$55 Cheap Flights from Dublin (DUB) to Southampton (SOU)

View $55 flight on Mon, Dec 15, 2025Opens in a new window

Popular airlines from Dublin Airport (DUB) to Southampton (SOU)

Cheap Flights from Dublin to Southampton (DUB-SOU)

Prices were available within the past 7 days and start at $55 for one-way flights and $139 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aer Lingus
Sun, Dec 14 - Mon, Dec 15
DUB
Dublin
SOU
Southampton
$139 Roundtrip, found 1 day ago
$139
Roundtrip
found 1 day ago
Select Aer Lingus flight, departing Sun, Dec 14 from Dublin to Southampton, returning Mon, Dec 15, priced at $139 found 1 day ago
Aer Lingus
Fri, Feb 13 - Sun, Feb 15
DUB
Dublin
SOU
Southampton
$147 Roundtrip, found 3 days ago
$147
Roundtrip
found 3 days ago
Select Aer Lingus flight, departing Fri, Feb 13 from Dublin to Southampton, returning Sun, Feb 15, priced at $147 found 3 days ago
Aer Lingus
Thu, Nov 13 - Mon, Nov 17
DUB
Dublin
SOU
Southampton
$150 Roundtrip, found 4 days ago
$150
Roundtrip
found 4 days ago
Select Aer Lingus flight, departing Thu, Nov 13 from Dublin to Southampton, returning Mon, Nov 17, priced at $150 found 4 days ago
Aer Lingus
Mon, Nov 3 - Wed, Nov 5
DUB
Dublin
SOU
Southampton
$154 Roundtrip, found 5 days ago
$154
Roundtrip
found 5 days ago
Select Aer Lingus flight, departing Mon, Nov 3 from Dublin to Southampton, returning Wed, Nov 5, priced at $154 found 5 days ago
Aer Lingus
Mon, Nov 3 - Tue, Nov 4
DUB
Dublin
SOU
Southampton
$162 Roundtrip, found 1 day ago
$162
Roundtrip
found 1 day ago
Select Aer Lingus flight, departing Mon, Nov 3 from Dublin to Southampton, returning Tue, Nov 4, priced at $162 found 1 day ago
Aer Lingus
Fri, Feb 13 - Sun, Feb 15
DUB
Dublin
SOU
Southampton
$163 Roundtrip, found 3 days ago
$163
Roundtrip
found 3 days ago
Select Aer Lingus flight, departing Fri, Feb 13 from Dublin to Southampton, returning Sun, Feb 15, priced at $163 found 3 days ago
Aer Lingus
Thu, Nov 27 - Fri, Nov 28
DUB
Dublin
SOU
Southampton
$167 Roundtrip, found 3 days ago
$167
Roundtrip
found 3 days ago
Select Aer Lingus flight, departing Thu, Nov 27 from Dublin to Southampton, returning Fri, Nov 28, priced at $167 found 3 days ago
Aer Lingus
Mon, Nov 3 - Tue, Nov 4
DUB
Dublin
SOU
Southampton
$168 Roundtrip, found 1 day ago
$168
Roundtrip
found 1 day ago
Select Aer Lingus flight, departing Mon, Nov 3 from Dublin to Southampton, returning Tue, Nov 4, priced at $168 found 1 day ago
KLM
Sat, Feb 21 - Mon, Mar 9
DUB
Dublin
SOU
Southampton
$288 Roundtrip, found 1 day ago
$288
Roundtrip
found 1 day ago
Select KLM flight, departing Sat, Feb 21 from Dublin to Southampton, returning Mon, Mar 9, priced at $288 found 1 day ago
British Airways
Wed, Nov 12 - Wed, Nov 19
DUB
Dublin
SOU
Southampton
$312 Roundtrip, found 6 hours ago
$312
Roundtrip
found 6 hours ago
Select British Airways flight, departing Wed, Nov 12 from Dublin to Southampton, returning Wed, Nov 19, priced at $312 found 6 hours ago

Find the cheapest month to fly from Dublin (DUB) to Southampton (SOU)

May is typically the cheapest month to fly

From $74 - $237 per traveler.

Alternative airports near Southampton

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Southampton SOU. Cheapest and Closest option available. Average driving time to city center is 10 minutes. Flights from $110
SOU
Southampton
CheapestClosest
Average driving time to city center10 min
Flights from $110
Flights from Dublin (DUB) to Southampton (SOU)
Origin airport
Dublin
Destination airport
Southampton
Airlines serving
Aer Lingus, British Airways, KLM
Roundtrip price
$138
Distance
268 mi
Average flight time
1 hour 41 mins

Dublin to Southampton Flights

The cheapest times to fly from Dublin to Southampton

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Dublin to Southampton are during the month of December. You can find some of the cheapest flights from Dublin to Southampton with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Dublin to Southampton

Sunday is one of the best days to book for cheap flights from Dublin to Southampton: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Dublin to Southampton

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Dublin to Southampton in 2025. You can also book with separate airlines for your outbound and return journeys, from $55 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Dublin to Southampton flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Dublin to Southampton airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Dublin Airport (DUB) to Southampton Airport (SOU) cost?
Lock in a cheap one-way flight from $55 or cheap return flight from $139 from Dublin Airport (DUB) to Southampton Airport (SOU) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Dublin Airport (DUB) to Southampton Airport (SOU)?
Traveling in December can help you save, as it's the cheapest month for flights between DUB and SOU. You'll often find the lowest fares during the off-season.
Which airlines fly direct from Dublin Airport (DUB) to Southampton Airport (SOU)?
You can fly straight from Dublin Airport (DUB) to Southampton Airport (SOU) on an Aer Lingus flight.
What is the cheapest airline that flies from Dublin Airport (DUB) to Southampton Airport (SOU)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll take you from DUB to SOU. Then, sort your results by "Price (lowest to highest)" to snap up a good deal.
How many flights per day from Dublin Airport (DUB) to Southampton Airport (SOU)?
Every day, an average of 2 direct flights take off from Dublin Airport (DUB) to Southampton Airport (SOU). Pick the departure time that best suits your plans.
What are the most popular departure times for flights from Dublin Airport (DUB) to Southampton Airport (SOU)?
More passengers fly between DUB and SOU at 7 AM than at any other time of day. Rather skip the crowds? Consider flying outside peak hours and you could save on your fare as well.
What day of the week has the most flights from DUB to SOU?
Friday offers the most flights from Dublin Airport (DUB) to Southampton Airport (SOU). Consider taking off on this day and you'll have the best chance of finding a departure that fits your itinerary.
What is the earliest flight from Dublin Airport (DUB) to Southampton Airport (SOU)?
The first flight of the day taking off from Dublin Airport (DUB) is at around 7:00AM UTC+0. Board this flight and you'll reach Southampton Airport (SOU) at approximately 8:45AM UTC+0. The overall travel time is 1h 45m.
How long does it take to fly from Dublin Airport (DUB) to Southampton Airport (SOU)?
It takes approximately 1 hour and 43 minutes to cover the 270 mi from DUB to SOU.
What is the best time to fly from Dublin Airport (DUB) to Southampton Airport (SOU)?
Choose a flight from Dublin Airport (DUB) to Southampton Airport (SOU) that leaves before 3 PM to reduce the risk of cancellations and delays. Departures after this time have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Southampton from Dublin Airport (DUB)?
Southampton Airport (SOU) is the only airport in Southampton with direct flights from Dublin Airport (DUB). Browse your options and find affordable fares on Expedia.
Is it cheaper to buy a plane ticket from Dublin Airport (DUB) to Southampton Airport (SOU) last-minute?
Last-minute fares from DUB to SOU are typically more expensive. For the best rates, start looking for flights as early as possible. That being said, if you're flexible with your travel plans, it's possible to land a cheap fare just before your departure.
Is it cheaper to book a DUB to SOU flight and hotel package?
You can save money by booking a DUB to SOU flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. Once you've chosen your ideal flights and accommodations, consider adding extras including tours, car rentals and activities.
Can I cancel or change the date of my flight from Dublin Airport (DUB) to Southampton Airport (SOU)?
Typically, you can modify or cancel your DUB to SOU flight. However, additional fees may apply, especially if you booked more than 24 hours ago. Double-check your itinerary for the airline's fees and guidelines on flight changes, or if you want further details, go to our Customer Service portal.

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*Available to One Key members.