Question 1

Which is the best airline for flights from Dublin to London, Aer Lingus or British Airways?

Accepted Answer

The two airlines most popular with KAYAK users for flights from Dublin to London are Aer Lingus and British Airways. With an average price for the route of £146 and an overall rating of 7.3, Aer Lingus is the most popular choice. British Airways is also a great choice for the route, with an average price of £115 and an overall rating of 6.7.

Question 2

How long does a flight from Dublin to London Heathrow Airport take?

Accepted Answer

Direct flights take on average 1h 15m to travel the 279 miles between Dublin and London Heathrow Airport.

Question 3

How many flights are there between Dublin and London Heathrow Airport per day?

Accepted Answer

Each day, there are between 17 and 19 direct flights that take off from Dublin and land in London Heathrow Airport, with an average flight time of 1h 28m. The most common departure time is 12:00 and most flights take off in the morning. Each week, there are 128 flights. The most frequent day of departure is Monday, when 15% of all weekly flights depart. The fewest flights depart on a Saturday.

Question 4

How many flights are there between Dublin and London Heathrow Airport per day?

Accepted Answer

Each day, there are between 17 and 19 direct flights that take off from Dublin and land in London Heathrow Airport, with an average flight time of 1h 28m. The most common departure time is 12:00 and most flights take off in the morning. Each week, there are 128 flights. The most frequent day of departure is Monday, when 15% of all weekly flights depart. The fewest flights depart on a Saturday.

Question 5

What is the cheapest flight from Dublin to London Heathrow Airport?

Accepted Answer

In the last 5 days, the lowest price for a flight from Dublin to London Heathrow Airport was £34 for a one-way ticket and £58 for a return.

Question 6

What’s the cheapest day of the week to fly from Dublin to London Heathrow Airport?

Accepted Answer

For Dublin to London Heathrow Airport, Friday is the cheapest day to fly on average and Sunday is the most expensive. Flying from London Heathrow Airport back to Dublin, the best deals are generally found on Friday, with Monday being the most expensive.

Question 7

What’s the cheapest day of the week to fly from Dublin to London Heathrow Airport?

Accepted Answer

For Dublin to London Heathrow Airport, Friday is the cheapest day to fly on average and Sunday is the most expensive. Flying from London Heathrow Airport back to Dublin, the best deals are generally found on Friday, with Monday being the most expensive.

Question 8

What’s the earliest departure time from Dublin to London Heathrow Airport?

Accepted Answer

Early birds can take the earliest flight from Dublin at 06:30 and will be landing in London Heathrow Airport at 08:05.

Question 9

What’s the latest departure time from Dublin to London Heathrow Airport?

Accepted Answer

If you prefer to fly at night, the latest flight from Dublin to London Heathrow Airport jets off at 20:30 and lands at 21:45.

Question 10

Which airlines fly direct between Dublin and London Heathrow Airport?

Accepted Answer

There are 2 airlines that fly direct from Dublin to London Heathrow Airport. They are Aer Lingus and British Airways. The cheapest airline for this route is British Airways, with the best return deal found costing £72. On average, the best prices for this route can be found at British Airways.

Question 11

Which airlines fly direct between Dublin and London Heathrow Airport?

Accepted Answer

There are 2 airlines that fly direct from Dublin to London Heathrow Airport. They are Aer Lingus and British Airways. The cheapest airline for this route is British Airways, with the best return deal found costing £72. On average, the best prices for this route can be found at British Airways.

Question 12

Which airlines offer Wi-Fi service onboard planes from Dublin to London Heathrow Airport?

Accepted Answer

KLM, Air France, Delta, and Iberia offer inflight Wi-Fi service on the Dublin to London Heathrow Airport flight route.

Question 13

Which aircraft models fly most regularly from Dublin to London Heathrow Airport?

Accepted Answer

The Airbus A320neo is the aircraft model that flies most regularly on the Dublin to London Heathrow Airport flight route.

Question 14

Which airline alliances offer flights from Dublin to London Heathrow Airport?

Accepted Answer

oneworld is the only airline alliance operating flights between Dublin and London Heathrow Airport.

Question 15

On which days can I fly direct from Dublin to London Heathrow Airport?

Accepted Answer

There are direct flights from Dublin to London Heathrow Airport on a daily basis.

Question 16

How can I get from Heathrow into London?

Accepted Answer

You have a few options, for example The Heathrow Express; it's a non-stop train that will get you into central London in 15-20min. Another option is the London Underground, which takes just under 1h. You can also use National Express coaches to get to London; if you book online, you can get a ticket to London Victoria for approx. £10 (around €12) in as little as 40min. National Express also has routes from Heathrow to other towns or cities outside of London and around the rest of the country.

Question 17

Which terminal will I use in Heathrow?

Accepted Answer

In Heathrow, the most common terminal used for flights to and from Dublin is Terminal 2. Terminal 2 is a short walk from the main terminal, and is served by the Heathrow Express train, so it's easy to get from there into the city. It boasts multiple lounge areas, restaurants, and shops; you can even pre-order gourmet meals to enjoy on-board.

Question 18

Can I get additional assistance in Heathrow?

Accepted Answer

Heathrow Airport offers an official concierge service called Meet and Assist. Starting at around £100 (approx. €120) depending on how many are in your group, you can book a Meet and Assist agent to guide you through the airport, help with security, and assist with baggage collection.

Question 19

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

Accepted Answer

The cheapest month for flights from Dublin to London Heathrow Airport is January, where tickets cost £100 (return) on average. On the other hand, the most expensive months are April and July, where the average cost of round-trip tickets is £138 and £138 respectively.

Question 20

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

Accepted Answer

The cheapest month for flights from Dublin to London Heathrow Airport is January, where tickets cost £100 (return) on average. On the other hand, the most expensive months are April and July, where the average cost of round-trip tickets is £138 and £138 respectively.

Question 21

How does KAYAK find such low prices on flights from Dublin to London Heathrow Airport?

Accepted Answer

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Dublin to London Heathrow Airport.

Question 22

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Dublin to London Heathrow Airport?

Accepted Answer

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to London Heathrow Airport from Dublin is likely to change within 7 days, so travellers know whether to wait or book now.

Question 23

What is the Hacker Fare option on flights from Dublin to London Heathrow Airport?

Accepted Answer

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to London Heathrow Airport with an airline and back to Dublin with another airline.

Question 24

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Dublin to London Heathrow Airport?

Accepted Answer

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to London Heathrow Airport from Dublin up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Question 25

How often are flights from Dublin to London delayed?

Accepted Answer

Weekly flights between Dublin and London historically see delays in approximately 16% of cases, with the average delay over the past year being 98 minutes.

Question 26

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

Accepted Answer

Based on our data, Aer Lingus have experienced the fewest delays on this route in the past 12 months, with only about 15% of their flights encountering any delays.

Question 27

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

Accepted Answer

Statistically, Tuesday is the day of the week with the fewest delays on this flight route, while Sunday has typically experienced more delays than other days.

Question 28

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

Accepted Answer

Typically, flights leaving in the morning tend to face fewer delays, whereas flights at night have historically encountered delays more often.

Question 29

Which cabin class options are there for flights between Dublin and London Heathrow Airport?

Accepted Answer

There are 4 cabin class options for the route. These are First, Business, Economy and Prem Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

Question 30

Which cabin class options are there for flights between Dublin and London Heathrow Airport?

Accepted Answer

There are 4 cabin class options for the route. These are First, Business, Economy and Prem Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

Question 31

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

Accepted Answer

To get a below average price on the flight from Dublin to London Heathrow Airport, you should book around 4 weeks before departure, which saves you about 35% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 19 weeks before departure.

Question 32

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

Accepted Answer

To get a below average price on the flight from Dublin to London Heathrow Airport, you should book around 4 weeks before departure, which saves you about 35% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 19 weeks before departure.

Question 33

How much is a return flight from Dublin to London Heathrow Airport?

Accepted Answer

Flight prices are below average for this route right now.Flights to London Heathrow Airport from Dublin usually cost between £106 and £167 in February.
The lowest price found in the past 5 days was £58 on British Airways (7 Feb–12 Feb).

Question 34

What are the most popular airlines flying to London Heathrow Airport?

Accepted Answer

The most popular airline among KAYAK users flying to London Heathrow Airport is British Airways, followed by Aer Lingus.

Low season	January
High season	July
Cheapest flight	£34

DUB - LHR

£34 Find Cheap Flights from Dublin to London Heathrow Airport – Compare and Save

Everything you should know

Cheap Flights from Dublin to Heathrow (DUB-LHR)

Recent return flight deals from Dublin to Heathrow

Recent one-way flight deals from Dublin to Heathrow

Recent last minute flight deals from Dublin to Heathrow

Recent direct flight deals from Dublin to Heathrow

KAYAK’s insights & trends for Dublin to Heathrow flights

How much is a return flight from Dublin to London Heathrow Airport?

What’s the cheapest day of the week to fly from Dublin to London Heathrow Airport?

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

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

Which airlines fly direct between Dublin and London Heathrow Airport?

How often are flights from Dublin to London delayed?

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

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

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

Which cabin class options are there for flights between Dublin and London Heathrow Airport?

How many flights are there between Dublin and London Heathrow Airport per day?

How long does a flight from Dublin to London Heathrow Airport take?

What’s the earliest departure time from Dublin to London Heathrow Airport?

What’s the latest departure time from Dublin to London Heathrow Airport?

Expert advice for your flight from Dublin to Heathrow

Good to know - Cheap tickets from Dublin to London Heathrow Airport

Low season

High season

Cheapest flight

When to book flights from Dublin to Heathrow

FAQs for booking Dublin to London Heathrow Airport flights

KAYAK’s top tips for finding a cheap flight from Dublin to London Heathrow Airport

Prefer to fly direct from Dublin to London Heathrow Airport?

Everything you need to know for your flight from Dublin to Heathrow

Information on your arrival and departure airports

Cabin class types available on flights to Heathrow

Complete your trip to London with a hotel stay or car hire

Find direct flights to and from Dublin and Heathrow

Flights to other popular destinations

Flights from domestic origins to Heathrow

Choose which airport to fly into in London

Find deals for your return flight