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Cheap Flights from Southampton to Dublin

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RatePunk searches hundreds of travel sites at once for deals on flights to Dublin

Prices updated 24 days ago

486,190 searches this week

171 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated May 29, 2026.)

Today’s best flight deals from Southampton to Dublin

Explore current cheapest deals departing from Southampton to Dublin

Round trip

Sort by: Cheapest

July 6 - July 16

Cheapest

Earliest

SOU - Dublin

$126

Round trip

August 15 - August 22

SOU - Dublin

$158

$130

Round trip

August 1 - August 9

SOU - Dublin

$150

$131

Round trip

August 21 - August 25

SOU - Dublin

$166

$132

Round trip

August 6 - August 10

Best

SOU - Dublin

$170

$132

Round trip

August 16 - August 20

SOU - Dublin

$166

$132

Round trip

August 14 - August 18

SOU - Dublin

$166

$132

Round trip

September 11 - September 13

SOU - Dublin

$135

$132

Round trip

July 26 - July 29

SOU - Dublin

$135

$134

Round trip

July 27 - July 29

SOU - Dublin

$134

Round trip

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Route Intelligence — 486,190 Searches this Week

Insights for flights from Southampton to Dublin

Fares for flights from Southampton to Dublin are typically $119–$248, with a median of $183. Right now, current fares are near the typical level for this route. Only 1% of recent fares were classified as a good price, indicating that finding exceptionally low prices can be challenging.

If you are looking for cheap flights from Southampton to Dublin, the cheapest months to fly are September, with a median fare of $81, followed by November at $94, and February at $96. These months offer significantly lower prices compared to the overall median.

A typical journey from Southampton to Dublin takes about 4h 20m, including connections. This is a short-haul route, covering a distance of 433 km. Most itineraries connect at least once, so this duration reflects the time spent in transit and any layovers.

For this route, a meaningful share of itineraries are non-stop, while the rest connect once. When flights do include connections, the median number of stopovers is 1. New deals appear almost daily, so setting up a price alert can help you track fare changes effectively.

How much is a round trip from Southampton to Dublin

Regular price: $98 - $245

Prices are currently within the regular range.

Flights from Southampton to Dublin typically range from $98 to $245. The current lowest price is $126 with Aer Lingus for travel from Jul 6-Jul 16.

now $126

Low $98

High $245

The cheapest time to fly from Southampton to Dublin

The cheapest month to fly from Southampton to Dublin is September, with a median price of $81. The most expensive month is March, with a median price of $239. Prices are generally lower from January to December.

September

Cheapest

Flights from $81

March

Most Expensive

Flights from $239

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Nov

Dec

Direct flights from Southampton to Dublin

Aer Lingus

Last-minute flights going from Southampton to Dublin

Thu, Jun 18

⌛ Last-Minute

SOU - Dublin

Southampton (SOU) - Dublin (DUB)

Aer Lingus

$262

$202

One-way

Thu, Jun 18

⌛ Last-Minute

SOU - Dublin

Southampton (SOU) - Dublin (DUB)

Aer Lingus

$265

$203

One-way

Sat, Jun 20

⌛ Last-Minute

SOU - Dublin

Southampton (SOU) - Dublin (DUB)

easyJet UK

$277

$175

One-way

Sat, Jun 20

⌛ Last-Minute

SOU - Dublin

Southampton (SOU) - Dublin (DUB)

easyJet UK

$269

$191

One-way

Sat, Jun 20

⌛ Last-Minute

SOU - Dublin

Southampton (SOU) - Dublin (DUB)

easyJet UK

$332

$203

One-way

Sat, Jun 20

⌛ Last-Minute

SOU - Dublin

Southampton (SOU) - Dublin (DUB)

easyJet UK

$334

$233

One-way

Biggest price drops on these dates for flights from Southampton to Dublin

4 nights

Aug 3 - Aug 7

$305 → $139

54%

6 nights

Aug 1 - Aug 7

$289 → $142

51%

3 nights

Jun 20 - Jun 23

$332 → $203

39%

3 nights

Jun 27 - Jun 30

$290 → $165

43%

Popular Airports to fly from Southampton to Dublin

Southampton - Dublin route insights

💸 Price insights

Recent fares near the typical level

Recent fares from Southampton to Dublin are near the typical level, with a median price of $183.

📅 Best time to fly

September is historically cheapest

Historically, September is the cheapest month to fly from Southampton to Dublin, with a median price of $81.

⏱️ Flight duration

Typically 4h 20m to Dublin

The median flight duration from Southampton to Dublin is 4 hours and 20 minutes.

✈️ Airlines & availability

Mixed availability of direct flights

About 47.4% of recent deals for this route are direct, with connecting flights having 1 stopover.

🏆 Airline highlight

Aer Lingus offers direct flights

Aer Lingus is an airline that has offered direct flights from Southampton to Dublin.

🎯 Booking tip

Deals are frequent for this route

Deals for flights from Southampton to Dublin are frequent, with 0.6 deals per day.

Southampton main airports to depart from

Southampton (SOU)

Cheapest

Southampton Airport is a convenient choice for flights to Dublin, offering good value.

📍 ~6 km from Southampton city center (reachable by car or train)

💸 Flights from ~$126

Dublin main airports to arrive at

Dublin (DUB)

Cheapest

Dublin Airport is a key arrival point for flights from Southampton, offering direct access to Dublin.

📍 ~10 km from city center (reachable by car, bus)

💸 Flights from ~$126

Airports nearby Dublin used as alternative

Belfast International (BFS)

Cheapest

Consider Belfast International for its extensive European network, especially if you are open to crossing the border.

📍 ~135 km from Dublin (reachable by car)

💸 Flights from ~$56

Shannon (SNN)

Shannon offers significant international and transatlantic flight options with direct motorway access from Dublin.

📍 ~200 km from Dublin (reachable by car)

💸 Flights from ~$206

George Best Belfast City (BHD)

George Best Belfast City is convenient for UK domestic and short-haul flights, despite its limited international network.

📍 ~140 km from Dublin (reachable by car)

💸 Flights from ~$103

Cork (ORK)

Cork is the second largest airport in the Republic of Ireland with diverse routes and a reliable road link.

📍 ~220 km from Dublin (reachable by car)

💸 Flights from ~$199

Ireland West Airport Knock (NOC)

Ireland West Airport Knock is an alternative gateway for the west of Ireland, offering a less congested experience.

📍 ~190 km from Dublin (reachable by car)

💸 Flights from ~$223

Business & First Class Flight Deals to Dublin

66% AI deal score

$1,442

$1,184

Save $258

Frequently Asked Questions About Flights to Dublin

Historically, the optimal time to book flights from Southampton to Dublin is typically between 28 and 59 days before departure. During this period, the average price for a flight was around $164. Booking within 0-6 days of departure generally sees higher prices, averaging $232. Even booking 60+ days out tends to be slightly more expensive, with an average price of $176.

Across the trailing quarter, a good price for a flight from Southampton to Dublin was considered to be $119 or less. The median price for this route during the same period was $183. Prices can go up to $248 or more for the higher end of the market.

Historically, the cheapest months to fly from Southampton to Dublin include September, with a median price of $81, and November, with a median price of $94. February also offered favorable pricing, with a median of $96. These prices are significantly lower than the annual median price of $183 for this route.

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Cheap Flights from Southampton to Dublin

Today’s best flight deals from Southampton to Dublin

Unlock all 500+ flight deals to Dublin and get alerts when great deals appear

Route Intelligence — 486,190 Searches this Week

Insights for flights from Southampton to Dublin

How much is a round trip from Southampton to Dublin

The cheapest time to fly from Southampton to Dublin

Direct flights from Southampton to Dublin

Last-minute flights going from Southampton to Dublin

Biggest price drops on these dates for flights from Southampton to Dublin

Popular Airports to fly from Southampton to Dublin

Southampton - Dublin route insights

Recent fares near the typical level

September is historically cheapest

Typically 4h 20m to Dublin

Mixed availability of direct flights

Aer Lingus offers direct flights

Deals are frequent for this route

Southampton main airports to depart from

Dublin main airports to arrive at

Airports nearby Dublin used as alternative

Business & First Class Flight Deals to Dublin

Best Elite deals to Dublin

Aug 28

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Aug 26

Frequently Asked Questions About Flights to Dublin

When is the best time to book flights from Southampton to Dublin?

When is the best time to book flights from Southampton to Dublin?

What is a good price for a flight from Southampton to Dublin?

What is a good price for a flight from Southampton to Dublin?

What's the best month to fly from Southampton to Dublin?

What's the best month to fly from Southampton to Dublin?

Are there direct flights from Southampton to Dublin?

Are there direct flights from Southampton to Dublin?

What's the flight time from Southampton to Dublin?

What's the flight time from Southampton to Dublin?

Should I set a price alert for Southampton to Dublin flights?

Should I set a price alert for Southampton to Dublin flights?

Related routes

Consider alternative routes from Southampton