Cheap flights from Southampton to Dublin from £32
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 14/5. 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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British Airways flights from Southampton to Dublin
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Aer Lingus flights from Southampton to Dublin
Our best Aer Lingus deals on Southampton to Dublin flight tickets
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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?
In general, January is the cheapest month to fly from Southampton to Dublin. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £108. If you aren’t able to travel to Dublin during the month of January, then flying in November is also cheap. Prices for this month can be found on momondo for an average of £118.
What is the cheapest day to depart on your flight to Dublin?
On average, the least expensive day to fly to Dublin from Southampton is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as £73. However, this price may fluctuate depending on the airline, the season, and holidays. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around £133. 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?
Flying to Dublin from Southampton in the evening is the least expensive time of day to depart. momondo users have found prices as low as £73 when looking at flights departing in the evening. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are £127 on average. Flights to Dublin from Southampton in the morning 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 8 weeks ahead of your departure date. In general, you can expect to find flights to Dublin for around £138 when searching 8 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dublin from Southampton for as low as £114 on momondo.
What cabin class options are available on Southampton Eastleigh to Dublin flights?
There are 2 cabin classes 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.
What is the cheapest airline that flies from Southampton Eastleigh to Dublin?
Aer Lingus, KLM, and British Airways are the most popular carriers operating from Southampton Eastleigh to Dublin
Which airlines fly to Dublin?
Ryanair, British Airways and Aer Lingus are the top three most popular airlines that fly to Dublin from Southampton according to our data. Ryanair is the first choice among our users, with 55% of people opting to fly with this airline when travelling to Dublin. Keep in mind that there are 4 different airlines that fly to Dublin on a routine basis, so you have a few additional options to choose from.
How many flights depart from Southampton to Dublin on average per day?
As of April 2025, 4 flights take off from Southampton and land in Dublin each day. The most common flight departure time for this route is 09:00, with 51% of daily flights taking off at midday.
How many flights depart from Southampton to Dublin on average per week?
As of April 2025, 34 flights take off from Southampton and land in Dublin each week. The most common flight departure day for this route is Thu, with 21% of weekly flights taking off on this day.
When to book flights from Southampton to Dublin
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
How far is Southampton Eastleigh to Dublin by plane?
The distance between Southampton Eastleigh and Dublin is about 265.7 mi. 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 refreshed on a daily basis.
How many operators does momondo search for flights from Southampton Eastleigh Airport to Dublin Airport?
As of April 2025, there are 3 operators available to choose from 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?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. 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 required travel and health documents for your Dublin Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Dublin Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Southampton to Dublin?
Based on momondo bookings for flights between Southampton and Dublin, the leading plane model is ATR 72-201 / 202, making up 78.44% of the total bookings. Other popular models include Airbus A320neo with 6.49%, Airbus A321neo with 3.53%, and Boeing 737-800 Passenger/BBJ2 (winglets) with 2.38%.
What is the most popular airline from Southampton to Dublin?
momondo data reveals that the most frequently booked airline on the route from Southampton to Dublin is Aer Lingus, representing 94% of all bookings. The subsequent popular airlines are KLM at 3% and British Airways at 3%.
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 | ||
|---|---|---|---|---|---|
| PriceFrom £69 | Free Cancellation | Rating 6.6 6,767 reviews | |||
| PriceFrom £81 | Free Cancellation | Rating 7.0 1,063 reviews | |||
| PriceFrom £127 | Free Cancellation | Rating 7.8 1,326 reviews |
Aer Lingus Flights From Southampton to Dublin
Aer Lingus flies from Southampton to Dublin around 14 times per week, with 1,063 momondo users rating the airline 7.0/10. The cheapest Aer Lingus deal from Southampton to Dublin in the last 72 hours was £107 (round-trip), much lower than the average airfare cost of £180 for Aer Lingus flights on this route.
British Airways Flights From Southampton to Dublin
The best British Airways deal for Southampton to Dublin flight tickets found on momondo in the last 72 hours was £92, round-trip. It should be noted that an average British Airways flight deal for this route in this time was higher, at £264 round-trip. British Airways operates 14 flights out of Southampton into Dublin in an average week, so prices vary by time and availability. 6,767 British Airways reviews by users on momondo have scored the airline at 6.6/10.
Travelling to a place near Dublin?
Book flights to Dublin if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Southampton to Dublin?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Dublin from Southampton.
Can I find flights from Southampton to Dublin with flexible booking policies on momondo?
momondo does allow users to show only those flights to Dublin from Southampton which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Southampton to Dublin?
momondo helps you find the best flight between Southampton and Dublin by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from Southampton to Dublin right now. Can momondo alert me if prices change?
Yes. momondo can track prices for Southampton to Dublin flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.