Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from London Heathrow Airport to Ireland from £34

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.
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.
18:25 - 19:45LHR-DUB
1h 20mdirect
16:55 - 18:20DUB-LHR
1h 25mdirect
£57British Airways
Find Deal
Sat, 16 Nov - Tue, 19 Nov
18:25 - 19:45LHR-DUB
1h 20mdirect
20:30 - 21:50DUB-LHR
1h 20mdirect
£59British Airways
Find Deal
Sat, 7 Dec - Tue, 17 Dec
18:05 - 19:25LHR-SNN
1h 20mdirect
20:05 - 21:25SNN-LHR
1h 20mdirect
£89Aer Lingus
Find Deal
Tue, 3 Dec - Mon, 9 Dec
06:30 - 07:55LHR-DUB
1h 25mdirect
14:30 - 15:55DUB-LHR
1h 25mdirect
Wed, 19 Mar - Tue, 1 Apr
10:00 - 11:30LHR-SNN
1h 30mdirect
20:05 - 21:25SNN-LHR
1h 20mdirect
£91Aer Lingus
Find Deal
Wed, 20 Nov - Fri, 22 Nov
06:30 - 07:55LHR-DUB
1h 25mdirect
19:45 - 21:05DUB-LHR
1h 20mdirect
Wed, 15 Jan - Thu, 16 Jan
17:50 - 22:00LHR-DUB
4h 10m1 stop
13:25 - 19:15DUB-LHR
5h 50m1 stop
£143KLM
Find Deal
Thu, 30 Jan - Mon, 3 Feb
08:40 - 12:40LHR-DUB
4h 00m1 stop
13:25 - 20:50DUB-LHR
7h 25m1 stop
£145KLM
Find Deal
Wed, 4 Dec - Mon, 9 Dec
07:00 - 14:20LHR-DUB
7h 20m1 stop
13:00 - 11:25DUB-LHR
22h 25m1 stop
£147SWISS
Find Deal
Wed, 19 Mar - Tue, 1 Apr
07:00 - 17:50LHR-DUB
10h 50m2 stops
18:40 - 17:50DUB-LHR
23h 10m1 stop
£154SWISS
Find Deal
Wed, 11 Dec - Mon, 16 Dec
18:25 - 19:45LHR-DUB
1h 20mdirect
£34British Airways
Find Deal
Sat, 1 Feb
06:30 - 07:55LHR-DUB
1h 25mdirect
£35British Airways
Find Deal
Wed, 15 Jan
15:20 - 16:45LHR-SNN
1h 25mdirect
£49Aer Lingus
Find Deal
Wed, 13 Nov
10:00 - 11:30LHR-SNN
1h 30mdirect
£50Aer Lingus
Find Deal
Sun, 8 Dec
07:00 - 20:50LHR-DUB
13h 50m1 stop
Thu, 27 Feb
20:50 - 10:30LHR-DUB
13h 40m1 stop
£65Vueling
Find Deal
Tue, 11 Mar
15:15 - 07:55LHR-DUB
16h 40m1 stop
£68Vueling
Find Deal
Wed, 11 Dec
15:15 - 10:00LHR-DUB
18h 45m1 stop
Wed, 4 Dec
10:00 - 16:40LHR-DUB
6h 40m1 stop
£83KLM
Find Deal
Mon, 24 Feb
08:40 - 12:40LHR-DUB
4h 00m1 stop
£92KLM
Find Deal
Wed, 4 Dec
18:25 - 19:45LHR-DUB
1h 20mdirect
08:40 - 10:15DUB-LHR
1h 35mdirect
£80British Airways
Find Deal
Sat, 9 Nov - Mon, 11 Nov
18:25 - 19:45LHR-DUB
1h 20mdirect
20:35 - 21:55DUB-LHR
1h 20mdirect
£92British Airways
Find Deal
Sat, 9 Nov - Sat, 16 Nov
14:15 - 15:45LHR-SNN
1h 30mdirect
20:05 - 21:25SNN-LHR
1h 20mdirect
£95Aer Lingus
Find Deal
Sat, 9 Nov - Mon, 11 Nov
17:45 - 19:05LHR-DUB
1h 20mdirect
08:40 - 10:15DUB-LHR
1h 35mdirect
Sat, 9 Nov - Mon, 11 Nov
07:50 - 09:10LHR-DUB
1h 20mdirect
08:40 - 10:15DUB-LHR
1h 35mdirect
Sat, 9 Nov - Mon, 11 Nov
11:00 - 12:30LHR-NOC
1h 30mdirect
13:00 - 14:30NOC-LHR
1h 30mdirect
£99Aer Lingus
Find Deal
Sat, 9 Nov - Tue, 12 Nov
16:25 - 22:05LHR-DUB
5h 40m1 stop
05:55 - 10:45DUB-LHR
4h 50m1 stop
£185KLM
Find Deal
Sat, 9 Nov - Mon, 11 Nov
16:25 - 22:05LHR-DUB
5h 40m1 stop
05:55 - 12:05DUB-LHR
6h 10m1 stop
£186KLM
Find Deal
Sat, 9 Nov - Sun, 10 Nov
14:45 - 22:50LHR-DUB
8h 05m1 stop
08:55 - 16:35DUB-LHR
7h 40m1 stop
£200Air France
Find Deal
Wed, 6 Nov - Tue, 26 Nov
14:45 - 22:50LHR-DUB
8h 05m1 stop
16:40 - 21:25DUB-LHR
4h 45m1 stop
£259Air France
Find Deal
Tue, 5 Nov - Sat, 9 Nov
18:25 - 19:45LHR-DUB
1h 20mdirect
16:55 - 18:20DUB-LHR
1h 25mdirect
£57British Airways
Find Deal
Sat, 16 Nov - Tue, 19 Nov
18:25 - 19:45LHR-DUB
1h 20mdirect
20:30 - 21:50DUB-LHR
1h 20mdirect
£59British Airways
Find Deal
Sat, 7 Dec - Tue, 17 Dec
15:30 - 17:00LHR-DUB
1h 30mdirect
20:30 - 21:50DUB-LHR
1h 20mdirect
£59British Airways
Find Deal
Sat, 16 Nov - Mon, 18 Nov
06:55 - 08:20LHR-DUB
1h 25mdirect
20:15 - 21:35DUB-LHR
1h 20mdirect
£60British Airways
Find Deal
Wed, 16 Apr - Wed, 23 Apr
08:25 - 09:50LHR-DUB
1h 25mdirect
20:30 - 21:50DUB-LHR
1h 20mdirect
£62British Airways
Find Deal
Tue, 19 Nov - Mon, 28 Apr
06:30 - 07:55LHR-DUB
1h 25mdirect
20:30 - 21:50DUB-LHR
1h 20mdirect
£62British Airways
Find Deal
Mon, 13 Jan - Mon, 13 Jan
18:05 - 19:25LHR-SNN
1h 20mdirect
20:05 - 21:25SNN-LHR
1h 20mdirect
£89Aer Lingus
Find Deal
Tue, 3 Dec - Mon, 9 Dec
06:30 - 07:55LHR-DUB
1h 25mdirect
14:30 - 15:55DUB-LHR
1h 25mdirect
Wed, 19 Mar - Tue, 1 Apr
10:00 - 11:30LHR-SNN
1h 30mdirect
20:05 - 21:25SNN-LHR
1h 20mdirect
£91Aer Lingus
Find Deal
Wed, 20 Nov - Fri, 22 Nov
11:00 - 12:30LHR-NOC
1h 30mdirect
13:00 - 14:30NOC-LHR
1h 30mdirect
£92Aer Lingus
Find Deal
Mon, 18 Nov - Tue, 19 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
19 Mar
LHR07:00London Heathrow
7h 20m
1 stop
DUB14:20Dublin
1 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
SWISS
12 Dec
LHR12:05London Heathrow
5h 45m
1 stop
DUB17:50Dublin
16 Dec
DUB18:40Dublin
16h 35m
1 stop
LHR11:15London 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?

Ryanair. Ryanair, Aer Lingus, and British Airways 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

£34

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 £34. The best return flight deal from London Heathrow Airport to Ireland found on momondo in the last 72 hours is £57.
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 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 £25Free CancellationRating
6.8
5,297 reviews
Search Ryanair flights
British AirwaysPriceFrom £52Free CancellationRating
6.7
6,842 reviews
Search British Airways flights
Aer LingusPriceFrom £88Free 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?

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?
Sun 10/11
Sun 17/11
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