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$21+ Cheap flights from Dublin (DUB) to London (LON)

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 5/17. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — LON
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

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Cheapflights Tip: The best prices from Dublin to London are usually found in January or November, booked 72 days in advance, depart on a Saturday or Sunday and return on a Monday

Cheap flight deals from Dublin to London

Discover tips and strategies to find the most affordable flight options for your journey from Dublin (DUB) to London (LON). 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 May 1, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$50
(Expedia)

One-way from

$24
(Ryanair)

Popular in

May

Cheapest in

January

Average price

$141

Good round-trip deal

$49 or less

Good one-way deal

$27 or less
Provider with most accurate pricing for Dublin-London (LON) flight deals.
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Provider most trusted by Cheapflights users for Dublin-London (LON) flights.
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From Dublin to London (LON)
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One-way flight from Dublin to London (LON)
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Highest demand for flights based on searches. 16% potential increase in price ($22 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($3 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Price to beat on a round-trip flight from Dublin to London (LON).
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Price to beat on a one-way flight from Dublin to London (LON).
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Find flight deals from Dublin to London

Cheapest flights from Dublin to London
Explore the most affordable flight options available from Dublin to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This Ryanair deal was found by Cheapflights users on 4/30. 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 Ryanair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/87:50 amDUB - LGW
Nonstop1h 30mRyanair
Sun 5/118:55 amLGW - DUB
Nonstop1h 25mRyanair
Deal found 4/30$48
This British Airways deal was found by Cheapflights users on 4/30. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/88:30 pmDUB - LHR
Nonstop1h 20mBritish Airways
Wed 12/108:15 amLHR - DUB
Nonstop1h 25mBritish Airways
Deal found 4/30$93
This Mytrip deal was found by Cheapflights users on 4/29. 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.
Mon 5/129:30 pmDUB - LGW
1 stop14h 45mMultiple Airlines
Thu 5/159:30 pmLGW - DUB
Nonstop1h 25mMultiple Airlines
Deal found 4/29$122
This Aer Lingus deal was found by Cheapflights users on 4/29. 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 Aer Lingus is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/146:00 pmDUB - LHR
Nonstop1h 25mAer Lingus
Mon 6/169:10 pmLHR - DUB
Nonstop1h 20mAer Lingus
Deal found 4/29$126
This Vueling Global deal was found by Cheapflights users on 4/29. 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.
Tue 5/137:30 pmDUB - LGW
1 stop11h 30mVueling
Wed 5/147:50 pmLGW - DUB
1 stop11h 45mVueling
Deal found 4/29$132
This Kiwi.com deal was found by Cheapflights users on 4/29. 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.
Sat 5/246:00 pmDUB - LHR
Nonstop1h 25mMultiple Airlines
Sat 5/316:15 amLHR - DUB
Nonstop1h 25mMultiple Airlines
Deal found 4/29$136
This Vueling Global deal was found by Cheapflights users on 4/29. 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.
Thu 6/58:20 amDUB - LHR
1 stop5h 55mVueling
Wed 6/253:05 pmLHR - DUB
1 stop16h 30mVueling
Deal found 4/29$188
This Scandinavian Airlines deal was found by Cheapflights users on 4/29. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/188:05 pmDUB - LHR
1 stop12h 50mScandinavian Airlines
Tue 10/216:40 amLHR - DUB
1 stop5h 10mScandinavian Airlines
Deal found 4/29$197
This Gotogate deal was found by Cheapflights users on 4/29. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/121:15 pmDUB - LGW
1 stop20h 00mNorwegian
Thu 5/158:45 pmLGW - DUB
1 stop15h 50mNorwegian
Deal found 4/29$202
This KLM deal was found by Cheapflights users on 4/28. 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.
Tue 11/48:50 amDUB - LHR
1 stop7h 15mKLM
Tue 11/1811:45 amLHR - DUB
1 stop4h 55mKLM
Deal found 4/28$209
This SWISS deal was found by Cheapflights users on 4/30. 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.
Wed 11/126:40 pmDUB - LHR
1 stop23h 10mSWISS
Sat 11/155:10 pmLHR - DUB
1 stop19h 20mSWISS
Deal found 4/30$221
This Travelocity deal was found by Cheapflights users on 4/30. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/206:40 pmDUB - LGW
1 stop23h 10mSWISS
Wed 11/266:45 pmLGW - DUB
1 stop17h 20mSWISS
Deal found 4/30$233

Cheapflights Fare Finder

Customize your flight search to find flights from Dublin to London 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 May 1, 2025.
Use the filters below to find and compare flights from Dublin to London that are best for you.

Fly from

Dublin

Fly to

London

Route

Depart

Return

Price

DublinLondon

DUB - LGW

DUBLGW

Dublin

Sat 5/10

5:25 pm-6:55 pm

Nonstop1h 30m

London Gatwick

Sat 5/10

9:30 pm-10:55 pm

Nonstop1h 25m

$49

DublinLondon

DUB - LHR

DUBLHR

Dublin

Tue 9/23

10:25 am-12:00 pm

Nonstop1h 35m

London Heathrow

Sat 9/27

6:15 am-7:40 am

Nonstop1h 25m

$98

DublinLondon

DUB - LGW

DUBLGW

Dublin

Mon 5/12

9:30 pm-12:15 pm

1 stop14h 45m

London Gatwick

Thu 5/15

9:30 pm-10:55 pm

Nonstop1h 25m

$122

DublinLondon

DUB - LHR

DUBLHR

Dublin

Sat 6/14

6:00 pm-7:25 pm

Nonstop1h 25m

London Heathrow

Mon 6/16

9:10 pm-10:30 pm

Nonstop1h 20m

$126

DublinLondon

DUB - LGW

DUBLGW

Dublin

Tue 5/13

7:30 pm-7:00 am

1 stop11h 30m

London Gatwick

Wed 5/14

7:50 pm-7:35 am

1 stop11h 45m

$132

DublinLondon

DUB - LHR

DUBLHR

Dublin

Sat 5/24

6:00 pm-7:25 pm

Nonstop1h 25m

London Heathrow

Sat 5/31

6:15 am-7:40 am

Nonstop1h 25m

$136

DublinLondon

DUB - LHR

DUBLHR

Dublin

Thu 6/5

8:20 am-2:15 pm

1 stop5h 55m

London Heathrow

Wed 6/25

3:05 pm-7:35 am

1 stop16h 30m

$182

DublinLondon

DUB - LHR

DUBLHR

Dublin

Sat 10/18

8:05 pm-8:55 am

1 stop12h 50m

London Heathrow

Tue 10/21

6:40 am-11:50 am

1 stop5h 10m

$197

DublinLondon

DUB - LGW

DUBLGW

Dublin

Mon 5/12

1:15 pm-9:15 am

1 stop20h 00m

London Gatwick

Thu 5/15

8:45 pm-12:35 pm

1 stop15h 50m

$202

DublinLondon

DUB - LHR

DUBLHR

Dublin

Thu 5/22

5:55 am-10:45 am

1 stop4h 50m

London Heathrow

Sun 6/1

6:30 am-12:35 pm

1 stop6h 05m

$218

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 30 results
1
2
3

Compare providers for flights from Dublin to London

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 Dublin to London in May.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
OneTravelPrice Accuracy2 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 Dublin-London flights, users find the pricing of Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on Dublin-London flight deals on Cheapflights vs. Mytrip >95% of the time. Price accuracy is based on data collected from Dublin-London flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Dublin-London flights, Cheapflights users trust Mytrip the most. Mytrip 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 Dublin-London flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

The best insider tips for Dublin to London flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Dublin to London trip
Airlines
Ryanair

Ryanair offers priority boarding with Regular fare, including a 10kg carry-on and seat selection.


Ryanair's Flexi Plus includes priority boarding, seat selection, and security fast track, but not checked bags.

Read more about Ryanairby Yulia Denisyuk
British Airways

BA's Cityflyer from London City offers a 2-by-2 configuration, avoiding middle seats for comfort.


BA's Executive Club offers free seat selection for oneworld Sapphire or Emerald members, even in economy.

Read more about British Airwaysby Gabriel Leigh
Our travel experts
Yulia Denisyuk

Yulia Denisyuk

Expert on Ryanair

Yulia Denisyuk

Yulia Denisyuk

Yulia is a freelance journalist who’s dispatched from 90+ countries. Her work focuses on cultures, adventure trips and air travel, appearing in NatGeo, NYT, CNTraveler, and more. For past assignments, she’s stayed with nomads in Mongolia and learned the art of Imigongo in Rwanda. She’s based in Chicago; in winter she often questions that decision.

Read more
Gabriel Leigh

Gabriel Leigh

Expert on British Airways

Gabriel Leigh

Gabriel Leigh

Gabriel is a writer and video creator. As senior content producer for Flightradar24 and Monocle’s transport correspondent, he keeps a close eye on aviation in particular. He has also written travel articles for the likes of The New York Times. Born in New York but raised around the world, he now lives in Sweden. He’s been to 75 countries, flying 2.3 million miles on 113 airlines and through 234 airports in the process.

Read more

Best time to book a flight from Dublin to London

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

Cheapflights Insights

Everything you need to know about your flight from Dublin to London

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

Use this chart to determine the optimal time to book a round-trip flight from Dublin to London. Price data was last updated on April 25, 2025.

To ensure you get the cheapest price possible for a flight from Dublin to London, you should look to book at least 69 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, November is the cheapest month in which you can book a flight from Dublin to London (average of $661). Flying from Dublin to London in June is currently the most expensive (average of $1,103). 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 DUB to LON?

Find hourly flight availability from Dublin to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 1, 2025.

When flying from Dublin to London, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 47% versus a flight in the afternoon.

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

Use this chart to determine the cheapest time to fly round-trip from Dublin to London. Price data was last updated on March 30, 2025.

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

Weekly flight availability from Dublin to London

Explore weekly flight availability from Dublin to London. 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 May 1, 2025.

The most flights from DUB to LON are scheduled on a Wednesday (111 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (44 on average).

Rainfall in London by month

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

In terms of precipitation, rainfall in London ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London when rainfall is around 1.6 in.

Temperature in London by month

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

If weather is an important factor for your trip to London, 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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated May 1, 2025.
See what other customers who have flown with Aegean Airlines, KLM and Norwegian from Dublin to London have to say. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Aegean Airlines
8.1
Very good
739 reviews

Overall

8.1

Entertainment

6.9

Crew

8.6

Boarding

7.8

Food

7.3

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
739 reviews
Aegean Airlines
8.1
Very good
739 reviews

Overall

8.1

Entertainment

6.9

Crew

8.6

Boarding

7.8

Food

7.3

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
1,334 reviews
Aegean Airlines
8.1
Very good
739 reviews

Overall

8.1

Entertainment

6.9

Crew

8.6

Boarding

7.8

Food

7.3

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
227 reviews
Aegean Airlines
8.1
Very good
739 reviews

Overall

8.1

Entertainment

6.9

Crew

8.6

Boarding

7.8

Food

7.3

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
LOT
7.6
Good
1,069 reviews
Aegean Airlines
8.1
Very good
739 reviews

Overall

8.1

Entertainment

6.9

Crew

8.6

Boarding

7.8

Food

7.3

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
781 reviews
Aegean Airlines
8.1
Very good
739 reviews

Overall

8.1

Entertainment

6.9

Crew

8.6

Boarding

7.8

Food

7.3

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 Dublin to London. 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 from for flights from Dublin to London?

    Dublin (DUB), located 5.7 mi from the city center, is the airport you fly out of when you book flights from Dublin to London. 3 airlines have flights from Dublin to London on a regular basis. Booking flights from Dublin to London should not be difficult; the airport handles an average of 81 outbound flights to London per day.

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

    According to our current data, Ryanair ($50), British Airways ($98), and Aer Lingus ($127) offers the cheapest pricing from Dublin to London. Ryanair is priced at 55% lower than the current average price of a flight leaving 3 months from now.

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

    $24 is the cheapest one-way deal found within the past few days, from Ryanair. You may also be able to find cheap deals on British Airways and Vueling, with prices starting from $40 and $61, respectively.

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

    Consider Aer Lingus (82%), Air Canada (82%) or British Airways (82%) when booking your flight. These represent the most reliable airlines when flying from Dublin to London.

  • What are the cheapest flights from Dublin to London?

    On average you can expect to pay $1,165 for a flight from Dublin to London. The cheapest flight overall is $56 while the most popular route, (Dublin - London Gatwick) is currently priced at $38.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Dublin to London (average of $661). Flying from Dublin to London in June is currently the most expensive (average of $1,103). 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 Dublin?

Book flights to Dublin if you plan to visit one of these locations
Hayes
Hounslow
Thornton Heath
Luton
Horley
Canterbury
Harrow
Wembley
Dover
Gatwick
Orpington
Watford
Croydon
Borehamwood
Folkestone
Ilford
Aylesbury
Sutton
Chelmsford
Brentwood

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Top 3 airlines flying from Dublin to London

Discover the top 3 airlines that operate flights from Dublin to London. 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest$35Average$81FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$86Average$160FlexibilityNo cancel feeOn-time70%
Aer LingusCheapest$116Average$175FlexibilityNo cancel feeOn-timeN/A

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