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Cheap flights from Dublin to London from C$ 30

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 17/3. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — LON
28 Feb — 7 Mar1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Dublin to London are usually found in January or September, booked 43 days in advance, depart on a Tuesday or Wednesday and return on a Thursday

Cheap flight deals from Dublin to London

Enter your travel dates to find the best prices.

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 29 January 2026.

Tue 24/27:35 p.m.
DUB
-
LGW
Nonstop1h 25m
Ryanair
Tue 3/31:25 p.m.
LGW
-
DUB
Nonstop1h 25m
Ryanair
Deal found 26/1C$ 62
Fri 13/31:00 p.m.
DUB
-
LGW
Nonstop1h 25m
Ryanair
Fri 20/39:35 p.m.
LGW
-
DUB
Nonstop1h 25m
Ryanair
Deal found 26/1C$ 88
Wed 18/29:25 a.m.
DUB
-
LGW
Nonstop1h 25m
Ryanair
Thu 26/22:55 p.m.
LGW
-
DUB
Nonstop1h 25m
Ryanair
Deal found 28/1C$ 103
Sat 28/28:40 p.m.
DUB
-
LHR
Nonstop1h 20m
British Airways
Wed 4/36:30 a.m.
LHR
-
DUB
Nonstop1h 25m
British Airways
Deal found 27/1C$ 136
Tue 3/38:40 p.m.
DUB
-
LHR
Nonstop1h 20m
British Airways
Tue 10/36:30 a.m.
LHR
-
DUB
Nonstop1h 25m
British Airways
Deal found 27/1C$ 137
Sat 28/25:55 p.m.
DUB
-
LHR
Nonstop1h 20m
British Airways
Sun 1/38:25 a.m.
LHR
-
DUB
Nonstop1h 25m
British Airways
Deal found 28/1C$ 138
Sat 2/56:45 p.m.
DUB
-
LHR
Nonstop1h 15m
British Airways
Mon 4/56:20 a.m.
LHR
-
DUB
Nonstop1h 25m
British Airways
Deal found 27/1C$ 144
Sat 25/46:45 p.m.
DUB
-
LHR
Nonstop1h 15m
British Airways
Sun 26/46:20 a.m.
LHR
-
DUB
Nonstop1h 25m
British Airways
Deal found 27/1C$ 145
Fri 24/48:10 p.m.
DUB
-
LHR
Nonstop1h 15m
British Airways
Sun 26/46:20 a.m.
LHR
-
DUB
Nonstop1h 25m
British Airways
Deal found 27/1C$ 147
Fri 17/48:10 p.m.
DUB
-
LHR
Nonstop1h 15m
British Airways
Sun 19/46:20 a.m.
LHR
-
DUB
Nonstop1h 25m
British Airways
Deal found 27/1C$ 148
Thu 23/410:30 a.m.
DUB
-
LHR
Nonstop1h 30m
British Airways
Sun 26/46:20 a.m.
LHR
-
DUB
Nonstop1h 25m
British Airways
Deal found 27/1C$ 149
Wed 25/210:20 a.m.
DUB
-
LHR
Nonstop1h 35m
British Airways
Wed 4/36:30 a.m.
LHR
-
DUB
Nonstop1h 25m
British Airways
Deal found 27/1C$ 151

Find 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 29 January 2026.

Round-trip from

C$ 62

One-way from

C$ 30

Popular in

April

Cheapest in

January

Average price

C$ 95

Good round-trip deal

C$ 149 or less

Good one-way deal

C$ 75 or less
Ryanair
  • Ryanair
  • 24/2-3/3
  • Nonstop
  • 2h 50m total
  • Dublin to London
Search Deals
Ryanair
  • Ryanair
  • 11/3
  • Nonstop
  • 1h 25m total
  • Dublin to London
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (C$ 13 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Dublin to London (LON).
Search Deals
Price to beat on a one-way flight from Dublin to London (LON).
Search Deals

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 629,999 searches. Data last updated 29 January 2026.
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

Tue 24/2

7:35 p.m.-9:00 p.m.

Nonstop1h 25m

London Gatwick

Tue 3/3

1:25 p.m.-2:50 p.m.

Nonstop1h 25m

C$ 62

DublinLondon

DUB - LGW

DUBLGW

Dublin

Fri 13/3

1:00 p.m.-2:25 p.m.

Nonstop1h 25m

London Gatwick

Fri 20/3

9:35 p.m.-11:00 p.m.

Nonstop1h 25m

C$ 88

DublinLondon

DUB - LGW

DUBLGW

Dublin

Wed 18/2

9:25 a.m.-10:50 a.m.

Nonstop1h 25m

London Gatwick

Thu 26/2

2:55 p.m.-4:20 p.m.

Nonstop1h 25m

C$ 103

DublinLondon

DUB - LHR

DUBLHR

Dublin

Mon 23/3

8:40 p.m.-10:00 p.m.

Nonstop1h 20m

London Heathrow

Wed 25/3

6:30 a.m.-7:55 a.m.

Nonstop1h 25m

C$ 136

DublinLondon

DUB - LHR

DUBLHR

Dublin

Sat 21/3

8:40 p.m.-10:00 p.m.

Nonstop1h 20m

London Heathrow

Wed 25/3

6:30 a.m.-7:55 a.m.

Nonstop1h 25m

C$ 137

DublinLondon

DUB - LHR

DUBLHR

Dublin

Sat 2/5

6:45 p.m.-8:00 p.m.

Nonstop1h 15m

London Heathrow

Mon 4/5

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

Nonstop1h 25m

C$ 144

DublinLondon

DUB - LHR

DUBLHR

Dublin

Fri 19/6

8:10 p.m.-9:25 p.m.

Nonstop1h 15m

London Heathrow

Sun 21/6

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

Nonstop1h 25m

C$ 147

DublinLondon

DUB - LHR

DUBLHR

Dublin

Tue 31/3

10:30 a.m.-12:00 p.m.

Nonstop1h 30m

London Heathrow

Wed 8/4

5:20 p.m.-6:50 p.m.

Nonstop1h 30m

C$ 153

DublinLondon

DUB - LHR

DUBLHR

Dublin

Thu 30/4

8:35 a.m.-10:10 a.m.

Nonstop1h 35m

London Heathrow

Fri 1/5

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

Nonstop1h 25m

C$ 153

DublinLondon

DUB - LHR

DUBLHR

Dublin

Wed 25/2

10:20 a.m.-11:55 a.m.

Nonstop1h 35m

London Heathrow

Fri 27/2

6:25 p.m.-7:50 p.m.

Nonstop1h 25m

C$ 157

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/1

Showing 1-10 of 44 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 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 23 January 2026.

The best time to book flights from Dublin to London is 43 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, February is the cheapest month in which you can book a flight from Dublin to London (average of C$ 46). Flying from Dublin to London in December is currently the most expensive (average of C$ 77). 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 29 January 2026.

It’s typically best to fly out from Dublin to London in the morning. Doing so could potentially save you 64% on the flight price compared to flying in the afternoon, which is usually more expensive.

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 29 November 2025.

Travelers seeking maximum savings on their Dublin to London flight should consider departing on Saturday evenings when fares are most often at their lowest. Sunday at noon 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 29 January 2026.

The most flights from DUB to LON are scheduled on a Thursday (102 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (46 on average).

How much does it cost to fly round-trip from Dublin to London?

How often are flights from Dublin to London delayed?

About 16% of weekly flights between Dublin and London have experienced delays in the past year, with the average delay time being 100 minutes.

What is the most punctual flight time for Dublin to London flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Dublin to London flights?

Over the past year, British Airways has had the lowest number of delays on this route, with just 14% of flights being delayed.

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 29 January 2026.
Read reviews from past customers who have flown Aer Lingus and Ryanair from Dublin to London. 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.
Aer Lingus
7.2
Good
1,443 reviews
Check prices

Crew

8.0

Boarding

7.4

Entertainment

6.9

Comfort

7.1

Overall

7.2

Food

6.6

Reviews

1 / 20
6.0
Good

Anonymous,Dec 2025

MAN - DUB

They did not list a gate until it was time to board.
Aer Lingus
7.2
Good
1,443 reviews
Aer Lingus
7.2
Good
1,443 reviews
Check prices

Crew

8.0

Boarding

7.4

Entertainment

6.9

Comfort

7.1

Overall

7.2

Food

6.6

Reviews

1 / 20
6.0
Good

Anonymous,Dec 2025

MAN - DUB

They did not list a gate until it was time to board.
Ryanair
6.9
Okay
5,255 reviews
Aer Lingus
7.2
Good
1,443 reviews
Check prices

Crew

8.0

Boarding

7.4

Entertainment

6.9

Comfort

7.1

Overall

7.2

Food

6.6

Reviews

1 / 20
6.0
Good

Anonymous,Dec 2025

MAN - DUB

They did not list a gate until it was time to board.

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?

    For a flight from Dublin to London, you will be flying from Dublin. Dublin (DUB) is just 9.2 km from the centre of the city. Dublin is the only Dublin airport and it handles 64 outbound flights to London per day. 3 airlines have flights to London from Dublin on a regular basis.

  • How long is the flight from Dublin to London?

    A quick flight from Dublin to London can take about 1h 20m. Ryanair provides one of the quickest options available for as low as C$ 136. Dublin and London are separated by a distance of 449 km. All flights are typically direct.

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

    Currently priced at C$ 56, Ryanair will fly you from Dublin to London and back. In addition to Ryanair, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from British Airways and Aer Lingus - these airlines can fly you to your destination from C$ 134 and C$ 261, respectively. Ryanair is currently priced 62% below the average price you’ll pay for this route.

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

    The cheapest airline one-way is Ryanair, with whom users have recently found tickets for as low as C$ 25. However, be on the lookout for offers from British Airways and Aer Lingus, as they are both options that can get you from Dublin to London for a low price.

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

    Consider Air Canada (84%), LATAM Airlines (81%) or Qatar Airways (72%) 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 C$ 958 for a flight from Dublin to London. The cheapest flight overall is C$ 71 while the most popular route, (Dublin - London Heathrow) is currently priced at C$ 567.

  • 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, February is the cheapest month in which you can book a flight from Dublin to London (average of C$ 46). Flying from Dublin to London in December is currently the most expensive (average of C$ 77). 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 London?

Book flights to London if you plan to visit one of these locations
Sutton
Twickenham
Gatwick
Slough
Marlow
Cobham
Milton Keynes
Romford
Bedford
Watford
Luton
High Wycombe
Hounslow

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Alternative routes for Dublin to London

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

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 629,999 searches. Data last updated 29 January 2026.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapestC$ 56AverageC$ 130FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
British AirwaysCheapestC$ 134AverageC$ 175FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Aer LingusCheapestC$ 261AverageC$ 282FlexibilityNo 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 Dublin to London?

Deals for Dublin to London flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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?

Yes, we can. To see specific flights from Dublin to London with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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