Southampton to Ireland. Southampton Eastleigh is conveniently located just 3.5 mi from Southampton’s city center.

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

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

How can I find direct flights from Southampton to Ireland?

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

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

Yes. Cheapflights offers flight deals from Southampton 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.

£50+ Cheap Flights from Southampton to Ireland

Cheap flight deals from Southampton to Ireland

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from Southampton to Ireland
Explore the most affordable flight options available from Southampton to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 September 2026.

Tue 29/918:10 -

2 stops26h 20m

Tue 6/1007:00 -

Nonstop1h 40m

Deal found 1/9£111

Thu 1/1011:40 -

1 stop11h 00m

Fri 2/1017:50 -

Nonstop1h 40m

Deal found 30/8£112

Thu 22/1011:40 -

1 stop11h 00m

Mon 26/1021:25 -

1 stop14h 20m

Deal found 27/8£113

Fri 25/920:00 -

Nonstop1h 35m

Sun 27/906:55 -

Nonstop1h 40m

Deal found 31/8£114

Tue 13/1009:15 -

Nonstop1h 40m

Sat 17/1019:20 -

1 stop14h 05m

Deal found 31/8£114

Tue 6/1013:25 -

1 stop8h 15m

Wed 7/1006:20 -

1 stop3h 55m

Deal found 31/8£115

Sat 5/920:00 -

Nonstop1h 35m

Tue 8/907:00 -

Nonstop1h 40m

Deal found 28/8£116

Sat 3/1007:50 -

2 stops14h 55m

Mon 26/1007:10 -

Nonstop1h 40m

Deal found 1/9£117

Wed 14/1009:20 -

Nonstop1h 40m

Wed 14/1017:50 -

Nonstop1h 40m

Deal found 27/8£118

Fri 16/1020:00 -

Nonstop1h 35m

Mon 19/1005:45 -

1 stop6h 40m

Deal found 31/8£119

Sat 5/920:00 -

Nonstop1h 35m

Sat 12/917:50 -

Nonstop1h 40m

Deal found 29/8£120

Tue 29/918:10 -

2 stops20h 15m

Tue 6/1014:45 -

2 stops19h 30m

Deal found 30/8£141

Best flights from Southampton to Ireland
Discover carefully curated flight deals from Southampton to Ireland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 1 September 2026.

Thu 1/1020:00 -

Nonstop1h 35m

Fri 2/1022:20 -

2 stops13h 25m

Deal found 30/8£134

Thu 5/1108:40 -

1 stop13h 35m

Mon 9/1105:45 -

1 stop26h 25m

Deal found 30/8£142

Fri 4/1217:05 -

Nonstop1h 50m

Sun 6/1207:00 -

Nonstop1h 40m

Deal found 30/8£230

Wed 21/1010:45 -

2 stops13h 20m

Wed 28/1021:10 -

1 stop11h 30m

Deal found 27/8£138

Thu 22/1017:20 -

1 stop19h 20m

Mon 26/1008:50 -

1 stop23h 20m

Deal found 31/8£148

Tue 13/1013:25 -

1 stop8h 15m

Sat 17/1020:25 -

2 stops15h 40m

Deal found 31/8£140

Tue 29/918:10 -

2 stops20h 15m

Tue 6/1014:45 -

2 stops19h 30m

Deal found 30/8£141

Thu 5/1108:50 -

2 stops10h 35m

Mon 9/1106:25 -

1 stop10h 50m

Deal found 30/8£156

Sat 17/1012:15 -

2 stops20h 15m

Sun 18/1023:10 -

2 stops12h 40m

Deal found 1/9£157

Thu 1/1011:40 -

2 stops21h 45m

Mon 5/1020:55 -

2 stops15h 55m

Deal found 28/8£158

Thu 1/1017:20 -

1 stop23h 15m

Mon 5/1006:15 -

1 stop10h 35m

Deal found 30/8£246

Sun 27/908:55 -

2 stops11h 10m

Wed 30/921:10 -

1 stop13h 55m

Deal found 27/8£159

Sat 10/1017:20 -

1 stop5h 15m

Tue 13/1006:15 -

1 stop26h 30m

Deal found 31/8£247

Mon 16/1119:25 -

2 stops17h 20m

Mon 23/1106:30 -

2 stops12h 20m

Deal found 29/8£162

Fri 2/1012:20 -

2 stops11h 50m

Sun 4/1023:10 -

2 stops12h 40m

Deal found 31/8£166

Fri 16/1012:20 -

2 stops8h 50m

Mon 19/1022:05 -

2 stops14h 45m

Deal found 27/8£168

Thu 22/1011:40 -

1 stop4h 40m

Mon 26/1022:10 -

2 stops34h 15m

Deal found 28/8£179

Thu 17/911:40 -

2 stops21h 45m

Sun 20/923:10 -

2 stops20h 20m

Deal found 27/8£185

Sat 10/1012:15 -

2 stops20h 30m

Fri 16/1019:20 -

1 stop12h 00m

Deal found 27/8£189

Fri 18/920:00 -

2 stops14h 55m

Sun 20/923:10 -

2 stops12h 55m

Deal found 31/8£214

Find flight deals from Southampton to Ireland

Round-trip from	£110
One-way from	£50
Popular in	December
Cheapest in	January
Average price	£59
Good round-trip deal	£129 or less
Good one-way deal	£90 or less

Aer Lingus
21/2-11/3
Nonstop
3h 15m total
Southampton to Ireland

Search Deals

Aer Lingus
26/9
Nonstop
1h 35m total
Southampton to Ireland

Search Deals

High demand for flights, 11% potential price rise

Search Deals

Cheapest flight prices on average. 4% potential price decrease (£2 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Price to beat on a round-trip flight from Southampton Eastleigh to Ireland.

Search Deals

Price to beat on a one-way flight from Southampton Eastleigh to Ireland.

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Southampton to Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SouthamptonDublin

SOU Southampton Eastleigh - DUB Dublin

SOUDUB

Southampton Eastleigh

Thu 1/10

20:00-21:35

Nonstop1h 35m

Dublin

Fri 2/10

22:20-11:45

2 stops13h 25m

£134

SouthamptonDublin

SOU Southampton Eastleigh - DUB Dublin

SOUDUB

Southampton Eastleigh

Wed 21/10

10:45-00:05

2 stops13h 20m

Dublin

Wed 28/10

21:10-08:40

1 stop11h 30m

£138

SouthamptonDublin

SOU Southampton Eastleigh - DUB Dublin

SOUDUB

Southampton Eastleigh

Tue 13/10

13:25-21:40

1 stop8h 15m

Dublin

Sat 17/10

20:25-12:05

2 stops15h 40m

£140

SouthamptonCork

SOU Southampton Eastleigh - ORK Cork

SOUORK

Southampton Eastleigh

Tue 29/9

18:10-14:25

2 stops20h 15m

Cork

Tue 6/10

14:45-10:15

2 stops19h 30m

£141

SouthamptonDublin

SOU Southampton Eastleigh - DUB Dublin

SOUDUB

Southampton Eastleigh

Thu 5/11

08:40-22:15

1 stop13h 35m

Dublin

Mon 9/11

05:45-08:10

1 stop26h 25m

£142

SouthamptonDublin

SOU Southampton Eastleigh - DUB Dublin

SOUDUB

Southampton Eastleigh

Thu 22/10

17:20-12:40

1 stop19h 20m

Dublin

Mon 26/10

08:50-08:10

1 stop23h 20m

£148

SouthamptonDublin

SOU Southampton Eastleigh - DUB Dublin

SOUDUB

Southampton Eastleigh

Thu 5/11

08:50-19:25

2 stops10h 35m

Dublin

Mon 9/11

06:25-17:15

1 stop10h 50m

£156

SouthamptonCork

SOU Southampton Eastleigh - ORK Cork

SOUORK

Southampton Eastleigh

Sat 17/10

12:15-08:30

2 stops20h 15m

Cork

Sun 18/10

23:10-11:50

2 stops12h 40m

£157

SouthamptonCork

SOU Southampton Eastleigh - ORK Cork

SOUORK

Southampton Eastleigh

Thu 1/10

11:40-09:25

2 stops21h 45m

Cork

Mon 5/10

20:55-12:50

2 stops15h 55m

£158

SouthamptonDublin

SOU Southampton Eastleigh - DUB Dublin

SOUDUB

Southampton Eastleigh

Sun 27/9

08:55-20:05

2 stops11h 10m

Dublin

Wed 30/9

21:10-11:05

1 stop13h 55m

£159

Flights are sorted by cheapest return flights first.

Deals found on 29/8

Showing 1-10 of 33 resultsSorted by cheapest first

Best time to book a flight from Southampton to Ireland

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

SOU-DUB

SOU-ORK

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 Southampton to Ireland

SOU-IE0

SOU-DUB

SOU-ORK

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

Currently, February is the cheapest month in which you can book a flight from Southampton to Ireland (average of £125). Flying from Southampton to Ireland in June is currently the most expensive (average of £190). 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 SOU to IE?

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

Weekly flight availability from Southampton to Ireland

The most flights from SOU to IE0 are scheduled on a Monday (8 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (5 on average).

How far ahead should I book a flight from Southampton to Ireland?

The best time to book flights from Southampton to Ireland is 46 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Reviews of airlines servicing Ireland

Read reviews from past customers who have flown with KLM,Aer Lingus, andBritish Airways from Southampton to Ireland. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

KLM

7.8

Good

1,570 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Subhash,Jul 2026

CDG - ATL

The priority tag for bags were taken out. 1 bag is missing. Food was worst for AVML. The food was dry and burnt.

KLM

7.8

Good

1,570 reviews

KLM

7.8

Good

1,570 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Subhash,Jul 2026

CDG - ATL

The priority tag for bags were taken out. 1 bag is missing. Food was worst for AVML. The food was dry and burnt.

Aer Lingus

7.3

Good

1,738 reviews

KLM

7.8

Good

1,570 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Subhash,Jul 2026

CDG - ATL

The priority tag for bags were taken out. 1 bag is missing. Food was worst for AVML. The food was dry and burnt.

British Airways

6.7

Okay

8,198 reviews

KLM

7.8

Good

1,570 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Subhash,Jul 2026

CDG - ATL

The priority tag for bags were taken out. 1 bag is missing. Food was worst for AVML. The food was dry and burnt.

Related info for your journey

What airport do you fly from for flights from Southampton to Ireland?
Most people fly from Southampton Eastleigh (SOU) if they book a flight from Southampton to Ireland. Southampton Eastleigh is conveniently located just 3.5 mi from Southampton’s city center.
How popular is this Southampton to Ireland flight route?
The Southampton Eastleigh to Ireland flight path was viewed by 820 users in the past month. Keep an eye out for changes in search interest prior to high and low season.
How long is the flight from Southampton to Ireland?
KLM can get you from Southampton to Ireland in just under 13h 35m. Your travel time can differ by up to . There are 268 mi between Southampton and Ireland.
What are the most reliable airlines from Southampton to Ireland?
No one likes to see their flight delayed. When booking a flight from Southampton to Ireland consider choosing Qatar Airways (89%), Aer Lingus (80%) or Emerald Airlines (80%) as they are the most reliable in getting you off to your destination on time.
What are the cheapest flights from Southampton to Ireland?
Looking for the cheapest flight from Southampton to Ireland? While on average our users pay £128, our data indicates the cheapest price to be £58. The most popular route (Southampton Eastleigh - Dublin), is priced around £80.
Can I find deals for flights from Southampton to Ireland that include hotel bookings?
Yes. In addition to deals on Southampton to Ireland flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Southampton to Ireland?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Southampton to Ireland.
Can I find deals for business class flights from Southampton to Ireland?
Yes. Cheapflights offers flight deals from Southampton 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 Southampton to Ireland?
Currently, February is the cheapest month in which you can book a flight from Southampton to Ireland (average of £125). Flying from Southampton to Ireland in June is currently the most expensive (average of £190). 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 3 airlines flying from Southampton to Ireland

Airline	Cheapest	Average	Flexibility	On-time
Aer Lingus	Cheapest£95	Average£141	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
British Airways	Cheapest£108	Average£252	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
KLM	Cheapest£121	Average£167	FlexibilityNo cancel fee	On-time75%	Search KLM flights

Fly with Cheapflights

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

Cheapflights helps you search for flights from Southampton to Ireland via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

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 Southampton to Ireland.

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

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

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

Yes, Cheapflights offers price alerts on Southampton to Ireland flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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Cheap flights from Southampton to Ireland from £50

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 26/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Southampton to Ireland

Cheapest flights from Southampton to IrelandExplore the most affordable flight options available from Southampton to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 September 2026.

Explore the most affordable flight options available from Southampton to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 September 2026.

Best flights from Southampton to IrelandDiscover carefully curated flight deals from Southampton to Ireland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 1 September 2026.

Discover carefully curated flight deals from Southampton to Ireland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 1 September 2026.

Direct flights from Southampton to IrelandExplore direct flight options from Southampton to Ireland based on user searches, and compare prices and availability for your desired travel dates. Data last updated 1 September 2026.

Explore direct flight options from Southampton to Ireland based on user searches, and compare prices and availability for your desired travel dates. Data last updated 1 September 2026.

Last-minute flights from Southampton to IrelandDiscover last-minute flight deals from Southampton to Ireland. Data last updated 1 September 2026 and is based on user searches.

Discover last-minute flight deals from Southampton to Ireland. Data last updated 1 September 2026 and is based on user searches.

One-way flights from Southampton to IrelandSearch for one-way flight options from Southampton to Ireland. Find affordable one-way fares based on user searches. Data last updated 1 September 2026.

Search for one-way flight options from Southampton to Ireland. Find affordable one-way fares based on user searches. Data last updated 1 September 2026.

Find flight deals from Southampton to Ireland

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Cheapflights Fare Finder

Use the filters below to find and compare flights from Southampton to Ireland that are best for you.

Best time to book a flight from Southampton to Ireland

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

Cheapflights Insights

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

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

Find hourly flight availability from Southampton 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 1 September 2026.

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

Weekly flight availability from Southampton to Ireland

The most flights from SOU to IE0 are scheduled on a Monday (8 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (5 on average).

How far ahead should I book a flight from Southampton to Ireland?

The best time to book flights from Southampton to Ireland is 46 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Reviews of airlines servicing Ireland

Read reviews from past customers who have flown with KLM,Aer Lingus, andBritish Airways from Southampton to Ireland. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

How popular is this Southampton to Ireland flight route?

How long is the flight from Southampton to Ireland?

What are the most reliable airlines from Southampton to Ireland?

What are the cheapest flights from Southampton to Ireland?

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

How can I find direct flights from Southampton to Ireland?

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

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

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

Complete your trip

Complete your trip to Ireland by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to

Book a non-stop flight to one of these other cities located in .

Search flights from Southampton to Ireland by cabin class

Find flights from Southampton to Ireland, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Southampton and Ireland flights

Browse other Southampton and Ireland flight options. Last updated on 1 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Southampton to Ireland flights

Consider these flights travelling from Southampton to Ireland.

Fly to Ireland regions

Consider these flights travelling to Ireland regions.

Top 3 airlines flying from Southampton to Ireland

Fly with Cheapflights

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

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

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

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

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Cheapest flights from Southampton to Ireland
Explore the most affordable flight options available from Southampton to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 September 2026.

Best flights from Southampton to Ireland
Discover carefully curated flight deals from Southampton to Ireland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 1 September 2026.

Direct flights from Southampton to Ireland
Explore direct flight options from Southampton to Ireland based on user searches, and compare prices and availability for your desired travel dates. Data last updated 1 September 2026.

Last-minute flights from Southampton to Ireland
Discover last-minute flight deals from Southampton to Ireland. Data last updated 1 September 2026 and is based on user searches.

One-way flights from Southampton to Ireland
Search for one-way flight options from Southampton to Ireland. Find affordable one-way fares based on user searches. Data last updated 1 September 2026.