Dublin to London Flights on Aer Lingus from €55.00*

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Book Dublin (DUB) to London (LON) flight deals*

Houses of Parliament at dusk from Westminster Bridge in London, UK

Flights from Dublin to London



As Ireland’s flag carrier, Aer Lingus offers frequent flights, dependable schedules and a warm Irish welcome on routes between Ireland and the UK, Europe and North America.

Our short-haul European flights are designed to make getting away easy — with smooth, reliable journeys and well-timed schedules that help your trip start and end exactly as planned, whether it’s a long weekend, a family break or a business trip.

Fly from Dublin to London Heathrow with Aer Lingus and look forward to a warm Irish welcome onboard.

How long is the flight from Dublin to London (LHR)?

The direct flight from Dublin to London takes around 1 hour 25 minutes. Flight times can vary slightly depending on conditions.

Can I check in online for my Dublin to London flight?

Yes, online check-in opens 48 hours before departure. It’s the quickest way to choose your seat, download your boarding pass, and save time at the airport.

What can I expect on board with Aer Lingus?

You can look forward to friendly service, tasty food, drink and snack options from our Bia menu. See all onboard features.

How much luggage can I bring on my flight?

On shorthaul flights you can bring small personal item and check a 10kg bag free of charge. Baggage allowance depends on your selected fare type. Read more about shorthaul checked baggage.

Do I need a passport or visa to travel from Dublin to London?

We always recommend checking the latest requirements before you fly.

Things to do and places to see in London

The capital of Great Britain needs no introduction. A modern and vibrant city is waiting for you to show what it's got. There are plenty of things to do in London no doubt. Experience panoramic city views from the top of the London Eye or the viewing point at The Shard. Walk around the Shaftesbury Memorial Fountain at Piccadilly Circus or visit Tower Bridge.

Then, spend an afternoon in Hyde Park horseback riding or strolling around the Rose Garden. See relics from two of the ancient world's seven wonders at the British Museum - the Mausoleum of Halicarnassus and the Temple of Artemis at Ephesus where you can also view Imperial jades, Aztec art and the Classical Greek era Parthenon Marbles.

If you are looking for more excitement, take a boat ride to Greenwich. Catch the boat just outside Westminster bridge and sail down the Themes right to the small town of Greenwich where time started! Enjoy a walk in the park, take a look around the famous Cutty Sark merchant ship. During your visit to London, you can travel by tube or bus throughout the day getting from place to place as you wish.

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Book Dublin to London flight deals*

Book Dublin to London flight deals*
From
To
Fare Type
Dates
Price
Dublin (DUB)London (LHR)One way
/
Economy
Depart: 8 Sep 2026

From

€72.25

Seen: 1 hour ago

Dublin (DUB)London (LHR)One way
/
Economy
Depart: 10 Sep 2026

From

€72.25

Seen: 1 hour ago

Dublin (DUB)London (LHR)One way
/
Economy
Depart: 9 Sep 2026

From

€72.25

Seen: 1 hour ago

Dublin (DUB)London (LHR)One way
/
Economy
Depart: 12 Sep 2026

From

€72.25

Seen: 1 hour ago

Dublin (DUB)London (LHR)One way
/
Economy
Depart: 5 Sep 2026

From

€72.25

Seen: 2 hrs ago

Dublin (DUB)London (LON)One way
/
Economy
Depart: 26 Sep 2026

From

€78.25

Seen: 15 hrs ago

* Fares displayed include air transportation charges, taxes and fees. Fares displayed have been collected within the last 24 hours and may no longer be available at time of booking. Fares are economy class and may include connections with our partner airlines. Modifying this information may result in a different fare. Additional baggage fees and charges for optional products and services may apply.

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