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Cheap flights from Ireland to the United Kingdom from £21

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ireland to the United Kingdom departing on 23/2. 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 Ireland to the United Kingdom

Cheap return flights

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

Cheap last-minute flights

Planning a quick getaway from Ireland to the United Kingdom? 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 the United Kingdom, so you can enjoy a seamless trip without stopovers.

Cheap bus & train deals from Ireland to the United Kingdom

Find recent round-trip train or bus tickets from Ireland to the United Kingdom.

All round-trip flight deals to the United Kingdom

The cheapest plane tickets to the United Kingdom found on KAYAK recently.
06:15 - 07:10DUB-LPL
0h 55mdirect
07:35 - 08:30LPL-DUB
0h 55mdirect
£37Ryanair
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Wed, 22 Jan - Wed, 29 Jan
19:05 - 20:10DUB-EDI
1h 05mdirect
18:20 - 19:25EDI-DUB
1h 05mdirect
Tue, 14 Jan - Mon, 20 Jan
06:40 - 07:45DUB-BHX
1h 05mdirect
20:40 - 21:55BHX-DUB
1h 15mdirect
£40Aer Lingus
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Mon, 6 Jan - Mon, 13 Jan
06:30 - 07:35DUB-MAN
1h 05mdirect
17:05 - 18:15MAN-DUB
1h 10mdirect
£40Aer Lingus
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Thu, 6 Feb - Wed, 26 Feb
11:10 - 12:15DUB-EDI
1h 05mdirect
09:15 - 10:20EDI-DUB
1h 05mdirect
£49Ryanair
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Fri, 10 Jan - Mon, 13 Jan
17:30 - 18:35DUB-EDI
1h 05mdirect
16:00 - 17:05EDI-DUB
1h 05mdirect
£51Ryanair
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Fri, 24 Jan - Fri, 31 Jan
20:35 - 21:55DUB-LHR
1h 20mdirect
06:30 - 07:55LHR-DUB
1h 25mdirect
£65British Airways
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Fri, 7 Feb - Mon, 10 Feb
20:30 - 21:50DUB-LHR
1h 20mdirect
06:30 - 07:55LHR-DUB
1h 25mdirect
£65British Airways
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Wed, 12 Feb - Wed, 26 Feb
17:25 - 23:10DUB-EDI
5h 45m1 stop
05:45 - 12:40EDI-DUB
6h 55m1 stop
£136KLM
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Mon, 27 Jan - Thu, 30 Jan
08:50 - 16:05DUB-LHR
7h 15m1 stop
17:50 - 22:05LHR-DUB
4h 15m1 stop
£142KLM
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Thu, 9 Jan - Mon, 13 Jan
08:30 - 09:35DUB-BRS
1h 05mdirect
£21Ryanair
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Sun, 23 Feb
06:00 - 07:00DUB-GLA
1h 00mdirect
£21Ryanair
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Fri, 28 Mar
06:35 - 07:55DUB-BRS
1h 20mdirect
£22Aer Lingus
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Mon, 6 Jan
09:20 - 10:20DUB-LPL
1h 00mdirect
£22Aer Lingus
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Tue, 7 Jan
20:55 - 21:55DUB-MAN
1h 00mdirect
£23Ryanair
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Mon, 24 Mar
07:25 - 08:25DUB-MAN
1h 00mdirect
£24Ryanair
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Tue, 7 Jan
08:40 - 10:15DUB-LHR
1h 35mdirect
£25British Airways
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Tue, 11 Feb
08:40 - 10:15DUB-LHR
1h 35mdirect
£26British Airways
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Tue, 11 Feb
17:25 - 21:55DUB-LBA
4h 30m1 stop
£60KLM
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Tue, 28 Jan
08:50 - 13:50DUB-LHR
5h 00m1 stop
£62KLM
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Mon, 3 Feb
22:10 - 23:10DUB-MAN
1h 00mdirect
20:05 - 21:05MAN-DUB
1h 00mdirect
£75Ryanair
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Tue, 31 Dec - Tue, 7 Jan
09:00 - 10:00DUB-GLA
1h 00mdirect
08:50 - 09:50GLA-DUB
1h 00mdirect
£86Ryanair
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Tue, 31 Dec - Mon, 6 Jan
22:10 - 23:10DUB-MAN
1h 00mdirect
16:35 - 17:35MAN-DUB
1h 00mdirect
Tue, 31 Dec - Tue, 7 Jan
06:00 - 12:55DUB-MAN
6h 55m1 stop
06:00 - 07:00MAN-DUB
1h 00mdirect
Tue, 31 Dec - Tue, 7 Jan
10:00 - 11:10DUB-BHX
1h 10mdirect
20:40 - 21:55BHX-DUB
1h 15mdirect
£120Aer Lingus
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Tue, 31 Dec - Tue, 7 Jan
07:30 - 08:50DUB-EDI
1h 20mdirect
18:35 - 19:55EDI-DUB
1h 20mdirect
£132Aer Lingus
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Sat, 28 Dec - Tue, 31 Dec
20:30 - 21:50DUB-LHR
1h 20mdirect
18:15 - 19:35LHR-DUB
1h 20mdirect
£200British Airways
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Tue, 31 Dec - Tue, 7 Jan
05:55 - 10:45DUB-LHR
4h 50m1 stop
17:50 - 22:05LHR-DUB
4h 15m1 stop
£203KLM
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Tue, 31 Dec - Tue, 7 Jan
20:30 - 21:50DUB-LHR
1h 20mdirect
18:15 - 19:35LHR-DUB
1h 20mdirect
£205British Airways
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Tue, 31 Dec - Tue, 7 Jan
05:55 - 10:45DUB-LHR
4h 50m1 stop
11:45 - 16:40LHR-DUB
4h 55m1 stop
£206KLM
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Tue, 31 Dec - Tue, 7 Jan
18:50 - 19:55DUB-BHX
1h 05mdirect
19:35 - 20:40BHX-DUB
1h 05mdirect
£28Ryanair
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Wed, 22 Jan - Tue, 28 Jan
14:15 - 15:20DUB-EDI
1h 05mdirect
06:00 - 07:05EDI-DUB
1h 05mdirect
£28Ryanair
Find Deal
Mon, 3 Feb - Fri, 7 Feb
07:30 - 08:30DUB-MAN
1h 00mdirect
20:35 - 21:35MAN-DUB
1h 00mdirect
Wed, 12 Feb - Thu, 13 Feb
19:05 - 20:10DUB-EDI
1h 05mdirect
18:20 - 19:25EDI-DUB
1h 05mdirect
Tue, 14 Jan - Mon, 20 Jan
06:40 - 07:45DUB-BHX
1h 05mdirect
20:40 - 21:55BHX-DUB
1h 15mdirect
£40Aer Lingus
Find Deal
Mon, 6 Jan - Mon, 13 Jan
06:30 - 07:35DUB-MAN
1h 05mdirect
17:05 - 18:15MAN-DUB
1h 10mdirect
£40Aer Lingus
Find Deal
Thu, 6 Feb - Wed, 26 Feb
19:50 - 20:55DUB-EDI
1h 05mdirect
09:15 - 10:20EDI-DUB
1h 05mdirect
£48Ryanair
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Mon, 10 Feb - Mon, 24 Feb
10:40 - 11:45DUB-EDI
1h 05mdirect
09:15 - 10:20EDI-DUB
1h 05mdirect
£54Ryanair
Find Deal
Sat, 11 Jan - Mon, 13 Jan
20:35 - 21:55DUB-LHR
1h 20mdirect
06:30 - 07:55LHR-DUB
1h 25mdirect
£65British Airways
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Fri, 7 Feb - Mon, 10 Feb
20:30 - 21:50DUB-LHR
1h 20mdirect
06:30 - 07:55LHR-DUB
1h 25mdirect
£65British Airways
Find Deal
Wed, 12 Feb - Wed, 26 Feb

British Airways flights from Ireland to United Kingdom

Our best British Airways deals on Ireland to United Kingdom flight tickets
British Airways
7 Feb
DUB20:35Dublin
1h 20m
LHR21:55London Heathrow
10 Feb
LHR06:30London Heathrow
1h 25m
DUB07:55Dublin
British Airways
12 Feb
DUB20:30Dublin
1h 20m
LHR21:50London Heathrow
26 Feb
LHR06:30London Heathrow
1h 25m
DUB07:55Dublin
British Airways
6 Feb
DUB20:30Dublin
1h 20m
LHR21:50London Heathrow
24 Feb
LHR06:30London Heathrow
1h 25m
DUB07:55Dublin

Scandinavian Airlines flights from Ireland to United Kingdom

Our best Scandinavian Airlines deals on Ireland to United Kingdom flight tickets
Scandinavian Airlines
12 Feb
DUB12:30Dublin
9h 10m
1 stop
LHR21:40London Heathrow
24 Feb
LHR18:40London Heathrow
17h 00m
1 stop
DUB11:40Dublin
Scandinavian Airlines
9 Jan
DUB12:30Dublin
5h 10m
1 stop
LHR17:40London Heathrow
15 Jan
LHR06:40London Heathrow
5h 00m
1 stop
DUB11:40Dublin

See travel insights to the United Kingdom from

How to get the cheapest flight ticket from Ireland to United Kingdom

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 United Kingdom?

The cheapest month to fly to United Kingdom from Ireland is in November. Flight prices, which tend to average around £68, are often lower during this time because this is during the off-season. If you are unable to visit United Kingdom during the month of November, then departing from Ireland during the month January is also very affordable. Most momondo users find prices during this month for around £70.

What is the cheapest day to depart on your flight to United Kingdom?

The cheapest day to depart from Ireland to United Kingdom is on a Tuesday. Travellers who choose to depart for United Kingdom on a Tuesday will often find tickets for as low as £75. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Ireland to United Kingdom for around £99.

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

The cheapest time of day to fly to United Kingdom is in the morning when flights can be purchased for as low as £84. Try not to purchase tickets at midday because they tend to be around £104. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Ireland to United Kingdom flight route?

Fly from Dublin to London Luton for the best Ireland - United Kingdom flight prices

How far in advance should I book a flight to United Kingdom?

You are more likely to see cheaper flights to United Kingdom from Ireland when booking 54 days ahead of your departure date. In general, you can expect to find flights to United Kingdom for around £113 when searching 54 days out. Keep in mind that you might be able to find cheaper flights to United Kingdom at any time. In fact, our users found flights for as low as £62 in the past 72 hours.

What cabin class options are available on Ireland to United Kingdom flights?

There are 3 cabin classes available to choose from on Ireland to United Kingdom 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 Ireland to United Kingdom flights?

You could potentially save up to 262% on your flight if you consider stops on a Ireland to United Kingdom flight.

Cheap Ireland to United Kingdom flight deals and tips

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

Best price found

£21

Fastest flight time

0h 55m

Direct flights

Every day

Airports in United Kingdom

8 airports
The best one-way flight to United Kingdom from Ireland in the past 72 hours is £21. The best return flight deal from Ireland to United Kingdom found on momondo in the last 72 hours is £37.
The fastest flight from Ireland to United Kingdom takes 0h 55m
Direct flights go from Ireland to United Kingdom every day.
There are 8 airports near United Kingdom: Bristol (BRS), Birmingham (BHX), London Heathrow (LHR), Liverpool J. Lennon (LPL), Leeds/Bradford (LBA), Manchester (MAN), Edinburgh Turnhouse (EDI), Glasgow Intl (GLA)

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

    Prices for flights from Ireland to United Kingdom were last updated today.

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

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

    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 Ireland to United Kingdom.

  • What documentation or ID do you need to fly to United Kingdom?

    The travel and health documents you'll need for your trip to United Kingdom 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 United Kingdom. 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 Ireland to United Kingdom?


Best airlines flying from Ireland to United Kingdom

Compare and see reviews for airlines that fly from Ireland to United Kingdom with momondo
Airline
Rating
Free Cancellation
Price
RyanairPriceFrom £26Free CancellationRating
6.8
5,197 reviews
Search Ryanair flights
Aer LingusPriceFrom £42Free CancellationRating
7.1
1,074 reviews
Search Aer Lingus flights
British AirwaysPriceFrom £54Free CancellationRating
6.6
6,808 reviews
Search British Airways flights

Why use momondo?

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

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 Ireland to United Kingdom for you.

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

Yes. All flights to United Kingdom from Ireland on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Ireland to United Kingdom?

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 Ireland to United Kingdom.

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

Of course. momondo tracks the price of Ireland to United Kingdom flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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Popular Cities in the United Kingdom

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