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Cheap flights from the United Kingdom to Ireland from £16
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 23/8. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — DUB
14 Aug — 21 Aug1
Return
1 adult
Economy
Cheap flight deals from United Kingdom to Ireland
Keep the following information in mind while searching for United Kingdom to Ireland flight deals. Data was last updated 9 August 2025.
Find flight deals from United Kingdom to Ireland
Cheapest flights from United Kingdom to IrelandExplore the most affordable flight options available from United Kingdom to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 August 2025.
Explore the most affordable flight options available from United Kingdom to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 August 2025.
Sat 23/823:10MAN - DUB
Nonstop0h 55mRyanair
Thu 28/811:30DUB - MAN
Nonstop1h 00mRyanair
Deal found 8/8£28
Tue 19/823:15LPL - DUB
Nonstop0h 55mRyanair
Wed 20/812:25DUB - LPL
Nonstop0h 55mRyanair
Deal found 7/8£28
Tue 19/822:50MAN - DUB
Nonstop0h 55mRyanair
Tue 26/810:55DUB - MAN
Nonstop1h 05mRyanair
Deal found 7/8£29
Fri 29/822:20MAN - DUB
Nonstop0h 55mRyanair
Mon 1/907:10DUB - MAN
Nonstop1h 00mRyanair
Deal found 8/8£30
Wed 13/811:15LPL - DUB
Nonstop0h 55mRyanair
Wed 13/814:20DUB - LPL
Nonstop0h 55mRyanair
Deal found 8/8£30
Tue 12/822:50MAN - DUB
Nonstop0h 55mRyanair
Wed 13/806:30DUB - MAN
Nonstop1h 00mRyanair
Deal found 8/8£30
Thu 21/822:45MAN - DUB
Nonstop0h 55mRyanair
Sun 24/807:05DUB - MAN
Nonstop1h 00mRyanair
Deal found 8/8£31
Mon 22/908:10LPL - DUB
Nonstop0h 55mRyanair
Mon 29/921:55DUB - LPL
Nonstop0h 55mRyanair
Deal found 8/8£31
Fri 12/905:55BHX - DUB
Nonstop1h 05mRyanair
Thu 18/914:05DUB - BHX
Nonstop1h 05mRyanair
Deal found 8/8£32
Fri 19/919:40MAN - ORK
Nonstop1h 15mRyanair
Sun 21/906:15ORK - MAN
Nonstop1h 15mRyanair
Deal found 7/8£32
Sun 7/911:55MAN - DUB
Nonstop0h 55mRyanair
Tue 9/916:30DUB - MAN
Nonstop1h 00mRyanair
Deal found 8/8£32
Mon 1/923:15LPL - DUB
Nonstop0h 55mRyanair
Thu 4/912:00DUB - LPL
Nonstop0h 55mRyanair
Deal found 8/8£32
Cheapflights 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, Cheapflights users made 858,174 searches. Data last updated 9 August 2025.
Use the filters below to find and compare flights from the United Kingdom to Ireland that are best for you.
Fly from
United Kingdom
Fly to
Ireland
Route
Depart
Return
Price
ManchesterDublin
MAN - DUB
MANDUB
Manchester
Sat 23/8
22:00-22:55
Nonstop0h 55m
Dublin
Sat 30/8
22:45-23:45
Nonstop1h 00m
£28
LiverpoolDublin
LPL - DUB
LPLDUB
Liverpool J. Lennon
Tue 19/8
23:15-00:10
Nonstop0h 55m
Dublin
Wed 20/8
12:25-13:20
Nonstop0h 55m
£28
ManchesterDublin
MAN - DUB
MANDUB
Manchester
Tue 19/8
22:50-23:45
Nonstop0h 55m
Dublin
Tue 26/8
10:55-12:00
Nonstop1h 05m
£29
ManchesterDublin
MAN - DUB
MANDUB
Manchester
Fri 29/8
22:20-23:15
Nonstop0h 55m
Dublin
Mon 1/9
07:10-08:10
Nonstop1h 00m
£30
LiverpoolDublin
LPL - DUB
LPLDUB
Liverpool J. Lennon
Fri 29/8
12:15-13:10
Nonstop0h 55m
Dublin
Mon 1/9
06:45-07:40
Nonstop0h 55m
£30
ManchesterDublin
MAN - DUB
MANDUB
Manchester
Tue 19/8
22:50-23:45
Nonstop0h 55m
Dublin
Wed 20/8
13:50-14:50
Nonstop1h 00m
£30
ManchesterDublin
MAN - DUB
MANDUB
Manchester
Thu 21/8
22:45-23:40
Nonstop0h 55m
Dublin
Sun 24/8
07:05-08:05
Nonstop1h 00m
£31
LiverpoolDublin
LPL - DUB
LPLDUB
Liverpool J. Lennon
Mon 22/9
08:10-09:05
Nonstop0h 55m
Dublin
Mon 29/9
21:55-22:50
Nonstop0h 55m
£31
BirminghamDublin
BHX - DUB
BHXDUB
Birmingham
Fri 12/9
05:55-07:00
Nonstop1h 05m
Dublin
Thu 18/9
14:05-15:10
Nonstop1h 05m
£32
ManchesterCork
MAN - ORK
MANORK
Manchester
Fri 19/9
19:40-20:55
Nonstop1h 15m
Cork
Sun 21/9
06:15-07:30
Nonstop1h 15m
£32
Showing 1-10 of 60 results
Best time to book a flight from United Kingdom to Ireland
Have a flexible travel schedule? Discover the best time to fly to Ireland from United Kingdom with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from the United Kingdom to Ireland
What is the cheapest month to book a flight from United Kingdom to Ireland?
Currently, January is the cheapest month in which you can book a flight from United Kingdom to Ireland (average of £71). Flying from United Kingdom to Ireland in August is currently the most expensive (average of £93). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from GB to IE?
Find hourly flight availability from United Kingdom to Ireland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 9 August 2025.
When flying from United Kingdom to Ireland, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Weekly flight availability from United Kingdom to Ireland
Explore weekly flight availability from United Kingdom to Ireland. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 9 August 2025.
The most flights from GB0 to IE0 are scheduled on a Friday (66 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (37 on average).
Reviews of airlines servicing Ireland
Get insights into the airlines that provide service to Ireland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ireland. Reviews last updated 9 August 2025.
Check out reviews from past customers who have flown with KLM, Vueling, andAer Lingus from the United Kingdom to Ireland to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.7
Crew
8.4
Overall
7.8
Boarding
7.8
Food
7.3
Entertainment
7.1
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2025
AMS - BOS
Comfort
7.7
Crew
8.4
Overall
7.8
Boarding
7.8
Food
7.3
Entertainment
7.1
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2025
AMS - BOS
Comfort
7.7
Crew
8.4
Overall
7.8
Boarding
7.8
Food
7.3
Entertainment
7.1
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2025
AMS - BOS
Comfort
7.7
Crew
8.4
Overall
7.8
Boarding
7.8
Food
7.3
Entertainment
7.1
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2025
AMS - BOS
Comfort
7.7
Crew
8.4
Overall
7.8
Boarding
7.8
Food
7.3
Entertainment
7.1
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2025
AMS - BOS
Comfort
7.7
Crew
8.4
Overall
7.8
Boarding
7.8
Food
7.3
Entertainment
7.1
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2025
AMS - BOS
Related info for your journey
Find useful and relevant information for your journey from United Kingdom to Ireland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for United Kingdom to Ireland
See prices for flight routes from nearby airports that may be better suited for you.
Top 6 airlines flying from United Kingdom to Ireland
Discover the top 6 airlines that operate flights from United Kingdom to Ireland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 9 August 2025.
Fly with Cheapflights
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How does Cheapflights help users find flights from United Kingdom to Ireland?
Cheapflights helps you search for flights from United Kingdom to Ireland via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Why should you use Cheapflights to find cheap flight tickets from United Kingdom to Ireland?
It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from United Kingdom to Ireland.
Can Cheapflights find flights from United Kingdom to Ireland with no change fees?
Yes, we can. To see specific flights from United Kingdom to Ireland with no change fees, users can toggle flexible booking options after using the search form above to find flights.
Can Cheapflights notify me if prices for flights from United Kingdom to Ireland become cheaper?
Yes! Start tracking prices for United Kingdom to Ireland flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.