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

View £21 flight on Sat, 29 Mar 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
Thu, 29 May - Wed, 4 Jun
STN
London
DUB
Dublin
£30 Return, found 14 hours ago
£30
Return
found 14 hours ago
Select Ryanair flight, departing Thu, 29 May from London to Dublin, returning Wed, 4 Jun, priced at £30 found 14 hours ago
Ryanair
Thu, 22 May - Tue, 27 May
LTN
London
DUB
Dublin
£34 Return, found 1 day ago
£34
Return
found 1 day ago
Select Ryanair flight, departing Thu, 22 May from London to Dublin, returning Tue, 27 May, priced at £34 found 1 day ago
Ryanair
Thu, 29 May - Wed, 4 Jun
STN
London
DUB
Dublin
£38 Return, found 14 hours ago
£38
Return
found 14 hours ago
Select Ryanair flight, departing Thu, 29 May from London to Dublin, returning Wed, 4 Jun, priced at £38 found 14 hours ago
Ryanair
Thu, 8 May - Sat, 10 May
LGW
London
DUB
Dublin
£40 Return, just found
£40
Return
just found
Select Ryanair flight, departing Thu, 8 May from London to Dublin, returning Sat, 10 May, priced at £40 just found
British Airways
Mon, 1 Dec - Mon, 8 Dec
LHR
London
DUB
Dublin
£73 Return, just found
£73
Return
just found
Select British Airways flight, departing Mon, 1 Dec from London to Dublin, returning Mon, 8 Dec, priced at £73 just found
Aer Lingus
Thu, 1 May - Sat, 10 May
LHR
London
DUB
Dublin
£120 Return, just found
£120
Return
just found
Select Aer Lingus flight, departing Thu, 1 May from London to Dublin, returning Sat, 10 May, priced at £120 just found
Norwegian Air Sweden
Tue, 29 Apr - Wed, 21 May
LGW
London
DUB
Dublin
£127 Return, found 2 hours ago
£127
Return
found 2 hours ago
Select Norwegian Air Sweden flight, departing Tue, 29 Apr from London to Dublin, returning Wed, 21 May, priced at £127 found 2 hours ago
Iberia
Fri, 21 Nov - Mon, 24 Nov
LGW
London
DUB
Dublin
£132 Return, found 1 day ago
£132
Return
found 1 day ago
Select Iberia flight, departing Fri, 21 Nov from London to Dublin, returning Mon, 24 Nov, priced at £132 found 1 day ago
Scandinavian Airlines
Thu, 13 Nov - Sat, 15 Nov
LHR
London
DUB
Dublin
£141 Return, found 21 hours ago
£141
Return
found 21 hours ago
Select Scandinavian Airlines flight, departing Thu, 13 Nov from London to Dublin, returning Sat, 15 Nov, priced at £141 found 21 hours ago
British Airways
Mon, 1 Dec - Mon, 8 Dec
LCY
London
DUB
Dublin
£148 Return, just found
£148
Return
just found
Select British Airways flight, departing Mon, 1 Dec from London to Dublin, returning Mon, 8 Dec, priced at £148 just found
Flight from London to Dublin route information
Origin airport
Stansted
Destination airport
Dublin
Airlines serving
Aer Lingus, Air Baltic, Air France, Aurigny Air Services, British Airways, Eurowings, Iberia, KLM, Lufthansa, Norwegian Air Shuttle, Norwegian Air Sweden, Ryanair, Scandinavian Airlines, Swiss International Air Lines
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 £148.  

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 May, 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.
*Available to Expedia members.