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Cheap flights from London Heathrow Airport to Dublin from £37

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Dublin departing on 9/10. 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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Easily compare return flights from London Heathrow Airport to Dublin

Below you can see the best fares for your return flight route over the next six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from London Heathrow Airport to Dublin by changing tabs
British Airways
7 Nov
LHR06:50London Heathrow
1h 30m
DUB08:20Dublin
12 Nov
DUB15:55Dublin
1h 30m
LHR17:25London Heathrow
Multiple Airlines
1 Jun
LHR21:00London Heathrow
1h 25m
DUB22:25Dublin
8 Jun
DUB20:15Dublin
1h 20m
LHR21:35London Heathrow
Aer Lingus
12 Jun
LHR21:10London Heathrow
1h 20m
DUB22:30Dublin
20 Jun
DUB20:15Dublin
1h 20m
LHR21:35London Heathrow
British Airways
9 Oct
LHR06:55London Heathrow
1h 25m
DUB08:20Dublin
15 Oct
DUB20:15Dublin
1h 20m
LHR21:35London Heathrow
British Airways
10 Sept
LHR06:55London Heathrow
1h 25m
DUB08:20Dublin
18 Sept
DUB09:25Dublin
1h 30m
LHR10:55London Heathrow
Lufthansa
6 Sept
LHR17:30London Heathrow
4h 45m
1 stop
DUB22:15Dublin
9 Sept
DUB10:40Dublin
5h 05m
1 stop
LHR15:45London Heathrow

Find the cheapest one-way flights from London Heathrow Airport to Dublin

If you're looking for one-way flights from London Heathrow Airport to Dublin, view some of our deals below provided by Aer Lingus, British Airways and Vueling
British Airways
9 Oct
LHR06:55London Heathrow
1h 25m
DUB08:20Dublin
Aer Lingus
24 Jun
LHR21:10London Heathrow
1h 20m
DUB22:30Dublin
Vueling
26 Jun
LHR13:45London Heathrow
17h 45m
1 stop
DUB07:30Dublin

Search last-minute flights to Dublin from London Heathrow Airport

Find and compare return flight prices for your last-minute flight from London Heathrow Airport to Dublin
British Airways
21 May
LHR21:00London Heathrow
1h 25m
DUB22:25Dublin
28 May
DUB07:45Dublin
1h 25m
LHR09:10London Heathrow
Multiple Airlines
23 May
LHR06:45London Heathrow
1h 20m
DUB08:05Dublin
26 May
DUB07:30Dublin
1h 30m
LHR09:00London Heathrow
Aer Lingus
23 May
LHR06:45London Heathrow
1h 20m
DUB08:05Dublin
28 May
DUB20:15Dublin
1h 20m
LHR21:35London Heathrow
British Airways
21 May
LHR21:00London Heathrow
1h 25m
DUB22:25Dublin
29 May
DUB08:10Dublin
1h 30m
LHR09:40London Heathrow
KLM
23 May
LHR06:30London Heathrow
6h 05m
1 stop
DUB12:35Dublin
28 May
DUB13:20Dublin
4h 15m
1 stop
LHR17:35London Heathrow
Vueling
22 May
LHR13:45London Heathrow
17h 45m
1 stop
DUB07:30Dublin
25 May
DUB19:10Dublin
18h 10m
1 stop
LHR13:20London Heathrow

Aer Lingus flights from London Heathrow Airport to Dublin

Our best Aer Lingus deals on London Heathrow Airport to Dublin flight tickets
Aer Lingus
12 Jun
LHR21:10London Heathrow
1h 20m
DUB22:30Dublin
20 Jun
DUB20:15Dublin
1h 20m
LHR21:35London Heathrow
Aer Lingus
4 Jun
LHR06:45London Heathrow
1h 20m
DUB08:05Dublin
4 Jun
DUB20:15Dublin
1h 20m
LHR21:35London Heathrow
Aer Lingus
14 Jun
LHR21:10London Heathrow
1h 20m
DUB22:30Dublin
18 Jun
DUB20:15Dublin
1h 20m
LHR21:35London Heathrow

British Airways flights from London Heathrow Airport to Dublin

Our best British Airways deals on London Heathrow Airport to Dublin flight tickets
British Airways
7 Nov
LHR06:50London Heathrow
1h 30m
DUB08:20Dublin
12 Nov
DUB15:55Dublin
1h 30m
LHR17:25London Heathrow
British Airways
9 Oct
LHR06:55London Heathrow
1h 25m
DUB08:20Dublin
15 Oct
DUB20:15Dublin
1h 20m
LHR21:35London Heathrow
British Airways
10 Sept
LHR06:55London Heathrow
1h 25m
DUB08:20Dublin
18 Sept
DUB09:25Dublin
1h 30m
LHR10:55London Heathrow

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 from London Heathrow Airport to Dublin?

January. The cheapest time of year to fly to Dublin from London Heathrow Airport is January. The most expensive is May.

What is the cheapest day to depart London Heathrow Airport for Dublin?

Saturday. The cheapest day of the week is usually Saturday. The most expensive is usually Sunday.

When is the cheapest time to fly from London Heathrow Airport to Dublin?

In the morning. London Heathrow Airport to Dublin flights are approximately 12% more expensive at midday than in the morning

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

Ryanair. Aer Lingus, British Airways, and KLM are the most popular carriers operating from London Heathrow Airport to Dublin

How far in advance should you book London Heathrow Airport to Dublin flights?

60 days before. The cheapest time to buy a flight from London Heathrow Airport to Dublin is approximately 60 days to departure

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

As of May 2024, 45 flights take off from London Heathrow Airport and land in Dublin each day. The most common flight departure time for this route is 05:00, with 34% of daily flights taking off at midday.

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

As of May 2024, 319 flights take off from London Heathrow Airport and land in Dublin each week. The most common flight departure day for this route is Monday, with 21% of weekly flights taking off on this day.

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

There are 2 cabin classes available to choose from on London Heathrow Airport to Dublin flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London Heathrow Airport to Dublin flights?

No. A direct flight is the cheapest option for a flight between London Heathrow Airport to Dublin.

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

Best price found

£37

Fastest flight time

1h 10m

Direct flights

Every day

Airports in Dublin

1 airport
The best one-way flight to Dublin from London Heathrow Airport in the past 72 hours is £37. The best return flight deal from London Heathrow Airport to Dublin found on momondo in the last 72 hours is £54.
The fastest flight from London Heathrow Airport to Dublin takes 1h 10m
Direct flights go from London Heathrow Airport to Dublin every day.
There is 1 airport near Dublin: Dublin (DUB)

  • How far is London Heathrow to Dublin by plane?

    London Heathrow and Dublin are 276.5 mi apart from one another. 1h 20m is a normal flight duration for this route.

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

  • 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 necessary travel and health documents for your Dublin 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 license 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.


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
RyanairPriceFrom £26Free CancellationRating
6.8
5,920 reviews
Search Ryanair flights
British AirwaysPriceFrom £53Free CancellationRating
6.8
6,829 reviews
Search British Airways flights
Aer LingusPriceFrom £83Free CancellationRating
7.2
1,334 reviews
Search Aer Lingus flights
SWISSPriceFrom £130Free CancellationRating
7.7
1,994 reviews
Search SWISS flights
KLMPriceFrom £151Free CancellationRating
7.8
1,568 reviews
Search KLM flights
Scandinavian AirlinesPriceFrom £155Free CancellationRating
7.4
1,415 reviews
Search Scandinavian Airlines flights
  • Aer Lingus Flights From London Heathrow Airport to Dublin

    Aer Lingus flies from London Heathrow Airport to Dublin around 93 times per week, with 1,334 momondo users rating the airline 7.2/10. The cheapest Aer Lingus deal from London Heathrow Airport to Dublin in the last 72 hours was £106 (round-trip), much lower than the average airfare cost of £159 for Aer Lingus flights on this route.

  • British Airways Flights From London Heathrow Airport to Dublin

    £67 is the best British Airways flight deal from London Heathrow Airport to Dublin found on momondo over the last 72 hours. The average British Airways ticket price found was closer to £108, however, with flight time and availability significantly affecting the price. British Airways (6.8/10 from 6,829 user reviews) flies into Dublin from London Heathrow Airport 77 times in an average week so prices can vary.


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 enables you to select and highlight flights to Dublin from London with this policy.

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

momondo provides multiple filters to help you find the best flight to Dublin from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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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