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Cheap flights from Dublin to London from £20

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 6/5. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — LON
22 Jan — 29 Jan1
1 adult

The best prices from Dublin to London are usually found in November or January, booked 74 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

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 17 January 2025.

Round-trip from

£43

One-way from

£20

Popular in

May

Cheapest in

November

Average price

£70
Ryanair
  • Ryanair
  • 31/1-3/2
  • Nonstop
  • 2h 30m total
  • Dublin to London
Ryanair
  • Ryanair
  • 6/5
  • Nonstop
  • 1h 10m total
  • Dublin to London
High demand for flights, 14% potential price rise
Best time to find cheap flights, 3% potential price drop
Average for round-trip flights in January 2025

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 17 January 2025.

Fri 31/107:30DUB - LTN
Nonstop1h 15mRyanair
Mon 3/205:55LTN - DUB
Nonstop1h 15mRyanair
Deal found 16/1£43
Mon 24/208:15DUB - STN
Nonstop1h 20mRyanair
Mon 24/217:00STN - DUB
Nonstop1h 20mRyanair
Deal found 16/1£43
Fri 2/506:30DUB - STN
Nonstop1h 20mRyanair
Mon 5/506:25STN - DUB
Nonstop1h 20mRyanair
Deal found 15/1£43
Fri 17/107:00DUB - LGW
Nonstop1h 30mRyanair
Mon 20/114:50LGW - DUB
Nonstop1h 20mRyanair
Deal found 16/1£43
Fri 31/122:50DUB - STN
Nonstop1h 20mMultiple Airlines
Mon 3/206:30STN - DUB
Nonstop1h 20mMultiple Airlines
Deal found 15/1£57
Mon 24/216:00DUB - LHR
Nonstop1h 25mBritish Airways
Wed 26/218:15LHR - DUB
Nonstop1h 20mBritish Airways
Deal found 16/1£66
Tue 11/208:55DUB - LHR
Nonstop1h 25mAer Lingus
Fri 21/220:45LHR - DUB
Nonstop1h 20mAer Lingus
Deal found 16/1£75
Wed 22/105:45DUB - LGW
1 stop7h 15mMultiple Airlines
Thu 23/108:50LGW - DUB
Nonstop1h 20mMultiple Airlines
Deal found 17/1£86
Sat 18/107:20DUB - LTN
1 stop10h 05mMultiple Airlines
Sat 18/120:35LTN - DUB
Nonstop1h 15mMultiple Airlines
Deal found 17/1£91
Tue 25/220:10DUB - LCY
Nonstop1h 30mBritish Airways
Thu 27/206:50LCY - DUB
Nonstop1h 25mBritish Airways
Deal found 17/1£97
Thu 9/1008:35DUB - LHR
Nonstop1h 35mMultiple Airlines
Tue 21/1007:40LHR - DUB
Nonstop1h 20mMultiple Airlines
Deal found 15/1£108
Fri 16/518:35DUB - LGW
1 stop23h 25mNorwegian
Tue 20/520:45LGW - DUB
1 stop11h 30mNorwegian
Deal found 16/1£131

Find flights from Dublin to London within your budget

Customise 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 858,174 searches. Data last updated 17 January 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

DublinLondon

DUB - LTN

DUBLTN

Dublin

Fri 31/1

07:30-08:45

Nonstop1h 15m

London Luton

Mon 3/2

05:55-07:10

Nonstop1h 15m

£43

DublinLondon

DUB - STN

DUBSTN

Dublin

Mon 24/2

08:15-09:35

Nonstop1h 20m

London Stansted

Mon 24/2

17:00-18:20

Nonstop1h 20m

£43

DublinLondon

DUB - STN

DUBSTN

Dublin

Fri 2/5

06:30-07:50

Nonstop1h 20m

London Stansted

Sun 4/5

08:15-09:35

Nonstop1h 20m

£43

DublinLondon

DUB - LGW

DUBLGW

Dublin

Mon 3/2

06:55-08:25

Nonstop1h 30m

London Gatwick

Tue 4/2

09:40-11:00

Nonstop1h 20m

£43

DublinLondon

DUB - STN

DUBSTN

Dublin

Sat 1/2

18:50-20:10

Nonstop1h 20m

London Stansted

Mon 3/2

06:30-07:50

Nonstop1h 20m

£49

DublinLondon

DUB - LHR

DUBLHR

Dublin

Mon 24/2

16:00-17:25

Nonstop1h 25m

London Heathrow

Wed 26/2

18:15-19:35

Nonstop1h 20m

£66

DublinLondon

DUB - LHR

DUBLHR

Dublin

Fri 14/2

19:45-21:05

Nonstop1h 20m

London Heathrow

Fri 21/2

20:45-22:05

Nonstop1h 20m

£74

DublinLondon

DUB - LTN

DUBLTN

Dublin

Wed 5/2

08:30-09:45

Nonstop1h 15m

London Luton

Wed 26/2

15:25-00:25

1 stop9h 00m

£89

DublinLondon

DUB - LGW

DUBLGW

Dublin

Sun 2/3

06:30-08:00

Nonstop1h 30m

London Gatwick

Sun 9/3

08:00-12:20

1 stop4h 20m

£90

DublinLondon

DUB - LHR

DUBLHR

Dublin

Sat 8/2

20:35-21:55

Nonstop1h 20m

London Heathrow

Mon 24/2

20:50-07:30

1 stop10h 40m

£94

Flights are sorted by cheapest return flights first.

Deals found on 16/1

Showing 1-10 of 55 results
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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 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 Dublin to London

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

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

Use this chart to determine the optimal time to book a return flight from Dublin to London. Price data was last updated on 10 January 2025.

To ensure you get the cheapest price possible for a flight from Dublin to London, you should look to book at least 74 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, January is the cheapest month in which you can book a flight from Dublin to London (average of £112). Flying from Dublin to London in August is currently the most expensive (average of £161). 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 17 January 2025.

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

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

Use this chart to determine the cheapest time to fly return from Dublin to London. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their Dublin to London flight should consider departing on Sunday evenings when fares are most often at their lowest. Wednesday at midday 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 17 January 2025.

The most flights from DUB to LON are scheduled on a Friday (110 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (47 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 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

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 17 January 2025.
See what other customers who have flown with Air France, Vueling and Aer Lingus from Dublin to London have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very Good
3,351 reviews

Entertainment

8.2

Overall

8.1

Crew

8.3

Comfort

8.0

Boarding

8.1

Food

7.9

Reviews

1 / 10

Worst experience. The staff at the airport were unprofessional, uncourtious, disrespectful and straight up discriminating. I will never travel via emirates again. And the flight was delayed too.

8.1
Very Good
3,351 reviews
8.1
Very Good
3,351 reviews

Entertainment

8.2

Overall

8.1

Crew

8.3

Comfort

8.0

Boarding

8.1

Food

7.9

Reviews

1 / 10

Worst experience. The staff at the airport were unprofessional, uncourtious, disrespectful and straight up discriminating. I will never travel via emirates again. And the flight was delayed too.

7.8
Good
1,339 reviews
8.1
Very Good
3,351 reviews

Entertainment

8.2

Overall

8.1

Crew

8.3

Comfort

8.0

Boarding

8.1

Food

7.9

Reviews

1 / 10

Worst experience. The staff at the airport were unprofessional, uncourtious, disrespectful and straight up discriminating. I will never travel via emirates again. And the flight was delayed too.

7.7
Good
249 reviews
8.1
Very Good
3,351 reviews

Entertainment

8.2

Overall

8.1

Crew

8.3

Comfort

8.0

Boarding

8.1

Food

7.9

Reviews

1 / 10

Worst experience. The staff at the airport were unprofessional, uncourtious, disrespectful and straight up discriminating. I will never travel via emirates again. And the flight was delayed too.

7.6
Good
786 reviews
8.1
Very Good
3,351 reviews

Entertainment

8.2

Overall

8.1

Crew

8.3

Comfort

8.0

Boarding

8.1

Food

7.9

Reviews

1 / 10

Worst experience. The staff at the airport were unprofessional, uncourtious, disrespectful and straight up discriminating. I will never travel via emirates again. And the flight was delayed too.

7.5
Good
1,598 reviews
8.1
Very Good
3,351 reviews

Entertainment

8.2

Overall

8.1

Crew

8.3

Comfort

8.0

Boarding

8.1

Food

7.9

Reviews

1 / 10

Worst experience. The staff at the airport were unprofessional, uncourtious, disrespectful and straight up discriminating. I will never travel via emirates again. And the flight was delayed too.

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) is the airport you will fly out of if you book a flight from Dublin to London. You should not have trouble finding flights to London from Dublin; the airport handles an average of 73 outbound flights to London per day. You should also have plenty of airline options to choose from since 3 airlines have flights from the Dublin airport to London. It is only a 5.7 mi journey to Dublin (DUB) from Dublin’s city center.

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

    Cheapflights users have booked flights from Dublin to London round-trip from £43. Other airlines that can offer you cheap pricing are Ryanair, from £43, and British Airways, from £66. These flights start at 55% lower than the current average price 3 months from now.

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

    The cheapet airlines for a one-way flight from Dublin to London are Ryanair (£20), British Airways (£29), and Aer Lingus (£35).

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

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

    Before booking your flight to London from Dublin, check out the most reliable airlines to get you to your destination on time: LATAM Airlines (60%), Kenya Airways (56%), Qatar Airways( 54%).

  • What are the cheapest flights from Dublin to London?

    Looking at all options, your cheapest flight can be booked for £52. While the most popular route (Dublin - London Heathrow) can be booked for £65 on average our data indicates £1,061 when flying from Dublin to London.

  • 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 holiday 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, January is the cheapest month in which you can book a flight from Dublin to London (average of £112). Flying from Dublin to London in August is currently the most expensive (average of £161). 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
Deal
Hounslow
Gatwick
Milton Keynes
Croydon
Luton
Slough
Ilford
Hayes
Eastbourne
Maidstone
Winchester
Southend-on-Sea
Wembley
Ipswich
Watford
Crawley
Southall
Stansted
High Wycombe

Browse thousands of different options on Cheapflights for your next trip

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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 858,174 searches. Data last updated 17 January 2025.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£32Average£76FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
British AirwaysCheapest£55Average£112FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Aer LingusCheapest£67Average£125FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus 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 Dublin to London?

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Dublin to London.

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

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to London from Dublin today and book when prices fit your budget.

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