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Cheap flights from London Heathrow Airport to Ireland from €49

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 11/3. 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.
12:35 - 14:00LHR-DUB
1h 25mdirect
19:25 - 20:45DUB-LHR
1h 20mdirect
€87British Airways
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Tue, 11 Mar - Sun, 23 Mar
18:25 - 19:45LHR-DUB
1h 20mdirect
20:30 - 21:50DUB-LHR
1h 20mdirect
€88British Airways
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Sat, 1 Mar - Sun, 2 Mar
06:30 - 07:55LHR-DUB
1h 25mdirect
20:35 - 21:55DUB-LHR
1h 20mdirect
€89British Airways
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Mon, 17 Mar - Fri, 21 Mar
11:00 - 12:30LHR-NOC
1h 30mdirect
13:00 - 14:30NOC-LHR
1h 30mdirect
€113Aer Lingus
Find Deal
Thu, 12 Dec - Sun, 15 Dec
10:00 - 11:30LHR-SNN
1h 30mdirect
07:45 - 09:15SNN-LHR
1h 30mdirect
€114Aer Lingus
Find Deal
Tue, 7 Jan - Mon, 13 Jan
06:30 - 07:55LHR-DUB
1h 25mdirect
19:45 - 21:00DUB-LHR
1h 15mdirect
€125
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Tue, 21 Jan - Tue, 28 Jan
16:20 - 17:45LHR-DUB
1h 25mdirect
20:30 - 21:50DUB-LHR
1h 20mdirect
€126
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Tue, 7 Jan - Thu, 9 Jan
15:45 - 22:05LHR-DUB
6h 20m1 stop
05:55 - 14:25DUB-LHR
8h 30m1 stop
€175KLM
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Mon, 13 Jan - Sat, 25 Jan
17:50 - 22:05LHR-DUB
4h 15m1 stop
05:55 - 10:45DUB-LHR
4h 50m1 stop
€176KLM
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Mon, 6 Jan - Mon, 13 Jan
06:40 - 11:40LHR-DUB
5h 00m1 stop
12:30 - 21:40DUB-LHR
9h 10m1 stop
€202Scandinavian Airlines
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Mon, 27 Jan - Tue, 28 Jan
12:35 - 14:00LHR-DUB
1h 25mdirect
€49British Airways
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Tue, 11 Mar
06:55 - 08:20LHR-DUB
1h 25mdirect
€50British Airways
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Wed, 16 Apr
11:00 - 12:30LHR-NOC
1h 30mdirect
€60Aer Lingus
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Wed, 4 Dec
10:00 - 11:30LHR-SNN
1h 30mdirect
€60Aer Lingus
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Wed, 27 Nov
15:15 - 07:55LHR-DUB
16h 40m1 stop
€78Vueling
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Wed, 5 Feb
15:15 - 09:05LHR-DUB
17h 50m1 stop
€83Vueling
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Fri, 17 Jan
18:30 - 22:00LHR-DUB
3h 30m1 stop
Wed, 27 Nov
09:05 - 20:25LHR-DUB
11h 20m1 stop
Sat, 11 Jan
06:30 - 12:55LHR-ORK
6h 25m1 stop
€112KLM
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Sun, 26 Jan
08:40 - 12:35LHR-DUB
3h 55m1 stop
€118KLM
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Wed, 9 Apr
08:25 - 09:50LHR-DUB
1h 25mdirect
15:50 - 17:15DUB-LHR
1h 25mdirect
€93British Airways
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Sun, 24 Nov - Sun, 24 Nov
10:00 - 11:30LHR-SNN
1h 30mdirect
20:05 - 21:25SNN-LHR
1h 20mdirect
€114Aer Lingus
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Tue, 26 Nov - Wed, 27 Nov
13:55 - 15:25LHR-DUB
1h 30mdirect
20:30 - 21:50DUB-LHR
1h 20mdirect
€147British Airways
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Tue, 26 Nov - Tue, 3 Dec
22:05 - 23:25LHR-ORK
1h 20mdirect
20:10 - 21:25ORK-LHR
1h 15mdirect
€157Aer Lingus
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Tue, 26 Nov - Sat, 7 Dec
17:35 - 22:50LHR-DUB
5h 15m1 stop
08:55 - 16:35DUB-LHR
7h 40m1 stop
€184Air France
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Sat, 23 Nov - Mon, 25 Nov
17:35 - 22:50LHR-DUB
5h 15m1 stop
08:55 - 16:35DUB-LHR
7h 40m1 stop
€185Air France
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Sat, 23 Nov - Mon, 25 Nov
11:45 - 16:40LHR-DUB
4h 55m1 stop
08:50 - 16:05DUB-LHR
7h 15m1 stop
€233KLM
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Tue, 26 Nov - Tue, 3 Dec
06:30 - 12:40LHR-DUB
6h 10m1 stop
13:25 - 20:50DUB-LHR
7h 25m1 stop
€271KLM
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Mon, 25 Nov - Thu, 28 Nov
18:40 - 12:05LHR-DUB
17h 25m1 stop
12:55 - 21:25DUB-LHR
8h 30m2 stops
€285SWISS
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Tue, 26 Nov - Tue, 3 Dec
06:00 - 12:30LHR-DUB
6h 30m1 stop
18:40 - 08:15DUB-LHR
13h 35m2 stops
€292SWISS
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Mon, 25 Nov - Fri, 29 Nov
12:35 - 14:00LHR-DUB
1h 25mdirect
20:35 - 21:55DUB-LHR
1h 20mdirect
€70British Airways
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Tue, 11 Mar - Sat, 22 Mar
12:35 - 14:00LHR-DUB
1h 25mdirect
20:30 - 21:50DUB-LHR
1h 20mdirect
€71British Airways
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Tue, 18 Mar - Thu, 20 Mar
12:35 - 14:00LHR-DUB
1h 25mdirect
20:35 - 21:55DUB-LHR
1h 20mdirect
€72British Airways
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Tue, 18 Mar - Sat, 22 Mar
06:30 - 07:55LHR-DUB
1h 25mdirect
20:30 - 21:50DUB-LHR
1h 20mdirect
€73British Airways
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Tue, 7 Jan - Mon, 13 Jan
12:35 - 14:00LHR-DUB
1h 25mdirect
16:00 - 17:25DUB-LHR
1h 25mdirect
€74British Airways
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Tue, 11 Mar - Mon, 24 Mar
06:30 - 07:55LHR-DUB
1h 25mdirect
10:55 - 12:30DUB-LHR
1h 35mdirect
€76British Airways
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Mon, 13 Jan - Tue, 28 Jan
11:00 - 12:30LHR-NOC
1h 30mdirect
13:00 - 14:30NOC-LHR
1h 30mdirect
€113Aer Lingus
Find Deal
Thu, 12 Dec - Sun, 15 Dec
10:00 - 11:30LHR-SNN
1h 30mdirect
07:45 - 09:15SNN-LHR
1h 30mdirect
€114Aer Lingus
Find Deal
Tue, 7 Jan - Mon, 13 Jan
10:00 - 11:30LHR-SNN
1h 30mdirect
20:05 - 21:25SNN-LHR
1h 20mdirect
€115Aer Lingus
Find Deal
Tue, 3 Dec - Thu, 5 Dec
06:30 - 07:55LHR-DUB
1h 25mdirect
19:45 - 21:00DUB-LHR
1h 15mdirect
€125
Find Deal
Tue, 21 Jan - Tue, 28 Jan

British Airways flights from London Heathrow Airport to Ireland

Our best British Airways deals on London Heathrow Airport to Ireland flight tickets
British Airways
11 Mar
LHR12:35London Heathrow
1h 25m
DUB14:00Dublin
23 Mar
DUB19:25Dublin
1h 20m
LHR20:45London Heathrow
British Airways
1 Mar
LHR18:25London Heathrow
1h 20m
DUB19:45Dublin
2 Mar
DUB20:30Dublin
1h 20m
LHR21:50London Heathrow
British Airways
17 Mar
LHR06:30London Heathrow
1h 25m
DUB07:55Dublin
21 Mar
DUB20:35Dublin
1h 20m
LHR21:55London Heathrow

KLM flights from London Heathrow Airport to Ireland

Our best KLM deals on London Heathrow Airport to Ireland flight tickets
KLM
13 Jan
LHR15:45London Heathrow
6h 20m
1 stop
DUB22:05Dublin
25 Jan
DUB05:55Dublin
8h 30m
1 stop
LHR14:25London Heathrow
KLM
6 Jan
LHR17:50London Heathrow
4h 15m
1 stop
DUB22:05Dublin
13 Jan
DUB05:55Dublin
4h 50m
1 stop
LHR10:45London Heathrow
KLM
23 Jan
LHR15:45London Heathrow
6h 05m
1 stop
ORK21:50Cork
28 Jan
ORK06:00Cork
7h 50m
1 stop
LHR13:50London 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

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 Sunday when prices can be found for as low as €0. 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 Monday because tickets tend to average around €251. These prices are subject to change though, so be sure to set up a Price Alert for flights to Ireland.

What is the cheapest London Heathrow to Ireland flight route?

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

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.

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

You could potentially save up to 95% on your flight if you consider stops on a London Heathrow Airport to Ireland flight.

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

€49

Fastest flight time

1h 15m

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 €49. The best return flight deal from London Heathrow Airport to Ireland found on momondo in the last 72 hours is €87.
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 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 €61Free CancellationRating
6.6
6,831 reviews
Search British Airways flights
Aer LingusPriceFrom €104Free 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?

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

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Popular Cities in Ireland

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