SOU - DUB

£58 Find Cheap Flights from Southampton to Dublin – Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest return flight
£95
Typical prices: £127-£190
Aer Lingus
Sun 18/11Thu 22/11
SOU - DUB • Direct
Cheapest one-way flight
£58
Typical prices: £71-£127
Multiple Airlines
Mon 3/12
SOU - DUB • 1 stop
Direct flights
You can fly direct with Aer Lingus. Average duration is 1h 40m
Direct flights
+1
Direct flights
+1
When to book
in advance
Our data shows that travellers who book at least 6 weeks in advance save around 28% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 13% price drop
Most popular
Good to know
+1
Good to know
+1
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Booking Insights
Flight Deals

Cheap Flights from Southampton to Dublin (SOU-DUB)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Southampton to Dublin

Wed, 18 Nov - Sun, 22 Nov
Aer Lingus Logo
20:00 - 21:40SOU  Southampton Eastleigh-DUB Dublin
1h 40mdirect
Aer Lingus Logo
07:00 - 08:45DUB  Dublin-SOU Southampton Eastleigh
1h 45mdirect
£95Aer Lingus
Thu, 19 Nov - Sat, 21 Nov
Aer Lingus Logo
12:25 - 14:05SOU  Southampton Eastleigh-DUB Dublin
1h 40mdirect
Aer Lingus Logo
07:00 - 08:45DUB  Dublin-SOU Southampton Eastleigh
1h 45mdirect
£95Aer Lingus
Fri, 6 Nov - Sun, 8 Nov
Aer Lingus Logo
20:00 - 21:40SOU  Southampton Eastleigh-DUB Dublin
1h 40mdirect
Aer Lingus Logo
07:00 - 08:45DUB  Dublin-SOU Southampton Eastleigh
1h 45mdirect
£95Aer Lingus
Sun, 8 Nov - Mon, 9 Nov
Aer Lingus Logo
09:20 - 11:00SOU  Southampton Eastleigh-DUB Dublin
1h 40mdirect
Aer Lingus Logo
07:10 - 08:50DUB  Dublin-SOU Southampton Eastleigh
1h 40mdirect
£96Aer Lingus
Thu, 3 Dec - Thu, 10 Dec
Multiple Airlines Logo
13:55 - 19:00SOU  Southampton Eastleigh-DUB Dublin
5h 05m1 stop Glasgow Intl
Multiple Airlines Logo
10:15 - 11:55DUB  Dublin-SOU Southampton Eastleigh
1h 40mdirect
£98Multiple Airlines
Tue, 24 Nov - Sun, 29 Nov
Multiple Airlines Logo
12:15 - 10:55SOU  Southampton Eastleigh-DUB Dublin
22h 40m1 stop Glasgow Intl
Multiple Airlines Logo
07:00 - 08:45DUB  Dublin-SOU Southampton Eastleigh
1h 45mdirect
£102Multiple Airlines
Mon, 11 Jan - Wed, 13 Jan
Multiple Airlines Logo
15:30 - 19:45SOU  Southampton Eastleigh-DUB Dublin
4h 15m1 stop Manchester
Multiple Airlines Logo
10:10 - 11:50DUB  Dublin-SOU Southampton Eastleigh
1h 40mdirect
£104Multiple Airlines
Fri, 13 Nov - Fri, 27 Nov
British Airways Logo
20:00 - 21:40SOU  Southampton Eastleigh-DUB Dublin
1h 40mdirect
British Airways Logo
07:10 - 08:50DUB  Dublin-SOU Southampton Eastleigh
1h 40mdirect
£229British Airways
Sat, 7 Nov - Tue, 10 Nov
British Airways Logo
12:25 - 14:05SOU  Southampton Eastleigh-DUB Dublin
1h 40mdirect
British Airways Logo
17:50 - 19:30DUB  Dublin-SOU Southampton Eastleigh
1h 40mdirect
£229British Airways
Thu, 26 Nov - Sun, 29 Nov
British Airways Logo
09:20 - 11:00SOU  Southampton Eastleigh-DUB Dublin
1h 40mdirect
British Airways Logo
07:00 - 08:45DUB  Dublin-SOU Southampton Eastleigh
1h 45mdirect
£229British Airways
Booking Insights

Price, demand, and travel trends for Southampton to Dublin flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

How much is a return flight from Southampton to Dublin?

Return flights from Southampton to Dublin typically range from £127 to £190. The lowest price found in the past 5 days was £95 on Aer Lingus.

What's the cheapest day of the week to fly from Southampton to Dublin?

Based on deals KAYAK users found in the last 12 months, Tuesday is the cheapest day of the week to fly from Southampton to Dublin. It’s 12% cheaper than the average day, while Friday is the most expensive, with prices 9% higher.

What is the cheapest month to fly from Southampton to Dublin?

•January is the cheapest month to fly from Southampton to Dublin at £129 return.
•June (£196) and July (£185) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 51% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Southampton to Dublin the cheapest?

Flights from Southampton to Dublin are cheapest 6 weeks before departure. Booking in this window typically costs about 28% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Key details for Southampton to Dublin flights

Low season

September

Cheapest flight

£58
Beat the crowds with an average 14% drop in traveller numbers.
The most popular month to fly with an average 22% increase in traveller numbers.
One-way flight from Southampton to Dublin

When to book flights from Southampton to Dublin

Are your dates flexible? Find out the best times to travel from Southampton to Dublin based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Southampton to Dublin flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines, and booking tips.

  • What are the earliest and latest flights from Southampton to Dublin?

    These are the earliest and latest flight times available from Southampton to Dublin:

    • Earliest: departs at 09:15 and lands at 10:55
    • Latest: departs at 20:00 and lands at 21:40.

    The flight takes about 1h 40m.

  • Which cabin classes can I book on flights from Southampton to Dublin?

    Only Economy class is available on flights from Southampton to Dublin.

  • How long is a flight from Southampton to Dublin?

    A direct flight from Southampton to Dublin takes 1h 40m, covering 268 miles.

  • Do I need a passport to fly from Southampton to Dublin?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Southampton to Dublin flight?

    Return flights from Southampton to Dublin range from £127 to £190, with an average of £148 over the past 12 months. Anything below £127 counts as a good deal.

  • How expensive are last-minute Southampton to Dublin flights?

    Last-minute fares on this route (booked within two weeks of departure) run 15% above the £148 route average. Book 6 weeks before departure for the lowest fares.

  • How much can I save by having a stopover when flying from Southampton to Dublin?

    On this route, direct flights are cheaper than stopover options on average. Direct fares average £147 return, compared with £193 via a stopover through Amsterdam Schiphol (AMS).

  • What is the standard checked bag allowance on flights from Southampton to Dublin?

    There is no standard. Checked bag policies vary by airline on this route. Most carriers charge £17–£75 for the first checked bag in Economy. Premium fares and elite status bookings typically include a free checked bag.

  • Which aircraft model is used most often on flights from Southampton to Dublin?

    The ATR 72-201 / 202 family is used most often on this route, operated mainly by Aer Lingus and British Airways. Other aircraft seen on the route include Boeing 737-800 Passenger/BBJ2 (winglets) variants.

  • How are flight departures from Southampton to Dublin spread across the day?

    Morning is the busiest departure period on Southampton to Dublin flights, with 34% leaving in that window. Afternoon departures account for 33%, Evening flights for 33%, and Night flights for 0%.

  • Have flight prices from Southampton to Dublin changed much recently?

    Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about £95 to £835. That means the highest observed fare was about 9x higher than the lowest one.

  • How are flight prices from Southampton to Dublin looking right now?

    One-way fares from Southampton to Dublin are currently lower than usual. Average one-way flight prices are about £81, which is 18% below the typical average for this route.

  • Which car hire options are available at Dublin Airport (DUB)?

    Dublin Airport (DUB) hosts 5 major car hire companies, with daily rates starting from around £3 for economy cars. Top options include:

    • Budget
    • Sixt
    • Easirent
    • Europcar
    • Thrifty

  • Which airports can I use when flying from Southampton to Dublin?

    Flights from Southampton to Dublin usually depart from Southampton Eastleigh (SOU) and arrive at Dublin (DUB).

  • Which airports do connecting flights from Southampton to Dublin pass through?

    Most connecting flights from Southampton to Dublin pass through Amsterdam Schiphol (AMS), which handles 100% of one-stop traffic on this route.

  • Can I save money by using flexible dates for flights from Southampton to Dublin?

    Yes. Flexible dates can save you up to 19% on flights from Southampton to Dublin. Tuesday is the cheapest departure day at £132 return on average, while Friday is the most expensive at £162, a difference of £30.

    KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.

  • Which airlines fly from Southampton to Dublin?

    Only Aer Lingus operates flights between Southampton and Dublin.

  • What popular places can I visit in Dublin?

    Some of the most popular sights in Dublin are Croke Park, The Convention Centre Dublin, and 3Olympia Theatre. These are among the most viewed places in Dublin on KAYAK.

  • Which airlines offer extra legroom and free seat selection on Southampton to Dublin flights?

    Among airlines operating Southampton to Dublin flights:

    • Aer Lingus: offers extra legroom; offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • Which airlines include bags at no extra cost on Southampton to Dublin flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • Aer Lingus: a cabin bag and a checked bag in Economy class
    • British Airways: a cabin bag and a checked bag in Economy class

    Baggage allowance can vary by ticket type, cabin class, route, and airline, so always check the fare details before booking.

  • Are there facilities at Southampton Airport (SOU) for parents with kids?

    For families that are travelling with young kids, you can use the facilities in SOU Airport to take care of your little ones. For instance you can use a baby care room that is found conveniently on the main concourse, which is a private area to tend to your child.

  • How can I travel from Dublin Airport (DUB) to the city centre?

    When you land at DUB Airport it’s easy to travel to the centre of the city. For example, you can take the Dublin Express bus from outside the arrivals hall, which takes around 25min to get to the centre of Dublin. Alternatively, you can get a taxi from the front of the terminal, or drive via the M50, which takes about 30min.

  • Are there hotels I can stay at before I fly from Southampton Airport?

    If you have an early flight to take from Southampton Airport, you can opt to stay at a hotel the night before you leave. For example, Ellington Lodge at The Concorde is a hotel that is only about a 3min car journey from the terminal building. You can also request a wake-up call so that you don’t sleep in ahead of your journey.

  • Can I use a currency exchange at Dublin Airport?

    When you land in Dublin you can exchange your Pound Sterling for Euros so that you are all set for your trip. For example, you can find an International Currency Exchange conveniently located outside the arrivals hall.

Your guide to booking Southampton to Dublin flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Tuesday departure and avoid flying on Friday. On this route, Tuesday flights average £132, about £30 less than Friday fares (19% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 6 weeks before you fly. On this route, that window historically saves about 28% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Southampton to Dublin trip for January. Fares historically average £129 return in that month – typically £67 less than the most expensive month, which is June (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Dublin Airport.

    • Clayton Hotel Dublin Airport
    • Maldron Hotel Dublin Airport
    • Metro Hotel Dublin Airport
  • When you’re flying from Southampton Airport (SOU) there are lounges that you can relax at before take-off. For example, the Spitfire Lounge costs around £25 and provides facilities such as Wi-Fi, quiet zones and refreshments. The lounge can be found on the first floor of the departures area and can be pre-booked online.
  • Once you land at Dublin Airport (DUB) you can travel to a range of nearby towns, making this a great airport to land at. For example, you can get to Dunboyne in about 18min by car, Ashbourne in around 19min driving and Naas is approximately 30min away by car.
  • It’s easy to get to Southampton Airport from the city centre, with there being several options to choose from. One of the fastest ways is using South Western Railway, which provides a service that reaches the airport in about 7min. You can also take a taxi from the city centre, or drive via the A335, which takes around 13min.
  • If you have a disability or mobility issues and you’re travelling in Southampton Airport, you can get assistance during your transit. It’s best to call the airline at least 48h before you depart to give them time to arrange for suitable help.
  • When you’re travelling through Southampton Airport you can speed up your journey using the fast track service that’s available to you. This can be purchased online before you arrive for around £4. This will help you skip the queues and offer you more time to relax in the departures area.

Prefer to fly direct from Southampton to Dublin?

 
Find which airlines fly direct from Southampton Eastleigh Airport to Dublin Airport, which days they fly and book direct flights.

Direct departures

Southampton Eastleigh to Dublin

Monday

Aer Lingus

Aer Lingus

Tuesday

Aer Lingus

Aer Lingus

Wednesday

Aer Lingus

Aer Lingus

Thursday

Aer Lingus

Aer Lingus

Friday

Aer Lingus

Aer Lingus

Saturday

Aer Lingus

Aer Lingus

Sunday

Aer Lingus

Aer Lingus

See more direct flights

Direct returns

Dublin to Southampton Eastleigh

Monday

Aer Lingus

Aer Lingus

Tuesday

Aer Lingus

Aer Lingus

Wednesday

Aer Lingus

Aer Lingus

Thursday

Aer Lingus

Aer Lingus

Friday

Aer Lingus

Aer Lingus

Saturday

Aer Lingus

Aer Lingus

Sunday

Aer Lingus

Aer Lingus

See more direct flights

More options for your flight from Southampton to Dublin

Complete your trip to Dublin with a hotel stay or car hire