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Cheap flights from Southampton to Dublin from €80

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Southampton to Dublin departing on 5/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap return flights

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Multiple Airlines Logo
15:20 - 07:45SOU-DUB
16h 25m1 stop
Multiple Airlines Logo
18:00 - 19:40DUB-SOU
1h 40mdirect
€120Multiple Airlines
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Sat, 6 Dec - Wed, 10 Dec
Aer Lingus Logo
16:05 - 17:40SOU-DUB
1h 35mdirect
Aer Lingus Logo
10:10 - 11:55DUB-SOU
1h 45mdirect
€121Aer Lingus
Find Deal
Wed, 10 Dec - Wed, 17 Dec
Aer Lingus Logo
20:10 - 21:50SOU-DUB
1h 40mdirect
Aer Lingus Logo
07:00 - 08:45DUB-SOU
1h 45mdirect
€122Aer Lingus
Find Deal
Mon, 17 Nov - Sun, 23 Nov
Multiple Airlines Logo
19:55 - 07:30SOU-DUB
11h 35m1 stop
Multiple Airlines Logo
07:00 - 08:45DUB-SOU
1h 45mdirect
€123Multiple Airlines
Find Deal
Mon, 17 Nov - Sun, 23 Nov
Aer Lingus Logo
20:10 - 21:50SOU-DUB
1h 40mdirect
Aer Lingus Logo
10:10 - 11:55DUB-SOU
1h 45mdirect
€125Aer Lingus
Find Deal
Mon, 8 Dec - Wed, 10 Dec
Aer Lingus Logo
20:10 - 21:50SOU-DUB
1h 40mdirect
Aer Lingus Logo
07:00 - 08:45DUB-SOU
1h 45mdirect
€126Aer Lingus
Find Deal
Thu, 11 Dec - Sun, 14 Dec
Aer Lingus Logo
20:10 - 21:50SOU-DUB
1h 40mdirect
Aer Lingus Logo
07:00 - 08:45DUB-SOU
1h 45mdirect
€126Aer Lingus
Find Deal
Thu, 19 Feb - Sun, 22 Feb
KLM Logo
09:25 - 16:20SOU-DUB
6h 55m1 stop
KLM Logo
13:25 - 17:25DUB-SOU
4h 00m1 stop
€178KLM
Find Deal
Sat, 8 Nov - Mon, 10 Nov
KLM Logo
09:30 - 16:20SOU-DUB
6h 50m1 stop
KLM Logo
08:50 - 08:10DUB-SOU
23h 20m1 stop
€181KLM
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Sun, 23 Nov - Sun, 30 Nov
KLM Logo
09:00 - 16:20SOU-DUB
7h 20m1 stop
KLM Logo
17:15 - 08:20DUB-SOU
15h 05m1 stop
€188KLM
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Thu, 19 Feb - Sun, 22 Feb

Aer Lingus flights from Southampton to Dublin

Our best Aer Lingus deals on Southampton to Dublin flight tickets
Aer Lingus
10 Dec
SOU16:05Southampton Eastleigh
1h 35m
DUB17:40Dublin
17 Dec
DUB10:10Dublin
1h 45m
SOU11:55Southampton Eastleigh
€121
Find similar
Aer Lingus
17 Nov
SOU20:10Southampton Eastleigh
1h 40m
DUB21:50Dublin
23 Nov
DUB07:00Dublin
1h 45m
SOU08:45Southampton Eastleigh
€122
Find similar
Aer Lingus
8 Dec
SOU20:10Southampton Eastleigh
1h 40m
DUB21:50Dublin
10 Dec
DUB10:10Dublin
1h 45m
SOU11:55Southampton Eastleigh
€125
Find similar

KLM flights from Southampton to Dublin

Our best KLM deals on Southampton to Dublin flight tickets
KLM
8 Nov
SOU09:25Southampton Eastleigh
6h 55m
1 stop
DUB16:20Dublin
10 Nov
DUB13:25Dublin
4h 00m
1 stop
SOU17:25Southampton Eastleigh
€178
Find similar
KLM
23 Nov
SOU09:30Southampton Eastleigh
6h 50m
1 stop
DUB16:20Dublin
30 Nov
DUB08:50Dublin
23h 20m
1 stop
SOU08:10Southampton Eastleigh
€181
Find similar
KLM
19 Feb
SOU09:00Southampton Eastleigh
7h 20m
1 stop
DUB16:20Dublin
22 Feb
DUB17:15Dublin
15h 05m
1 stop
SOU08:20Southampton Eastleigh
€188
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Southampton to Dublin 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, momondo users made 13,528 searches. Data last updated 26 October 2025.
Use the filters below to find and compare flights from Southampton to Dublin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SouthamptonDublin

SOU - DUB

SOUDUB

Southampton Eastleigh

Sat 6/12

15:20-07:45

1 stop16h 25m

Dublin

Wed 10/12

18:00-19:40

Nonstop1h 40m

€120

SouthamptonDublin

SOU - DUB

SOUDUB

Southampton Eastleigh

Wed 10/12

16:05-17:40

Nonstop1h 35m

Dublin

Wed 17/12

10:10-11:55

Nonstop1h 45m

€121

SouthamptonDublin

SOU - DUB

SOUDUB

Southampton Eastleigh

Mon 17/11

20:10-21:50

Nonstop1h 40m

Dublin

Sun 23/11

07:00-08:45

Nonstop1h 45m

€122

SouthamptonDublin

SOU - DUB

SOUDUB

Southampton Eastleigh

Mon 17/11

19:55-07:30

1 stop11h 35m

Dublin

Sun 23/11

07:00-08:45

Nonstop1h 45m

€123

SouthamptonDublin

SOU - DUB

SOUDUB

Southampton Eastleigh

Mon 8/12

20:10-21:50

Nonstop1h 40m

Dublin

Wed 10/12

10:10-11:55

Nonstop1h 45m

€125

SouthamptonDublin

SOU - DUB

SOUDUB

Southampton Eastleigh

Thu 11/12

20:10-21:50

Nonstop1h 40m

Dublin

Sun 14/12

07:00-08:45

Nonstop1h 45m

€126

SouthamptonDublin

SOU - DUB

SOUDUB

Southampton Eastleigh

Thu 19/2

20:10-21:50

Nonstop1h 40m

Dublin

Sun 22/2

07:00-08:45

Nonstop1h 45m

€126

SouthamptonDublin

SOU - DUB

SOUDUB

Southampton Eastleigh

Sat 8/11

09:25-16:20

1 stop6h 55m

Dublin

Mon 10/11

13:25-17:25

1 stop4h 00m

€178

SouthamptonDublin

SOU - DUB

SOUDUB

Southampton Eastleigh

Sun 23/11

09:30-16:20

1 stop6h 50m

Dublin

Sun 30/11

08:50-08:10

1 stop23h 20m

€181

SouthamptonDublin

SOU - DUB

SOUDUB

Southampton Eastleigh

Thu 19/2

09:00-16:20

1 stop7h 20m

Dublin

Sun 22/2

17:15-08:20

1 stop15h 05m

€188

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Dublin from

How to get the cheapest flight ticket from Southampton to Dublin

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Dublin?

If you aren’t able to travel during the month of January, then book flights to Dublin from Southampton during February instead. Flights to Dublin in February, while not as cheap as those in January, still average around €140.

What is the cheapest day to depart on your flight to Dublin?

Our data shows that Monday is the least expensive day to fly to Dublin. Tickets to fly out on this day can be as low as €129. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around €239. These prices are subject to change though, so be sure to set up a Price Alert for flights to Dublin.

What is the cheapest time of day to depart on your flight to Dublin?

Our data shows that the cheapest Southampton to Dublin flights are usually those with departure times in the afternoon. Our users have found flights to Dublin in the afternoon for as low as €145. If you have a flexible travel schedule, then try to avoid flying at midday when prices are €190 on average. Flights to Dublin from Southampton at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest Southampton Eastleigh to Dublin flight route?

Fly from Southampton Eastleigh to Dublin for the best Southampton Eastleigh - Dublin flight prices

How far in advance should I book a flight to Dublin?

You are more likely to see cheaper flights to Dublin from Southampton when booking weeks ahead of your departure date. In general, you can expect to find flights to Dublin for around €164 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dublin from Southampton for as low as €138 on momondo.

What cabin class options are available on Southampton Eastleigh to Dublin flights?

There is only 1 cabin class available to choose from on Southampton Eastleigh to Dublin flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Southampton to Dublin flight prices changed over time?

As of October 2025, prices for Southampton to Dublin flights are approximately 31% more expensive when compared to flights at the same time last year.

When to book flights from Southampton to Dublin

Are you open to changing your travel dates? Check out the ideal times to fly from Southampton to Dublin according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Southampton to Dublin (SOU to DUB) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Southampton to Dublin

Best price found

€1,636

Fastest flight time

1h 35m

Direct flights

Mon, Tue, Thu, Fri, Sat and Sun

Airports in Dublin

1 airport
The best flight deal from Southampton to Dublin found on momondo in the last 72 hours is €1,636
The fastest flight from Southampton to Dublin takes 1h 35m
Direct flights go from Southampton to Dublin on Monday, Tuesday, Thursday, Friday, Saturday and Sunday. There are no airlines offering direct flights..
There is 1 airport near Dublin: Dublin (DUB)
Search flight deals

  • How far is Southampton Eastleigh to Dublin by plane?

    The straight-line distance from Southampton Eastleigh to Dublin is 427.7 km. By plane, this route typically takes 1h 35m.

  • When did momondo last update prices for flights from Southampton Eastleigh Airport to Dublin Airport?

    Prices for flights from Southampton Eastleigh Airport to Dublin Airport are updated daily.

  • How many operators does momondo search for flights from Southampton Eastleigh Airport to Dublin Airport?

  • How old do you have to be to fly from Southampton Eastleigh Airport to Dublin Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Southampton Eastleigh Airport to Dublin Airport.

  • What documentation or ID do you need to fly to Dublin Airport?

    The travel and health documents you'll need for your trip to Dublin Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Dublin Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Southampton to Dublin?

  • What is the most popular airline from Southampton to Dublin?

Best airlines flying from Southampton to Dublin

Compare and see reviews for airlines that fly from Southampton to Dublin with momondo
Airline
Rating
Free Cancellation
Price
Aer LingusPriceFrom €121Free CancellationRating
7.2
1,357 reviews
Search Aer Lingus flights

  • Aer Lingus Flights From Southampton to Dublin

    The lowest priced Aer Lingus flight from Southampton to Dublin from the last 72 hours was €121. Generally, Aer Lingus has 17 flights on this route every week with an average price of €150. Aer Lingus is rated 7.2/10 by our users.

Travelling to a place near Dublin?

Book flights to Dublin if you plan to visit one of these locations
Kilkenny
Athlone
Wicklow
Cavan
Swords
Dundalk
Tullamore
Enniscorthy
Kildare
Bray
Naas
Mullingar
Maynooth
Arklow
Carlingford
Leixlip
Drogheda
Gorey
Malahide
Portmarnock

Why use momondo?

Why should I use momondo to find a flight deal from Southampton to Dublin?

It is quick and easy to find Southampton to Dublin flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Dublin that suits you.

Can I find flights from Southampton to Dublin with flexible booking policies on momondo?

Yes. All flights to Dublin from Southampton on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Southampton to Dublin?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Southampton to Dublin.

I’m not ready to book a flight from Southampton to Dublin right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Southampton to Dublin flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Dublin trip

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