Cheap flights from Heathrow to Ireland

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How to find the cheapest flight from
Heathrow (LHR) to Ireland

All the information you need to plan the best LHR to DUB flight in 2021: compare Heathrow to Ireland flight prices with the expected peak season, weather and rainfall in Ireland.
How far in advance should I book a flight from London Heathrow Airport to Ireland?

To save on the cost of your flight from London Heathrow Airport to Ireland, book at least 56 days before your planned departure. Booking around this time can save you about 79% on the cost of this flight compared to booking a flight leaving this week. We have found prices from £74 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as £95.

When is the cheapest time to fly from London Heathrow Airport to Ireland (LHR - IE)?

When flying from London Heathrow Airport to Ireland, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest month to fly from London Heathrow Airport to Ireland?

The best pricing can be found in the month of August. Prices to Ireland from London Heathrow Airport average £60. You can even find prices in August for less than £60, as users have found deals to Ireland from as low as £25. The month of December appears to be one of the more expensive times to travel to Ireland from London Heathrow Airport. Flying in the targeted month can save you up to 52%.

Cheap flights from Heathrow to Ireland in October, November 2021

The best prices found for LHR to Ireland flights in October, November
9 Nov - 17 Nov
£49pp
LHR
London Heathrow
British Airways
Direct
DUB
Dublin
DUB
Dublin
British Airways
Direct
LHR
London Heathrow
9 Nov - 17 Nov
£50pp
LHR
London Heathrow
British Airways
Direct
DUB
Dublin
DUB
Dublin
British Airways
Direct
LHR
London Heathrow
15 Nov - 17 Nov
£50pp
LHR
London Heathrow
British Airways
Direct
DUB
Dublin
DUB
Dublin
British Airways
Direct
LHR
London Heathrow

London Heathrow to Ireland 2021 flight deals

Cheap flights to Ireland from Heathrow found for this year
9 Nov - 17 Nov
£49pp
LHR
London Heathrow
British Airways
Direct
DUB
Dublin
DUB
Dublin
British Airways
Direct
LHR
London Heathrow
9 Nov - 17 Nov
£50pp
LHR
London Heathrow
British Airways
Direct
DUB
Dublin
DUB
Dublin
British Airways
Direct
LHR
London Heathrow
3 Dec - 6 Dec
£50pp
LHR
London Heathrow
British Airways
Direct
DUB
Dublin
DUB
Dublin
British Airways
Direct
LHR
London Heathrow

Direct flights to Ireland from Heathrow

Save time with Heathrow to Ireland direct flight deals
15 Jan - 15 Jan
£38pp
LHR
London Heathrow
British Airways
Direct
DUB
Dublin
DUB
Dublin
British Airways
Direct
LHR
London Heathrow
25 Feb - 28 Feb
£39pp
LHR
London Heathrow
British Airways
Direct
DUB
Dublin
DUB
Dublin
British Airways
Direct
LHR
London Heathrow
21 Jan - 31 Jan
£39pp
LHR
London Heathrow
British Airways
Direct
DUB
Dublin
DUB
Dublin
British Airways
Direct
LHR
London Heathrow

Last-minute flights from Heathrow to Ireland

Late deals on return flights to Ireland from Heathrow, departing today and this week
26 Oct - 3 Nov
£101pp
LHR
London Heathrow
British Airways
Direct
DUB
Dublin
DUB
Dublin
British Airways
Direct
LHR
London Heathrow
26 Oct - 1 Nov
£103pp
LHR
London Heathrow
British Airways
Direct
DUB
Dublin
DUB
Dublin
British Airways
Direct
LHR
London Heathrow
29 Oct - 3 Nov
£132pp
LHR
London Heathrow
British Airways
Direct
DUB
Dublin
DUB
Dublin
British Airways
Direct
LHR
London Heathrow

One-way flights to Ireland from London Heathrow

The cheapest one-way flights from Heathrow to Ireland
13:55 - 13:20
Blue Air
1 stop
23h 25m
LHR - DUB
Blue Air
£25
Gotogate
13:55 - 18:35
Multiple Airlines
1 stop
28h 40m
LHR - DUB
Multiple Airlines
£41
Gotogate
16:15 - 17:35
British Airways
Direct
1h 20m
LHR - DUB
British Airways

Related info for your journey

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

Flight FAQs

From Heathrow to Ireland

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

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

Can I find flights from London Heathrow Airport to Ireland for under £100 on Cheapflights?

Yes, there are multiple flights from London Heathrow Airport to Ireland for under £100. The cheapest flight booked recently is on British Airways for just £38, but on average you can expect to pay £46.

Are there direct flights from London Heathrow Airport to Ireland for under £100 on Cheapflights?

Cheapflights has 20 direct flights from London Heathrow Airport to Ireland under £100. A good price for a direct flight from London Heathrow Airport to Ireland is less than £45.

Are there last-minute flights available from London Heathrow Airport to Ireland for under £200?

There are currently 20+ open flights from London Heathrow Airport to Ireland within the next 7 days for less than £200.

What days are direct flights available from London Heathrow Airport to Ireland?

Days when direct flights are available for this flight are: Tuesday, Wednesday, Thursday, Friday, Saturday.

How many flights depart from London Heathrow Airport to Ireland on average per day?

36 flight departures from London Heathrow Airport to Ireland per day on average.
Morning (6am - Midday) - 25% of flight departures
Afternoon (Midday - 6pm) - 69% of flight departures
Evening (6pm - Midnight) - 6% of flight departures

How long is the flight from London Heathrow Airport to Ireland?

Departing from London Heathrow Airport to Ireland will take you 1h 30m. There are 281 mi between London Heathrow Airport and Ireland. Most flights are nonstop.

What are the most popular routes from London Heathrow Airport to Ireland?

The most popular flight routes from London Heathrow Airport to Ireland are London Heathrow - Dublin, London Heathrow - Cork and London Heathrow - Shannon.

What are the most popular airlines that fly from London Heathrow Airport to Ireland?

Before booking your flight from London Heathrow Airport to Ireland, check out the most popular airlines for this route: Air France, British Airways or Aer Lingus.

What are the cheapest flights from London Heathrow Airport to Ireland?

Looking for the cheapest flight from London Heathrow Airport to Ireland? While on average our users pay £135, our data indicates the cheapest price to be £45. The most popular route (London Heathrow - Dublin), is priced around £38.

What are the most reliable airlines from London Heathrow Airport to Ireland?

No one likes to see their flight delayed. When booking a flight from London Heathrow Airport to Ireland consider choosing Etihad Airways(100%), United Airlines(99%) or Air Canada(99%), as they are the most reliable in getting you off to your destination on time.

Related searches

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COVID Restrictions

View COVID Travel Restrictions for Ireland

Do I need a COVID test to fly to Ireland from Heathrow?

Information is based on travel restrictions from London Heathrow to Ireland

Most visitors from London Heathrow need to provide a negative COVID-19 test result and/or quarantine to enter Ireland.

COVID-19 testing requirements
Visitors from London Heathrow must present a negative RT-PCR (NAAT) test taken 72 hours before departing to Ireland.

Quarantine requirements
Visitors from London Heathrow are not required to quarantine after entering Ireland.

Do I need a test to fly back to Heathrow from Ireland?

Returning to London Heathrow from Ireland

COVID-19 testing requirements
Visitors from Ireland must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to London Heathrow.

Quarantine requirements
Visitors from Ireland are not required to quarantine after entering London Heathrow.

Hide COVID Travel Restrictions for Ireland

Destination points for flights from Heathrow to Ireland

Select to see more specific information for flights from Heathrow to all places in Ireland.

Destination information for Ireland

Things to know before you go - useful duration and weather info for your trip from Heathrow to Ireland.
Today's exchange rate
£1 = €1.19
Flight duration from London Heathrow to Ireland
1h 22m

Airports servicing London

Airports servicing

Dublin (DUB)
Galway (GWY)
Knock (NOC)
Cork (ORK)
Shannon (SNN)

Top 5 airlines flying from London Heathrow to Ireland

The chart below displays the airlines Cheapflights users travelling from Heathrow to Ireland 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
£18 £68 No cancel fee N/A
Search Ryanair flights
British Airways
£61 £207 No cancel fee 70%
Search British Airways flights
Aer Lingus
£87 £165 No cancel fee N/A
Search Aer Lingus flights
Flybe
£142 £206 No cancel fee N/A

We couldn't confirm the COVID-19 safety measures taken by Flybe. Please check directly on their website for additional information.

Search Flybe flights
Lufthansa
£153 £203 No cancel fee 76%
Search Lufthansa flights
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