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Cheap round-trip flights to London

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

Trending flights to London

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

Expedia.ie is an online travel company that specialises in securing the best prices for flights to London. With Expedia you get highly specialised services, combining the best of technology, in-depth knowledge and the best connections in order to offer great deals to London. Expedia shares your passion for travel and has built the best online travel service that promotes and encourages travel. Whether you are looking for cheap flights to London, or are just on the lookout for the best flights to London, you are sure to find the best deals with Expedia.ie.

"One of the many benefits of booking your flights through Expedia is that we are one of the world’s largest online travel agency, which means we use our collective experience and work tirelessly to bring you the best prices. With Expedia you get a user-friendly internet experience and a dedicated customer support service that ensures that everything goes smoothly. The goal of Expedia is to offer premium services at the lowest price, all at one single place. If you wish to save even more try combing a hotel in London to your flight and create a personalised low cost city break or holiday to your favourite destination. Book early and you could save even more!

If you have an Expedia.ie itinerary number and have a question or concern about your travel plans you can call us on (01) 524 5005 from 8am - 10pm Monday to Friday, and 9am - 10pm at weekends and an Expedia agent will help you.

Flights to information

Destination Airport London
Destination Airport IATA Code LON

Reviews from verified customers

Mar 17, 2020

Went very smoothly

Mar 7, 2020

Very easy and well organised

Mar 4, 2020

Always a pleasure

Feb 27, 2020

We are only 1 lay over in dallas. Flight to dublin waited for us. We we're there 15 before the take off. Super staff

Feb 21, 2020

Flight. Delayed talke off due to winds. No earr phones for kids to watch movies all else good

Feb 5, 2020

Aer Lingus provide a wonderfully relaxed and comfortable service.

Oct 31, 2019

Did not like that to guarantee the seats you want, you have to pay extra, I think that is very unfair especially when travelling as a family. This gets very expensive.

Oct 28, 2019

Great to fly with

Oct 27, 2019

Great service.

Sep 4, 2019

No. All fine. Thanks