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Cheap flights from the United Kingdom to Dublin from £15

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 27/8. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — DUB
20 Aug — 27 Aug1
1 adult

Cheap flight deals from United Kingdom to Dublin

Keep the following information in mind while searching for United Kingdom to Dublin flight deals. Data was last updated 15 August 2025.

Round-trip from

£28

One-way from

£15

Popular in

December

Cheapest in

January

Average price

£77

Good round-trip deal

£37 or less

Good one-way deal

£25 or less
Ryanair
  • Ryanair
  • 26/8-27/8
  • Nonstop
  • 1h 55m total
  • United Kingdom to Dublin
Search Deals
Ryanair
  • Ryanair
  • 27/8
  • Nonstop
  • 0h 55m total
  • United Kingdom to Dublin
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£4 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (£3 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2025
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Price to beat on a round-trip flight from United Kingdom to Dublin.
Search Deals
Price to beat on a one-way flight from United Kingdom to Dublin.
Search Deals

Find flight deals from United Kingdom to Dublin

Cheapest flights from United Kingdom to Dublin
Explore the most affordable flight options available from United Kingdom to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 August 2025.

Tue 26/822:50MAN - DUB
Nonstop0h 55mRyanair
Wed 27/810:05DUB - MAN
Nonstop1h 00mRyanair
Deal found 14/8£28
Sat 23/822:00MAN - DUB
Nonstop0h 55mRyanair
Mon 25/807:10DUB - MAN
Nonstop1h 00mRyanair
Deal found 14/8£29
Thu 21/822:45MAN - DUB
Nonstop0h 55mRyanair
Sat 23/818:50DUB - MAN
Nonstop1h 00mRyanair
Deal found 14/8£30
Tue 26/821:05BHX - DUB
Nonstop1h 05mRyanair
Wed 27/807:25DUB - BHX
Nonstop1h 05mRyanair
Deal found 15/8£31
Mon 25/822:05MAN - DUB
Nonstop0h 55mRyanair
Fri 29/806:15DUB - MAN
Nonstop1h 00mRyanair
Deal found 14/8£31
Fri 12/918:20BHX - DUB
Nonstop1h 05mRyanair
Fri 19/907:25DUB - BHX
Nonstop1h 05mRyanair
Deal found 13/8£32
Fri 29/822:45GLA - DUB
Nonstop1h 00mRyanair
Sun 31/806:55DUB - GLA
Nonstop1h 10mRyanair
Deal found 13/8£32
Fri 5/922:20MAN - DUB
Nonstop0h 55mRyanair
Sun 7/910:25DUB - MAN
Nonstop1h 00mRyanair
Deal found 14/8£32
Sat 6/919:20BHX - DUB
Nonstop1h 05mRyanair
Sat 13/923:10DUB - BHX
Nonstop1h 05mRyanair
Deal found 14/8£32
Mon 15/908:30GLA - DUB
Nonstop1h 00mRyanair
Mon 15/912:45DUB - GLA
Nonstop1h 10mRyanair
Deal found 14/8£32
Sun 7/921:45MAN - DUB
Nonstop0h 55mRyanair
Wed 10/913:50DUB - MAN
Nonstop1h 00mRyanair
Deal found 14/8£32
Thu 21/822:45MAN - DUB
Nonstop0h 55mRyanair
Thu 28/807:25DUB - MAN
Nonstop1h 00mRyanair
Deal found 14/8£33

Cheapflights Fare Finder

 
Customise your flight search to find flights from United Kingdom to Dublin 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 15 August 2025.
Use the filters below to find and compare flights from the United Kingdom to Dublin that are best for you.

Fly from

United Kingdom

Fly to

Dublin

Route

Depart

Return

Price

ManchesterDublin

MAN - DUB

MANDUB

Manchester

Wed 27/8

13:55-14:50

Nonstop0h 55m

Dublin

Thu 28/8

07:25-08:25

Nonstop1h 00m

£28

ManchesterDublin

MAN - DUB

MANDUB

Manchester

Tue 26/8

22:50-23:45

Nonstop0h 55m

Dublin

Wed 27/8

10:05-11:05

Nonstop1h 00m

£28

ManchesterDublin

MAN - DUB

MANDUB

Manchester

Tue 26/8

22:50-23:45

Nonstop0h 55m

Dublin

Thu 28/8

07:25-08:25

Nonstop1h 00m

£28

ManchesterDublin

MAN - DUB

MANDUB

Manchester

Tue 26/8

22:50-23:45

Nonstop0h 55m

Dublin

Fri 29/8

06:15-07:15

Nonstop1h 00m

£29

ManchesterDublin

MAN - DUB

MANDUB

Manchester

Fri 29/8

23:15-00:10

Nonstop0h 55m

Dublin

Mon 1/9

20:40-21:40

Nonstop1h 00m

£30

ManchesterDublin

MAN - DUB

MANDUB

Manchester

Mon 25/8

22:05-23:00

Nonstop0h 55m

Dublin

Thu 28/8

07:25-08:25

Nonstop1h 00m

£30

ManchesterDublin

MAN - DUB

MANDUB

Manchester

Sat 30/8

11:55-12:50

Nonstop0h 55m

Dublin

Sat 6/9

21:45-22:45

Nonstop1h 00m

£30

ManchesterDublin

MAN - DUB

MANDUB

Manchester

Sat 30/8

18:00-18:55

Nonstop0h 55m

Dublin

Sat 13/9

06:10-07:10

Nonstop1h 00m

£30

ManchesterDublin

MAN - DUB

MANDUB

Manchester

Tue 26/8

16:25-17:20

Nonstop0h 55m

Dublin

Sat 6/9

20:35-21:35

Nonstop1h 00m

£30

BirminghamDublin

BHX - DUB

BHXDUB

Birmingham

Tue 26/8

21:05-22:10

Nonstop1h 05m

Dublin

Wed 27/8

07:25-08:30

Nonstop1h 05m

£31

Flights are sorted by cheapest return flights first.

Deals found on 14/8

Showing 1-10 of 60 results
1
2
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6

Best time to book a flight from United Kingdom to Dublin

Have a flexible travel schedule? Discover the best time to fly to Dublin 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 Dublin

What is the cheapest month to book a flight from United Kingdom to Dublin?

Currently, January is the cheapest month in which you can book a flight from United Kingdom to Dublin (average of £71). Flying from United Kingdom to Dublin 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 DUB?

Find hourly flight availability from United Kingdom to Dublin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 August 2025.

When flying from United Kingdom to Dublin, 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 Dublin

Explore weekly flight availability from United Kingdom to Dublin. 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 15 August 2025.

The most flights from GB0 to DUB are scheduled on a Wednesday (70 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (29 on average).

Reviews of airlines servicing Dublin

Get insights into the airlines that provide service to Dublin. 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 Dublin. Reviews last updated 15 August 2025.
Get a feel of what it's like to fly with KLM, Aer Lingus, andRyanair from the United Kingdom to Dublin by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,384 reviews
Check prices

Boarding

7.8

Food

7.3

Overall

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
KLM
7.8
Good
1,384 reviews
KLM
7.8
Good
1,384 reviews
Check prices

Boarding

7.8

Food

7.3

Overall

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
Aer Lingus
7.1
Good
1,214 reviews
KLM
7.8
Good
1,384 reviews
Check prices

Boarding

7.8

Food

7.3

Overall

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
Ryanair
6.8
Okay
5,153 reviews
KLM
7.8
Good
1,384 reviews
Check prices

Boarding

7.8

Food

7.3

Overall

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
British Airways
6.7
Okay
7,267 reviews
KLM
7.8
Good
1,384 reviews
Check prices

Boarding

7.8

Food

7.3

Overall

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
Ryanair
6.2
Okay
KLM
7.8
Good
1,384 reviews
Check prices

Boarding

7.8

Food

7.3

Overall

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Related info for your journey

Find useful and relevant information for your journey from United Kingdom to Dublin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Dublin from United Kingdom?

    Dublin (DUB), located 5.7 mi from the city center, is the airport you fly into when you book flights from United Kingdom to Dublin.

  • What are the most popular routes from United Kingdom to Dublin?

    Most travelers choose London Heathrow - Dublin, London Gatwick - Dublin or London Stansted - Dublin when deciding on the best route from United Kingdom to Dublin.

  • What are the most reliable airlines from United Kingdom to Dublin?

    No one likes to see their flight delayed. When booking a flight from United Kingdom to Dublin consider choosing Air Canada (90%), Qatar Airways (79%) or LATAM Airlines (79%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from United Kingdom to Dublin?

    Looking at all options, your cheapest flight can be booked for £70. While the most popular route (London Heathrow - Dublin) can be booked for £69 on average our data indicates £299 when flying from United Kingdom to Dublin.

  • Can I find deals for flights from United Kingdom to Dublin that include hotel bookings?

    Yes. In addition to deals on United Kingdom to Dublin flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from United Kingdom to Dublin?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from United Kingdom to Dublin.

  • Can I find deals for business class flights from United Kingdom to Dublin?

    Yes. Cheapflights offers flight deals from United Kingdom to Dublin by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from United Kingdom to Dublin?

    Currently, January is the cheapest month in which you can book a flight from United Kingdom to Dublin (average of £71). Flying from United Kingdom to Dublin 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.

See more FAQs

Travelling to a place near Dublin?

Book flights to Dublin if you plan to visit one of these locations
Wicklow
Athlone
Bray
Malahide
Tullamore
Cavan
Drogheda
Portmarnock
Enniscorthy
Dundalk
Mullingar
Arklow
Carlingford
Kildare
Maynooth
Swords
Castleknock
Naas

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for United Kingdom to Dublin

See prices for flight routes from nearby airports that may be better suited for you.
London City to Dublin flights
Gatwick to Dublin flights
Heathrow to Dublin flights
Stansted to Dublin flights
Luton to Dublin flights
Manchester to Dublin flights
Birmingham to Dublin flights
Heathrow to Cork flights
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Gatwick to Cork flights
Manchester to Cork flights
London City to Cork flights
Southampton to Dublin flights
Southend to Dublin flights
Edinburgh to Dublin flights
Bristol to Dublin flights
Stansted to Cork flights
Liverpool to Dublin flights
Leeds to Dublin flights
Heathrow to Shannon flights
Luton to Milltown (Kerry) flights
Luton to Cork flights
Belfast Intl to Dublin flights
Gatwick to Shannon flights
Newcastle upon Tyne to Dublin flights
East Midlands to Dublin flights
Stansted to Shannon flights
Cardiff to Dublin flights
Heathrow to Knock flights
Bristol to Cork flights
Aberdeen to Dublin flights
Manchester to Shannon flights
Stansted to Knock flights
Heathrow to Donegal flights
Luton to Knock flights
Newquay to Dublin flights
Luton to Shannon flights
Birmingham to Cork flights
Edinburgh to Shannon flights
Edinburgh to Cork flights
London City to Donegal flights
Exeter to Dublin flights
Southend to Cork flights
Stansted to Milltown (Kerry) flights
London City to Shannon flights
Gatwick to Knock flights
Belfast City to Dublin flights
Liverpool to Cork flights
Gatwick to Milltown (Kerry) flights

Top 5 airlines flying from United Kingdom to Dublin

Discover the top 5 airlines that operate flights from United Kingdom to Dublin. 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 15 August 2025.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£16Average£51FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
RyanairCheapest£26Average£61FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
Aer LingusCheapest£43Average£123FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
British AirwaysCheapest£64Average£179FlexibilityNo cancel feeOn-time70%
Search British Airways flights
KLMCheapest£68Average£221FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from United Kingdom to Dublin?

Cheapflights helps you search for flights from United Kingdom to Dublin 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 Dublin?

Cheapflights helps you find that perfect flight to Dublin from United Kingdom by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from United Kingdom to Dublin with no change fees?

Need flexible booking options for your flight to Dublin from United Kingdom? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from United Kingdom to Dublin become cheaper?

Not ready to book yet? You can track prices for flights from United Kingdom to Dublin on Cheapflights with our Price Alert feature and get notified when better prices are available.

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