£21 Cheap Flights from London (LON) to Dublin (DUB)

View £21 flight on Tue, 19 Aug 2025Opens in a new window

Popular airlines from London to Dublin (DUB)

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Cheap Flights from London (LON) to Dublin (DUB)

Prices were available within the past 7 days and start at £21 for one-way flights and £30 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Ryanair
Wed, 9 Jul - Wed, 30 Jul
STN
London
DUB
Dublin
£30 Return, just found
£30
Return
just found
Select Ryanair flight, departing Wed, 9 Jul from London to Dublin, returning Wed, 30 Jul, priced at £30 just found
Ryanair
Wed, 9 Jul - Wed, 30 Jul
STN
London
DUB
Dublin
£34 Return, just found
£34
Return
just found
Select Ryanair flight, departing Wed, 9 Jul from London to Dublin, returning Wed, 30 Jul, priced at £34 just found
Ryanair
Mon, 15 Sep - Mon, 15 Sep
LTN
London
DUB
Dublin
£38 Return, found 10 hours ago
£38
Return
found 10 hours ago
Select Ryanair flight, departing Mon, 15 Sep from London to Dublin, returning Mon, 15 Sep, priced at £38 found 10 hours ago
Ryanair
Tue, 19 Aug - Wed, 27 Aug
STN
London
DUB
Dublin
£41 Return, found 2 hours ago
£41
Return
found 2 hours ago
Select Ryanair flight, departing Tue, 19 Aug from London to Dublin, returning Wed, 27 Aug, priced at £41 found 2 hours ago
Ryanair
Tue, 19 Aug - Thu, 21 Aug
STN
London
DUB
Dublin
£43 Return, found 2 hours ago
£43
Return
found 2 hours ago
Select Ryanair flight, departing Tue, 19 Aug from London to Dublin, returning Thu, 21 Aug, priced at £43 found 2 hours ago
Ryanair
Tue, 19 Aug - Wed, 20 Aug
LGW
London
DUB
Dublin
£50 Return, just found
£50
Return
just found
Select Ryanair flight, departing Tue, 19 Aug from London to Dublin, returning Wed, 20 Aug, priced at £50 just found
British Airways
Wed, 4 Feb - Thu, 5 Feb
LHR
London
DUB
Dublin
£69 Return, just found
£69
Return
just found
Select British Airways flight, departing Wed, 4 Feb from London to Dublin, returning Thu, 5 Feb, priced at £69 just found
Aer Lingus
Fri, 21 Nov - Tue, 25 Nov
LCY
London
DUB
Dublin
£106 Return, just found
£106
Return
just found
Select Aer Lingus flight, departing Fri, 21 Nov from London to Dublin, returning Tue, 25 Nov, priced at £106 just found
Norwegian Air Sweden
Tue, 30 Sep - Wed, 15 Oct
LGW
London
DUB
Dublin
£129 Return, found 9 hours ago
£129
Return
found 9 hours ago
Select Norwegian Air Sweden flight, departing Tue, 30 Sep from London to Dublin, returning Wed, 15 Oct, priced at £129 found 9 hours ago
Air France
Fri, 27 Feb - Mon, 2 Mar
LHR
London
DUB
Dublin
£146 Return, found 1 day ago
£146
Return
found 1 day ago
Select Air France flight, departing Fri, 27 Feb from London to Dublin, returning Mon, 2 Mar, priced at £146 found 1 day ago

Find the cheapest month to fly from London (LON) to Dublin (DUB)

May is typically the cheapest month to fly

From £37 - £78 per traveller.

Graph displaying average flight prices per month

Flight from London to Dublin route information
Origin airport
Stansted
Destination airport
Dublin
Airlines serving
Aer Lingus, Air Baltic, Air France, British Airways, Eurowings, Iberia, KLM, Lufthansa, Norwegian Air Shuttle, Norwegian Air Sweden, Ryanair, Scandinavian Airlines, Swiss International Air Lines, Vueling Airlines
Return price
£30
Distance
467 km

Compare flights from London to Dublin easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from London to Dublin. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Dublin in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from LON-All Airports to Dublin.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from LON-All Airports (LON) to Dublin (DUB)

The easiest way to view the best deals on flights from London to Dublin today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from LON-All Airports to Dublin start at just £30 and range up to £146.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near London and Dublin
  • booking your flight during July, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your London to Dublin flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from LON-All Airports to Dublin for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Frequently asked questions

How much is a flight from London (LON-All Airports) to Dublin Airport?
Pack your bags, because round-trip flights from London (LON-All Airports) to Dublin Airport start from £30. That's based on fares listed within the last 7 days on Expedia for flights departing within the next year. Prices can change quickly, so book now to score the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from London (LON-All Airports) to Dublin Airport?
When it comes to cancellation fees, every airline has its own terms and conditions. If you decide to cancel your escape, head to our Customer Service Portal.
How do I find cheap flights from London (LON-All Airports) to Dublin Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for London (LON-All Airports) to DUB flights, you'll see a "no change fees" filter for you to select.
How far is the flight from London (LON-All Airports) to Dublin Airport?
It's just 470 kilometres between England and Corballis. Chances are you'll spend more time getting to and from the airport than actually flying!
Which airlines fly direct from London (LON-All Airports) to DUB?
Whether you need a one-way or return flight, you'll have your pick of airlines that will fly you directly from London (LON-All Airports) to Dublin Airport. These are some of the most popular ones:

  • Ryanair - (FR) with 569 monthly flights
  • Aer Lingus - (EI) with 447 monthly flights
  • British Airways - (BA) with 399 monthly flights
  • Ryanair UK - (RK) with 4 monthly flights

Are London (LON-All Airports) to Dublin Airport flight tickets cheaper when they're purchased at the last minute?
Flight prices go up and down like a yo-yo, so it's no sure thing. While last-minute deals between London (LON-All Airports) and Dublin Airport are of course possible, it's also a good idea to keep an eye on prices well before you fly. In fact, some air carriers release their prices up to 12 months prior to the departure date. Expedia is continuously updating the biggest bargains around, so keep checking and be ready to book when the price is right.

Explore a world of travel with Expedia

London Airports

London

Stansted to Dublin
£29.98
Luton to Dublin
£37.98
Gatwick to Dublin
£49.36
Heathrow to Dublin
£68.57
London City to Dublin
£105.24

Southampton

Southampton to Dublin
£89.84
*Available to Expedia members.