This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — DUB
18 Sep — 25 Sep1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Southampton Eastleigh to Dublin are usually found in February or January, booked 77 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday
Cheap flight deals from Southampton to Dublin
Enter your travel dates to find the best prices.
Cheapest
Best
Direct
Last-minute
One-way
Cheapest flights from Southampton to Dublin
Explore the most affordable flight options available from Southampton to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 August 2026.
Tue 1/920:00 -
Nonstop1h 35m
Tue 8/917:50 -
Nonstop1h 40m
Deal found 14/8£108
Thu 17/920:00 -
Nonstop1h 35m
Sun 20/906:55 -
Nonstop1h 40m
Deal found 15/8£109
Sun 13/909:20 -
Nonstop1h 40m
Mon 21/907:00 -
Nonstop1h 40m
Deal found 16/8£109
Wed 23/910:45 -
1 stop12h 50m
Tue 29/906:55 -
1 stop5h 55m
Deal found 14/8£110
Fri 18/920:00 -
Nonstop1h 35m
Sat 19/917:50 -
Nonstop1h 40m
Deal found 16/8£111
Fri 6/1117:15 -
1 stop5h 35m
Sun 8/1107:00 -
Nonstop1h 40m
Deal found 18/8£112
Mon 14/920:00 -
Nonstop1h 35m
Wed 16/906:20 -
1 stop3h 55m
Deal found 16/8£113
Wed 2/920:00 -
Nonstop1h 35m
Tue 15/919:15 -
1 stop15h 00m
Deal found 17/8£115
Wed 30/910:45 -
1 stop12h 50m
Wed 7/1006:20 -
1 stop3h 55m
Deal found 16/8£117
Best flights from Southampton to Dublin
Discover carefully curated flight deals from Southampton to Dublin that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 19 August 2026.
Wed 28/1020:00 -
Nonstop1h 35m
Sun 1/1107:00 -
Nonstop1h 40m
Deal found 14/8£109
Thu 8/1011:40 -
1 stop11h 00m
Thu 15/1021:50 -
1 stop10h 55m
Deal found 18/8£120
Tue 15/917:20 -
1 stop5h 05m
Tue 22/911:10 -
1 stop5h 40m
Deal found 16/8£151
Thu 3/1217:05 -
Nonstop1h 50m
Sat 5/1207:00 -
Nonstop1h 40m
Deal found 17/8£230
Mon 7/909:20 -
Nonstop1h 40m
Mon 14/907:00 -
Nonstop1h 40m
Deal found 14/8£134
Sun 13/909:20 -
Nonstop1h 40m
Sun 20/905:55 -
1 stop26h 40m
Deal found 14/8£142
Sat 29/817:30 -
1 stop4h 55m
Sun 30/805:55 -
1 stop11h 05m
Deal found 19/8£171
Thu 19/1113:55 -
1 stop5h 05m
Sat 21/1117:15 -
2 stops22h 20m
Deal found 14/8£196
Mon 15/217:05 -
Nonstop1h 50m
Mon 1/314:45 -
Nonstop1h 50m
Deal found 17/8£230
Wed 18/1109:20 -
Nonstop1h 40m
Wed 2/1217:50 -
Nonstop1h 40m
Deal found 19/8£230
Sat 13/209:20 -
Nonstop1h 40m
Sat 27/207:00 -
Nonstop1h 40m
Deal found 15/8£230
Direct flights from Southampton to Dublin
Explore direct flight options from Southampton to Dublin based on user searches, and compare prices and availability for your desired travel dates. Data last updated 19 August 2026.
Tue 1/920:00 -
Nonstop1h 35m
Tue 8/917:50 -
Nonstop1h 40m
Deal found 14/8£108
Thu 17/920:00 -
Nonstop1h 35m
Sun 20/906:55 -
Nonstop1h 40m
Deal found 15/8£109
Sun 13/909:20 -
Nonstop1h 40m
Mon 21/907:00 -
Nonstop1h 40m
Deal found 16/8£109
Wed 30/909:20 -
Nonstop1h 40m
Wed 7/1006:25 -
Nonstop1h 40m
Deal found 16/8£110
Fri 18/920:00 -
Nonstop1h 35m
Mon 21/907:00 -
Nonstop1h 40m
Deal found 16/8£111
Fri 18/920:00 -
Nonstop1h 35m
Fri 2/1007:00 -
Nonstop1h 40m
Deal found 19/8£113
Fri 6/1117:05 -
Nonstop1h 50m
Sun 8/1107:00 -
Nonstop1h 40m
Deal found 18/8£114
Tue 1/920:00 -
Nonstop1h 35m
Tue 15/907:00 -
Nonstop1h 40m
Deal found 18/8£115
Fri 2/1020:00 -
Nonstop1h 35m
Fri 9/1017:50 -
Nonstop1h 40m
Deal found 18/8£117
Mon 5/1020:00 -
Nonstop1h 35m
Fri 9/1007:00 -
Nonstop1h 40m
Deal found 18/8£118
Thu 1/1020:00 -
Nonstop1h 35m
Sun 4/1006:55 -
Nonstop1h 40m
Deal found 19/8£119
Sun 17/120:00 -
Nonstop1h 35m
Fri 22/107:00 -
Nonstop1h 40m
Deal found 17/8£120
Last-minute flights from Southampton to Dublin
Discover last-minute flight deals from Southampton to Dublin. Data last updated 19 August 2026 and is based on user searches.
Tue 25/820:00 -
Nonstop1h 35m
Thu 27/807:00 -
Nonstop1h 40m
Deal found 16/8£120
Tue 1/920:00 -
Nonstop1h 35m
Tue 8/917:50 -
Nonstop1h 40m
Deal found 14/8£108
Wed 2/920:00 -
Nonstop1h 35m
Tue 15/919:15 -
1 stop15h 00m
Deal found 17/8£115
Sun 13/909:20 -
Nonstop1h 40m
Mon 21/907:00 -
Nonstop1h 40m
Deal found 16/8£109
Mon 14/920:00 -
Nonstop1h 35m
Wed 16/906:20 -
1 stop3h 55m
Deal found 16/8£113
Thu 17/920:00 -
Nonstop1h 35m
Sun 20/906:55 -
Nonstop1h 40m
Deal found 15/8£109
Fri 18/920:00 -
Nonstop1h 35m
Sat 19/917:50 -
Nonstop1h 40m
Deal found 16/8£111
Wed 23/910:45 -
1 stop12h 50m
Tue 29/906:55 -
1 stop5h 55m
Deal found 14/8£110
Wed 30/910:45 -
1 stop12h 50m
Wed 7/1006:20 -
1 stop3h 55m
Deal found 16/8£117
One-way flights from Southampton to Dublin
Search for one-way flight options from Southampton to Dublin. Find affordable one-way fares based on user searches. Data last updated 19 August 2026.
Sat 3/1009:20 -
Nonstop1h 40m
Deal found 19/8£58
Sun 13/909:20 -
Nonstop1h 40m
Deal found 15/8£58
Wed 2/920:00 -
Nonstop1h 35m
Deal found 18/8£59
Tue 29/920:00 -
Nonstop1h 35m
Deal found 15/8£60
Wed 16/917:20 -
Nonstop1h 35m
Deal found 16/8£65
Wed 25/1109:20 -
Nonstop1h 40m
Deal found 17/8£66
Mon 23/1109:20 -
Nonstop1h 40m
Deal found 15/8£68
Fri 27/1120:00 -
Nonstop1h 35m
Deal found 19/8£70
Wed 21/1020:00 -
Nonstop1h 35m
Deal found 18/8£72
Thu 29/1020:00 -
Nonstop1h 35m
Deal found 15/8£75
Wed 2/910:45 -
1 stop12h 50m
Deal found 17/8£76
Find flight deals from Southampton to Dublin
Discover tips and strategies to find the most affordable flight options for your journey from Southampton (SOU) to Dublin (DUB). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 19 August 2026.
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, Cheapflights users made 858,174 searches. Data last updated 19 August 2026.
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
Cheapest return flight
Fastest return journey
SouthamptonDublin
SOU Southampton Eastleigh - DUB Dublin
SOUDUB
Southampton Eastleigh
Wed 28/10
20:00-21:35
Nonstop1h 35m
Dublin
Sun 1/11
07:00-08:40
Nonstop1h 40m
£109
SouthamptonDublin
SOU Southampton Eastleigh - DUB Dublin
SOUDUB
Southampton Eastleigh
Thu 8/10
11:40-22:40
1 stop11h 00m
Dublin
Thu 15/10
21:50-08:45
1 stop10h 55m
£120
SouthamptonDublin
SOU Southampton Eastleigh - DUB Dublin
SOUDUB
Southampton Eastleigh
Mon 7/9
09:20-11:00
Nonstop1h 40m
Dublin
Mon 14/9
07:00-08:40
Nonstop1h 40m
£134
SouthamptonDublin
SOU Southampton Eastleigh - DUB Dublin
SOUDUB
Southampton Eastleigh
Sun 13/9
09:20-11:00
Nonstop1h 40m
Dublin
Sun 20/9
05:55-08:35
1 stop26h 40m
£142
SouthamptonDublin
SOU Southampton Eastleigh - DUB Dublin
SOUDUB
Southampton Eastleigh
Tue 15/9
17:20-22:25
1 stop5h 05m
Dublin
Tue 22/9
11:10-16:50
1 stop5h 40m
£151
SouthamptonDublin
SOU Southampton Eastleigh - DUB Dublin
SOUDUB
Southampton Eastleigh
Sat 29/8
17:30-22:25
1 stop4h 55m
Dublin
Sun 30/8
05:55-17:00
1 stop11h 05m
£171
SouthamptonDublin
SOU Southampton Eastleigh - DUB Dublin
SOUDUB
Southampton Eastleigh
Thu 19/11
13:55-19:00
1 stop5h 05m
Dublin
Sat 21/11
17:15-15:35
2 stops22h 20m
£196
SouthamptonDublin
SOU Southampton Eastleigh - DUB Dublin
SOUDUB
Southampton Eastleigh
Thu 3/12
17:05-18:55
Nonstop1h 50m
Dublin
Sat 5/12
07:00-08:40
Nonstop1h 40m
£230
SouthamptonDublin
SOU Southampton Eastleigh - DUB Dublin
SOUDUB
Southampton Eastleigh
Mon 15/2
17:05-18:55
Nonstop1h 50m
Dublin
Mon 1/3
14:45-16:35
Nonstop1h 50m
£230
SouthamptonDublin
SOU Southampton Eastleigh - DUB Dublin
SOUDUB
Southampton Eastleigh
Wed 18/11
09:20-11:00
Nonstop1h 40m
Dublin
Wed 2/12
17:50-19:30
Nonstop1h 40m
£230
Flights are sorted by cheapest return flights first.
Deals found on 19/8
Showing 1-10 of 23 resultsSorted by cheapest first
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Best time to book a flight from Southampton to Dublin
Have a flexible travel schedule? Discover the best time to fly to Dublin from Southampton with our price prediction graph.
SOU-DUB
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Southampton to Dublin
Prices
Airlines
How far ahead should I book a flight from Southampton to Dublin?
The price you pay for your flight from Southampton to Dublin may vary depending on when you book. For the best chance of a lower fare, look to book 76 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Southampton to Dublin?
Currently, February is the cheapest month in which you can book a flight from Southampton to Dublin (average of £126). Flying from Southampton to Dublin in June is currently the most expensive (average of £191). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from SOU to DUB?
Find hourly flight availability from Southampton to Dublin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 19 August 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Southampton to Dublin as you normally would.
How much does it cost for a return flight from Southampton to Dublin?
Airfare is below average for this route at the moment.
Southampton to Dublin flights typically cost between £139 and £209 in September.The cheapest return price found within the last 5 days was £108 on Aer Lingus (1 Sept–8 Sept).
Weekly flight availability from Southampton to Dublin
Explore weekly flight availability from Southampton to Dublin. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 19 August 2026.
The most flights from SOU to DUB are scheduled on a Monday (8 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (8 on average).
Reviews of airlines servicing Dublin
Get insights into the airlines that provide service to Dublin. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dublin. Reviews last updated 19 August 2026.
Read through reviews of airlines operating flights from Southampton to Dublin, such as KLM,Aer Lingus, andBritish Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Not literally sitting in the very last row in the middle
Related info for your journey
Find useful and relevant information for your journey from Southampton to Dublin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
What airports do I use to fly from Southampton to Dublin?
If you wish to fly to Dublin from Southampton, then you need to book flights from Southampton Eastleigh to Dublin. There are 8 flights from Eastleigh (SOU) to Dublin (DUB) per day to choose from. Flights to Dublin from Eastleigh are available from 3 different airlines, which means you should have some options if you want to compare airfare deals. 1h 35m is how long a nonstop flight from Southampton to Dublin typically takes.
How popular is this Southampton to Dublin flight route?
The Southampton Eastleigh to Dublin flight path was viewed by 843 users in the past month. Keep an eye out for changes in search interest prior to high and low season.
How long is the flight from Southampton to Dublin?
Aer Lingus and KLM can get you from Southampton to Dublin in just under 1h 35m. Your travel time can differ by up to 3h 30m. The distance between Southampton and Dublin is about 268 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the cheapest airlines flying from Southampton to Dublin round-trip?
Currently priced at £95, Aer Lingus will fly you from Southampton to Dublin and back. In addition to Aer Lingus, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from British Airways and KLM - these airlines can fly you to your destination from £108 and £121, respectively. Aer Lingus is currently priced 36% below the average price you’ll pay for this route.
What are the most reliable airlines from Southampton to Dublin?
The top 3 most reliable airlines when flying from Southampton to Dublin are Qatar Airways (89%), Aer Lingus (80%) and Emerald Airlines (80%).
What are the cheapest flights from Southampton to Dublin?
While on average a flight from Southampton to Dublin is generally £103, our data shows the cheapest flight currently is £57. When looking at the most popular route, (Southampton Eastleigh - Dublin), you can expect to pay £100 for that flight.
Can I find deals for business class flights from Southampton to Dublin?
Yes. Cheapflights offers flight deals from Southampton to Dublin by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Southampton to Dublin?
Currently, February is the cheapest month in which you can book a flight from Southampton to Dublin (average of £126). Flying from Southampton to Dublin in June is currently the most expensive (average of £191). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Explore flights to Dublin departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 19 August 2026.
Browse through other flights departing from Southampton. Flights are based on user searches made on Cheapflights and were last updated on 19 August 2026.
Discover the top 3 airlines that operate flights from Southampton to Dublin. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 19 August 2026.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Southampton to Dublin?
Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Southampton to Dublin. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.
Why should you use Cheapflights to find cheap flight tickets from Southampton to Dublin?
By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Dublin from Southampton.
Can Cheapflights find flights from Southampton to Dublin with no change fees?
Need flexible booking options for your flight to Dublin from Southampton? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.
Can Cheapflights notify me if prices for flights from Southampton to Dublin become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Dublin from Southampton today and book when prices fit your budget.
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