Cheap flights from Southampton to Ireland from €75
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 5/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names, great deals
Big names, great deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customise your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Southampton to Ireland
Cheap return flights
Cheap one-way flights
Cheap last-minute flights
Cheap direct flights
Aer Lingus flights from Southampton to Ireland
Our best Aer Lingus deals on Southampton to Ireland flight tickets
KLM flights from Southampton to Ireland
Our best KLM deals on Southampton to Ireland flight tickets
See travel insights to Ireland from
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 November is another great option to travel to Ireland, with average flight prices from Southampton averaging around €135.
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 Thursday when prices can be found for as low as €148. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around €1,613. These prices are subject to change though, so be sure to set up a Price Alert for flights to Ireland.
What is the cheapest time of day to depart on your flight to Ireland?
In the evening is the cheapest time of day to fly from Southampton to Ireland when you can find flight prices for as low as €140. Flying to Ireland in the evening is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Ireland is in the morning when prices are around €248.
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 weeks ahead of your departure date. In general, you can expect to find flights to Ireland for around €156 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ireland from Southampton for as low as €126 on momondo.
What cabin class options are available on Southampton Eastleigh to Ireland flights?
There are 1 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.
How many flights depart from Southampton to Ireland on average per day?
The number of flights available between Southampton and Ireland is 4 per day as of July 2025. The most frequent departure time is 09:00, with 53% of daily flights leaving at midday.
How many flights depart from Southampton to Ireland on average per week?
As of July 2025, 28 flights take off from Southampton and land in Ireland each week. The most common flight departure day for this route is Mon, with 25% of weekly flights 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 were last updated today.
How many operators does momondo search for flights from Southampton Eastleigh Airport to Ireland?
As of July 2025, there is 1 operator available to choose from for flights from Southampton Eastleigh Airport to Ireland.
How old do you have to be to fly from Southampton Eastleigh Airport to Ireland?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Southampton Eastleigh Airport to Ireland.
What documentation or ID do you need to fly to Ireland?
The necessary travel and health documents for your Ireland trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Southampton to Ireland?
Based on momondo bookings for flights between Southampton and Ireland, the leading plane model is ATR 72-201 / 202, making up 77.41% of the total bookings. Other popular models include Airbus A320neo with 5.56%, Boeing 737-800 Passenger/BBJ2 (winglets) with 3.01%, and Airbus A321neo with 2.46%.
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 €120 | Free Cancellation | Rating 7.1 1,140 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?
Flights from Southampton to Ireland with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
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?
Of course. momondo tracks the price of Southampton to Ireland flights. All you need is a valid email address and we will do the rest; it is that quick and easy.