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Cheap flights from the United Kingdom to Ireland from £17

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United Kingdom to Ireland departing on 8/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from the United Kingdom to Ireland

Recent return flight deals from the United Kingdom to Ireland

Enter your travel dates to find the best prices.
Ryanair Logo
15:25 - 16:25
LBA
-
DUB
1h 00mdirect
Ryanair Logo
06:30 - 07:30
DUB
-
LBA
1h 00mdirect
£38Ryanair
Mon, 26 Jan - Mon, 2 Feb
Ryanair Logo
06:00 - 07:15
LTN
-
DUB
1h 15mdirect
Ryanair Logo
14:45 - 16:00
DUB
-
LTN
1h 15mdirect
£39Ryanair
Mon, 26 Jan - Fri, 30 Jan
Ryanair Logo
21:30 - 22:30
MAN
-
DUB
1h 00mdirect
Ryanair Logo
17:15 - 18:15
DUB
-
MAN
1h 00mdirect
£39Ryanair
Mon, 12 Jan - Thu, 15 Jan
Ryanair Logo
06:30 - 07:50
STN
-
DUB
1h 20mdirect
Ryanair Logo
06:30 - 07:50
DUB
-
STN
1h 20mdirect
£39Ryanair
Wed, 11 Feb - Wed, 18 Feb
Ryanair Logo
21:35 - 23:00
LGW
-
DUB
1h 25mdirect
Ryanair Logo
14:30 - 15:55
DUB
-
LGW
1h 25mdirect
£39Ryanair
Fri, 27 Feb - Mon, 2 Mar
Ryanair Logo
19:15 - 20:15
LBA
-
DUB
1h 00mdirect
Ryanair Logo
06:35 - 07:35
DUB
-
LBA
1h 00mdirect
£39Ryanair
Fri, 20 Feb - Sun, 22 Feb
Multiple Airlines Logo
09:30 - 10:35
BHX
-
DUB
1h 05mdirect
Multiple Airlines Logo
07:20 - 08:40
DUB
-
BHX
1h 20mdirect
£41Multiple Airlines
Fri, 23 Jan - Sun, 25 Jan
Multiple Airlines Logo
07:40 - 08:45
BHX
-
DUB
1h 05mdirect
Multiple Airlines Logo
07:20 - 08:40
DUB
-
BHX
1h 20mdirect
£41Multiple Airlines
Tue, 24 Mar - Sun, 29 Mar
British Airways Logo
06:30 - 07:55
LHR
-
DUB
1h 25mdirect
British Airways Logo
15:10 - 16:35
DUB
-
LHR
1h 25mdirect
£70British Airways
Sat, 31 Jan - Sat, 31 Jan
British Airways Logo
12:50 - 14:20
LHR
-
DUB
1h 30mdirect
British Airways Logo
15:10 - 16:35
DUB
-
LHR
1h 25mdirect
£70British Airways
Sat, 24 Jan - Sat, 31 Jan

Ryanair flights from United Kingdom to Ireland

Our best Ryanair deals on United Kingdom to Ireland flight tickets
Ryanair
26 Jan
LBA15:25Leeds/Bradford
1h 00m
DUB16:25Dublin
2 Feb
DUB06:30Dublin
1h 00m
LBA07:30Leeds/Bradford
£38
Find similar
Ryanair
12 Jan
MAN21:30Manchester
1h 00m
DUB22:30Dublin
15 Jan
DUB17:15Dublin
1h 00m
MAN18:15Manchester
£39
Find similar
Ryanair
23 Jan
LTN05:50London Luton
1h 15m
DUB07:05Dublin
30 Jan
DUB14:45Dublin
1h 15m
LTN16:00London Luton
£39
Find similar

Aer Lingus flights from United Kingdom to Ireland

Our best Aer Lingus deals on United Kingdom to Ireland flight tickets
Aer Lingus
8 Jan
BHX13:20Birmingham
1h 05m
DUB14:25Dublin
11 Jan
DUB07:20Dublin
1h 20m
BHX08:40Birmingham
£48
Find similar
Aer Lingus
30 Dec
BHX08:15Birmingham
1h 05m
DUB09:20Dublin
6 Jan
DUB06:40Dublin
1h 05m
BHX07:45Birmingham
£50
Find similar
Aer Lingus
1 Jan
BHX19:55Birmingham
1h 15m
DUB21:10Dublin
4 Jan
DUB06:40Dublin
1h 05m
BHX07:45Birmingham
£50
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from United Kingdom to Ireland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 28 December 2025.
Use the filters below to find and compare flights from the United Kingdom to Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LeedsDublin

LBA - DUB

LBADUB

Leeds/Bradford

Mon 26/1

15:25-16:25

Nonstop1h 00m

Dublin

Mon 2/2

06:30-07:30

Nonstop1h 00m

£38

LondonDublin

LTN - DUB

LTNDUB

London Luton

Mon 26/1

06:00-07:15

Nonstop1h 15m

Dublin

Fri 30/1

14:45-16:00

Nonstop1h 15m

£39

ManchesterDublin

MAN - DUB

MANDUB

Manchester

Mon 12/1

21:30-22:30

Nonstop1h 00m

Dublin

Thu 15/1

17:15-18:15

Nonstop1h 00m

£39

LondonDublin

STN - DUB

STNDUB

London Stansted

Wed 11/2

06:30-07:50

Nonstop1h 20m

Dublin

Wed 18/2

06:30-07:50

Nonstop1h 20m

£39

LondonDublin

LGW - DUB

LGWDUB

London Gatwick

Fri 27/2

21:35-23:00

Nonstop1h 25m

Dublin

Mon 2/3

14:30-15:55

Nonstop1h 25m

£39

LeedsDublin

LBA - DUB

LBADUB

Leeds/Bradford

Fri 20/2

19:15-20:15

Nonstop1h 00m

Dublin

Sun 22/2

06:35-07:35

Nonstop1h 00m

£39

BirminghamDublin

BHX - DUB

BHXDUB

Birmingham

Fri 23/1

09:30-10:35

Nonstop1h 05m

Dublin

Sun 25/1

07:20-08:40

Nonstop1h 20m

£41

BirminghamDublin

BHX - DUB

BHXDUB

Birmingham

Tue 24/3

07:40-08:45

Nonstop1h 05m

Dublin

Sun 29/3

07:20-08:40

Nonstop1h 20m

£41

LondonDublin

LHR - DUB

LHRDUB

London Heathrow

Sat 31/1

06:30-07:55

Nonstop1h 25m

Dublin

Sat 31/1

15:10-16:35

Nonstop1h 25m

£70

LondonDublin

LHR - DUB

LHRDUB

London Heathrow

Sat 24/1

12:50-14:20

Nonstop1h 30m

Dublin

Sat 31/1

15:10-16:35

Nonstop1h 25m

£70

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to Ireland from

How to get the cheapest flight ticket from United Kingdom 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 United Kingdom, with most prices found around £48. If you’re not able to fly to Ireland in January, then September is your next best option. Flight prices from United Kingdom to Ireland during September average around £53.

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 Friday when prices can be found for as low as £324. This is often the case because there is less demand to fly during this day of the week. Flights from United Kingdom to Ireland on a Monday will generally be more expensive and average around £517. 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 afternoon is the cheapest time of day to fly from United Kingdom to Ireland when you can find flight prices for as low as £136. Flying to Ireland in the afternoon 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 £495. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest United Kingdom to Ireland flight route?

Fly from Manchester to Milltown (Kerry) for the best United Kingdom - 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 United Kingdom when booking weeks ahead of your departure date. In general, you can expect to find flights to Ireland for around £127 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ireland from United Kingdom for as low as £95 on momondo.

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

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

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

Cheap United Kingdom to Ireland flight deals and tips

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

Best price found

£17

Fastest flight time

0h 55m

Direct flights

Every day

Airports in Ireland

77 airports
The best one-way flight to Ireland from United Kingdom in the past 72 hours is £17. The best return flight deal from United Kingdom to Ireland found on momondo in the last 72 hours is £31.
The fastest flight from United Kingdom to Ireland takes 0h 55m
Direct flights go from United Kingdom to Ireland every day.
There are 77 airports in Ireland. From United Kingdom there are direct flights to Dublin (DUB).
Search flight deals

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

    Prices for flights from United Kingdom to Ireland are updated daily.

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

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

Best airlines flying from United Kingdom to Ireland

Compare and see reviews for airlines that fly from United Kingdom to Ireland with momondo
Airline
Rating
Free Cancellation
Price
RyanairPriceFrom £14Free CancellationRating
6.4
122 reviews
Search Ryanair flights
RyanairPriceFrom £22Free CancellationRating
6.8
5,231 reviews
Search Ryanair flights
Aer LingusPriceFrom £42Free CancellationRating
7.2
1,413 reviews
Search Aer Lingus flights
British AirwaysPriceFrom £67Free CancellationRating
6.7
7,617 reviews
Search British Airways flights
LoganairPriceFrom £154Free CancellationRating
0.0
0 reviews
Search Loganair flights
KLMPriceFrom £155Free CancellationRating
7.7
1,436 reviews
Search KLM flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from United Kingdom to Ireland. momondo saves you time and could save you money on your trip.

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

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

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

momondo provides multiple filters to help you find the best flight to Ireland from United Kingdom. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from United Kingdom 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 United Kingdom and alert you when they change.

An easier way to manage your Ireland trip

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Find better results for your trip to Ireland

Popular Cities in Ireland

Popular flights according to clicks in the last 7 days on momondo
Flights to Dublinfrom £31
Flights to Corkfrom £33
Flights to Shannon, Clarefrom £34
Flights to Knockfrom £30
Flights to Milltown (Kerry)from £34
Flights to Donegalfrom £113