Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from London to Ireland from £20

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 to Ireland departing on 23/1. 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 to Ireland

Cheap return flights

These are some of the best return flight deals from London 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 to Ireland.

Cheap last-minute flights

Planning a quick getaway from London 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 to Ireland

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

All round-trip flight deals to Ireland

The cheapest plane tickets to Ireland found on KAYAK recently.
19:20 - 20:40LGW-DUB
1h 20mdirect
08:15 - 09:45DUB-LGW
1h 30mdirect
£43Ryanair
Find Deal
Mon, 11 Nov - Wed, 13 Nov
11:45 - 13:00LTN-DUB
1h 15mdirect
07:20 - 08:35DUB-LTN
1h 15mdirect
£43Ryanair
Find Deal
Mon, 13 Jan - Tue, 21 Jan
07:00 - 08:30STN-NOC
1h 30mdirect
16:55 - 18:20NOC-STN
1h 25mdirect
Sat, 22 Mar - Mon, 24 Mar
07:00 - 08:30STN-NOC
1h 30mdirect
15:50 - 17:15NOC-STN
1h 25mdirect
Sat, 18 Jan - Sun, 19 Jan
06:30 - 07:55LHR-DUB
1h 25mdirect
20:35 - 21:55DUB-LHR
1h 20mdirect
£57British Airways
Find Deal
Mon, 3 Mar - Sat, 15 Mar
06:30 - 07:55LHR-DUB
1h 25mdirect
17:55 - 19:15DUB-LHR
1h 20mdirect
£58British Airways
Find Deal
Mon, 3 Mar - Tue, 11 Mar
10:45 - 12:05STN-DUB
1h 20mdirect
18:45 - 20:05DUB-STN
1h 20mdirect
£61Ryanair UK
Find Deal
Sat, 16 Nov - Mon, 18 Nov
10:00 - 11:30LHR-SNN
1h 30mdirect
17:25 - 18:50SNN-LHR
1h 25mdirect
£92Aer Lingus
Find Deal
Tue, 12 Nov - Sat, 16 Nov
18:05 - 19:25LHR-SNN
1h 20mdirect
20:05 - 21:25SNN-LHR
1h 20mdirect
£94Aer Lingus
Find Deal
Thu, 12 Dec - Sun, 15 Dec
10:45 - 12:05STN-DUB
1h 20mdirect
19:50 - 07:40DUB-STN
11h 50m1 stop
£111Ryanair UK
Find Deal
Sat, 16 Nov - Mon, 18 Nov
10:25 - 11:45LGW-DUB
1h 20mdirect
£20Ryanair
Find Deal
Thu, 23 Jan
05:50 - 07:05LTN-DUB
1h 15mdirect
£20Ryanair
Find Deal
Fri, 15 Nov
07:00 - 08:30STN-NOC
1h 30mdirect
£26Ryanair UK
Find Deal
Sat, 1 Feb
06:30 - 07:50STN-DUB
1h 20mdirect
£27Ryanair UK
Find Deal
Mon, 2 Dec
06:30 - 07:55LHR-DUB
1h 25mdirect
£37British Airways
Find Deal
Wed, 12 Feb
06:30 - 07:55LHR-DUB
1h 25mdirect
£39British Airways
Find Deal
Wed, 15 Jan
10:00 - 11:30LHR-SNN
1h 30mdirect
£48Aer Lingus
Find Deal
Sat, 9 Nov
18:05 - 19:25LHR-SNN
1h 20mdirect
£49Aer Lingus
Find Deal
Fri, 13 Dec
20:25 - 13:55LGW-DUB
17h 30m2 stops
Wed, 15 Jan
21:50 - 13:55LTN-DUB
16h 05m2 stops
Wed, 15 Jan
21:30 - 22:50LGW-DUB
1h 20mdirect
06:40 - 08:10DUB-LGW
1h 30mdirect
£58Ryanair
Find Deal
Mon, 4 Nov - Thu, 7 Nov
05:55 - 07:10LTN-DUB
1h 15mdirect
07:20 - 08:35DUB-LTN
1h 15mdirect
£58Ryanair
Find Deal
Mon, 4 Nov - Thu, 7 Nov
17:00 - 18:20STN-DUB
1h 20mdirect
22:00 - 23:20DUB-STN
1h 20mdirect
Mon, 4 Nov - Mon, 4 Nov
07:00 - 08:30STN-NOC
1h 30mdirect
08:55 - 10:20NOC-STN
1h 25mdirect
Sat, 2 Nov - Tue, 5 Nov
18:05 - 19:25LHR-SNN
1h 20mdirect
17:30 - 18:55SNN-LHR
1h 25mdirect
£109Aer Lingus
Find Deal
Mon, 4 Nov - Wed, 6 Nov
10:00 - 11:30LHR-SNN
1h 30mdirect
17:30 - 18:55SNN-LHR
1h 25mdirect
£119Aer Lingus
Find Deal
Sun, 3 Nov - Wed, 6 Nov
06:30 - 07:50STN-DUB
1h 20mdirect
19:50 - 23:30DUB-STN
3h 40m1 stop
£119Ryanair UK
Find Deal
Mon, 4 Nov - Mon, 4 Nov
15:35 - 17:05LHR-DUB
1h 30mdirect
20:30 - 21:50DUB-LHR
1h 20mdirect
£123British Airways
Find Deal
Tue, 5 Nov - Tue, 12 Nov
15:30 - 17:00LHR-DUB
1h 30mdirect
20:30 - 21:50DUB-LHR
1h 20mdirect
£124British Airways
Find Deal
Wed, 6 Nov - Mon, 11 Nov
20:45 - 10:20STN-DUB
13h 35m1 stop
19:50 - 23:30DUB-STN
3h 40m1 stop
£276Ryanair UK
Find Deal
Sun, 3 Nov - Mon, 4 Nov
21:40 - 23:00LGW-DUB
1h 20mdirect
06:30 - 08:00DUB-LGW
1h 30mdirect
£39Ryanair
Find Deal
Wed, 27 Nov - Sun, 1 Dec
05:50 - 07:05LTN-DUB
1h 15mdirect
07:10 - 08:25DUB-LTN
1h 15mdirect
£39Ryanair
Find Deal
Fri, 13 Dec - Sun, 15 Dec
06:30 - 07:50STN-DUB
1h 20mdirect
06:30 - 07:50DUB-STN
1h 20mdirect
Mon, 6 Jan - Wed, 8 Jan
06:30 - 07:50STN-DUB
1h 20mdirect
06:30 - 07:50DUB-STN
1h 20mdirect
Mon, 13 Jan - Tue, 21 Jan
10:45 - 12:05STN-DUB
1h 20mdirect
18:45 - 20:05DUB-STN
1h 20mdirect
£53Ryanair UK
Find Deal
Sat, 16 Nov - Mon, 18 Nov
06:30 - 07:55LHR-DUB
1h 25mdirect
20:35 - 21:55DUB-LHR
1h 20mdirect
£57British Airways
Find Deal
Mon, 3 Mar - Sat, 15 Mar
06:30 - 07:55LHR-DUB
1h 25mdirect
17:55 - 19:15DUB-LHR
1h 20mdirect
£58British Airways
Find Deal
Mon, 3 Mar - Tue, 11 Mar
10:45 - 12:05STN-DUB
1h 20mdirect
18:45 - 20:05DUB-STN
1h 20mdirect
£61Ryanair UK
Find Deal
Sat, 16 Nov - Mon, 18 Nov
10:00 - 11:30LHR-SNN
1h 30mdirect
17:25 - 18:50SNN-LHR
1h 25mdirect
£92Aer Lingus
Find Deal
Tue, 12 Nov - Sat, 16 Nov
10:00 - 11:30LHR-SNN
1h 30mdirect
20:05 - 21:25SNN-LHR
1h 20mdirect
£94Aer Lingus
Find Deal
Thu, 12 Dec - Mon, 16 Dec

Ryanair flights from London to Ireland

Our best Ryanair deals on London to Ireland flight tickets
Ryanair
11 Nov
LGW19:20London Gatwick
1h 20m
DUB20:40Dublin
13 Nov
DUB08:15Dublin
1h 30m
LGW09:45London Gatwick
Ryanair
25 Mar
LGW08:50London Gatwick
1h 20m
DUB10:10Dublin
27 Mar
DUB09:40Dublin
1h 30m
LGW11:10London Gatwick
Ryanair
7 Dec
LTN15:55London Luton
1h 15m
DUB17:10Dublin
8 Dec
DUB07:10Dublin
1h 15m
LTN08:25London Luton

Lufthansa flights from London to Ireland

Our best Lufthansa deals on London to Ireland flight tickets
Lufthansa
3 Dec
LCY10:00London City
13h 10m
1 stop
DUB23:10Dublin
10 Dec
DUB05:00Dublin
11h 40m
1 stop
LCY16:40London City
Lufthansa
6 Nov
LCY17:15London City
14h 30m
1 stop
DUB07:45Dublin
13 Nov
DUB12:10Dublin
4h 30m
1 stop
LCY16:40London City

How to get the cheapest flight ticket from London 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?

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

What is the cheapest London to Ireland flight route?

London Stansted - Cork. Fly from London Stansted to Cork for the best London - Ireland flight prices

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

There are 2 cabin classes available to choose from on London 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 to Ireland flights?

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

Cheap London to Ireland flight deals and tips

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

Best price found

£20

Fastest flight time

1h 15m

Direct flights

Every day

Airports in Ireland

3 airports
The best one-way flight to Ireland from London in the past 72 hours is £20. The best return flight deal from London to Ireland found on momondo in the last 72 hours is £43.
The fastest flight from London to Ireland takes 1h 15m
Direct flights go from London to Ireland every day.
There are 3 airports near Ireland: Dublin (DUB), Knock Intl (NOC), Cork (ORK)

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

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

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Ireland.

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

    The travel and health documents required for your trip to Ireland can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Ireland. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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


Best airlines flying from London to Ireland

Compare and see reviews for airlines that fly from London to Ireland with momondo
Airline
Rating
Free Cancellation
Price
RyanairPriceFrom £25Free CancellationRating
6.8
5,316 reviews
Search Ryanair flights
Aer LingusPriceFrom £51Free CancellationRating
7.1
1,088 reviews
Search Aer Lingus flights
British AirwaysPriceFrom £52Free CancellationRating
6.7
6,843 reviews
Search British Airways flights
LufthansaPriceFrom £119Free CancellationRating
6.8
7,178 reviews
Search Lufthansa flights

Why use momondo?

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

It is quick and easy to find London to Ireland flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Ireland that suits you.

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

Flights from London to Ireland with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between London and Ireland by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are simply researching potential flights to Ireland, momondo offers a useful price alert feature which will track prices for flights to Ireland from London and alert you 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?
Wed 6/11
Wed 13/11
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