Cheap flights from Heathrow to Dublin

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How to find the cheapest flight from
Heathrow (LHR) to Dublin (DUB)

All the information you need to plan the best LHR to DUB flight in 2021: compare Heathrow to Dublin flight prices with the expected peak season, weather and rainfall in Dublin.
LHR - DUB
Price
£76 - £111
DUB
Temperature
9 - 20 °C
DUB
Rainfall
51 - 85 mm

Popular in

December

High demand for flights, 20% potential price rise

Cheapest in

August

Best time to find cheap flights, 15% potential price drop

Average price

£84

Average for round-trip flights in April 2021

Round-trip from

£76

From Heathrow to Dublin

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
How far in advance should I book a flight from Heathrow to Dublin?

Users have found that booking a flight from Heathrow to Dublin at least 56 days early can save you up to 79% on average compared to booking a flight this week. If booking 56 days before your flight isn’t an option for you, users have found flights from Heathrow to Dublin for as little as £73 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as £95 for flights departing within the next 3 days.

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

August can be a great time to fly to Dublin from Heathrow with a flight ticket averaging about £59. Cheapflights users have found deals in the month of August for as cheap as £25. The most expensive prices can be found in the month of December.

Cheap flights from Heathrow to Dublin in April, May 2021

The best prices found for LHR to DUB flights in April, May
24 May - 2 Aug
£57pp
LHR
London Heathrow
British Airways
Direct
DUB
Dublin
DUB
Dublin
British Airways
Direct
LHR
London Heathrow
30 May - 6 Jun
£58pp
LHR
London Heathrow
British Airways
Direct
DUB
Dublin
DUB
Dublin
British Airways
Direct
LHR
London Heathrow
16 Apr - 18 Apr
£68pp
LHR
London Heathrow
British Airways
Direct
DUB
Dublin
DUB
Dublin
British Airways
Direct
LHR
London Heathrow

Heathrow to Dublin 2021 flight deals

Cheap flights to Dublin from Heathrow found for this year
10 Nov - 14 Nov
£48pp
LHR
London Heathrow
British Airways
Direct
DUB
Dublin
DUB
Dublin
British Airways
Direct
LHR
London Heathrow
6 Sep - 14 Sep
£49pp
LHR
London Heathrow
British Airways
Direct
DUB
Dublin
DUB
Dublin
British Airways
Direct
LHR
London Heathrow
8 Nov - 9 Nov
£50pp
LHR
London Heathrow
British Airways
Direct
DUB
Dublin
DUB
Dublin
British Airways
Direct
LHR
London Heathrow

Direct flights to Dublin from Heathrow

Save time with Heathrow to Dublin direct flight deals
6 Sep - 14 Sep
£49pp
LHR
London Heathrow
British Airways
Direct
DUB
Dublin
DUB
Dublin
British Airways
Direct
LHR
London Heathrow
24 Aug - 14 Sep
£54pp
LHR
London Heathrow
British Airways
Direct
DUB
Dublin
DUB
Dublin
British Airways
Direct
LHR
London Heathrow
5 Aug - 12 Aug
£55pp
LHR
London Heathrow
British Airways
Direct
DUB
Dublin
DUB
Dublin
British Airways
Direct
LHR
London Heathrow

Last-minute flights from Heathrow to Dublin

Late deals on return flights to Dublin from Heathrow, departing today and this week
23 Apr - 25 Apr
£71pp
LHR
London Heathrow
British Airways
Direct
DUB
Dublin
DUB
Dublin
British Airways
Direct
LHR
London Heathrow
23 Apr - 1 May
£114pp
LHR
London Heathrow
Lufthansa
 
1 STOP
DUB
Dublin
DUB
Dublin
Lufthansa
 
1 STOP
LHR
London Heathrow
23 Apr - 29 Apr
£115pp
LHR
London Heathrow
Lufthansa
 
1 STOP
DUB
Dublin
DUB
Dublin
Lufthansa
 
1 STOP
LHR
London Heathrow

One-way flights to Dublin from Heathrow

The cheapest one-way flights from Heathrow to Dublin
12:50 - 14:15
Aer Lingus
Direct
1h 25m
LHR - DUB
Aer Lingus
£67
Kiwi.com
05:15 - 12:30
Multiple Airlines
1 stop
31h 15m
LHR - DUB
Multiple Airlines
£68
Kiwi.com
04:30 - 05:55
British Airways
Direct
1h 25m
LHR - DUB
British Airways
£72
Kiwi.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Heathrow</span> to <span class="emphasized">Dublin</span> flights.

Flight FAQs

From Heathrow to Dublin

Are flight prices decreasing from Heathrow to Dublin due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Heathrow and Dublin for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Which airlines flying from London Heathrow to Dublin have flexible cancellations due to COVID-19?

Some of the carriers operating flights from London Heathrow to Dublin that may be offering flexible cancellation policies are British Airways, Aer Lingus, and Ryanair. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Can I find flights from Heathrow to Dublin for under £73 on Cheapflights?

Yes, there are multiple flights from Heathrow to Dublin for under £73. The cheapest flight booked recently is on British Airways for just £49, but on average you can expect to pay £61.

Are there direct flights from Heathrow to Dublin for under £73 on Cheapflights?

Cheapflights has 20 direct flights from Heathrow to Dublin under £73. A good price for a direct flight from Heathrow to Dublin is less than £61.

Are there last-minute flights available from Heathrow to Dublin for under £73?

There are currently 20+ open flights from Heathrow to Dublin within the next 7 days for less than £73.

Does it rain more in Heathrow or Dublin?

When travelling, it's generally smart to pack in preparation for rain or any other conditions that may arise. The rainfall in Heathrow is roughly similar to Dublin. You can assume this to be the case over the next 20 days.

Is Heathrow weather warmer or cooler than Dublin?

Temperatures around the 24 °Cs can be experienced in July. The weather in Dublin is colder than in Heathrow. Plan for potential changes in flight availability as peak weather approaches in this location.

How long does is the flight from Heathrow to Dublin?

Airlines like British Airways fly from Heathrow to Dublin in about 1h 25m. The time it takes to get you to your destination is usually consistent. Generally, flights for this route are direct.

What are the cheapest airlines to flying from Heathrow to Dublin return?

British Airways, at £49, was found to be the cheapest airline from Heathrow to Dublin. An alternate airline flying to your destination would be Blue Air. You may be able to fly from Heathrow to Dublin for 45% less than the average price by searching for these airlines.

What are the cheapest airlines to fly from Heathrow to Dublin one-way?

To fly one-way, consider booking your trip with British Airways, which is currently one of the cheapest options available, starting at £43. Blue Air flights start at £49 while deals on Aer Lingus start at £54 one-way.

Alternative routes for Heathrow to Dublin

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Dublin

Things to know before you go - useful duration and weather info for your trip from Heathrow to Dublin.
Today's exchange rate
£1 = €1.16
Flight duration
1h 31m
Average temperature for April in Dublin
12.0 °C
Avg rainfall for April in Dublin
62.0 mm

Airports servicing London

Airports servicing Dublin

Top 4 airlines flying from Heathrow to Dublin

The chart below displays the airlines Cheapflights users travelling from Heathrow to Dublin choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Ryanair
£38 £87 No cancel fee N/A
Search Ryanair flights
British Airways
£83 £145 No cancel fee 70%
Search British Airways flights
Aer Lingus
£120 £185 No cancel fee N/A
Search Aer Lingus flights
Lufthansa
£211 £279 No cancel fee 76%
Search Lufthansa flights

Hourly flight availability from Heathrow to Dublin

See what time of day planes typically take off from Heathrow towards Dublin.
Morning 6 AM to midday 67% of flight departures
Afternoon Midday to 6 PM 26% of flight departures
Evening 6 PM to midnight 6% of flight departures
Early morning Midnight to 6 AM 1% of flight departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Heathrow to Dublin
See how many times per day planes take to the skies headed from Heathrow to Dublin.
Sunday
8 daily flights
Monday
10 daily flights
Tuesday
6 daily flights
Wednesday
6 daily flights
Thursday
10 daily flights
Friday
8 daily flights
Saturday
4 daily flights
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