Cheap flights from Southampton to Ireland from £34
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 Ireland departing on 13/5. 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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KLM flights from Southampton to Ireland
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How to get the cheapest flight ticket from Southampton to Ireland
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 Ireland?
The month of January is, on average, the cheapest month to fly to Ireland from Southampton, with most prices found around £107. If you’re not able to fly to Ireland in January, then November is your next best option. Flight prices from Southampton to Ireland during November average around £117.
What is the cheapest day to depart on your flight to Ireland?
The cheapest day to depart on your flight to Ireland is on a Monday when prices can be found for as low as £137. This is often the case because there is less demand to fly during this day of the week. Flights from Southampton to Ireland on a Sunday will generally be more expensive and average around £164. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Ireland?
At midday is the cheapest time of day to fly from Southampton to Ireland when you can find flight prices for as low as £81. Flying to Ireland at midday is an ideal time because this is during off-peak travel hours. Flights to Ireland are more costly in the morning, with an average ticket price of £159. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.
What is the cheapest Southampton Eastleigh to Ireland flight route?
Fly from Southampton Eastleigh to Dublin for the best Southampton Eastleigh - Ireland flight prices
How far in advance should I book a flight to Ireland?
You are more likely to see cheaper flights to Ireland from Southampton when booking 8 weeks ahead of your departure date. In general, you can expect to find flights to Ireland for around £136 when searching 8 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ireland from Southampton for as low as £112 on momondo.
What cabin class options are available on Southampton Eastleigh to Ireland flights?
There are 2 cabin classes available to choose from on Southampton Eastleigh to Ireland 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 Ireland?
Aer Lingus, KLM, and British Airways are the most popular carriers operating from Southampton Eastleigh to Ireland
Which airlines fly to Ireland?
Ryanair, Aer Lingus and British Airways are the top three most popular airlines that fly to Ireland from Southampton according to our data. Ryanair is the first choice among our users, with 58% of people opting to fly with this airline when travelling to Ireland. Keep in mind that there are 4 different airlines that fly to Ireland on a routine basis, so you have a few additional options to choose from.
How many flights depart from Southampton to Ireland on average per day?
4 flights are operational daily from Southampton to Ireland as of May 2025. The most popular departure time for this route is 09:00, with 47% of flights per day taking off at midday.
How many flights depart from Southampton to Ireland on average per week?
34 flights are operational weekly from Southampton to Ireland as of May 2025. The most popular departure day for this route is Thu, with 21% of flights per week taking off on this day.
Cheap Southampton to Ireland flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Southampton to Ireland
When did momondo last update prices for flights from Southampton Eastleigh Airport to Ireland?
Prices for flights from Southampton Eastleigh Airport to Ireland refresh daily.
How many operators does momondo search for flights from Southampton Eastleigh Airport to Ireland?
The number of operators available for flights from Southampton Eastleigh Airport to Ireland is 3 as of May 2025.
How old do you have to be to fly from Southampton Eastleigh Airport to Ireland?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Southampton Eastleigh Airport to Ireland.
What documentation or ID do you need to fly to Ireland?
The required travel and health documents for your Ireland 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 Ireland. 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 Ireland?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Southampton to Ireland is ATR 72-201 / 202 (78.39% of total bookings). The next most popular plane models are Airbus A320neo (6.50%), Airbus A321neo (2.76%), and Boeing 737-800 Passenger/BBJ2 (winglets) (2.60%).
Best airlines flying from Southampton to Ireland
Compare and see reviews for airlines that fly from Southampton to Ireland with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £69 | Free Cancellation | Rating 6.6 6,845 reviews | |||
| PriceFrom £79 | Free Cancellation | Rating 7.0 1,076 reviews | |||
| PriceFrom £127 | Free Cancellation | Rating 7.8 1,334 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Southampton to Ireland?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Southampton to Ireland for you.
Can I find flights from Southampton to Ireland with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Southampton to Ireland flights to just show those with flexible booking policies.
How can momondo help me find flights from Southampton to Ireland?
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 Ireland.
I’m not ready to book a flight from Southampton to Ireland right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Southampton to Ireland now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Ireland and let you know when they change.