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$55+ Cheap flights from Heathrow (LHR) to Dublin (DUB)

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 6/12. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — DUB
ene. 22 — ene. 291
mié. 1/22
mié. 1/29
1 adult, Economy
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The best prices from London Heathrow to Dublin are usually found in February or January, booked 88 days in advance, depart on a Tuesday or Thursday and return on a Tuesday

Cheap flight deals from Heathrow to Dublin

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) 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 enero 17, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$76
(Mytrip)

One-way from

$55
(Mytrip)

Popular in

December

Cheapest in

February

Average price

$119
Provider with most accurate pricing for London Heathrow-Dublin flight deals.
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Provider most trusted by Cheapflights users for London Heathrow-Dublin flights.
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From London Heathrow to Dublin
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One-way flight from London Heathrow to Dublin
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High demand for flights, 0% potential price rise
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Best time to find cheap flights, 2% potential price drop
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Average for round-trip flights in January 2025
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Find flight deals from Heathrow to Dublin

Cheapest flights from Heathrow to Dublin
Explore the most affordable flight options available from Heathrow to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 17, 2025.

This Mytrip deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 5/176:15 amLHR - DUB
Nonstop1h 25mBritish Airways
vie. 8/1511:00 amDUB - LHR
Nonstop1h 30mBritish Airways
Deal found 1/15$76
This Booking.com deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 1/257:35 pmLHR - DUB
Nonstop1h 15mAer Lingus
dom. 1/266:40 amDUB - LHR
Nonstop1h 25mAer Lingus
Deal found 1/15$122
This Kiwi.com deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/208:55 pmLHR - DUB
1 stop3h 55mMultiple Airlines
mar. 9/238:35 amDUB - LHR
Nonstop1h 35mMultiple Airlines
Deal found 1/15$141
This KLM deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 3/285:50 pmLHR - DUB
1 stop4h 15mKLM
dom. 3/308:55 amDUB - LHR
1 stop4h 55mKLM
Deal found 1/15$181
This Vueling Global deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Vueling Global is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/123:05 pmLHR - DUB
1 stop17h 05mVueling
mar. 8/267:05 pmDUB - LHR
1 stop19h 10mVueling
Deal found 1/16$185
This Air France deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 1/253:00 pmLHR - DUB
1 stop7h 50mAir France
lun. 1/274:40 pmDUB - LHR
1 stop4h 45mAir France
Deal found 1/16$187
This Expedia deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 3/56:40 amLHR - DUB
1 stop5h 00mScandinavian Airlines
dom. 3/910:10 amDUB - LHR
1 stop5h 50mScandinavian Airlines
Deal found 1/15$212
This SWISS deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 1/238:05 pmLHR - DUB
1 stop15h 50mSWISS
mié. 1/296:40 pmDUB - LHR
1 stop13h 25mSWISS
Deal found 1/14$218
This Lufthansa deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 5/67:25 amLHR - DUB
1 stop9h 30mLufthansa
sáb. 5/1010:40 amDUB - LHR
1 stop7h 45mLufthansa
Deal found 1/15$229

Find flights from Heathrow to Dublin within your budget

Customize your flight search to find flights from Heathrow 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 2,558,603 searches. Data last updated enero 17, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

LondonDublin

LHR - DUB

LHRDUB

London Heathrow

sáb. 5/17

6:15 am-7:40 am

Nonstop1h 25m

Dublin

vie. 8/15

11:00 am-12:30 pm

Nonstop1h 30m

$76

LondonDublin

LHR - DUB

LHRDUB

London Heathrow

dom. 2/2

7:50 am-9:10 am

Nonstop1h 20m

Dublin

dom. 2/9

10:00 am-11:25 am

Nonstop1h 25m

$123

LondonDublin

LHR - DUB

LHRDUB

London Heathrow

jue. 1/30

3:15 pm-11:35 pm

1 stop8h 20m

Dublin

sáb. 2/1

5:30 pm-6:55 pm

Nonstop1h 25m

$133

LondonDublin

LHR - DUB

LHRDUB

London Heathrow

vie. 1/31

8:40 am-12:40 pm

1 stop4h 00m

Dublin

dom. 2/2

5:55 am-10:45 am

1 stop4h 50m

$179

LondonDublin

LHR - DUB

LHRDUB

London Heathrow

mié. 2/26

7:00 am-2:20 pm

1 stop7h 20m

Dublin

mié. 3/5

6:40 pm-5:50 pm

1 stop23h 10m

$209

LondonDublin

LHR - DUB

LHRDUB

London Heathrow

mié. 3/5

6:40 am-11:40 am

1 stop5h 00m

Dublin

dom. 3/9

10:10 am-4:00 pm

1 stop5h 50m

$212

LondonDublin

LHR - DUB

LHRDUB

London Heathrow

mar. 5/6

7:25 am-4:55 pm

1 stop9h 30m

Dublin

sáb. 5/10

10:40 am-6:25 pm

1 stop7h 45m

$229

LondonDublin

LHR - DUB

LHRDUB

London Heathrow

jue. 6/12

6:20 am-7:45 am

Nonstop1h 25m

$55

LondonDublin

LHR - DUB

LHRDUB

London Heathrow

sáb. 3/15

7:35 pm-8:50 pm

Nonstop1h 15m

$63

LondonDublin

LHR - DUB

LHRDUB

London Heathrow

mié. 2/12

3:15 pm-7:55 am

1 stop16h 40m

$65

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/16

Showing 1-10 of 19 results
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Compare providers for flights from Heathrow to Dublin

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Heathrow to Dublin in January.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy2 starsTrust Score*3 stars
OneTravelPrice Accuracy2 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
GotogatePrice Accuracy2 starsTrust Score*2 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on London Heathrow Airport-Dublin flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on London Heathrow Airport-Dublin flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London Heathrow Airport-Dublin flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on London Heathrow Airport-Dublin flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for London Heathrow Airport-Dublin flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Heathrow to Dublin

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

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

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

Use this chart to determine the optimal time to book a round-trip flight from Heathrow to Dublin. Price data was last updated on January 10, 2025.

Booking 88 days in advance of your planned departure date is, on average, the best time to get cheap flights from London Heathrow Airport 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 Heathrow Airport to Dublin?

Currently, November is the cheapest month in which you can book a flight from London Heathrow Airport to Dublin (average of $509). Flying from London Heathrow Airport to Dublin in June is currently the most expensive (average of $1,016). 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 LHR to DUB?

Find hourly flight availability from Heathrow 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 enero 17, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 19% on flights from London Heathrow Airport to Dublin by exploring options for tickets in the evening.

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

Use this chart to determine the cheapest time to fly round-trip from Heathrow to Dublin. Price data was last updated on December 16, 2024.

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

Weekly flight availability from London Heathrow Airport to Dublin

Explore weekly flight availability from Heathrow 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 enero 17, 2025.

The most flights from LHR to DUB are scheduled on a Thursday (64 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (36 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 1.9 - 3.1 inches per month. October is typically the wettest month, when rainfall can reach 3.1 in. February is typically the driest time to visit Dublin when rainfall is around 1.9 in.

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 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

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 enero 17, 2025.
Peruse reviews from past customers who have flown with Aer Lingus, British Airways and SWISS from London to Dublin to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,339 reviews

Entertainment

7.2

Comfort

7.7

Overall

7.8

Boarding

7.8

Crew

8.4

Food

7.3

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

KLM
7.8
Good
1,339 reviews
KLM
7.8
Good
1,339 reviews

Entertainment

7.2

Comfort

7.7

Overall

7.8

Boarding

7.8

Crew

8.4

Food

7.3

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Finnair
7.6
Good
1,285 reviews
KLM
7.8
Good
1,339 reviews

Entertainment

7.2

Comfort

7.7

Overall

7.8

Boarding

7.8

Crew

8.4

Food

7.3

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Austrian Airlines
7.6
Good
786 reviews
KLM
7.8
Good
1,339 reviews

Entertainment

7.2

Comfort

7.7

Overall

7.8

Boarding

7.8

Crew

8.4

Food

7.3

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

SWISS
7.5
Good
1,598 reviews
KLM
7.8
Good
1,339 reviews

Entertainment

7.2

Comfort

7.7

Overall

7.8

Boarding

7.8

Crew

8.4

Food

7.3

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Scandinavian Airlines
7.3
Good
1,308 reviews
KLM
7.8
Good
1,339 reviews

Entertainment

7.2

Comfort

7.7

Overall

7.8

Boarding

7.8

Crew

8.4

Food

7.3

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Related info for your journey

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

    Located just 5.7 mi from the city center, Dublin is the airport most travelers will use when flying to Dublin from London Heathrow. Booking flights from London Heathrow to Dublin (DUB) should be relatively easy as there are 45 daily inbound flights from London Heathrow from 3 different airlines.

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

    Flying on British Airways is currently your cheapest option to Dublin, with prices starting at $76. Additional round-trip tickets that might be worth considering are offered by Aer Lingus and KLM, with the lowest prices starting at $123 and $179, respectively. British Airways is 48% cheaper than the average price of flights available within the next 90 days to this destination.

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

    One-way options have recently been found by users for as low as $55 on British Airways. Other airlines that offer cheap prices include Aer Lingus from $63 and Vueling from $65 one-way.

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

    No one likes to see their flight delayed. When booking a flight from London Heathrow Airport to Dublin consider choosing Qatar Airways (62%), Aer Lingus (62%) or British Airways (62%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from London Heathrow Airport to Dublin?

    On average you can expect to pay $1,052 for a flight from London Heathrow Airport to Dublin. The cheapest flight overall is $85 while the most popular route, (London Heathrow - Dublin) is currently priced at $100.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow 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 Heathrow Airport to Dublin?

    Currently, November is the cheapest month in which you can book a flight from London Heathrow Airport to Dublin (average of $509). Flying from London Heathrow Airport to Dublin in June is currently the most expensive (average of $1,016). 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

Traveling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Maynooth
Swords
Wicklow
Leixlip

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Alternative routes for Heathrow to Dublin

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

Top 3 airlines flying from Heathrow to Dublin

Discover the top 3 airlines that operate flights from Heathrow 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 2,558,603 searches. Data last updated enero 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest$39Average$63FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$78Average$154FlexibilityNo cancel feeOn-time70%
Aer LingusCheapest$132Average$178FlexibilityNo cancel feeOn-timeN/A
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