Title: £54 Cheap British Airways flights from London to Dublin (LHR→DUB) - Expedia.co.uk ![Moment RF](https://images.trvl-media.com/place/1069/6b465f6b-4c05-4ac8-bce6-22ba33b97f11.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/1069/6b465f6b-4c05-4ac8-bce6-22ba33b97f11.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # £54 Cheap British Airways flights from London to Dublin (LHR→DUB) [View £54 flight on Tue, 28 Jul 2026](https://expedia.co.uk/Flights-Search?trip=oneway&leg1=from:LHR,to:DUB,departure:28/07/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:53.80&airProductToken=AQowCi4IwoIBEgM4MjQY64kBIIMNKKDDkwMw9cOTAzhPQABYAWoFTk9CQUdyBU9aMFJPEgoIARABGAEqAkJBGAEiBAgBEAEoAigDMA0) - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 25% on select hotels after you book a flight\* - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.co.uk/login) ## British Airways flights from London to Dublin (LHR→DUB) Prices were available within the past 7 days and start at £54 for one-way flights and £84 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Return ![British Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/BA.gif) Thu, 16 Jul - Wed, 22 Jul LHR London DUB Dublin £84 Return found 11 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:DUB,departure:16/07/2026TANYT&leg2=from:DUB,to:LHR,departure:22/07/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:83.50&airProductToken=AQovCi0IwoIBEgM4MjQY64kBIIMNKKC8kgMw9bySAzhPQABYAWoFTk9CQUdyBE9aMFIKLwotCMKCARIDODM1GIMNIOuJASiyhpMDMP2GkwM4T0AAWAFqBU5PQkFHcgRPWjBSEgoIARABGAEqAkJBGAEiBAgBEAEoAigDMA0) ![British Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/BA.gif) Mon, 18 Jan - Wed, 20 Jan LHR London DUB Dublin £85 Return found 1 day ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:DUB,departure:18/01/2027TANYT&leg2=from:DUB,to:LHR,departure:20/01/2027TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:85.00&airProductToken=AQovCi0IwoIBEgM4MjgY64kBIIMNKJnqogMw7uqiAzhPQABYAWoFTk9CQUdyBE9aMFIKLwotCMKCARIDODM5GIMNIOuJASi4hqMDMIiHowM4T0AAWAFqBU5PQkFHcgRPWjBSEgoIARABGAEqAkJBGAEiBAgBEAEoAigDMA0) ![British Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/BA.gif) Tue, 28 Jul - Fri, 31 Jul LHR London DUB Dublin £86 Return just found [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:DUB,departure:28/07/2026TANYT&leg2=from:DUB,to:LHR,departure:31/07/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:85.55&airProductToken=AQovCi0IwoIBEgM4MjQY64kBIIMNKKDDkwMw9cOTAzhPQABYAWoFTk9CQUdyBE9aMFIKLwotCMKCARIDODM1GIMNIOuJASi-65MDMInskwM4T0AAWAFqBU5PQkFHcgRPWjBSEgoIARABGAEqAkJBGAEiBAgBEAEoAigDMA0) ![British Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/BA.gif) Mon, 10 Aug - Fri, 14 Aug LHR London DUB Dublin £87 Return found 1 hour ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:DUB,departure:10/08/2026TANYT&leg2=from:DUB,to:LHR,departure:14/08/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:86.54&airProductToken=AQovCi0IwoIBEgM4MjQY64kBIIMNKMDVlAMwldaUAzhPQABYAWoFTk9CQUdyBE9aMFIKLwotCMKCARIDODM1GIMNIOuJASj-iJUDMMmJlQM4T0AAWAFqBU5PQkFHcgRPWjBSEgoIARABGAEqAkJBGAEiBAgBEAEoAigDMA0) ![British Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/BA.gif) Sat, 6 Jun - Tue, 9 Jun LHR London DUB Dublin £88 Return just found [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:DUB,departure:06/06/2026TANYT&leg2=from:DUB,to:LHR,departure:09/06/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:87.50&airProductToken=AQovCi0IwoIBEgM4MjQY64kBIIMNKJv6jgMw8PqOAzhPQABYAWoFTk9CQUdyBE9aMFIKLwotCMKCARIDODM1GIMNIOuJASjNoo8DMJijjwM4T0AAWAFqBU5PQkFHcgRPWjBSEgoIARABGAEqAkJBGAEiBAgBEAEoAigDMA0) ![British Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/BA.gif) Fri, 27 Nov - Sat, 28 Nov LHR London DUB Dublin £89 Return found 1 day ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:DUB,departure:27/11/2026TANYT&leg2=from:DUB,to:LHR,departure:28/11/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:88.51&airProductToken=AQovCi0IwoIBEgM4MjQY64kBIIMNKKagngMw-6CeAzhPQABYAWoFTk9CQUdyBE9aMFIKLwotCMKCARIDODM5GIMNIOuJASiYsp4DMOiyngM4TkAAWAFqBU5PQkFHcgROWjBSEgoIARABGAEqAkJBGAEiBAgBEAEoAigDMA0) ## Alternative airports near Dublin Prices were available within the past 7 days. Prices and availability are subject to change. [](https://www.expedia.co.uk/Flights-Search?leg1=from:LHR,to:DUB,departure:11/04/2026TANYT&leg2=from:DUB,to:LHR,departure:13/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) DUB Dublin Airport CheapestClosest 14 min [Flights from £125 ](https://www.expedia.co.uk/Flights-Search?leg1=from:LHR,to:DUB,departure:11/04/2026TANYT&leg2=from:DUB,to:LHR,departure:13/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) ## Find the cheapest month to fly from London (LHR) to Dublin (DUB) ### November is typically the cheapest month to fly From £66 - £100 per traveller. ## Frequently asked questions ### How much is a British Airways flight from Heathrow Airport (LHR) to Dublin Airport (DUB)? ### What is the cheapest month to fly from LHR to DUB with British Airways? ### Does British Airways fly nonstop from Heathrow Airport (LHR) to Dublin Airport (DUB)? ### How long does it take to fly from LHR to DUB with British Airways? ### Which day of the week has the most British Airways flights from Heathrow Airport (LHR) to Dublin Airport (DUB)? ### What airports does British Airways fly into in Dublin? ### What kind of luggage can I take on a British Airways flight from Heathrow Airport (LHR) to Dublin Airport (DUB)? ### What type of plane does British Airways fly from Heathrow Airport (LHR) to Dublin Airport (DUB)? ### Can I change or cancel my British Airways flight from Heathrow Airport (LHR) to Dublin Airport (DUB)? ## Travel information | Origin airport | Heathrow | | ------------------- | -------------------------------------------------------------------------------------------------------------------------------------------------- | | Destination airport | Dublin | | Airlines serving | Aer Lingus, Air France, British Airways, Eurowings, Iberia, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, Turkish Airlines | | Popular airline | Aer Lingus | | Distance | 445 km | | Average flight time | 1 hour 22 mins | ## Explore a world of travel with Expedia - Packages - [Ireland's Eye ](https://www.expedia.co.uk/Irelands-Eye-Dublin.d6086193.Attraction) \*Available to Expedia members.