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Cheap flights from London to Ireland from £23

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 18/3. Fares are subject to change and may not be available on all flights or dates of travel.
LON — DUB
24 Dec — 31 Dec1
1 adult

Cheap flight deals from London to Ireland

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Ireland (IE0). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 19 December 2024.

Round-trip from

£37

One-way from

£24
Ryanair
  • Ryanair
  • 1/2-8/2
  • Nonstop
  • 2h 50m total
  • London to Ireland
Search Deals
Ryanair
  • Ryanair
  • 23/1
  • Nonstop
  • 1h 20m total
  • London to Ireland
Search Deals

Find flight deals from London to Ireland

Cheapest flights from London to Ireland
Explore the most affordable flight options available from London to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 December 2024.

Fri 27/1221:05STN - DUB
Nonstop1h 20mRyanair
Fri 31/122:50DUB - STN
Nonstop1h 20mRyanair
Deal found 17/12£61
Fri 27/1221:35LGW - DUB
Nonstop1h 20mRyanair
Fri 10/115:50DUB - LGW
Nonstop1h 30mRyanair
Deal found 18/12£62
Thu 26/1217:00STN - ORK
Nonstop1h 25mRyanair
Sat 28/1221:45ORK - STN
Nonstop1h 25mRyanair
Deal found 18/12£66
Mon 30/1206:30STN - DUB
Nonstop1h 20mMultiple Airlines
Sun 5/121:10DUB - STN
1 stop18h 40mMultiple Airlines
Deal found 18/12£66
Tue 31/1219:00STN - ORK
1 stop12h 05mMultiple Airlines
Fri 3/122:40ORK - STN
Nonstop1h 25mMultiple Airlines
Deal found 17/12£69
Tue 31/1218:15LHR - DUB
Nonstop1h 20mBritish Airways
Sat 1/217:30DUB - LHR
Nonstop1h 25mBritish Airways
Deal found 18/12£80
Sun 29/1218:00LTN - DUB
Nonstop1h 15mRyanair
Sun 5/116:40DUB - LTN
1 stop26h 00mRyanair
Deal found 18/12£84
Mon 30/1205:55LTN - DUB
Nonstop1h 15mMultiple Airlines
Sun 5/121:10DUB - LTN
1 stop11h 05mMultiple Airlines
Deal found 18/12£96
Tue 31/1215:20LHR - SNN
Nonstop1h 25mAer Lingus
Tue 7/120:05SNN - LHR
Nonstop1h 20mAer Lingus
Deal found 17/12£99
Thu 26/1209:40LGW - ORK
Nonstop1h 25mRyanair
Wed 1/109:25ORK - LGW
Nonstop1h 25mRyanair
Deal found 18/12£111
Sat 21/1206:05LGW - DUB
1 stop9h 20mMultiple Airlines
Sun 22/1209:05DUB - LGW
Nonstop1h 30mMultiple Airlines
Deal found 18/12£129
Tue 31/1206:25LHR - SNN
1 stop3h 25mMultiple Airlines
Tue 7/117:30SNN - LHR
Nonstop1h 25mMultiple Airlines
Deal found 17/12£133

Find flights from London to Ireland within your budget

Customise your flight search to find flights from London 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 19 December 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

LondonDublin

LGW - DUB

LGWDUB

London Gatwick

Fri 17/1

14:55-16:15

Nonstop1h 20m

Dublin

Fri 17/1

19:30-21:00

Nonstop1h 30m

£50

LondonDublin

LTN - DUB

LTNDUB

London Luton

Sat 4/1

20:35-21:50

Nonstop1h 15m

Dublin

Mon 6/1

07:35-08:50

Nonstop1h 15m

£50

LondonDublin

STN - DUB

STNDUB

London Stansted

Sat 4/1

09:20-10:40

Nonstop1h 20m

Dublin

Mon 6/1

22:00-23:20

Nonstop1h 20m

£50

LondonCork

LGW - ORK

LGWORK

London Gatwick

Sun 23/3

19:50-21:15

Nonstop1h 25m

Cork

Tue 25/3

09:20-10:45

Nonstop1h 25m

£52

LondonDublin

STN - DUB

STNDUB

London Stansted

Sat 4/1

08:15-09:35

Nonstop1h 20m

Dublin

Mon 6/1

18:45-20:05

Nonstop1h 20m

£53

LondonCork

STN - ORK

STNORK

London Stansted

Sun 5/1

07:35-09:00

Nonstop1h 25m

Cork

Sun 5/1

21:10-22:35

Nonstop1h 25m

£53

LondonDublin

LHR - DUB

LHRDUB

London Heathrow

Sat 1/2

18:25-19:45

Nonstop1h 20m

Dublin

Sat 8/2

20:35-21:55

Nonstop1h 20m

£62

LondonCork

STN - ORK

STNORK

London Stansted

Mon 20/1

20:30-11:15

1 stop14h 45m

Cork

Mon 27/1

19:05-20:30

Nonstop1h 25m

£62

LondonDublin

LGW - DUB

LGWDUB

London Gatwick

Sat 4/1

22:30-23:50

Nonstop1h 20m

Dublin

Mon 6/1

20:05-15:25

1 stop19h 20m

£69

LondonDublin

STN - DUB

STNDUB

London Stansted

Mon 6/1

06:30-07:50

Nonstop1h 20m

Dublin

Mon 6/1

10:45-15:50

1 stop5h 05m

£81

Flights are sorted by cheapest return flights first.

Deals found on 17/12

Showing 1-10 of 60 results
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Best time to book a flight from London to Ireland

Have a flexible travel schedule? Discover the best time to fly to Ireland from London 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.

Travel insights for flights from London to Ireland

Get recent, data-driven insights about flights from London to Ireland including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from London to Ireland?

Currently, January is the cheapest month in which you can book a flight from London to Ireland (average of £71). Flying from London to Ireland in June is currently the most expensive (average of £104). 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 LON to IE?

Find hourly flight availability from London 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 19 December 2024.

When flying from London 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 London to Ireland

Explore weekly flight availability from London 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 19 December 2024.

The most flights from LON to IE0 are scheduled on a Monday (92 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (31 on average).

Rainfall in Ireland by month

Plan your trip to Ireland by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ireland ranges from 49.0 - 79.0 inches per month. October is typically the wettest month, when rainfall can reach 79.0 mm. February is typically the driest time to visit Ireland when rainfall is around 49.0 mm.

Temperature in Ireland by month

Plan your trip to Ireland by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ireland, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

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 19 December 2024.
Get a feel of what it's like to fly with British Airways, Ryanair and Vueling from London to Ireland by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,349 reviews
Check prices

Entertainment

7.2

Overall

7.8

Comfort

7.7

Food

7.3

Boarding

7.9

Crew

8.4

Reviews

1 / 10

Flight was late do to issues with loading stuff. One of the two bathrooms in business class was not working. WiFi did not work 80% of the time. My bag came out last even though it had a priority tag

KLM
7.8
Good
1,349 reviews
KLM
7.8
Good
1,349 reviews
Check prices

Entertainment

7.2

Overall

7.8

Comfort

7.7

Food

7.3

Boarding

7.9

Crew

8.4

Reviews

1 / 10

Flight was late do to issues with loading stuff. One of the two bathrooms in business class was not working. WiFi did not work 80% of the time. My bag came out last even though it had a priority tag

SWISS
7.6
Good
1,605 reviews
KLM
7.8
Good
1,349 reviews
Check prices

Entertainment

7.2

Overall

7.8

Comfort

7.7

Food

7.3

Boarding

7.9

Crew

8.4

Reviews

1 / 10

Flight was late do to issues with loading stuff. One of the two bathrooms in business class was not working. WiFi did not work 80% of the time. My bag came out last even though it had a priority tag

Austrian Airlines
7.6
Good
788 reviews
KLM
7.8
Good
1,349 reviews
Check prices

Entertainment

7.2

Overall

7.8

Comfort

7.7

Food

7.3

Boarding

7.9

Crew

8.4

Reviews

1 / 10

Flight was late do to issues with loading stuff. One of the two bathrooms in business class was not working. WiFi did not work 80% of the time. My bag came out last even though it had a priority tag

Norwegian
7.6
Good
279 reviews
KLM
7.8
Good
1,349 reviews
Check prices

Entertainment

7.2

Overall

7.8

Comfort

7.7

Food

7.3

Boarding

7.9

Crew

8.4

Reviews

1 / 10

Flight was late do to issues with loading stuff. One of the two bathrooms in business class was not working. WiFi did not work 80% of the time. My bag came out last even though it had a priority tag

Air France
7.4
Good
1,505 reviews
KLM
7.8
Good
1,349 reviews
Check prices

Entertainment

7.2

Overall

7.8

Comfort

7.7

Food

7.3

Boarding

7.9

Crew

8.4

Reviews

1 / 10

Flight was late do to issues with loading stuff. One of the two bathrooms in business class was not working. WiFi did not work 80% of the time. My bag came out last even though it had a priority tag

Related info for your journey

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

  • What are the cheapest airlines to fly from London to Ireland one-way?

    For one-way options, check prices for Ryanair. According to our data, you can fly for as low as £24. Users have also found prices from £24 and £47 on Ryanair and British Airways, respectively.

  • What are the most popular routes from London to Ireland?

    The most popular flight routes from London to Ireland are London Heathrow - Dublin, London Stansted - Dublin and London City - Dublin.

  • What are the most reliable airlines from London to Ireland?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from London to Ireland on time: Qatar Airways (72%), Kenya Airways (69%), Aer Lingus (68%).

  • What are the cheapest flights from London to Ireland?

    Looking at all options, your cheapest flight can be booked for £81. While the most popular route (London Heathrow - Dublin) can be booked for £65 on average our data indicates £1,059 when flying from London to Ireland.

  • Can I find deals for flights from London to Ireland that include hotel bookings?

    Yes. In addition to deals on London to Ireland flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from London to Ireland?

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

  • Can I find deals for business class flights from London to Ireland?

    Yes. Cheapflights offers flight deals from London to Ireland 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 London to Ireland?

    Currently, January is the cheapest month in which you can book a flight from London to Ireland (average of £71). Flying from London to Ireland in June is currently the most expensive (average of £104). 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

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Alternative routes for London to Ireland

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from London to Ireland

Discover the top 4 airlines that operate flights from London 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 19 December 2024.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£27Average£61FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
Aer LingusCheapest£52Average£149FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
British AirwaysCheapest£54Average£151FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LufthansaCheapest£121Average£195FlexibilityNo cancel feeOn-time76%
Search Lufthansa 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 London to Ireland?

When you search for this flight from London to Ireland, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from London to Ireland?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from London to Ireland for you. Better yet — we are completely free to use.

Can Cheapflights find flights from London to Ireland with no change fees?

Need flexible booking options for your flight to Ireland from London? 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 London to Ireland become cheaper?

Yes! Start tracking prices for London 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.

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