€36 Cheap Flights Dublin to London (DUB-LHR)

View €36 flight on Sat, 14 Mar 2026Opens in a new window

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

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Cheap flights from Dublin to London (DUB-LHR)

Prices were available within the past 7 days and start at €36 for one-way flights and €80 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Sat, 31 Jan - Sun, 1 Feb
DUB
Dublin
LHR
London
€80 Return, just found
€80
Return
just found
Select British Airways flight, departing Sat, 31 Jan from Dublin to London, returning Sun, 1 Feb, priced at €80 just found
British Airways
Tue, 10 Mar - Wed, 25 Mar
DUB
Dublin
LHR
London
€81 Return, found 5 hours ago
€81
Return
found 5 hours ago
Select British Airways flight, departing Tue, 10 Mar from Dublin to London, returning Wed, 25 Mar, priced at €81 found 5 hours ago
British Airways
Sat, 21 Mar - Tue, 24 Mar
DUB
Dublin
LHR
London
€82 Return, found 1 day ago
€82
Return
found 1 day ago
Select British Airways flight, departing Sat, 21 Mar from Dublin to London, returning Tue, 24 Mar, priced at €82 found 1 day ago
British Airways
Wed, 28 Jan - Sat, 31 Jan
DUB
Dublin
LHR
London
€86 Return, found 1 day ago
€86
Return
found 1 day ago
Select British Airways flight, departing Wed, 28 Jan from Dublin to London, returning Sat, 31 Jan, priced at €86 found 1 day ago
British Airways
Sat, 31 Jan - Sun, 1 Feb
DUB
Dublin
LHR
London
€87 Return, just found
€87
Return
just found
Select British Airways flight, departing Sat, 31 Jan from Dublin to London, returning Sun, 1 Feb, priced at €87 just found
British Airways
Thu, 5 Mar - Sun, 8 Mar
DUB
Dublin
LHR
London
€88 Return, found 20 hours ago
€88
Return
found 20 hours ago
Select British Airways flight, departing Thu, 5 Mar from Dublin to London, returning Sun, 8 Mar, priced at €88 found 20 hours ago
Aer Lingus
Tue, 13 Jan - Thu, 22 Jan
DUB
Dublin
LHR
London
€95 Return, found 5 days ago
€95
Return
found 5 days ago
Select Aer Lingus flight, departing Tue, 13 Jan from Dublin to London, returning Thu, 22 Jan, priced at €95 found 5 days ago
Swiss International Air Lines
Fri, 20 Mar - Mon, 23 Mar
DUB
Dublin
LHR
London
€166 Return, found 6 hours ago
€166
Return
found 6 hours ago
Select Swiss International Air Lines flight, departing Fri, 20 Mar from Dublin to London, returning Mon, 23 Mar, priced at €166 found 6 hours ago
KLM
Thu, 5 Mar - Tue, 31 Mar
DUB
Dublin
LHR
London
€169 Return, found 1 day ago
€169
Return
found 1 day ago
Select KLM flight, departing Thu, 5 Mar from Dublin to London, returning Tue, 31 Mar, priced at €169 found 1 day ago
Air France
Mon, 2 Mar - Thu, 5 Mar
DUB
Dublin
LHR
London
€179 Return, found 2 hours ago
€179
Return
found 2 hours ago
Select Air France flight, departing Mon, 2 Mar from Dublin to London, returning Thu, 5 Mar, priced at €179 found 2 hours ago

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

November is typically the cheapest month to fly

From €74 - €102 per traveller.

Alternative airports near London

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Gatwick LGW. Cheapest option available. Average driving time to city centre is 52 minutes. Flights from €71
LGW
Gatwick
Cheapest
Average driving time to city centre52 min
Flights from €71
Select flight to Luton LTN. Average driving time to city centre is 45 minutes. Flights from €81
LTN
Luton
Average driving time to city centre45 min
Flights from €81
Select flight to London City LCY. Closest option available. Average driving time to city centre is 21 minutes. Flights from €188
LCY
London City
Closest
Average driving time to city centre21 min
Flights from €188
Dublin to London route information
Origin airport
Dublin
Destination airport
Heathrow
Airlines serving
Aer Lingus, Air France, British Airways, Eurowings, Iberia, KLM, Lufthansa, Swiss International Air Lines
Return price
€79
Distance
445 km
Average flight time
1 hour 20 mins

Perfect flights from Dublin to London

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Dublin to London. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Dublin to Heathrow ticket options cater to your travel preferences, with incredible one-way fares from €36 and roundtrip prices from €80. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Heathrow and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in London.

Frequently asked questions

How much is a flight from DUB to Heathrow Airport?
Based on fares offered within the last 7 days on Expedia for flights departing within the next year, round-trip flights from Dublin Airport to Heathrow Airport start from €80. Book ASAP to score the best price for your journey. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Dublin Airport (DUB) to Heathrow Airport?
We understand that things crop up unexpectedly, so we've made it as hassle-free as possible for you to cancel your flight online. Just visit the Customer Service Portal and follow the instructions.
How do I find cheap flights from Dublin Airport (DUB) to LHR 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 Dublin Airport (DUB) to Heathrow Airport (LHR) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Dublin Airport to Heathrow Airport (LHR)?
A flight distance of just 450 kilometres separates Corballis and Hounslow. Once you're up in the skies, you won't get a chance to do much more than flip through the pages of the in-flight magazine.
Which airlines fly direct from Dublin Airport to Heathrow Airport (LHR)?
One airline that flies from Dublin Airport (DUB) to Heathrow Airport is Aer Lingus (EI). It offers 282 flights a month. Love some more options? Check out what's available with British Airways (BA). This carrier offers 234 flights a month between these destinations.
Are Dublin Airport (DUB) to London Heathrow flight tickets cheaper when they're purchased at the last minute?
Flight prices fluctuate, so there are no guarantees. While last-minute deals between Dublin Airport and London Heathrow are possible, it also makes sense to keep a close eye on prices well before you fly. In fact, some carriers publicize their prices up to 12 months ahead of the departure date. Expedia is continuously updating the best airfare bargains around, so keep checking and be ready to secure your seat when fare prices drop.

Explore a world of travel with Expedia

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