$46 Cheap Flights from Southampton (SOU) to Dublin (DUB)

View $46 flight on Thu, Jun 5, 2025Opens in a new window

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Find available prices by choosing your travel dates.

Cheap Flights from Southampton to Dublin (SOU-DUB)

Prices were available within the past 7 days and start at $46 for one-way flights and $93 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aer Lingus
Thu, May 29 - Mon, Jun 2
SOU
Southampton
DUB
Dublin
$93 Roundtrip, found 1 day ago
$93
Roundtrip
found 1 day ago
Select Aer Lingus flight, departing Thu, May 29 from Southampton to Dublin, returning Mon, Jun 2, priced at $93 found 1 day ago
Aer Lingus
Mon, May 12 - Tue, May 13
SOU
Southampton
DUB
Dublin
$115 Roundtrip, found 6 days ago
$115
Roundtrip
found 6 days ago
Select Aer Lingus flight, departing Mon, May 12 from Southampton to Dublin, returning Tue, May 13, priced at $115 found 6 days ago
Aer Lingus
Thu, May 29 - Mon, Jun 2
SOU
Southampton
DUB
Dublin
$130 Roundtrip, found 1 day ago
$130
Roundtrip
found 1 day ago
Select Aer Lingus flight, departing Thu, May 29 from Southampton to Dublin, returning Mon, Jun 2, priced at $130 found 1 day ago
Aer Lingus
Wed, Aug 6 - Fri, Aug 8
SOU
Southampton
DUB
Dublin
$133 Roundtrip, found 10 hours ago
$133
Roundtrip
found 10 hours ago
Select Aer Lingus flight, departing Wed, Aug 6 from Southampton to Dublin, returning Fri, Aug 8, priced at $133 found 10 hours ago
Aer Lingus
Mon, Jul 21 - Tue, Jul 22
SOU
Southampton
DUB
Dublin
$133 Roundtrip, found 4 hours ago
$133
Roundtrip
found 4 hours ago
Select Aer Lingus flight, departing Mon, Jul 21 from Southampton to Dublin, returning Tue, Jul 22, priced at $133 found 4 hours ago
Aer Lingus
Tue, May 27 - Thu, May 29
SOU
Southampton
DUB
Dublin
$137 Roundtrip, found 3 days ago
$137
Roundtrip
found 3 days ago
Select Aer Lingus flight, departing Tue, May 27 from Southampton to Dublin, returning Thu, May 29, priced at $137 found 3 days ago
Aer Lingus
Sun, May 4 - Wed, May 7
SOU
Southampton
DUB
Dublin
$139 Roundtrip, found 3 days ago
$139
Roundtrip
found 3 days ago
Select Aer Lingus flight, departing Sun, May 4 from Southampton to Dublin, returning Wed, May 7, priced at $139 found 3 days ago
Aer Lingus
Thu, May 29 - Mon, Jun 2
SOU
Southampton
DUB
Dublin
$144 Roundtrip, found 1 day ago
$144
Roundtrip
found 1 day ago
Select Aer Lingus flight, departing Thu, May 29 from Southampton to Dublin, returning Mon, Jun 2, priced at $144 found 1 day ago
British Airways
Thu, May 29 - Mon, Jun 2
SOU
Southampton
DUB
Dublin
$193 Roundtrip, found 1 day ago
$193
Roundtrip
found 1 day ago
Select British Airways flight, departing Thu, May 29 from Southampton to Dublin, returning Mon, Jun 2, priced at $193 found 1 day ago
KLM
Wed, Nov 26 - Sun, Nov 30
SOU
Southampton
DUB
Dublin
$319 Roundtrip, found 21 hours ago
$319
Roundtrip
found 21 hours ago
Select KLM flight, departing Wed, Nov 26 from Southampton to Dublin, returning Sun, Nov 30, priced at $319 found 21 hours ago

Frequently asked questions

How much does a flight from Southampton Airport (SOU) to Dublin Airport (DUB) cost?
You’ll find affordable return tickets from Southampton Airport (SOU) to Dublin Airport (DUB) starting from $133. Grab your seat and start your adventure. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Aer Lingus flight leaving SOU on May 5 2025 and touching down at DUB. The price was last updated on April 22 2025 and has not changed since.
What is the cheapest month to fly from SOU to DUB?
The cheapest flights from SOU to DUB are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Southampton Airport (SOU) to Dublin Airport (DUB)?
When departing from Southampton Airport (SOU), you can board a direct flight to Dublin Airport (DUB) with Aer Lingus.
What is the cheapest airline that flies from SOU to DUB?
Currently, the cheapest carrier offering one-way flights from SOU to DUB is Aer Lingus. You can jet off on this route from $46. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from SOU on May 19 2025. Prices were last updated on April 22 2025 and have not changed since.
How many flights per day from Southampton Airport (SOU) to Dublin Airport (DUB)?
When flying out of Southampton Airport (SOU), you’ll have a choice from an average of 2 daily nonstop flights to Dublin Airport (DUB).
What are the most popular departure times for flights from Southampton Airport (SOU) to Dublin Airport (DUB)?
Flights between SOU and DUB tend to be busiest at 9 AM. For a quieter experience and potentially cheaper prices, look for a time when demand is lower.
What day of the week has the most flights from SOU to DUB?
If you depart on a Friday, you’ll get the widest range of choices for flights from Southampton Airport (SOU) to Dublin Airport (DUB).
What is the earliest flight from Southampton Airport (SOU) to Dublin Airport (DUB)?
Catch the earliest flight at around 9:25AM UTC+0, heading out of Southampton Airport (SOU). You’ll be traveling for around 1h 40m, reaching Dublin Airport (DUB) at approximately 11:05AM UTC+0.
How long does it take to fly from Southampton Airport (SOU) to Dublin Airport (DUB)?
It takes around 1 hour and 39 minutes to travel the 270 mi from SOU to DUB.
What airline has the least delays from SOU to DUB?
Consider traveling with British Airways if you’d like to fly straight from Southampton Airport (SOU) to Dublin Airport (DUB) without any delays. This airline has the strongest track record for punctuality, with an on-time score of 100%. Want to get notified of any changes? You can keep an eye on your flight status using the Expedia App.
What is the best time to fly from Southampton Airport (SOU) to Dublin Airport (DUB)?
To avoid potential delays on the Southampton Airport (SOU) to Dublin Airport (DUB) route, aim to travel before 3 PM. Departures after this time are 22% more likely to be canceled.**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 Dublin from Southampton Airport (SOU)?
If you’re taking a direct flight from Southampton Airport (SOU) to Dublin, Dublin Airport (DUB) is the only airport you can touch down at.
Is it cheaper to buy a plane ticket from Southampton Airport (SOU) to Dublin Airport (DUB) last-minute?
Booking your ticket from SOU to DUB shortly before your trip is usually more expensive. But if you’re flexible with your departure dates and times, you could score a cheap last-minute fare.
Is it cheaper to book a SOU to DUB flight and hotel package?
Booking a SOU to DUB flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip in one place. Choose from our impressive range of accommodations and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Southampton Airport (SOU) to Dublin Airport (DUB)?
In most instances, you can cancel or modify your SOU to DUB flight. However, there may be additional charges, especially if you made your booking more than 24 hours ago. Check your itinerary for the airline’s fees and policies on flight changes, or if you’d like further details, go to our Customer Service portal.
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