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Find cheap flights from London to Dublin

LHR - DUB

Find cheap flights from London to Dublin

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London (LHR)
Dublin
Sat 25/9
Sat 2/10
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Good to know

Low season

AugustBest time to beat the crowds (15% less expensive on average)

High season

DecemberMost popular time to fly (20% more expensive on average)

Average price (return flight)

$173(avg. price over the last 2 weeks)

Good deal (return flight)

$203or less

Good deal one-way

$153or less

When to book flights from London to Dublin

Estimated return price
Average price per month
Flight prices as travel date approaches

Top tips for finding a cheap flight

  • Looking for a cheap flight? 25% of our users found flights on this route for $153 or less one-way and $203 or less round-trip.
  • The cheapest flight from London to Dublin was found, on average, 73 days before departure.
  • Book at least 3 weeks before departure in order to get a below-average price.
  • High season is considered to be November, December and January. The cheapest month to fly is August.
  • Download the Heathrow App to take advantage of the food and drink pre-ordering service with participating outlets at London Heathrow Airport (LHR). You can either consume in the terminal areas or take your purchases with you on-board your flight.
  • The Park & Ride service at Heathrow Airport is the most economical for long-term stays with prices starting around £8 (€9) per day. A free shuttle bus will transfer you to your required terminal, taking around 5-15min, depending on the distance between your terminal and the car park you are using.
  • London Heathrow is the UK’s busiest airport, operating four terminals. Make sure to check with your airline which terminal you need to depart from. Terminals are connected to each other by underpasses, buses 482 and 490, the Heathrow Express Rail Link, and the London Underground Piccadilly Line.

FAQs for booking London to Dublin flights

Can I transfer from Dublin Airport (DUB) to Dublin city centre by public transport?

What services are available at London Heathrow Airport for hidden disabilities?

What rail transport options are available from central London to London Heathrow Airport?

How many flights are there between London and Dublin?

Which airlines fly most frequently between London and Dublin?

How does KAYAK find such low prices on flights from London to Dublin?

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from London to Dublin?

What is the Hacker Fare option on flights from London to Dublin?

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from London to Dublin?

COVID-19 information

Safety measures for airlines flying from London to Dublin

Airlines flying from London to Dublin have enacted additional safety measures and adjusted policies to better accommodate travellers. Policies vary by airline.

Heightened sanitation

Daily cleaning, installation of cabin HEPA filters on flights from London to Dublin

Mandatory masks

Masks required on board, masks provided on flights from London to Dublin

Social distancing seating

Middle seats unavailable to book on flights from London to Dublin

Pre-flight testing

Testing for antibodies, testing for symptoms for flights from London to Dublin

Book cheap flights from London to Dublin

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