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Cheap flights from London to Dublin from C$ 42

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 28/4. Fares are subject to change and may not be available on all flights or dates of travel.
LON — DUB
19 Mar — 26 Mar1
1 adult

The best prices from London to Dublin are usually found in January or September, booked 30 days in advance, depart on a Wednesday or Tuesday and return on a Thursday

Cheap flight deals from London to Dublin

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Dublin (DUB). 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 14 March 2025.

Round-trip from

C$ 53

One-way from

C$ 42

Popular in

December

Cheapest in

January

Average price

C$ 122

Good round-trip deal

C$ 76 or less

Good one-way deal

C$ 29 or less
Ryanair
  • Ryanair
  • 6/5-10/5
  • Nonstop
  • 2h 55m total
  • London to Dublin
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Ryanair
  • Ryanair
  • 28/4
  • Nonstop
  • 1h 25m total
  • London to Dublin
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Highest demand for flights based on searches. 3% potential increase in price (C$ 7 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (C$ 10 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from London (LON) to Dublin.
Search Deals
Price to beat on a one-way flight from London (LON) to Dublin.
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Find flight deals from London to Dublin

Cheapest flights from London to Dublin
Explore the most affordable flight options available from London to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 March 2025.

Tue 6/58:35 p.m.LGW - DUB
Nonstop1h 25mRyanair
Sat 10/54:50 p.m.DUB - LGW
Nonstop1h 30mRyanair
Deal found 12/3C$ 53
Thu 18/96:20 a.m.LHR - DUB
Nonstop1h 25mBritish Airways
Tue 30/98:20 p.m.DUB - LHR
Nonstop1h 20mBritish Airways
Deal found 13/3C$ 132
Tue 1/47:50 p.m.LGW - DUB
1 stop16h 50mVueling
Tue 8/47:30 p.m.DUB - LGW
1 stop11h 30mVueling
Deal found 13/3C$ 222
Wed 26/37:50 a.m.LHR - DUB
Nonstop1h 20mAer Lingus
Sun 30/37:30 a.m.DUB - LHR
Nonstop1h 35mAer Lingus
Deal found 13/3C$ 269
Wed 16/47:35 a.m.LHR - DUB
1 stop14h 45mMultiple Airlines
Fri 18/47:00 p.m.DUB - LHR
Nonstop1h 20mMultiple Airlines
Deal found 12/3C$ 284
Tue 1/48:40 a.m.LHR - DUB
1 stop3h 55mKLM
Mon 7/45:55 a.m.DUB - LHR
1 stop4h 50mKLM
Deal found 13/3C$ 300
Thu 1/56:00 a.m.LHR - DUB
1 stop11h 50mSWISS
Wed 14/56:40 p.m.DUB - LHR
1 stop21h 45mSWISS
Deal found 12/3C$ 305
Thu 24/43:05 p.m.LHR - DUB
1 stop16h 20mVueling
Tue 29/47:30 p.m.DUB - LHR
1 stop18h 45mVueling
Deal found 13/3C$ 314
Sat 17/56:40 p.m.LGW - DUB
1 stop13h 15mSWISS
Wed 4/66:40 p.m.DUB - LGW
1 stop23h 15mSWISS
Deal found 13/3C$ 330
Mon 30/68:30 a.m.LHR - DUB
1 stop8h 25mLufthansa
Mon 7/712:15 p.m.DUB - LHR
1 stop6h 25mLufthansa
Deal found 13/3C$ 373
Wed 26/36:40 a.m.LHR - DUB
1 stop5h 00mScandinavian Airlines
Sun 30/310:15 a.m.DUB - LHR
1 stop5h 45mScandinavian Airlines
Deal found 13/3C$ 415
Sat 29/37:25 p.m.LHR - DUB
2 stops15h 00mAustrian Airlines
Sat 5/45:40 p.m.DUB - LHR
2 stops15h 05mAustrian Airlines
Deal found 13/3C$ 423

Find flights from London to Dublin within your budget

Customize your flight search to find flights from London 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 629,999 searches. Data last updated 14 March 2025.

Fly from

London

Fly to

Dublin

Route

Depart

Return

Price

LondonDublin

LGW - DUB

LGWDUB

London Gatwick

Tue 6/5

8:35 p.m.-10:00 p.m.

Nonstop1h 25m

Dublin

Sat 10/5

4:50 p.m.-6:20 p.m.

Nonstop1h 30m

C$ 53

LondonDublin

LHR - DUB

LHRDUB

London Heathrow

Tue 2/9

6:20 a.m.-7:45 a.m.

Nonstop1h 25m

Dublin

Tue 9/9

8:20 p.m.-9:40 p.m.

Nonstop1h 20m

C$ 134

LondonDublin

LGW - DUB

LGWDUB

London Gatwick

Tue 1/4

7:50 p.m.-12:40 p.m.

1 stop16h 50m

Dublin

Tue 8/4

7:30 p.m.-7:00 a.m.

1 stop11h 30m

C$ 222

LondonDublin

LHR - DUB

LHRDUB

London Heathrow

Wed 26/3

7:50 a.m.-9:10 a.m.

Nonstop1h 20m

Dublin

Sun 30/3

7:30 a.m.-9:05 a.m.

Nonstop1h 35m

C$ 269

LondonDublin

LHR - DUB

LHRDUB

London Heathrow

Wed 16/4

7:35 a.m.-10:20 p.m.

1 stop14h 45m

Dublin

Fri 18/4

7:00 p.m.-8:20 p.m.

Nonstop1h 20m

C$ 284

LondonDublin

LHR - DUB

LHRDUB

London Heathrow

Tue 1/4

8:40 a.m.-12:35 p.m.

1 stop3h 55m

Dublin

Mon 7/4

5:55 a.m.-10:45 a.m.

1 stop4h 50m

C$ 300

LondonDublin

LHR - DUB

LHRDUB

London Heathrow

Thu 1/5

6:00 a.m.-5:50 p.m.

1 stop11h 50m

Dublin

Wed 14/5

6:40 p.m.-4:25 p.m.

1 stop21h 45m

C$ 305

LondonDublin

LHR - DUB

LHRDUB

London Heathrow

Thu 24/4

3:05 p.m.-7:25 a.m.

1 stop16h 20m

Dublin

Tue 29/4

7:30 p.m.-2:15 p.m.

1 stop18h 45m

C$ 314

LondonDublin

LGW - DUB

LGWDUB

London Gatwick

Sat 17/5

6:40 p.m.-7:55 a.m.

1 stop13h 15m

Dublin

Wed 4/6

6:40 p.m.-5:55 p.m.

1 stop23h 15m

C$ 330

LondonDublin

LHR - DUB

LHRDUB

London Heathrow

Mon 30/6

8:30 a.m.-4:55 p.m.

1 stop8h 25m

Dublin

Mon 7/7

12:15 p.m.-6:40 p.m.

1 stop6h 25m

C$ 373

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/3

Showing 1-10 of 31 results
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Best time to book a flight from London to Dublin

Have a flexible travel schedule? Discover the best time to fly to Dublin from London with our price prediction graph.
Estimated round-trip 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 Dublin

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

How far ahead should I book a flight from London to Dublin?

Use this chart to determine the optimal time to book a round-trip flight from London to Dublin. Price data was last updated on 7 March 2025.

Booking 30 days in advance of your planned departure date is, on average, the best time to get cheap flights from London to Dublin. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, January is the cheapest month in which you can book a flight from London to Dublin (average of C$ 458). Flying from London to Dublin in December is currently the most expensive (average of C$ 760). 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 DUB?

Find hourly flight availability from London 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 14 March 2025.

It’s optimal to fly from London to Dublin in the evening. By choosing this option you can save up to 33% on the cost of your flight, compared to a flight in the morning.

What is the cheapest day to fly from London to Dublin?

Use this chart to determine the cheapest time to fly round-trip from London to Dublin. Price data was last updated on 21 April 2024.

Travelers seeking maximum savings on their London to Dublin flight should consider departing on Wednesday evenings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from London to Dublin

Explore weekly flight availability from London 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 14 March 2025.

The most flights from LON to DUB are scheduled on a Thursday (93 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (38 on average).

Rainfall in Dublin by month

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

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

Temperature in Dublin by month

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

If weather is an important factor for your trip to Dublin, 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 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 14 March 2025.
To help decide which airline to fly from London to Dublin, see what other customers have to say about Aegean Airlines, KLM and Norwegian. 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.
Aegean Airlines
8.1
Very good
725 reviews
Check prices

Overall

8.1

Boarding

7.8

Entertainment

6.9

Food

7.3

Crew

8.6

Comfort

7.8

Reviews

1 / 20

10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

Aegean Airlines
8.1
Very good
725 reviews
Aegean Airlines
8.1
Very good
725 reviews
Check prices

Overall

8.1

Boarding

7.8

Entertainment

6.9

Food

7.3

Crew

8.6

Comfort

7.8

Reviews

1 / 20

10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

KLM
7.8
Good
1,320 reviews
Aegean Airlines
8.1
Very good
725 reviews
Check prices

Overall

8.1

Boarding

7.8

Entertainment

6.9

Food

7.3

Crew

8.6

Comfort

7.8

Reviews

1 / 20

10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

Norwegian
7.8
Good
221 reviews
Aegean Airlines
8.1
Very good
725 reviews
Check prices

Overall

8.1

Boarding

7.8

Entertainment

6.9

Food

7.3

Crew

8.6

Comfort

7.8

Reviews

1 / 20

10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

Finnair
7.6
Good
1,268 reviews
Aegean Airlines
8.1
Very good
725 reviews
Check prices

Overall

8.1

Boarding

7.8

Entertainment

6.9

Food

7.3

Crew

8.6

Comfort

7.8

Reviews

1 / 20

10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

Austrian Airlines
7.6
Good
766 reviews
Aegean Airlines
8.1
Very good
725 reviews
Check prices

Overall

8.1

Boarding

7.8

Entertainment

6.9

Food

7.3

Crew

8.6

Comfort

7.8

Reviews

1 / 20

10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

Related info for your journey

Find useful and relevant information for your journey from London 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 London?

    For a flight from London to Dublin, you will be flying into Dublin. Dublin (DUB) is just 9.2 km from the centre of the city. Dublin is the only Dublin airport and it handles 58 inbound flights from London per day. 3 airlines have flights to Dublin from London on a regular basis.

  • What are the cheapest airlines flying from London to Dublin round-trip?

    Cheapflights users have booked flights from London to Dublin round-trip from C$ 53. Other airlines that can offer you cheap pricing are British Airways, from C$ 141, and Vueling, from C$ 222. You may be able to fly from London to Dublin for 60% less than the average price by searching for these airlines.

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

    The cheapest airline one-way is Ryanair, with whom users have recently found tickets for as low as C$ 42. However, be on the lookout for offers from British Airways and Vueling, as they are both options that can get you from London to Dublin for a low price.

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

    Consider Kenya Airways (84%), Japan Airlines (80%) or Qatar Airways (79%) when booking your flight. These represent the most reliable airlines when flying from London to Dublin.

  • What are the cheapest flights from London to Dublin?

    Looking at all options, your cheapest flight can be booked for C$ 91. While the most popular route (London Heathrow - Dublin) can be booked for C$ 546 on average our data indicates C$ 442 when flying from London to Dublin.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from London to Dublin (average of C$ 458). Flying from London to Dublin in December is currently the most expensive (average of C$ 760). 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 Dublin

See prices for flight routes from nearby airports that may be better suited for you.
Manchester to Dublin flights
Heathrow to Dublin flights
Edinburgh to Dublin flights
Gatwick to Dublin flights

Top 3 airlines flying from London to Dublin

Discover the top 3 airlines that operate flights from London 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 629,999 searches. Data last updated 14 March 2025.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapestC$ 58AverageC$ 107FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
British AirwaysCheapestC$ 112AverageC$ 166FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Aer LingusCheapestC$ 202AverageC$ 218FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights

Fly with Cheapflights

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

How does Cheapflights help users find flights from London to Dublin?

When you search for this flight from London to Dublin, 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 Dublin?

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

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from London to Dublin flexibly with Cheapflights today.

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

Yes, Cheapflights offers price alerts on London to Dublin flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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