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 2022: compare Heathrow to Ireland flight prices with the expected peak season, weather and rainfall in Ireland.
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.

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 53 days before your planned departure. Booking around this time can save you about 71% on the cost of this flight compared to booking a flight leaving this week. We have found prices from £73 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as £99.

Cheap flights from Heathrow to Ireland in June, July 2022

The best prices found for LHR to Ireland flights in June, July
17 Jul - 23 Jul
£46pp
LHR
London Heathrow
Major Airline
Direct
DUB
Dublin
DUB
Dublin
Major Airline
Direct
LHR
London Heathrow
26 Jul - 23 Aug
£48pp
LHR
London Heathrow
Major Airline
Direct
SNN
Shannon
SNN
Shannon
Major Airline
Direct
LHR
London Heathrow
6 Jul - 19 Jul
£49pp
LHR
London Heathrow
Major Airline
Direct
DUB
Dublin
DUB
Dublin
Major Airline
Direct
LHR
London Heathrow

London Heathrow to Ireland 2022 flight deals

Cheap flights to Ireland from Heathrow found for this year
22 Nov - 30 Nov
£35pp
LHR
London Heathrow
British Airways
Direct
DUB
Dublin
DUB
Dublin
British Airways
Direct
LHR
London Heathrow
22 Nov - 30 Nov
£39pp
LHR
London Heathrow
British Airways
Direct
DUB
Dublin
DUB
Dublin
British Airways
Direct
LHR
London Heathrow
30 Nov - 3 Dec
£40pp
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
22 Nov - 30 Nov
£35pp
LHR
London Heathrow
British Airways
Direct
DUB
Dublin
DUB
Dublin
British Airways
Direct
LHR
London Heathrow
23 Nov - 1 Dec
£36pp
LHR
London Heathrow
British Airways
Direct
DUB
Dublin
DUB
Dublin
British Airways
Direct
LHR
London Heathrow
15 Nov - 18 Nov
£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
6 Jul - 19 Jul
£49pp
LHR
London Heathrow
Major Airline
Direct
DUB
Dublin
DUB
Dublin
Major Airline
Direct
LHR
London Heathrow
6 Jul - 10 Jul
£51pp
LHR
London Heathrow
Major Airline
Direct
DUB
Dublin
DUB
Dublin
Major Airline
Direct
LHR
London Heathrow
5 Jul - 6 Jul
£51pp
LHR
London Heathrow
Major Airline
Direct
ORK
Cork
ORK
Cork
Major Airline
Direct
LHR
London Heathrow

One-way flights to Ireland from London Heathrow

The cheapest one-way flights from Heathrow to Ireland
22:40 - 00:05
Major Airline
Direct
1h 25m
LHR - DUB
Major Airline
£22
JustFly
17:05 - 18:30
British Airways
Direct
1h 25m
LHR - DUB
British Airways
17:00 - 18:25
British Airways
Direct
1h 25m
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 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 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 £35, but on average you can expect to pay £44.

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

Cheapflights has at least 20 direct flights from London Heathrow Airport to Ireland under £100. A good price for a nonstop 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 £100?

There are currently 20+ open flights from London Heathrow Airport to Ireland within the next 7 days for less than £100.

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

Days when nonstop flights are available for this flight are: Sunday, Monday, Tuesday, Thursday, Friday, Saturday.

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

22 flight departures from London Heathrow Airport to Ireland per day on average.
Early Morning (Midnight to 6am) - 5% of flight departures
Morning (6am - Noon) - 14% of flight departures
Afternoon (Noon - 6pm) - 68% of flight departures
Evening (6pm - Midnight) - 14% 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 20m. 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 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 United Airlines (86%), Etihad Airways (85%) or Aer Lingus (78%) as they are the most reliable in getting you off to your destination on time.

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 £190, our data indicates the cheapest price to be £42. The most popular route (London Heathrow - Dublin), is priced around £39.

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 can enter Ireland without restrictions.

COVID-19 testing requirements
Visitors from London Heathrow are not required to present a negative COVID-19 PCR test or antigen result upon entering 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 are not required to present a negative COVID-19 PCR test or antigen result upon entering 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 = €1.16
Flight duration from London Heathrow to Ireland
1h 23m

Airports servicing London

Airports servicing

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

Top 7 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
£9 £45 No cancel fee N/A
Search Ryanair flights
British Airways
£50 £171 No cancel fee 70%
Search British Airways flights
Aer Lingus
£69 £189 No cancel fee N/A
Search Aer Lingus flights
Lufthansa
£114 £176 No cancel fee 76%
Search Lufthansa flights
SWISS
£142 £293 No cancel fee 79%
Search SWISS flights
Flybe
£160 £233 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
KLM
£168 £237 No cancel fee 75%
Search KLM flights
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