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Flights from London to Dublin

Cheapest airlines flights from London to Dublin

Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.
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Find cheap flights from London to Dublin

We've found these cheap flights for you. You can book one-way or round-trip flight tickets.

  • Round-trip
  • One way

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

London to Dublin Flight Information

Cheapest one-way flight price $22
Cheapest round-trip ticket price $45
Off-season for travel May
Peak season for travel March
Flight distance 467.71 km
Average flight time 1 hour 23 minutes
Popular airline Ryanair

When is the cheapest time to book flights from London to Dublin?

We monitor flight fares to help you find the best deals effortlessly

Cheapest flights
From price
Search
  • 15 22
  • 22 29

  • Jul

    29 6
  • 6 13
  • 13 20
  • 20 27

  • Aug

    27 3
  • 3 10
  • 10 17
  • 17 24
  • 24 31

  • Sep

    31 7
Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • When are flight tickets from London (LON) to Dublin (DUB) the cheapest?

    Airlines adjust prices for flights from London to Dublin based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from London (LON) to Dublin (DUB) cost?

    According to Trip.com's data, the lowest price is around $205.

  • How long does it take to fly from London (LON) to Dublin (DUB) and what is the distance?

    It takes around 1 hour 23 minutes to fly from London (LON) to Dublin (DUB).

  • What are the most popular airlines that fly from London (LON) to Dublin (DUB)?

    Airlines with flights from London (LON) to Dublin (DUB): British Airways, Aer Lingus, Qatar Airways and Ryanair.

How to find a cheap flight from London to Dublin

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from London to Dublin. Book your flights at the right time and save more.
1
Being flexible with your dates to get the cheapest London to Dublin ticket.
Tap "Date" on flight search bar to scan through the calender for London to Dublin airfare over next 6 months in 2025. If you would like to fly in next 3 months, it seems the cheapest date is on Wed, Jun 25 at US$23 for one-way flights.
2
Compare cheap London to Dublin flight deals from over hundreds of airlines.
Our extensive search allows you to compare prices from over 500 airlines to choose the cheapest flight tickets from London to Dublin. The cheapest airline operating is Ryanair.
3
Set up a Price Alert
By setting up a Price Alert for your London to Dublin route, you can easily track the price of your airline tickets from London to Dublin without manually checking every day.
4
Don't miss cheap London to Dublin flight deals and promo codes.
You can always get the latest deals through Trip.com Deals and Promo Codes for cheap flights for cheap flights. If registering a free membership, you can receive more deals for your flights.
5
Book early or wait unitl the last minute.
It's always better to book early. Flight tickets tend to be the cheapest when they are first released, normally about a year before the departure date. So, check online as soon as the flights you want become available. If you miss the cheapest time, you can still find lower-priced tickets as the flight date approaches.
6
Search for flights on the go.
To get the best flight booking experience on the go, download Trip.com free app and search for cheap flight tickets from London to Dublin to get exclusive deals for you.

Read before Taking Flights from London to Dublin

If you’re looking to book cheap flights from London to Dublin, Trip.com has you covered. Many people travel from London to Dublin for the city’s world-famous sights, delicious Irish cuisine and unrivalled shopping scene. A convenient destination, you can fly from London to Dublin in just over 1 hour 20 mins, making it the perfect place for a short city break, or even a gateway to explore the rest of Ireland. With prices starting from just £10, there’s never been a better time to book tickets from London to Dublin and experience all that this incredible city has to offer.

How to find a cheap flights from London to Dublin

Finding cheap flights from London to Dublin is easy with our money-saving tips. You can secure the best deals by booking in advance, flying on a weekday rather than a weekend, going incognito when browsing for flights, and choosing to fly with better-priced budget airlines.

Airlines that fly from London to Dublin

A few airlines offer direct flights from London to Dublin, including British Airways, Aer Lingus

Flight time from London to Dublin

Dublin lies a distance of miles from London, with flights taking around 1 hour 20 mins.

Departure from a London Airport to Dublin

Flights from London Heathrow Airprot to Dublin You can get a tube direct from the city centre to the airport. It takes approximately 45 minutes on the Piccadilly Line with prices starting from £5.50, or 30 minutes on the Elizabeth Line for £12.80. You can also get the Heathrow Express from London Paddington in 15 minutes from £5.50, or a 35-minute coach from London Victoria from £6.Flights from London Gatwick Airport to Dublin The Gatwick Express offers a non-stop train from London Victoria in just 30 minutes for £19.90. Southern and Thameslink also offer trains, with prices starting from £11.30. You can also get a coach from London Victoria to Gatwick from £10 which takes 1.5-2 hours.Flights from London Stansted Airport to Dublin The Stansted Express takes 50 minutes from London Liverpool street with prices from £9.90. You can also get the Airport Bus Express from here too, which takes around 1 hour and costs £12.Flights from London Luton Airport to Dublin The Luton Airport Express from London St Pancras takes 32 minutes with tickets from £10, or from just £5, you can get a 1.5 hour National Express Coach from London Victoria.Flights from London City Airport to Dublin You can get the DLR to London City Airport from Bank in around 20 minutes, with prices starting from just £3.Flights from London Southend Airport to Dublin Greater Anglia and c2c offer trains from Liverpool street station to Southend airport in 52 minutes, with tickets starting from £20.10.

More Travel Options

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