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Cheap flights from London Heathrow Airport to Dublin from ₹ 5,109

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Find the cheapest flights from London Heathrow Airport to Dublin

Cheap return flights

These are some of the best return flight deals from London Heathrow Airport to Dublin that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from London Heathrow Airport to Dublin.

Cheap last-minute flights

Planning a quick getaway from London Heathrow Airport to Dublin? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Dublin, so you can enjoy a seamless trip without stopovers.

Cheap bus & train deals from London Heathrow Airport to Dublin

Find recent return train or bus tickets from London Heathrow Airport to Dublin.

All return flight deals from London Heathrow Airport to Dublin

The cheapest plane tickets from London Heathrow Airport to Dublin found on KAYAK recently.
LHR-DUB
722 kmmulti-stop
DUB-LHR
722 kmmulti-stop
Multiple Airlines
Find Deal
LHR-DUB
722 kmmulti-stop
Multiple Airlines
Find Deal

See travel insights to Dublin from

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

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 cheapest month to fly to Dublin?

The month of February is, on average, the cheapest month to fly to Dublin from London Heathrow Airport, with most prices found around ₹ 9,611. If you don’t want to visit Dublin in February, then you should wait until January to fly from London Heathrow Airport, when ticket prices are also cheap, with an average price of ₹ 10,304.

What is the cheapest day to depart on your flight to Dublin?

The cheapest day to depart on your flight to Dublin is on a Sunday when prices can be found for as low as ₹ 8,685. This is often the case because there is less demand to fly during this day of the week. Flights from London Heathrow Airport to Dublin on a Friday will generally be more expensive and average around ₹ 14,307. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Dublin?

Our most recent data shows that the best time of day to fly to Dublin is in the evening. Flights from London Heathrow Airport to Dublin during this time can be as low as ₹ 10,541. In contrast, the most expensive time of day to depart to Dublin is at midday when prices are around ₹ 18,431.

What is the cheapest London Heathrow to Dublin flight route?

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

How far in advance should I book a flight to Dublin?

You are more likely to see cheaper flights to Dublin from London Heathrow Airport when booking 25 weeks ahead of your departure date. In general, you can expect to find flights to Dublin for around ₹ 12,670 when searching 25 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dublin from London Heathrow Airport for as low as ₹ 9,524 on momondo.

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

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

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

As of January 2025, prices for London Heathrow Airport to Dublin flights are approximately 25% more expensive when compared to flights at the same time last year.

When to book flights from London Heathrow Airport to Dublin

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

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

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

Direct flights

None
There are no direct flights from London Heathrow Airport to Dublin. There are no popular flight routes from London Heathrow Airport to Dublin.

  • How far is London Heathrow to Dublin by plane?

    The straight-line distance from London Heathrow to Dublin is 445.0 km.

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

    Prices for flights from London Heathrow Airport to Dublin Airport refresh daily.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Dublin Airport.

  • What documentation or ID do you need to fly to Dublin Airport?

    The travel and health documents required for your trip to Dublin Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Dublin Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

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


Best airlines flying from London Heathrow Airport to Dublin

Compare and see reviews for airlines that fly from London Heathrow Airport to Dublin with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom ₹ 7,252Free CancellationRating
6.6
6,827 reviews
Search British Airways flights
Aer LingusPriceFrom ₹ 11,966Free CancellationRating
7.1
1,077 reviews
Search Aer Lingus flights
  • Aer Lingus Flights From London Heathrow Airport to Dublin

    Aer Lingus flight deals from London Heathrow Airport to Dublin start from ₹ 138 round-trip. Over the 101 Aer Lingus flights for this route in a normal week, average airfare is usually ₹ 173 round-trip - but some users have found much cheaper deals with momondo.

  • British Airways Flights From London Heathrow Airport to Dublin

    Across 6,827 British Airways reviews on momondo, the average score is 6.6/10. British Airways flies from London Heathrow Airport to Dublin about 89 times each week, with ticket deals ranging from ₹ 84 to ₹ 125. Price data is based on momondo searches in the last 72 hours.


Travelling to a place near Dublin?

Book flights to Dublin if you plan to visit one of these locations
Cavan
Swords

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Dublin from London.

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

Yes. momondo allows you to filter the results for London to Dublin flights to just show those with flexible booking policies.

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

Once you have performed a search for London to Dublin flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from London to Dublin now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Dublin and let you know when they change.


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