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

View AU$120 flight on Fri, 26 June 2026Opens in a new window

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

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

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

British Airways
Wed, 14 Oct - Mon, 26 Oct
LHR
London
DUB
Dublin
AU$216 Return, found 3 days ago
AU$216
Return
found 3 days ago
Select British Airways flight, departing Wed, 14 Oct from London to Dublin, returning Mon, 26 Oct, priced at AU$216 found 3 days ago
British Airways
Thu, 11 June - Wed, 17 June
LHR
London
DUB
Dublin
AU$217 Return, found 2 days ago
AU$217
Return
found 2 days ago
Select British Airways flight, departing Thu, 11 June from London to Dublin, returning Wed, 17 June, priced at AU$217 found 2 days ago
British Airways
Wed, 14 Oct - Sat, 31 Oct
LHR
London
DUB
Dublin
AU$220 Return, found 3 days ago
AU$220
Return
found 3 days ago
Select British Airways flight, departing Wed, 14 Oct from London to Dublin, returning Sat, 31 Oct, priced at AU$220 found 3 days ago
British Airways
Mon, 11 Jan - Sat, 16 Jan
LHR
London
DUB
Dublin
AU$223 Return, found 9 hours ago
AU$223
Return
found 9 hours ago
Select British Airways flight, departing Mon, 11 Jan from London to Dublin, returning Sat, 16 Jan, priced at AU$223 found 9 hours ago
British Airways
Thu, 6 Aug - Sun, 23 Aug
LHR
London
DUB
Dublin
AU$223 Return, found 5 days ago
AU$223
Return
found 5 days ago
Select British Airways flight, departing Thu, 6 Aug from London to Dublin, returning Sun, 23 Aug, priced at AU$223 found 5 days ago
British Airways
Thu, 18 June - Mon, 22 June
LHR
London
DUB
Dublin
AU$225 Return, found 3 days ago
AU$225
Return
found 3 days ago
Select British Airways flight, departing Thu, 18 June from London to Dublin, returning Mon, 22 June, priced at AU$225 found 3 days ago
Aer Lingus
Wed, 10 June - Thu, 11 June
LHR
London
DUB
Dublin
AU$231 Return, found 12 hours ago
AU$231
Return
found 12 hours ago
Select Aer Lingus flight, departing Wed, 10 June from London to Dublin, returning Thu, 11 June, priced at AU$231 found 12 hours ago
Lufthansa
Sat, 12 Sept - Wed, 16 Sept
LHR
London
DUB
Dublin
AU$306 Return, found 3 days ago
AU$306
Return
found 3 days ago
Select Lufthansa flight, departing Sat, 12 Sept from London to Dublin, returning Wed, 16 Sept, priced at AU$306 found 3 days ago
Scandinavian Airlines
Mon, 31 Aug - Tue, 15 Sept
LHR
London
DUB
Dublin
AU$357 Return, found 2 days ago
AU$357
Return
found 2 days ago
Select Scandinavian Airlines flight, departing Mon, 31 Aug from London to Dublin, returning Tue, 15 Sept, priced at AU$357 found 2 days ago
KLM
Fri, 20 Nov - Sun, 22 Nov
LHR
London
DUB
Dublin
AU$388 Return, found 5 hours ago
AU$388
Return
found 5 hours ago
Select KLM flight, departing Fri, 20 Nov from London to Dublin, returning Sun, 22 Nov, priced at AU$388 found 5 hours ago

Alternative airports near Dublin

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

Select flight to Dublin DUB. Cheapest and Closest option available. Average driving time to city centre is 14 minutes. Flights from AU$301
DUB
Dublin
CheapestClosest
Average driving time to city centre14 min
Flights from AU$301

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

January is typically the cheapest month to fly

From AU$150 - AU$332 per traveller.

Frequently asked questions

How much does a flight from London (LHR-Heathrow) to Dublin (DUB) cost?
One-way flights typically cost between $306 and $1,850 and return flights often range between $510 and $1,938. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Anaa (AAA) to Toronto, ON (YYZ-Pearson Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from London (LHR-Heathrow) to Dublin (DUB)?
January is typically the cheapest month to fly from London Heathrow (LHR) to Dublin (DUB), with average round-trip fares of approximately 464 CAD. This is about 10% lower than the average price throughout the year. January often sees lower prices because it falls after the busy holiday season, when travel demand tends to decrease. Other cheap months to fly from London Heathrow (LHR) to Dublin (DUB) include September and October.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from London (LHR-Heathrow) to Dublin (DUB)?
Enter LHR to DUB and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from London (LHR-Heathrow) to Dublin (DUB)?
To find a cheap flight from London (LHR-Heathrow) to Dublin (DUB), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from London (LHR-Heathrow) to Dublin (DUB)?
The best airline to fly with from London Heathrow (LHR) to Dublin (DUB) will differ from traveler to traveler. If you like to fly early, EI offers early morning flights. If price is the most important factor, EI typically offers the lowest fares. BA offers the most daily flights from London Heathrow (LHR) to Dublin (DUB), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from London (LHR-Heathrow) to Dublin (DUB)?
When looking for the best time to fly from London Heathrow (LHR) to Dublin (DUB), it's a balance between price and popularity. Historically, January and September are the cheapest months for a round-trip flight, with average prices around 464 CAD. However, the most popular months for this route are July and August. Since there's no overlap between the cheapest and most popular months, you'll need to decide what's most important for your trip. If saving money is your priority, aim for January or September. If you prefer to travel when there are plenty of flight options and a lively atmosphere, July and August might be better, though prices will likely be higher. This information is based on booking data from the past year.*Prices based on flights available on Expedia in the last year.
How many flights per day from London (LHR-Heathrow) to Dublin (DUB)?
There are approximately 19 nonstop flights per day from London (LHR-Heathrow) to Dublin (DUB). For even more choice, look at flights that include layovers, as there are around 140 connecting flights per day. Some common connection points include Schiphol (AMS), Kastrup (CPH), and Franz Josef Strauss Intl. (MUC).
What is the earliest flight from London (LHR-Heathrow) to Dublin (DUB)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from LHR to DUB. To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from London (LHR-Heathrow) to Dublin (DUB)?
You'll find the most flights from London Heathrow (LHR) to Dublin (DUB) on a Friday, with around 103 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include Aer Lingus, British Airways, and Lufthansa. Fridays offer notably more flight options compared to other days of the week.
What are the most popular departure times for flights from London (LHR-Heathrow) to Dublin (DUB)?
The most popular departure times for flights from London Heathrow (LHR) to Dublin (DUB) are in the morning, from 6am to 9am. About 28% of passengers prefer this time. Many major carriers, including British Airways, Aer Lingus and KLM, offer flights during this window. This timing works well because it allows you to get an early start to your day in Dublin.
How long does it take to fly from London (LHR-Heathrow) to Dublin (DUB)?
A nonstop flight from LHR to DUB typically takes around 1 hour 30 minutes, covering approximately 279 miles. Connecting flights on this route usually add 3 hours 50 minutes to your travel time. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from London (LHR-Heathrow) to Dublin (DUB)?
Select the "Business class" and "First class" filters when looking for LHR to DUB flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How much is a business class flight from London (LHR-Heathrow) to Dublin (DUB)?
A direct, round-trip business class ticket from LHR to DUB typically costs between 1,979 CAD - 2,749 CAD. Prices often fluctuate based on seasonality and how early you book. You may also be able to find a cheaper business class journey between Anaa (AAA) (AAA) to Toronto, ON (YYZ-Pearson Intl.) (YYZ) if you opt for a connecting flight.*Prices based on flights available on Expedia in the last year.
How do I earn miles on a London (LHR-Heathrow) to Dublin (DUB) flight with Expedia?
It's easy to earn miles on a London (LHR-Heathrow) to Dublin (DUB) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
Is it cheaper to buy a plane ticket from London (LHR-Heathrow) to Dublin (DUB) at the last minute?
Typically, booking a last minute flight from London (LHR-Heathrow) to Dublin (DUB) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a London (LHR-Heathrow) to Dublin (DUB) flight and hotel package?
Securing a London (LHR-Heathrow) to Dublin (DUB) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from London (LHR-Heathrow) to Dublin (DUB)?
If you booked your London (LHR-Heathrow) to Dublin (DUB) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Heathrow
Destination airport
Dublin
Airlines serving
Aer Lingus, Air France, British Airways, Eurowings Luftverkehrs, Iberia, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines
Return price
AU$216
Distance
445 km
Average flight time
1 hour 22 mins

Book with confidence

Your quick guide to flights from London to Dublin

Pick up great flights from London to Dublin

With Expedia, you have your pick of flights a day with 20 airlines covering flights from London to Dublin. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from London to Dublin that take around hours.

Find cheap flights from London to Dublin

From the great flight deals with prices currently ranging from AU$216 to AU$388, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from London to Dublin around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Dublin is normally in October.

Reasons to book your flight from London to Dublin with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from London to Dublin across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Dublin right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Your quick guide to flights from London to Dublin
*Available to Expedia members.