Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from London Heathrow Airport to Ireland from £33

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 5/5. 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

Deals available from 900+ travel sites.

'This year, momondo is the #1 place for airfares on the internet.'
Voted 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

These are some of the best return flight deals from London Heathrow Airport to Ireland that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from London Heathrow Airport to Ireland.

Cheap last-minute flights

Planning a quick getaway from London Heathrow Airport to Ireland? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Ireland, so you can enjoy a seamless trip without stopovers.

Cheap bus & train deals from London Heathrow Airport to Ireland

Find recent round-trip train or bus tickets from London Heathrow Airport to Ireland.

All round-trip flight deals to Ireland

The cheapest plane tickets to Ireland found on KAYAK recently.
15:30 - 17:00LHR-DUB
1h 30mdirect
20:35 - 21:55DUB-LHR
1h 20mdirect
£66British Airways
Find Deal
Sat, 25 Jan - Sat, 25 Jan
06:30 - 07:55LHR-DUB
1h 25mdirect
20:30 - 21:50DUB-LHR
1h 20mdirect
£67British Airways
Find Deal
Mon, 13 Jan - Mon, 13 Jan
15:20 - 16:45LHR-SNN
1h 25mdirect
17:30 - 18:55SNN-LHR
1h 25mdirect
£86Aer Lingus
Find Deal
Wed, 4 Dec - Wed, 18 Dec
10:00 - 11:30LHR-SNN
1h 30mdirect
17:30 - 18:55SNN-LHR
1h 25mdirect
£88Aer Lingus
Find Deal
Wed, 11 Dec - Wed, 18 Dec
07:50 - 09:10LHR-DUB
1h 20mdirect
17:50 - 19:10DUB-LHR
1h 20mdirect
Sat, 25 Jan - Sat, 25 Jan
06:30 - 07:55LHR-DUB
1h 25mdirect
19:45 - 21:00DUB-LHR
1h 15mdirect
Mon, 13 Jan - Tue, 28 Jan
08:40 - 12:40LHR-DUB
4h 00m1 stop
05:55 - 10:45DUB-LHR
4h 50m1 stop
£145KLM
Find Deal
Fri, 17 Jan - Sun, 19 Jan
06:30 - 12:40LHR-DUB
6h 10m1 stop
13:25 - 20:50DUB-LHR
7h 25m1 stop
£147KLM
Find Deal
Thu, 5 Dec - Tue, 10 Dec
18:40 - 11:40LHR-DUB
17h 00m1 stop
10:10 - 21:40DUB-LHR
11h 30m1 stop
£159Scandinavian Airlines
Find Deal
Thu, 9 Jan - Sun, 12 Jan
10:20 - 11:40LHR-DUB
25h 20m1 stop
12:30 - 16:00DUB-LHR
27h 30m1 stop
£177Scandinavian Airlines
Find Deal
Thu, 9 Jan - Mon, 13 Jan
06:50 - 08:15LHR-DUB
1h 25mdirect
£33British Airways
Find Deal
Mon, 5 May
21:00 - 22:25LHR-DUB
1h 25mdirect
£39British Airways
Find Deal
Tue, 6 May
10:00 - 11:30LHR-SNN
1h 30mdirect
£47Aer Lingus
Find Deal
Wed, 27 Nov
10:00 - 11:30LHR-SNN
1h 30mdirect
£50Aer Lingus
Find Deal
Wed, 27 Nov
15:15 - 07:55LHR-DUB
16h 40m1 stop
£62Vueling
Find Deal
Wed, 11 Dec
07:05 - 23:55LHR-DUB
16h 50m1 stop
Fri, 3 Jan
15:15 - 07:55LHR-DUB
16h 40m1 stop
£73Vueling
Find Deal
Wed, 15 Jan
06:20 - 22:10LHR-ORK
15h 50m1 stop
Thu, 20 Feb
06:30 - 12:55LHR-ORK
6h 25m1 stop
£92KLM
Find Deal
Tue, 18 Feb
17:50 - 22:00LHR-DUB
4h 10m1 stop
£92KLM
Find Deal
Wed, 26 Mar
10:00 - 11:30LHR-SNN
1h 30mdirect
20:05 - 21:25SNN-LHR
1h 20mdirect
£99Aer Lingus
Find Deal
Tue, 26 Nov - Wed, 27 Nov
18:05 - 19:25LHR-SNN
1h 20mdirect
20:05 - 21:25SNN-LHR
1h 20mdirect
£112Aer Lingus
Find Deal
Mon, 25 Nov - Mon, 2 Dec
13:40 - 15:05LHR-DUB
1h 25mdirect
10:40 - 12:15DUB-LHR
1h 35mdirect
£125British Airways
Find Deal
Sat, 23 Nov - Mon, 25 Nov
18:25 - 19:45LHR-DUB
1h 20mdirect
16:05 - 17:30DUB-LHR
1h 25mdirect
£126British Airways
Find Deal
Sat, 23 Nov - Sat, 30 Nov
14:15 - 15:40LHR-DUB
1h 25mdirect
20:30 - 21:50DUB-LHR
1h 20mdirect
Mon, 25 Nov - Wed, 27 Nov
17:35 - 22:50LHR-DUB
5h 15m1 stop
08:55 - 16:35DUB-LHR
7h 40m1 stop
£153Air France
Find Deal
Sat, 23 Nov - Mon, 25 Nov
17:35 - 22:50LHR-DUB
5h 15m1 stop
06:00 - 10:30DUB-LHR
4h 30m1 stop
£154Air France
Find Deal
Sat, 23 Nov - Tue, 26 Nov
22:05 - 23:25LHR-ORK
1h 20mdirect
17:35 - 18:50ORK-LHR
1h 15mdirect
Mon, 25 Nov - Wed, 27 Nov
18:40 - 12:05LHR-DUB
17h 25m1 stop
18:40 - 08:15DUB-LHR
13h 35m2 stops
£242SWISS
Find Deal
Mon, 25 Nov - Mon, 2 Dec
20:05 - 12:05LHR-DUB
16h 00m1 stop
18:40 - 08:05DUB-LHR
13h 25m1 stop
£246SWISS
Find Deal
Mon, 25 Nov - Wed, 27 Nov
06:30 - 07:55LHR-DUB
1h 25mdirect
20:30 - 21:50DUB-LHR
1h 20mdirect
£61British Airways
Find Deal
Wed, 15 Jan - Mon, 20 Jan
06:30 - 07:55LHR-DUB
1h 25mdirect
20:30 - 21:50DUB-LHR
1h 20mdirect
£62British Airways
Find Deal
Wed, 19 Feb - Wed, 26 Feb
15:30 - 17:00LHR-DUB
1h 30mdirect
20:35 - 21:55DUB-LHR
1h 20mdirect
£63British Airways
Find Deal
Thu, 5 Dec - Sat, 14 Dec
15:30 - 17:00LHR-DUB
1h 30mdirect
20:35 - 21:55DUB-LHR
1h 20mdirect
£66British Airways
Find Deal
Sat, 25 Jan - Sat, 25 Jan
06:30 - 07:55LHR-DUB
1h 25mdirect
20:30 - 21:50DUB-LHR
1h 20mdirect
£67British Airways
Find Deal
Mon, 13 Jan - Mon, 13 Jan
06:30 - 07:55LHR-DUB
1h 25mdirect
20:30 - 21:50DUB-LHR
1h 20mdirect
£68British Airways
Find Deal
Thu, 9 Jan - Mon, 13 Jan
15:20 - 16:45LHR-SNN
1h 25mdirect
17:30 - 18:55SNN-LHR
1h 25mdirect
£86Aer Lingus
Find Deal
Wed, 4 Dec - Wed, 18 Dec
10:00 - 11:30LHR-SNN
1h 30mdirect
17:30 - 18:55SNN-LHR
1h 25mdirect
£88Aer Lingus
Find Deal
Wed, 11 Dec - Wed, 18 Dec
07:50 - 09:10LHR-DUB
1h 20mdirect
17:50 - 19:10DUB-LHR
1h 20mdirect
Sat, 25 Jan - Sat, 25 Jan
11:00 - 12:30LHR-NOC
1h 30mdirect
13:00 - 14:30NOC-LHR
1h 30mdirect
£93Aer Lingus
Find Deal
Thu, 5 Dec - Sun, 8 Dec

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 Dec
LHR15:30London Heathrow
1h 30m
DUB17:00Dublin
14 Dec
DUB20:35Dublin
1h 20m
LHR21:55London Heathrow
British Airways
25 Jan
LHR15:30London Heathrow
1h 30m
DUB17:00Dublin
25 Jan
DUB20:35Dublin
1h 20m
LHR21:55London Heathrow
British Airways
13 Jan
LHR06:30London Heathrow
1h 25m
DUB07:55Dublin
13 Jan
DUB20:30Dublin
1h 20m
LHR21:50London Heathrow

KLM flights from London Heathrow Airport to Ireland

Our best KLM deals on London Heathrow Airport to Ireland flight tickets
KLM
5 Dec
LHR06:30London Heathrow
6h 10m
1 stop
DUB12:40Dublin
10 Dec
DUB05:55Dublin
4h 50m
1 stop
LHR10:45London Heathrow
KLM
17 Jan
LHR08:40London Heathrow
4h 00m
1 stop
DUB12:40Dublin
19 Jan
DUB05:55Dublin
4h 50m
1 stop
LHR10:45London Heathrow
KLM
5 Dec
LHR06:30London Heathrow
6h 10m
1 stop
DUB12:40Dublin
10 Dec
DUB13:25Dublin
7h 25m
1 stop
LHR20:50London 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

Can stopping save me money on London Heathrow Airport to Ireland flights?

No. A direct flight is the cheapest option for a flight between London Heathrow Airport to Ireland.

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

£33

Fastest flight time

1h 20m

Direct flights

Tue, Wed, Thu, Fri, Sat and Sun

Airports in Ireland

3 airports
The best one-way flight to Ireland from London Heathrow Airport in the past 72 hours is £33. The best return flight deal from London Heathrow Airport to Ireland found on momondo in the last 72 hours is £66.
The fastest flight from London Heathrow Airport to Ireland takes 1h 20m
Direct flights go from London Heathrow Airport to Ireland on Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday. Airlines offering direct flights are: Aer Lingus and British Airways..
There are 3 airports near Ireland: Dublin (DUB), Shannon (SNN), 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 were last updated today.

  • 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 a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Heathrow Airport to Ireland.

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

    The travel and health documents you'll need for your trip to Ireland may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ireland. It is always advisable to seek 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
RyanairPriceFrom £27Free CancellationRating
6.8
5,266 reviews
Search Ryanair flights
British AirwaysPriceFrom £55Free CancellationRating
6.6
6,837 reviews
Search British Airways flights
Aer LingusPriceFrom £91Free CancellationRating
7.1
1,089 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?

momondo does allow users to show only those flights to Ireland from London which offer a flexible booking policy as well as other useful filters and features.

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?

If you are not ready to book a flight from London to Ireland now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Ireland and let you know when they change.


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
From?
To?
Tue 26/11
Tue 3/12
Email me momondo's favourite deals

Find better results for your trip to Ireland

Popular Cities in Ireland

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