RM379 Cheap Flights from London (LHR) to Dublin (DUB)

View RM379 flight on Sat, 28 Feb 2026Opens in a new window

Popular airlines from Heathrow Airport (LHR) to Dublin Airport (DUB)

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Cheap Flights from London to Dublin (LHR-DUB)

Prices were available within the past 7 days and start at RM379 for one-way flights and RM616 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Sun, 19 Apr - Fri, 24 Apr
LHR
London
DUB
Dublin
RM616 Return, found 3 days ago
RM616
Return
found 3 days ago
Select British Airways flight, departing Sun, 19 Apr from London to Dublin, returning Fri, 24 Apr, priced at RM616 found 3 days ago
British Airways
Sun, 19 Apr - Fri, 24 Apr
LHR
London
DUB
Dublin
RM665 Return, found 3 days ago
RM665
Return
found 3 days ago
Select British Airways flight, departing Sun, 19 Apr from London to Dublin, returning Fri, 24 Apr, priced at RM665 found 3 days ago
British Airways
Sun, 15 Mar - Sat, 21 Mar
LHR
London
DUB
Dublin
RM692 Return, found 4 days ago
RM692
Return
found 4 days ago
Select British Airways flight, departing Sun, 15 Mar from London to Dublin, returning Sat, 21 Mar, priced at RM692 found 4 days ago
British Airways
Fri, 27 Feb - Fri, 6 Mar
LHR
London
DUB
Dublin
RM694 Return, found 1 day ago
RM694
Return
found 1 day ago
Select British Airways flight, departing Fri, 27 Feb from London to Dublin, returning Fri, 6 Mar, priced at RM694 found 1 day ago
British Airways
Tue, 31 Mar - Fri, 3 Apr
LHR
London
DUB
Dublin
RM709 Return, found 4 days ago
RM709
Return
found 4 days ago
Select British Airways flight, departing Tue, 31 Mar from London to Dublin, returning Fri, 3 Apr, priced at RM709 found 4 days ago
British Airways
Thu, 14 May - Thu, 21 May
LHR
London
DUB
Dublin
RM715 Return, found 3 days ago
RM715
Return
found 3 days ago
Select British Airways flight, departing Thu, 14 May from London to Dublin, returning Thu, 21 May, priced at RM715 found 3 days ago
Aer Lingus
Sun, 15 Mar - Sat, 21 Mar
LHR
London
DUB
Dublin
RM795 Return, found 4 days ago
RM795
Return
found 4 days ago
Select Aer Lingus flight, departing Sun, 15 Mar from London to Dublin, returning Sat, 21 Mar, priced at RM795 found 4 days ago
KLM
Wed, 18 Feb - Sun, 22 Feb
LHR
London
DUB
Dublin
RM1,121 Return, found 3 days ago
RM1,121
Return
found 3 days ago
Select KLM flight, departing Wed, 18 Feb from London to Dublin, returning Sun, 22 Feb, priced at RM1,121 found 3 days ago
Eurowings
Thu, 24 Sept - Mon, 28 Sept
LHR
London
DUB
Dublin
RM1,336 Return, found 3 days ago
RM1,336
Return
found 3 days ago
Select Eurowings flight, departing Thu, 24 Sept from London to Dublin, returning Mon, 28 Sept, priced at RM1,336 found 3 days ago
Lufthansa
Thu, 24 Sept - Mon, 28 Sept
LHR
London
DUB
Dublin
RM1,393 Return, found 3 days ago
RM1,393
Return
found 3 days ago
Select Lufthansa flight, departing Thu, 24 Sept from London to Dublin, returning Mon, 28 Sept, priced at RM1,393 found 3 days ago

Find the cheapest month to fly from London (LHR) to Dublin (DUB)

January is typically the cheapest month to fly

From RM 354 - RM 571 per traveller.
London to Dublin route information
Origin airport
Heathrow
Destination airport
Dublin
Airlines serving
Aer Lingus, Air France, British Airways, Iberia, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines
Return price
RM616
Distance
445 km
Average flight time
1 hour 22 mins

Perfect flights from London to Dublin

Your Journey from London to Dublin

Start your unforgettable journey with Expedia. Our broad selection of flights from London to Dublin caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
 

Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including British Airways, Scandinavian Airlines, Aer Lingus, Eurowings, KLM, Lufthansa. Our selection of flights from Heathrow to Dublin caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
 

Maximizing Value with London to Dublin Flights

Experience the joy of finding cheap flights from Heathrow to Dublin that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from RM379 and roundtrip prices from RM616*.
 

Pre-Flight Essentials

Ensure a smooth journey from London to Dublin with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
 

Experience the Vibrant Dublin

Picture yourself stepping off the plane in Dublin and immersing yourself in the unique atmosphere of . From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
 

Added Convenience on Your London to Dublin Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from London to Dublin.
 

Beyond the Flight – Exploring Dublin

With Expedia, your adventure extends beyond the flight. Explore Dublin at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
 

Book Your Flight from London to Dublin with Confidence

Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support make your travel experience seamless and stress-free. Embark on your journey from London to Dublin with confidence. Book your travel arrangements with Expedia today.
 
*Note: Prices may vary based on availability and are subject to change.

Frequently asked questions

How much is a flight from Heathrow Airport to Dublin Airport (DUB)?
Based on fares offered within the last 7 days on Expedia for flights departing within the next year, round-trip flights between Heathrow Airport (LHR) and DUB start from RM616. Book ASAP to get the best price for your adventure. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from London Heathrow to DUB?
The majority of flights can be cancelled online, but whether you incur a fee varies between airlines. If you do have to cancel your getaway, follow the instructions in the Customer Service Portal.
How do I find cheap flights from Heathrow Airport (LHR) to DUB that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Heathrow Airport to DUB flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Heathrow Airport (LHR) to DUB?
That new movie you've been wanting to see will have to wait — the flight distance between LHR (LHR) and DUB (DUB) is only 450 kilometres. The captain will be telling you to put your seat upright for touchdown before you know it.
Which airlines fly direct from Heathrow Airport (LHR) to Dublin Airport?
A popular airline that services the route from Heathrow Airport to Dublin Airport is Aer Lingus (EI). It offers 282 flights monthly. Operating 234 flights each month along this route, British Airways (BA) is another good choice.
Are Heathrow Airport (LHR) to Dublin Airport (DUB) flight tickets cheaper when they're purchased at the last minute?
Flight prices from LHR to DUB are available up to 12 months prior to departure on Expedia. And although you may occasionally pick up a great last-minute deal, it's not something you should bank on. Also, booking your flights in advance means you'll have more choices — and you can avoid being wedged in the dreaded middle seat! We're always updating our fares to bring you the biggest bargains, so keep checking in for all the latest specials.

Explore a world of travel with Expedia

*Available to Expedia members.