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Cheap flights from London to Ireland from £23

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 3/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap return flights

KAYAK's recommended return flight deals from the most popular airlines that fly from London to Ireland.
Ryanair Logo
09:45 - 11:10LGW-DUB
1h 25mdirect
Ryanair Logo
16:55 - 18:25DUB-LGW
1h 30mdirect
£35Ryanair
Find Deal
Thu, 15 May - Thu, 22 May
Ryanair Logo
11:35 - 13:00STN-ORK
1h 25mdirect
Ryanair Logo
20:55 - 22:20ORK-STN
1h 25mdirect
£35Ryanair
Find Deal
Wed, 9 Jul - Fri, 11 Jul
Ryanair Logo
09:55 - 11:10LTN-DUB
1h 15mdirect
Ryanair Logo
07:25 - 08:35DUB-LTN
1h 10mdirect
£35Ryanair
Find Deal
Sun, 11 May - Mon, 12 May
 Logo
07:55 - 09:20STN-ORK
1h 25mdirect
 Logo
20:55 - 22:20ORK-STN
1h 25mdirect
Mon, 14 Jul - Thu, 24 Jul
British Airways Logo
06:20 - 07:45LHR-DUB
1h 25mdirect
British Airways Logo
20:15 - 21:35DUB-LHR
1h 20mdirect
£72British Airways
Find Deal
Thu, 9 Oct - Fri, 10 Oct
 Logo
06:50 - 22:45STN-ORK
15h 55m1 stop
 Logo
06:05 - 07:30ORK-STN
1h 25mdirect
Thu, 26 Jun - Mon, 30 Jun
British Airways Logo
08:15 - 09:40LHR-DUB
1h 25mdirect
British Airways Logo
08:35 - 10:10DUB-LHR
1h 35mdirect
£73British Airways
Find Deal
Mon, 5 May - Tue, 6 May
Aer Lingus Logo
22:25 - 23:45LHR-ORK
1h 20mdirect
Aer Lingus Logo
20:30 - 21:45ORK-LHR
1h 15mdirect
£79Aer Lingus
Find Deal
Tue, 27 May - Wed, 28 May
Aer Lingus Logo
22:25 - 23:45LHR-ORK
1h 20mdirect
Aer Lingus Logo
20:30 - 21:45ORK-LHR
1h 15mdirect
£81Aer Lingus
Find Deal
Tue, 13 May - Wed, 14 May
Ryanair Logo
08:30 - 07:05STN-ORK
22h 35m1 stop
Ryanair Logo
22:50 - 00:50ORK-STN
26h 00m2 stops
£145Ryanair
Find Deal
Fri, 20 Jun - Sat, 21 Jun

Ryanair flights from London to Ireland

Our best Ryanair deals on London to Ireland flight tickets
Ryanair
1 May
STN06:55London Stansted
1h 20m
DUB08:15Dublin
3 May
DUB20:00Dublin
1h 20m
STN21:20London Stansted
Ryanair
1 May
LTN12:35London Luton
1h 15m
DUB13:50Dublin
3 May
DUB20:35Dublin
1h 10m
LTN21:45London Luton
Ryanair
16 May
LGW22:00London Gatwick
1h 25m
DUB23:25Dublin
18 May
DUB06:45Dublin
1h 30m
LGW08:15London Gatwick

Scandinavian Airlines flights from London to Ireland

Our best Scandinavian Airlines deals on London to Ireland flight tickets
Scandinavian Airlines
20 May
LHR06:40London Heathrow
5h 10m
1 stop
DUB11:50Dublin
21 May
DUB12:40Dublin
5h 50m
1 stop
LHR18:30London Heathrow
Scandinavian Airlines
28 Apr
LHR06:40London Heathrow
5h 10m
1 stop
DUB11:50Dublin
30 Apr
DUB12:40Dublin
5h 00m
1 stop
LHR17:40London Heathrow

See travel insights to Ireland from

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 month to fly to Ireland?

The month of January is, on average, the cheapest month to fly to Ireland from London, with most prices found around £51. If you’re not able to fly to Ireland in January, then September is your next best option. Flight prices from London to Ireland during September average around £51.

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 Tuesday when prices can be found for as low as £126. This is often the case because there is less demand to fly during this day of the week. Flights from London to Ireland on a Monday will generally be more expensive and average around £545. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Ireland?

In the evening is the cheapest time of day to fly from London to Ireland when you can find flight prices for as low as £108. Flying to Ireland in the evening is an ideal time because this is during off-peak travel hours. Flights to Ireland are more costly in the morning, with an average ticket price of £527. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest London to Ireland flight route?

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

How far in advance should I book a flight to Ireland?

You are more likely to see cheaper flights to Ireland from London when booking 26 weeks ahead of your departure date. In general, you can expect to find flights to Ireland for around £118 when searching 26 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ireland from London for as low as £85 on momondo.

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

There are 3 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.

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

£23

Fastest flight time

1h 10m

Direct flights

Every day

Airports in Ireland

2 airports
The best one-way flight to Ireland from London in the past 72 hours is £23. The best return flight deal from London to Ireland found on momondo in the last 72 hours is £35.
The fastest flight from London to Ireland takes 1h 10m
Direct flights go from London to Ireland every day.
There are 2 airports near Ireland: Dublin (DUB), 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 £24Free CancellationRating
6.8
5,036 reviews
Search Ryanair flights
British AirwaysPriceFrom £57Free CancellationRating
6.6
6,771 reviews
Search British Airways flights
Aer LingusPriceFrom £79Free CancellationRating
7.0
1,063 reviews
Search Aer Lingus 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.


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Popular Cities in Ireland

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