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Cheap flights from London Heathrow Airport to Ireland from €40

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 1/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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.
18:25 - 19:45LHR-DUB
1h 20mdirect
16:55 - 18:20DUB-LHR
1h 25mdirect
€68British Airways
Find Deal
Sat, 16 Nov - Tue, 19 Nov
18:25 - 19:45LHR-DUB
1h 20mdirect
20:30 - 21:50DUB-LHR
1h 20mdirect
€70British Airways
Find Deal
Sat, 7 Dec - Tue, 17 Dec
18:05 - 19:25LHR-SNN
1h 20mdirect
20:05 - 21:25SNN-LHR
1h 20mdirect
€107Aer Lingus
Find Deal
Tue, 3 Dec - Mon, 9 Dec
06:30 - 07:55LHR-DUB
1h 25mdirect
14:30 - 15:55DUB-LHR
1h 25mdirect
€107
Find Deal
Wed, 19 Mar - Tue, 1 Apr
11:00 - 12:30LHR-NOC
1h 30mdirect
13:00 - 14:30NOC-LHR
1h 30mdirect
€108Aer Lingus
Find Deal
Thu, 14 Nov - Mon, 18 Nov
08:50 - 10:15LHR-DUB
1h 25mdirect
20:30 - 21:50DUB-LHR
1h 20mdirect
€108
Find Deal
Tue, 3 Dec - Tue, 10 Dec
17:50 - 22:00LHR-DUB
4h 10m1 stop
13:25 - 19:15DUB-LHR
5h 50m1 stop
€171KLM
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Thu, 30 Jan - Mon, 3 Feb
08:40 - 15:40LHR-ORK
7h 00m1 stop
16:30 - 16:20ORK-LHR
23h 50m1 stop
€172SWISS
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Fri, 11 Apr - Fri, 25 Apr
08:40 - 12:40LHR-DUB
4h 00m1 stop
13:25 - 20:50DUB-LHR
7h 25m1 stop
€173KLM
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Wed, 4 Dec - Mon, 9 Dec
07:00 - 14:20LHR-DUB
7h 20m1 stop
13:00 - 11:25DUB-LHR
22h 25m1 stop
€174SWISS
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Wed, 19 Mar - Wed, 2 Apr
18:25 - 19:45LHR-DUB
1h 20mdirect
€40British Airways
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Sat, 1 Feb
06:30 - 07:55LHR-DUB
1h 25mdirect
€42British Airways
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Wed, 15 Jan
15:20 - 16:45LHR-SNN
1h 25mdirect
€58Aer Lingus
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Wed, 13 Nov
10:00 - 11:30LHR-SNN
1h 30mdirect
€60Aer Lingus
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Sun, 8 Dec
20:50 - 10:30LHR-DUB
13h 40m1 stop
€77Vueling
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Tue, 11 Mar
15:15 - 07:55LHR-DUB
16h 40m1 stop
€81Vueling
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Wed, 11 Dec
15:15 - 10:00LHR-DUB
18h 45m1 stop
Wed, 4 Dec
16:00 - 00:15LHR-DUB
8h 15m1 stop
Sat, 30 Nov
10:00 - 16:40LHR-DUB
6h 40m1 stop
€98KLM
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Mon, 24 Feb
10:00 - 16:40LHR-DUB
6h 40m1 stop
€108KLM
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Wed, 26 Mar
18:25 - 19:45LHR-DUB
1h 20mdirect
20:35 - 21:55DUB-LHR
1h 20mdirect
€109British Airways
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Sat, 9 Nov - Sat, 16 Nov
14:15 - 15:45LHR-SNN
1h 30mdirect
20:05 - 21:25SNN-LHR
1h 20mdirect
€113Aer Lingus
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Sat, 9 Nov - Mon, 11 Nov
11:00 - 12:30LHR-NOC
1h 30mdirect
13:00 - 14:30NOC-LHR
1h 30mdirect
€118Aer Lingus
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Sat, 9 Nov - Tue, 12 Nov
18:25 - 19:45LHR-DUB
1h 20mdirect
20:30 - 21:50DUB-LHR
1h 20mdirect
€129British Airways
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Sat, 9 Nov - Tue, 12 Nov
16:25 - 22:05LHR-DUB
5h 40m1 stop
05:55 - 12:05DUB-LHR
6h 10m1 stop
€227KLM
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Sat, 9 Nov - Sun, 10 Nov
17:50 - 22:05LHR-DUB
4h 15m1 stop
05:55 - 10:45DUB-LHR
4h 50m1 stop
€230KLM
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Sat, 9 Nov - Tue, 12 Nov
17:35 - 22:50LHR-DUB
5h 15m1 stop
16:40 - 21:25DUB-LHR
4h 45m1 stop
€236Air France
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Sat, 9 Nov - Mon, 18 Nov
14:45 - 22:50LHR-DUB
8h 05m1 stop
08:55 - 16:35DUB-LHR
7h 40m1 stop
€239Air France
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Wed, 6 Nov - Tue, 26 Nov
07:00 - 17:50LHR-DUB
10h 50m2 stops
18:40 - 11:15DUB-LHR
16h 35m1 stop
€293SWISS
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Sun, 10 Nov - Tue, 12 Nov
06:00 - 17:50LHR-DUB
11h 50m1 stop
12:55 - 19:15DUB-LHR
6h 20m1 stop
€306SWISS
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Sun, 10 Nov - Tue, 12 Nov
18:25 - 19:45LHR-DUB
1h 20mdirect
16:55 - 18:20DUB-LHR
1h 25mdirect
€68British Airways
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Sat, 16 Nov - Tue, 19 Nov
18:25 - 19:45LHR-DUB
1h 20mdirect
20:30 - 21:50DUB-LHR
1h 20mdirect
€70British Airways
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Sat, 7 Dec - Tue, 17 Dec
15:30 - 17:00LHR-DUB
1h 30mdirect
20:30 - 21:50DUB-LHR
1h 20mdirect
€71British Airways
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Sat, 16 Nov - Mon, 18 Nov
06:55 - 08:20LHR-DUB
1h 25mdirect
20:15 - 21:35DUB-LHR
1h 20mdirect
€72British Airways
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Wed, 16 Apr - Wed, 23 Apr
08:25 - 09:50LHR-DUB
1h 25mdirect
20:30 - 21:50DUB-LHR
1h 20mdirect
€73British Airways
Find Deal
Tue, 19 Nov - Mon, 28 Apr
06:30 - 07:55LHR-DUB
1h 25mdirect
20:30 - 21:50DUB-LHR
1h 20mdirect
€74British Airways
Find Deal
Mon, 13 Jan - Mon, 13 Jan
18:05 - 19:25LHR-SNN
1h 20mdirect
20:05 - 21:25SNN-LHR
1h 20mdirect
€107Aer Lingus
Find Deal
Tue, 3 Dec - Mon, 9 Dec
06:30 - 07:55LHR-DUB
1h 25mdirect
14:30 - 15:55DUB-LHR
1h 25mdirect
€107
Find Deal
Wed, 19 Mar - Tue, 1 Apr
11:00 - 12:30LHR-NOC
1h 30mdirect
13:00 - 14:30NOC-LHR
1h 30mdirect
€108Aer Lingus
Find Deal
Thu, 14 Nov - Mon, 18 Nov
10:00 - 11:30LHR-SNN
1h 30mdirect
20:05 - 21:25SNN-LHR
1h 20mdirect
€108Aer Lingus
Find Deal
Wed, 20 Nov - Fri, 22 Nov

British Airways flights from London Heathrow Airport to Ireland

Our best British Airways deals on London Heathrow Airport to Ireland flight tickets
British Airways
16 Nov
LHR18:25London Heathrow
1h 20m
DUB19:45Dublin
19 Nov
DUB16:55Dublin
1h 25m
LHR18:20London Heathrow
British Airways
7 Dec
LHR18:25London Heathrow
1h 20m
DUB19:45Dublin
17 Dec
DUB20:30Dublin
1h 20m
LHR21:50London Heathrow
British Airways
16 Nov
LHR15:30London Heathrow
1h 30m
DUB17:00Dublin
18 Nov
DUB20:30Dublin
1h 20m
LHR21:50London Heathrow

SWISS flights from London Heathrow Airport to Ireland

Our best SWISS deals on London Heathrow Airport to Ireland flight tickets
SWISS
11 Apr
LHR08:40London Heathrow
7h 00m
1 stop
ORK15:40Cork
25 Apr
ORK16:30Cork
23h 50m
1 stop
LHR16:20London Heathrow
SWISS
19 Mar
LHR07:00London Heathrow
7h 20m
1 stop
DUB14:20Dublin
2 Apr
DUB13:00Dublin
22h 25m
1 stop
LHR11:25London Heathrow
SWISS
11 Dec
LHR07:00London Heathrow
10h 50m
2 stops
DUB17:50Dublin
16 Dec
DUB18:40Dublin
23h 10m
1 stop
LHR17:50London Heathrow

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 airline that flies to Ireland from London Heathrow Airport?

British Airways. British Airways and Aer Lingus are the most popular carriers operating from London Heathrow Airport to Ireland

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

€40

Fastest flight time

1h 15m

Direct flights

Every day

Airports in Ireland

3 airports
The best one-way flight to Ireland from London Heathrow Airport in the past 72 hours is €40. The best return flight deal from London Heathrow Airport to Ireland found on momondo in the last 72 hours is €68.
The fastest flight from London Heathrow Airport to Ireland takes 1h 15m
Direct flights go from London Heathrow Airport to Ireland every day.
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 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 €60Free CancellationRating
6.7
6,842 reviews
Search British Airways flights
Aer LingusPriceFrom €100Free CancellationRating
7.1
1,087 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.


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