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Cheap LHR to DUB Flights

Prices were available within the past 7 days and starts at CA $108 for one-way flights and CA $162 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

London to Dublin route information

Origin Airport Heathrow
Destination Airport Dublin
Airlines Serving Aer Lingus, Air France, British Airways, Iberia, KLM, Lufthansa, SAS, Swiss International Air Lines
Flight Price CA $162
Distance 446 km


CA $238.53

CA $250.01

CA $389.59

Cheap LHR to DUB Flights

  • What is the cheapest airline flying from London to Dublin?

    Prices are hitting as high as $3,273 over the next three months when flying to DUB from LHR. Check out British Airways, as they have ticket reservations at just $111.
  • Which airline has the least delays from London to Dublin?

    Booking with American Airlines means you will arrive to Dublin around the time you were supposed to. In fact, this airline has a 100% on-time average. Of course, it never hurts to be prepared. If you're on United Airlines, be sure to sign up for the delay notifications to stay up to date with your flight's status.
  • What is the cheapest day to fly from London to Dublin?

    The cheapest day to fly to Dublin from London is on Tuesday. So, if you are trying to save a little cash on your next trip look for flights on Tuesday.
  • How many flights are there per day from London to Dublin?

    Each day is different, but on average, you can expect to see 33 available departure times. Compared to the average route departing GB with four flight times, you'll have more options than most.
  • How long does it take to fly from London to Dublin?

    If you are travelling on Aer Lingus, your flight will be around one hour and 15 minutes.
  • From London to Dublin, which day is going to have the most flight times?

    With 37 total flight time options, Thursday provides the most flexibility from LHR to DUB. The day with the least amount of options is Saturday with only 19 different times.
  • What is the cheapest date to fly to Dublin?

    As of Feb 17th, the best day for booking to Dublin (DUB) is Feb 27th. A ticket for this flight will run you around $111, which is 36% less than this route's average price.

Flight Information From Heathrow to Dublin 

Airport Name:🛫 Dublin
Airport Code:🛂 DUB
Avg. Direct Flight Duration:⏰ 1:20
Earliest Flight to Dublin:☀️ 6:35 AM GMT
Latest Flight to Dublin:🌙 9:15 PM GMT
Direct Airline(s) from Heathrow to Dublin:✈️ American Airlines, JAL, Air Canada, S7 Airlines, Aer Lingus, United Airlines, British Airways
One way from Heathrow to Dublin:➡️ CA $108
Round Trip from Heathrow to Dublin:🔄 CA $162


London to Dublin Flights

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Jul 19, 2019

The self check in was a bit confusing with the way we were supposed to place the bag.

Aug 22, 2018

Short flight , simply great service .

Aug 8, 2018

This was my first time flying with Aer Lingus and it won’t be my last. Fantastic job! Thank you

Jul 2, 2018

Will fly Aer Lingus again!

Apr 13, 2018

The Air Lingus staff were all extremely nice and helpful. One of the best airlines I have ever traveled with.

Apr 11, 2018

Apart from delays and my seat back kept reclining - nothing to do with me - everything else was good.

Mar 29, 2018

Online check-in was difficult

Mar 25, 2018

A ok

Apr 24, 2017

Seats were kind of small for such a long flight.

Apr 18, 2017

absolutely impressed with british airways