LON - DUB

Find cheap flights from London to Dublin

1 adult
1 adult, Economy
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Booking Insights
Flight Deals

Cheap Flights from London to Dublin (LON-DUB)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from London to Dublin that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from London to Dublin

American Airlines Logo
LHR-DUB
1h 20mnonstop
American Airlines Logo
DUB-LHR
1h 30mnonstop
American Airlines
Find Deal
Qatar Airways Logo
LHR-DUB
1h 25mnonstop
Qatar Airways Logo
DUB-LHR
1h 30mnonstop
Qatar Airways
Find Deal
Air Canada Logo
LHR-DUB
1h 20mnonstop
Air Canada Logo
DUB-LHR
1h 30mnonstop
Air Canada
Find Deal
Japan Airlines Logo
LHR-DUB
1h 25mnonstop
Japan Airlines Logo
DUB-LHR
1h 35mnonstop
Japan Airlines
Find Deal
Aer Lingus Logo
LHR-DUB
1h 25mnonstop
Aer Lingus Logo
DUB-LHR
1h 30mnonstop
Aer Lingus
Find Deal
LATAM Airlines Logo
LHR-DUB
1h 25mnonstop
LATAM Airlines Logo
DUB-LHR
1h 20mnonstop
LATAM Airlines
Find Deal
Kenya Airways Logo
LHR-DUB
1h 25mnonstop
Kenya Airways Logo
DUB-LHR
1h 30mnonstop
Kenya Airways
Find Deal
Ryanair Logo
STN-DUB
1h 20mnonstop
Ryanair Logo
DUB-STN
1h 20mnonstop
Ryanair
Find Deal
Ryanair Logo
LGW-DUB
1h 25mnonstop
Ryanair Logo
DUB-LGW
1h 30mnonstop
Ryanair
Find Deal
British Airways Logo
LHR-DUB
1h 25mnonstop
British Airways Logo
DUB-LHR
1h 30mnonstop
British Airways
Find Deal

Everything you should know

Our travelers' advice
AI-generated summary based on content written by KAYAK users
Expect delays at Dublin Airport's baggage claim.
Aer Lingus at Heathrow may require extra walking.
User tips
User tips
User tips
User tips
Top routes
LGW-DUB
Cheapest • 78% average savings
LCY-DUB
Most popular
Insights
Insights
Insights
Insights
When to book
5 weeks
in advance
Our data shows that travelers who book at least 5 weeks in advance save around 42% compared to booking last minute.
Insights
Insights
Insights
Insights
When to travel
January
Cheapest • 25% price drop
August
Most popular
Good to know
Good to know
+1
+1
Good to know
Good to know
+1
Cheapest round-trip
American Airlines
Mi 10.09
LHR - DUB • Non-stop
Cheapest one-way
American Airlines
Mi 10.09
LHR - DUB • Non-stop
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We hope you love your trip to Dublin!
Booking Insights

KAYAK's insights & trends for London to Dublin flights

Get data-powered insights and trends into flights from London to Dublin to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest London to Dublin flight route?

Data is based on round-trip flight searches on KAYAK over the past month.

The cheapest return flight from London to Dublin costs ₪186 on the route between London Gatwick Airport (LGW) and Dublin (DUB). Over the past month, this route was, on average, 78% cheaper than other London-Dublin routes. The most popular route is between London City Airport (LCY) and Dublin (DUB).

What is the cheapest month to fly from London to Dublin?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from London to Dublin, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from London to Dublin is January, where tickets cost ₪223 (return) on average. On the other hand, the most expensive months are December and August, where the average cost of round-trip tickets is ₪460 and ₪376 respectively.

How far in advance should I book a flight from London to Dublin?

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from London to Dublin, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price on the flight from London to Dublin, you should book around 5 weeks before departure, which saves you about 42% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 24 weeks before departure.

Good to know

Low seasonJanuary
Best time to beat the crowds with an average 25% drop in price.
Most popular time to fly with an average 26% increase in price.

When to book flights from London to Dublin

Are your dates flexible? Find out the best times to travel from London to Dublin based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Flights from London to Dublin: the best tips from KAYAK users' own experiences

Insights shared by verified travelers who flew the route from London to Dublin 
DeborahFlew with Aer LingusLHR-DUBJun 2025
Heathrow seems to have a lot of plane traffic so make sure you have a good cushion of time if you have connecting flights. I had a 2 hour layover but ended up having to run to make sure I got to the other gate in time.
Verified travelerFlew with Aer LingusLHR-DUBJun 2025
If you’re doing a transfer speak to someone at the desk don’t use an automated kiosk
KillianFlew with British AirwaysLCY-DUBMay 2025
Dublin airport a shambles when it comes to collecting luggage or getting a cab. Allow plenty of extra time.
ThomasFlew with Aer LingusLHR-DUBOct 2024
You will likely have to walk a lot more than you might expect to make a connection.

FAQs for booking flights from London to Dublin

  • Which aircraft models fly most regularly from London to Dublin?

    The Boeing 737-800 Passenger/BBJ2 (winglets) is the aircraft model that flies most regularly on the London to Dublin flight route.

  • Which airline alliances offer flights from London to Dublin?

    oneworld, Star Alliance, and SkyTeam are the airline alliances operating flights between London and Dublin, with oneworld being the most commonly used for this route.

  • On which days can I fly direct from London to Dublin?

    There are nonstop flights from London to Dublin on a daily basis.

  • How does KAYAK find such low prices on flights from London to Dublin?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from London to Dublin.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from London to Dublin?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Dublin from London is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from London to Dublin?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Dublin with an airline and back to London with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from London to Dublin?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Dublin from London up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Prefer to fly non-stop from London to Dublin?

 
Nonstop data is based off flight results for the next 60 days. Find direct flights from all airlines flying nonstop from London to Dublin.
Find which airlines fly direct from London to Dublin Airport, which days they fly and book direct flights.

Nonstop departures

London to Dublin

Monday

Aer Lingus, British Airways, Ryanair, +1 more

Aer Lingus, British Airways, +2 more

Tuesday

Aer Lingus, British Airways, Ryanair

Aer Lingus, British Airways, +1 more

Wednesday

Aer Lingus, British Airways, Ryanair

Aer Lingus, British Airways, +1 more

Thursday

Aer Lingus, British Airways, Ryanair, +1 more

Aer Lingus, British Airways, +2 more

Friday

Aer Lingus, British Airways, Ryanair, +1 more

Aer Lingus, British Airways, +2 more

Saturday

Aer Lingus, British Airways, Ryanair, +1 more

Aer Lingus, British Airways, +2 more

Sunday

Aer Lingus, British Airways, Ryanair

Aer Lingus, British Airways, +1 more

See more direct flights

Nonstop returns

Dublin to London

Monday

Aer Lingus, British Airways, Ryanair, +1 more

Aer Lingus, British Airways, +2 more

Tuesday

Aer Lingus, British Airways, Ryanair

Aer Lingus, British Airways, +1 more

Wednesday

Aer Lingus, British Airways, Ryanair

Aer Lingus, British Airways, +1 more

Thursday

Aer Lingus, British Airways, Ryanair, +1 more

Aer Lingus, British Airways, +2 more

Friday

Aer Lingus, British Airways, Ryanair, +1 more

Aer Lingus, British Airways, +2 more

Saturday

Aer Lingus, British Airways, Ryanair, +1 more

Aer Lingus, British Airways, +2 more

Sunday

Aer Lingus, British Airways, Ryanair

Aer Lingus, British Airways, +1 more

See more direct flights

Everything you need to know for your flight from London to Dublin

Information on your arrival and departure airports

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