Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from London Heathrow Airport to Ireland from €52

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Ireland departing on 11/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Voted the Winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

Find the cheapest flights from London Heathrow Airport to Ireland

Cheap return flights

British Airways Logo
16:50 - 18:20LHR-DUB
1h 30mdirect
British Airways Logo
10:50 - 12:30DUB-LHR
1h 40mdirect
€78British Airways
Find Deal
Tue, 5 Aug - Wed, 13 Aug
British Airways Logo
16:50 - 18:20LHR-DUB
1h 30mdirect
British Airways Logo
10:50 - 12:30DUB-LHR
1h 40mdirect
€80British Airways
Find Deal
Tue, 5 Aug - Wed, 13 Aug
British Airways Logo
16:50 - 18:20LHR-DUB
1h 30mdirect
British Airways Logo
10:50 - 12:30DUB-LHR
1h 40mdirect
€81British Airways
Find Deal
Tue, 5 Aug - Wed, 13 Aug
British Airways Logo
06:20 - 07:45LHR-DUB
1h 25mdirect
British Airways Logo
08:45 - 10:20DUB-LHR
1h 35mdirect
€81British Airways
Find Deal
Thu, 7 Aug - Mon, 11 Aug
Aer Lingus Logo
19:10 - 20:35LHR-SNN
1h 25mdirect
Aer Lingus Logo
21:15 - 22:40SNN-LHR
1h 25mdirect
€111Aer Lingus
Find Deal
Tue, 15 Jul - Fri, 18 Jul
Aer Lingus Logo
14:40 - 16:10LHR-SNN
1h 30mdirect
Aer Lingus Logo
07:40 - 09:05SNN-LHR
1h 25mdirect
€115Aer Lingus
Find Deal
Tue, 29 Jul - Tue, 5 Aug
 Logo
22:10 - 07:35LHR-ORK
9h 25m1 stop
 Logo
20:30 - 21:45ORK-LHR
1h 15mdirect
€166
Find Deal
Fri, 18 Jul - Mon, 21 Jul
 Logo
06:45 - 12:35LHR-SNN
5h 50m1 stop
 Logo
21:15 - 22:40SNN-LHR
1h 25mdirect
€166
Find Deal
Tue, 12 Aug - Fri, 22 Aug
Loganair Logo
08:45 - 15:25LHR-CFN
6h 40m2 stops
Loganair Logo
14:00 - 15:30CFN-LHR
25h 30m2 stops
€727Loganair
Find Deal
Sat, 9 Aug - Wed, 13 Aug
Loganair Logo
08:45 - 15:25LHR-CFN
6h 40m2 stops
Loganair Logo
14:00 - 17:45CFN-LHR
27h 45m3 stops
€1,074Loganair
Find Deal
Sat, 9 Aug - Wed, 13 Aug

British Airways flights from London Heathrow Airport to Ireland

Our best British Airways deals on London Heathrow Airport to Ireland flight tickets
British Airways
5 Aug
LHR16:50London Heathrow
1h 30m
DUB18:20Dublin
13 Aug
DUB10:50Dublin
1h 40m
LHR12:30London Heathrow
British Airways
5 Aug
LHR16:50London Heathrow
1h 30m
DUB18:20Dublin
13 Aug
DUB10:50Dublin
1h 40m
LHR12:30London Heathrow
British Airways
5 Aug
LHR16:50London Heathrow
1h 30m
DUB18:20Dublin
13 Aug
DUB10:50Dublin
1h 40m
LHR12:30London Heathrow

Aer Lingus flights from London Heathrow Airport to Ireland

Our best Aer Lingus deals on London Heathrow Airport to Ireland flight tickets
Aer Lingus
8 Jul
LHR19:10London Heathrow
1h 25m
SNN20:35Shannon
14 Jul
SNN21:15Shannon
1h 25m
LHR22:40London Heathrow
Aer Lingus
15 Jul
LHR19:10London Heathrow
1h 25m
SNN20:35Shannon
18 Jul
SNN21:15Shannon
1h 25m
LHR22:40London Heathrow
Aer Lingus
29 Jul
LHR14:40London Heathrow
1h 30m
SNN16:10Shannon
5 Aug
SNN07:40Shannon
1h 25m
LHR09:05London Heathrow

See travel insights to Ireland from

How to get the cheapest flight ticket from London Heathrow Airport to Ireland

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Ireland?

The month of September is another great option to travel to Ireland, with average flight prices from London Heathrow Airport averaging around €122.

What is the cheapest day to depart on your flight to Ireland?

The cheapest day to depart on your flight to Ireland is on a Thursday when prices can be found for as low as €102. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around €160. These prices are subject to change though, so be sure to set up a Price Alert for flights to Ireland.

What is the cheapest time of day to depart on your flight to Ireland?

In the afternoon is the cheapest time of day to fly from London Heathrow Airport to Ireland when you can find flight prices for as low as €142. Flying to Ireland in the afternoon is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Ireland is at midday when prices are around €284.

What is the cheapest London Heathrow to Ireland flight route?

Fly from London Heathrow to Dublin for the best London Heathrow - Ireland flight prices

How far in advance should I book a flight to Ireland?

You are more likely to see cheaper flights to Ireland from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Ireland for around €137 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ireland from London Heathrow Airport for as low as €103 on momondo.

What cabin class options are available on London Heathrow to Ireland flights?

There are 2 cabin classes available to choose from on London Heathrow to Ireland flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap London Heathrow Airport to Ireland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Ireland

Best price found

€52

Fastest flight time

1h 10m

Direct flights

Every day

Airports in Ireland

4 airports
The best one-way flight to Ireland from London Heathrow Airport in the past 72 hours is €52. The best return flight deal from London Heathrow Airport to Ireland found on momondo in the last 72 hours is €78.
The fastest flight from London Heathrow Airport to Ireland takes 1h 10m
Direct flights go from London Heathrow Airport to Ireland every day.
There are 4 airports near Ireland: Dublin (DUB), Shannon (SNN), Knock Intl (NOC), Cork (ORK)

  • When did momondo last update prices for flights from London Heathrow Airport to Ireland?

    Prices for flights from London Heathrow Airport to Ireland are refreshed on a daily basis.

  • How many operators does momondo search for flights from London Heathrow Airport to Ireland?

  • How old do you have to be to fly from London Heathrow Airport to Ireland?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Ireland.

  • What documentation or ID do you need to fly to Ireland?

    The necessary travel and health documents for your Ireland trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from London Heathrow Airport to Ireland?


Best airlines flying from London Heathrow Airport to Ireland

Compare and see reviews for airlines that fly from London Heathrow Airport to Ireland with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom €55Free CancellationRating
6.6
7,086 reviews
Search British Airways flights
Aer LingusPriceFrom €142Free CancellationRating
7.1
1,140 reviews
Search Aer Lingus flights

Why use momondo?

Why should I use momondo to find a flight deal from London to Ireland?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to Ireland for you.

Can I find flights from London to Ireland with flexible booking policies on momondo?

Yes. All flights to Ireland from London on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from London to Ireland?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to Ireland.

I’m not ready to book a flight from London to Ireland right now. Can momondo alert me if prices change?

Price alerts on flights to Ireland from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


An easier way to manage your Ireland trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Mon 7/7
Mon 14/7

Find better results for your trip to Ireland

Popular Cities in Ireland

Popular flights according to clicks in the last 7 days on momondo