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

Generally, flights departing at night tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

How many flights depart from Dublin to London Heathrow Airport on average per day?

As of November 2025, 55 flights take off from Dublin and land in London Heathrow Airport each day. The most common flight departure time for this route is 10:00, with 40% of daily flights taking off in the afternoon.

How many flights depart from Dublin to London Heathrow Airport on average per week?

389 flights are operational weekly from Dublin to London Heathrow Airport as of November 2025. The most popular departure day for this route is Mon, with 17% of flights per week taking off on this day.

What is the cheapest airline that flies from Dublin to London Heathrow?

British Airways, Aer Lingus, and Scandinavian Airlines are the most popular carriers operating from Dublin to London Heathrow

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

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

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

According to our data, Air France have had the fewest delays on this route over the last 12 months, with no flights being classified as delayed.

How often are flights from Dublin to London delayed?

Historically, on average around 18% of flights between Dublin and London have experienced a delay on any given week. The average delay length over the past 12 months has been 98 minutes.

When did momondo last update prices for flights from Dublin Airport to London Heathrow Airport?

Prices for flights from Dublin Airport to London Heathrow Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Dublin Airport to London Heathrow Airport?

There is 1 operator available for flights from Dublin Airport to London Heathrow Airport as of November 2025.

How old do you have to be to fly from Dublin Airport to London Heathrow Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Dublin Airport to London Heathrow Airport.

What documentation or ID do you need to fly to London Heathrow Airport?

The necessary travel and health documents for your London Heathrow Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$69 Cheap Flights from Dublin to London Heathrow Airport in 2025/26

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16:05 - 17:30DUB-LHR

1h 25mdirect

11:05 - 12:35LHR-DUB

1h 30mdirect

$141British Airways

Find Deal

Sat, 13 Dec - Tue, 16 Dec

20:40 - 22:00DUB-LHR

1h 20mdirect

18:15 - 19:40LHR-DUB

1h 25mdirect

$142British Airways

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Sat, 17 Jan - Mon, 19 Jan

20:40 - 22:00DUB-LHR

1h 20mdirect

06:30 - 07:55LHR-DUB

1h 25mdirect

$144British Airways

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Sat, 13 Dec - Mon, 15 Dec

15:10 - 16:35DUB-LHR

1h 25mdirect

08:25 - 09:50LHR-DUB

1h 25mdirect

$145British Airways

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Sat, 13 Dec - Sun, 14 Dec

20:35 - 21:55DUB-LHR

1h 20mdirect

12:45 - 14:15LHR-DUB

1h 30mdirect

$147British Airways

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Fri, 30 Jan - Sun, 1 Feb

10:45 - 12:20DUB-LHR

1h 35mdirect

12:50 - 14:20LHR-DUB

1h 30mdirect

$150British Airways

Find Deal

Sun, 18 Jan - Wed, 21 Jan

10:45 - 12:20DUB-LHR

1h 35mdirect

06:30 - 07:55LHR-DUB

1h 25mdirect

$153British Airways

Find Deal

Sun, 14 Dec - Mon, 15 Dec

13:10 - 14:35DUB-LHR

1h 25mdirect

06:30 - 07:55LHR-DUB

1h 25mdirect

$156British Airways

Find Deal

Wed, 3 Dec - Sat, 6 Dec

13:10 - 14:35DUB-LHR

1h 25mdirect

18:25 - 19:50LHR-DUB

1h 25mdirect

$160British Airways

Find Deal

Sat, 24 Jan - Sat, 24 Jan

10:55 - 12:30DUB-LHR

1h 35mdirect

18:15 - 19:40LHR-DUB

1h 25mdirect

$165British Airways

Find Deal

Tue, 2 Dec - Tue, 9 Dec

British Airways flights from Dublin to London Heathrow Airport

Our best British Airways deals on Dublin to London Heathrow Airport flight tickets

British Airways

13 Dec

DUB16:05Dublin

1h 25m

LHR17:30London Heathrow

16 Dec

LHR11:05London Heathrow

1h 30m

DUB12:35Dublin

$141

Find similar

British Airways

17 Jan

DUB20:40Dublin

1h 20m

LHR22:00London Heathrow

19 Jan

LHR18:15London Heathrow

1h 25m

DUB19:40Dublin

$142

Find similar

British Airways

13 Dec

DUB20:40Dublin

1h 20m

LHR22:00London Heathrow

15 Dec

LHR06:30London Heathrow

1h 25m

DUB07:55Dublin

$144

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KLM flights from Dublin to London Heathrow Airport

Our best KLM deals on Dublin to London Heathrow Airport flight tickets

KLM

12 Nov

DUB05:55Dublin

4h 50m

1 stop

LHR10:45London Heathrow

16 Nov

LHR08:40London Heathrow

4h 00m

1 stop

DUB12:40Dublin

$339

Find similar

KLM

12 Nov

DUB05:55Dublin

4h 50m

1 stop

LHR10:45London Heathrow

27 Nov

LHR17:50London Heathrow

4h 20m

1 stop

DUB22:10Dublin

$342

Find similar

KLM

13 Nov

DUB08:50Dublin

7h 15m

1 stop

LHR16:05London Heathrow

17 Nov

LHR17:50London Heathrow

4h 20m

1 stop

DUB22:10Dublin

$344

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momondo Fare Finder

Use the filters below to find and compare flights from Dublin to London Heathrow Airport that are best for you.

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Depart

Return

Price

DublinLondon

DUB - LHR

DUBLHR

Dublin

Sat 13/12

16:05-17:30

Nonstop1h 25m

London Heathrow

Tue 16/12

11:05-12:35

Nonstop1h 30m

$141

DublinLondon

DUB - LHR

DUBLHR

Dublin

Sat 17/1

20:40-22:00

Nonstop1h 20m

London Heathrow

Mon 19/1

18:15-19:40

Nonstop1h 25m

$142

DublinLondon

DUB - LHR

DUBLHR

Dublin

Sat 13/12

20:40-22:00

Nonstop1h 20m

London Heathrow

Mon 15/12

06:30-07:55

Nonstop1h 25m

$144

DublinLondon

DUB - LHR

DUBLHR

Dublin

Sat 13/12

15:10-16:35

Nonstop1h 25m

London Heathrow

Sun 14/12

08:25-09:50

Nonstop1h 25m

$145

DublinLondon

DUB - LHR

DUBLHR

Dublin

Fri 30/1

20:35-21:55

Nonstop1h 20m

London Heathrow

Sun 1/2

12:45-14:15

Nonstop1h 30m

$147

DublinLondon

DUB - LHR

DUBLHR

Dublin

Sun 18/1

10:45-12:20

Nonstop1h 35m

London Heathrow

Wed 21/1

12:50-14:20

Nonstop1h 30m

$150

DublinLondon

DUB - LHR

DUBLHR

Dublin

Sun 14/12

10:45-12:20

Nonstop1h 35m

London Heathrow

Mon 15/12

06:30-07:55

Nonstop1h 25m

$153

DublinLondon

DUB - LHR

DUBLHR

Dublin

Wed 3/12

13:10-14:35

Nonstop1h 25m

London Heathrow

Sat 6/12

06:30-07:55

Nonstop1h 25m

$156

DublinLondon

DUB - LHR

DUBLHR

Dublin

Sat 24/1

13:10-14:35

Nonstop1h 25m

London Heathrow

Sat 24/1

18:25-19:50

Nonstop1h 25m

$160

DublinLondon

DUB - LHR

DUBLHR

Dublin

Tue 2/12

10:55-12:30

Nonstop1h 35m

London Heathrow

Tue 9/12

18:15-19:40

Nonstop1h 25m

$165

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How to get the cheapest flight ticket from Dublin to London Heathrow Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Delays

Other information

What is the typical price of a round-trip flight between Dublin and London Heathrow Airport?

What is the cheapest month to fly to London Heathrow Airport?

The month of January is, on average, the cheapest month to fly to London Heathrow Airport from Dublin, with most prices found around $215. If you aren’t able to travel during the month of January, then book flights to London Heathrow Airport from Dublin during February instead. Flights to London Heathrow Airport in February, while not as cheap as those in January, still average around $223.

What is the cheapest day to depart on your flight to London Heathrow Airport?

Our data shows that Tuesday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $187. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Dublin to London Heathrow Airport for around $2,728.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

In the evening is the cheapest time of day to fly from Dublin to London Heathrow Airport when you can find flight prices for as low as $187. Flying to London Heathrow Airport in the evening is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to London Heathrow Airport is at midday when prices are around $3,109.

What is the cheapest Dublin to London Heathrow flight route?

Fly from Dublin to London Heathrow for the best Dublin - London Heathrow flight prices

How far in advance should I book a flight to London Heathrow Airport?

You are more likely to see cheaper flights to London Heathrow Airport from Dublin when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $254 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Dublin for as low as $180 on momondo.

What cabin class options are available on Dublin to London Heathrow flights?

There are 3 cabin classes available to choose from on Dublin to London Heathrow flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Dublin to London Heathrow Airport flight prices changed over time?

As of November 2025, prices for Dublin to London Heathrow Airport flights are approximately 107% more expensive when compared to flights at the same time last year.

When to book flights from Dublin to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Dublin to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Dublin to London Heathrow Airport (DUB to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Dublin to London Heathrow Airport

Fastest flight time	1h 20m
Direct flights	Every day

The fastest flight from Dublin to London Heathrow Airport takes 1h 20m

Direct flights go from Dublin to London Heathrow Airport every day.

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How far is Dublin to London Heathrow by plane?
The distance between Dublin and London Heathrow is about 445.0 km. In terms of flight time, this usually takes a little over 1h 20m.
When did momondo last update prices for flights from Dublin Airport to London Heathrow Airport?
Prices for flights from Dublin Airport to London Heathrow Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Dublin Airport to London Heathrow Airport?
There is 1 operator available for flights from Dublin Airport to London Heathrow Airport as of November 2025.
How old do you have to be to fly from Dublin Airport to London Heathrow Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Dublin Airport to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The necessary travel and health documents for your London Heathrow Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Dublin to London Heathrow Airport?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Dublin to London Heathrow Airport is Airbus A320neo (22.87% of total bookings). The next most popular plane models are Airbus A321neo (17.87%), Airbus A320-100/200 (9.25%), and Airbus A330-300 (7.08%).
What is the most popular airline from Dublin to London Heathrow Airport?
Based on momondo bookings for flights between Dublin and London Heathrow Airport, the leading airline is British Airways, making up 100% of the total bookings.

Best airlines flying from Dublin to London Heathrow Airport

Compare and see reviews for airlines that fly from Dublin to London Heathrow Airport with momondo

Airline	Rating	Free cancellation	Price
British Airways	PriceFrom $168	Free cancellation	Rating 6.7 7,494 reviews		Search British Airways flights

British Airways Flights From Dublin to London Heathrow Airport
British Airways flies from Dublin to London Heathrow Airport around 96 times per week, with 7,494 momondo users rating the airline 6.7/10. The cheapest British Airways deal from Dublin to London Heathrow Airport in the last 72 hours was $168 (round-trip), much lower than the average airfare cost of $236 for British Airways flights on this route.

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Hounslow

Wembley

Brentford

Dover

Ipswich

Abingdon

Eastbourne

Slough

Chichester

Canterbury

Deal

Kingston upon Thames

Brentwood

Milton Keynes

Guildford

Salisbury

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Maidstone

Watford

Why use momondo?

Why should I use momondo to find a flight deal from Dublin to London?

Finding the right flight to London from Dublin is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to London quick and easy, saving you time and money.

Can I find flights from Dublin to London with flexible booking policies on momondo?

Yes. All flights to London from Dublin on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Dublin to London?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from Dublin.

I’m not ready to book a flight from Dublin to London right now. Can momondo alert me if prices change?

Price alerts on flights to London from Dublin are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your London Heathrow Airport trip

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Cheap flights from Dublin to London from $69

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Dublin to London departing on 7/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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British Airways flights from Dublin to London Heathrow Airport

Our best British Airways deals on Dublin to London Heathrow Airport flight tickets

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Our best KLM deals on Dublin to London Heathrow Airport flight tickets

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How to get the cheapest flight ticket from Dublin to London Heathrow Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Dublin and London Heathrow Airport?

What is the cheapest month to fly to London Heathrow Airport?

What is the cheapest day to depart on your flight to London Heathrow Airport?

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

What is the cheapest Dublin to London Heathrow flight route?

Fly from Dublin to London Heathrow for the best Dublin - London Heathrow flight prices

How far in advance should I book a flight to London Heathrow Airport?

What cabin class options are available on Dublin to London Heathrow flights?

There are 3 cabin classes available to choose from on Dublin to London Heathrow flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Dublin to London Heathrow Airport flight prices changed over time?

As of November 2025, prices for Dublin to London Heathrow Airport flights are approximately 107% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from Dublin to London Heathrow?

British Airways, Aer Lingus, and Scandinavian Airlines are the most popular carriers operating from Dublin to London Heathrow

How often are flights from Dublin to London delayed?

Historically, on average around 18% of flights between Dublin and London have experienced a delay on any given week. The average delay length over the past 12 months has been 98 minutes.

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

Generally, flights departing at night tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

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

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

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

According to our data, Air France have had the fewest delays on this route over the last 12 months, with no flights being classified as delayed.

How many flights depart from Dublin to London Heathrow Airport on average per day?

As of November 2025, 55 flights take off from Dublin and land in London Heathrow Airport each day. The most common flight departure time for this route is 10:00, with 40% of daily flights taking off in the afternoon.

How many flights depart from Dublin to London Heathrow Airport on average per week?

389 flights are operational weekly from Dublin to London Heathrow Airport as of November 2025. The most popular departure day for this route is Mon, with 17% of flights per week taking off on this day.

When to book flights from Dublin to London Heathrow Airport

Cheap Dublin to London Heathrow Airport (DUB to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Dublin to London Heathrow Airport

Fastest flight time

Direct flights

How far is Dublin to London Heathrow by plane?

When did momondo last update prices for flights from Dublin Airport to London Heathrow Airport?

How many operators does momondo search for flights from Dublin Airport to London Heathrow Airport?

How old do you have to be to fly from Dublin Airport to London Heathrow Airport?

What documentation or ID do you need to fly to London Heathrow Airport?

What is the most popular plane model from Dublin to London Heathrow Airport?

What is the most popular airline from Dublin to London Heathrow Airport?

Best airlines flying from Dublin to London Heathrow Airport

Compare and see reviews for airlines that fly from Dublin to London Heathrow Airport with momondo

British Airways Flights From Dublin to London Heathrow Airport

Travelling to a place near London?

Why use momondo?

Why should I use momondo to find a flight deal from Dublin to London?

Can I find flights from Dublin to London with flexible booking policies on momondo?

How can momondo help me find flights from Dublin to London?

I’m not ready to book a flight from Dublin to London right now. Can momondo alert me if prices change?

An easier way to manage your London Heathrow Airport trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to London

Popular Cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo