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Cheap flights from London Heathrow Airport to Dublin from $51

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 5/5. 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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Find the cheapest flights from London Heathrow Airport to Dublin

Cheap round-trip flights

These are some of the best round-trip 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 layovers.

Cheap bus & train deals from London Heathrow Airport to Dublin

Find recent round-trip train or bus tickets from London Heathrow Airport to Dublin.

All round-trip flight deals to Dublin

The cheapest plane tickets to Dublin found on KAYAK recently.
6:30 am - 7:55 amLHR-DUB
1h 25mnonstop
8:30 pm - 9:50 pmDUB-LHR
1h 20mnonstop
$77British Airways
Find Deal
Wed, Jan 15 - Mon, Jan 20
3:30 pm - 5:00 pmLHR-DUB
1h 30mnonstop
8:35 pm - 9:55 pmDUB-LHR
1h 20mnonstop
$80British Airways
Find Deal
Thu, Dec 5 - Sat, Dec 14
9:05 pm - 6:35 pmLHR-DUB
21h 30m1 stop
8:30 pm - 9:50 pmDUB-LHR
1h 20mnonstop
Fri, Jan 31 - Mon, Feb 10
6:30 am - 7:55 amLHR-DUB
1h 25mnonstop
10:25 am - 4:25 pmDUB-LHR
6h 00m1 stop
Tue, Jan 28 - Fri, Feb 7
8:50 am - 10:15 amLHR-DUB
1h 25mnonstop
7:45 pm - 9:00 pmDUB-LHR
1h 15mnonstop
$168Aer Lingus
Find Deal
Tue, Dec 3 - Mon, Dec 9
8:40 am - 12:40 pmLHR-DUB
4h 00m1 stop
5:55 am - 10:45 amDUB-LHR
4h 50m1 stop
$184KLM
Find Deal
Fri, Jan 17 - Sun, Jan 19
6:30 am - 12:40 pmLHR-DUB
6h 10m1 stop
1:25 pm - 8:50 pmDUB-LHR
7h 25m1 stop
$186KLM
Find Deal
Thu, Dec 5 - Wed, Dec 11
8:45 pm - 10:05 pmLHR-DUB
1h 20mnonstop
7:45 pm - 9:05 pmDUB-LHR
1h 20mnonstop
$199Aer Lingus
Find Deal
Tue, Dec 3 - Fri, Dec 6
8:05 pm - 11:55 amLHR-DUB
15h 50m1 stop
1:20 pm - 7:15 pmDUB-LHR
5h 55m1 stop
$246SWISS
Find Deal
Thu, Jan 9 - Mon, Jan 13
7:00 am - 2:20 pmLHR-DUB
7h 20m1 stop
12:55 pm - 9:25 pmDUB-LHR
8h 30m2 stops
$255SWISS
Find Deal
Wed, Mar 19 - Sat, Mar 22
6:50 am - 8:15 amLHR-DUB
1h 25mnonstop
$51British Airways
Find Deal
Mon, May 5
12:35 pm - 2:00 pmLHR-DUB
1h 25mnonstop
$52British Airways
Find Deal
Tue, Mar 11
3:15 pm - 7:55 amLHR-DUB
16h 40m1 stop
$79Vueling
Find Deal
Wed, Dec 11
8:45 pm - 10:05 pmLHR-DUB
1h 20mnonstop
$90Aer Lingus
Find Deal
Mon, Dec 16
3:15 pm - 7:55 amLHR-DUB
16h 40m1 stop
$92Vueling
Find Deal
Wed, Jan 15
6:45 pm - 8:05 pmLHR-DUB
1h 20mnonstop
$96Aer Lingus
Find Deal
Sat, Nov 30
3:15 pm - 6:25 pmLHR-DUB
27h 10m1 stop
Wed, Dec 4
6:00 am - 2:25 pmLHR-DUB
8h 25m1 stop
Tue, Dec 24
5:50 pm - 10:00 pmLHR-DUB
4h 10m1 stop
$117KLM
Find Deal
Wed, Mar 26
5:50 pm - 10:05 pmLHR-DUB
4h 15m1 stop
$118KLM
Find Deal
Sat, Jan 25
1:40 pm - 3:05 pmLHR-DUB
1h 25mnonstop
10:40 am - 12:15 pmDUB-LHR
1h 35mnonstop
$158British Airways
Find Deal
Sat, Nov 23 - Mon, Nov 25
5:35 pm - 10:50 pmLHR-DUB
5h 15m1 stop
8:55 am - 4:35 pmDUB-LHR
7h 40m1 stop
$194Air France
Find Deal
Sat, Nov 23 - Mon, Nov 25
6:45 pm - 8:05 pmLHR-DUB
1h 20mnonstop
6:40 am - 8:05 amDUB-LHR
1h 25mnonstop
$241Aer Lingus
Find Deal
Fri, Nov 22 - Sun, Nov 24
8:40 am - 12:40 pmLHR-DUB
4h 00m1 stop
5:55 am - 10:45 amDUB-LHR
4h 50m1 stop
$245KLM
Find Deal
Tue, Nov 26 - Tue, Dec 3
7:50 am - 9:10 amLHR-DUB
1h 20mnonstop
6:40 am - 8:05 amDUB-LHR
1h 25mnonstop
$246Aer Lingus
Find Deal
Sat, Nov 23 - Sun, Nov 24
8:50 pm - 12:55 pmLHR-DUB
16h 05m1 stop
7:45 pm - 9:00 pmDUB-LHR
1h 15mnonstop
Fri, Nov 22 - Mon, Nov 25
6:30 am - 12:40 pmLHR-DUB
6h 10m1 stop
1:25 pm - 8:50 pmDUB-LHR
7h 25m1 stop
$285KLM
Find Deal
Mon, Nov 25 - Thu, Nov 28
6:45 pm - 8:05 pmLHR-DUB
1h 20mnonstop
12:30 pm - 6:30 pmDUB-LHR
6h 00m1 stop
Sat, Nov 23 - Mon, Nov 25
6:00 am - 12:30 pmLHR-DUB
6h 30m1 stop
6:40 pm - 1:40 pmDUB-LHR
19h 00m2 stops
$307SWISS
Find Deal
Mon, Nov 25 - Fri, Nov 29
8:05 pm - 12:05 pmLHR-DUB
16h 00m1 stop
6:40 pm - 8:05 amDUB-LHR
13h 25m1 stop
$312SWISS
Find Deal
Mon, Nov 25 - Tue, Nov 26
6:30 am - 7:55 amLHR-DUB
1h 25mnonstop
8:30 pm - 9:50 pmDUB-LHR
1h 20mnonstop
$77British Airways
Find Deal
Wed, Jan 15 - Mon, Jan 20
3:30 pm - 5:00 pmLHR-DUB
1h 30mnonstop
8:35 pm - 9:55 pmDUB-LHR
1h 20mnonstop
$80British Airways
Find Deal
Thu, Dec 5 - Sat, Dec 14
3:30 pm - 5:00 pmLHR-DUB
1h 30mnonstop
8:35 pm - 9:55 pmDUB-LHR
1h 20mnonstop
$83British Airways
Find Deal
Sat, Jan 25 - Sat, Jan 25
6:30 am - 7:55 amLHR-DUB
1h 25mnonstop
8:30 pm - 9:50 pmDUB-LHR
1h 20mnonstop
$85British Airways
Find Deal
Mon, Jan 13 - Mon, Jan 13
9:00 pm - 10:25 pmLHR-DUB
1h 25mnonstop
9:10 pm - 10:30 pmDUB-LHR
1h 20mnonstop
$86British Airways
Find Deal
Tue, May 20 - Sat, May 31
6:30 am - 7:55 amLHR-DUB
1h 25mnonstop
4:05 pm - 5:30 pmDUB-LHR
1h 25mnonstop
$87British Airways
Find Deal
Thu, Jan 23 - Sat, Jan 25
6:30 am - 7:55 amLHR-DUB
1h 25mnonstop
7:45 pm - 9:05 pmDUB-LHR
1h 20mnonstop
Wed, Feb 19 - Fri, Feb 21
8:50 am - 10:15 amLHR-DUB
1h 25mnonstop
7:45 pm - 9:00 pmDUB-LHR
1h 15mnonstop
$168Aer Lingus
Find Deal
Tue, Dec 3 - Mon, Dec 9
8:45 pm - 10:05 pmLHR-DUB
1h 20mnonstop
7:45 pm - 9:05 pmDUB-LHR
1h 20mnonstop
$199Aer Lingus
Find Deal
Tue, Dec 3 - Fri, Dec 6
7:45 pm - 9:05 pmLHR-DUB
1h 20mnonstop
7:45 pm - 9:05 pmDUB-LHR
1h 20mnonstop
$209Aer Lingus
Find Deal
Fri, Dec 27 - Sat, Jan 4

British Airways flights from London Heathrow Airport to Dublin

Our best British Airways deals on London Heathrow Airport to Dublin flight tickets
British Airways
Jan 15
LHR6:30 amLondon Heathrow
1h 25m
DUB7:55 amDublin
Jan 20
DUB8:30 pmDublin
1h 20m
LHR9:50 pmLondon Heathrow
British Airways
Dec 5
LHR3:30 pmLondon Heathrow
1h 30m
DUB5:00 pmDublin
Dec 14
DUB8:35 pmDublin
1h 20m
LHR9:55 pmLondon Heathrow
British Airways
Jan 25
LHR3:30 pmLondon Heathrow
1h 30m
DUB5:00 pmDublin
Jan 25
DUB8:35 pmDublin
1h 20m
LHR9:55 pmLondon 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
Dec 3
LHR8:50 amLondon Heathrow
1h 25m
DUB10:15 amDublin
Dec 16
DUB7:45 pmDublin
1h 15m
LHR9:00 pmLondon Heathrow
Aer Lingus
Dec 3
LHR8:50 amLondon Heathrow
1h 25m
DUB10:15 amDublin
Dec 9
DUB7:45 pmDublin
1h 15m
LHR9:00 pmLondon Heathrow
Aer Lingus
Nov 30
LHR5:45 pmLondon Heathrow
1h 20m
DUB7:05 pmDublin
Dec 1
DUB6:40 amDublin
1h 25m
LHR8:05 amLondon Heathrow

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 from London Heathrow Airport to Dublin?

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

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

Tuesday. The cheapest day of the week is typically Tuesday. The most expensive is typically Friday

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

In the afternoon. London Heathrow Airport to Dublin flights are approximately 19% more expensive at noon than in the afternoon

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

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.

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

As of November 2024, prices for London Heathrow Airport to Dublin flights are approximately 22% more expensive when compared to flights at the same time last year.

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


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 round-trip 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

Best Price Found

$51

Fastest flight time

1h 15m

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 $51. The best round-trip flight deal from London Heathrow Airport to Dublin found on momondo in the last 72 hours is $77.
The fastest flight from London Heathrow Airport to Dublin takes 1h 15m
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?

    A flight from London Heathrow to Dublin will travel around 276.5 mi. 1h 15m 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 are refreshed on a daily basis.

  • 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?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Heathrow Airport to Dublin Airport.

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

    The required travel and health documents for your Dublin Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Dublin Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • 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
RyanairPriceFrom $39Free CancellationRating
6.8
5,268 reviews
Search Ryanair flights
British AirwaysPriceFrom $74Free CancellationRating
6.6
6,837 reviews
Search British Airways flights
Aer LingusPriceFrom $130Free CancellationRating
7.1
1,089 reviews
Search Aer Lingus flights
  • Aer Lingus Flights From London Heathrow Airport to Dublin

    Aer Lingus operates around 88 flights from London Heathrow Airport to Dublin every week. The average price of these flights found in the last 72 hours has been $172, but momondo users have found Aer Lingus deals from London Heathrow Airport to Dublin from as low as $130 round-trip. Aer Lingus has been scored 7.1/10 in 1,089 reviews.

  • British Airways Flights From London Heathrow Airport to Dublin

    The best British Airways deal for London Heathrow Airport to Dublin flight tickets found on momondo in the last 72 hours was $74, round-trip. It should be noted that an average British Airways flight deal for this route in this time was higher, at $147 round-trip. British Airways operates 75 flights out of London Heathrow Airport into Dublin in an average week, so prices vary by time and availability. 6,837 British Airways reviews by users on momondo have scored the airline at 6.6/10.


Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Dublin. Millions of users trust and use momondo every year so you are in good hands.

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?

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 Dublin from London.

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

Yes. momondo can track prices for London to Dublin flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


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