Five flags waving against a clear blue sky.

Cheap Flights to Great Britain: Great Britain Flight Deals

View €17 flight on Sun, 16 Aug 2026Opens in a new window

Popular airlines

  • British Airways

  • Lufthansa

  • KLM

  • Finnair

  • Iberia

  • Air France

  • Air Canada

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 15% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap round-trip flights to Great Britain

Prices were available within the past 7 days and start at €17 for one-way flights and €34 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Ryanair
Aer Lingus
British Airways
KLM
Air France

Frequently asked questions

How do I find cheap flights to Great Britain that have flexible change policies?
Search for low-cost seats to Great Britain, then click on "No change fee" directly below the "Flexible change policies" heading. It's as easy as that. We understand that plans can change and flexibility matters, so you can book with confidence with Expedia.
Which airlines fly to Great Britain?
You can choose from a good range of airlines with flights into or near Great Britain. A few of your options are:
  • British Airways - 1,354 flights to or near Great Britain each month, including 1,219 flights to Heathrow Airport (LHR) per month.
  • American Airlines - 790 flights to or near Great Britain each month, including 790 flights to Heathrow Airport (LHR) per month.
  • United Airlines - 760 flights to or near Great Britain each month, including 638 flights to Heathrow Airport (LHR) per month.
How can I find cheap tickets to Great Britain?
One of the best ways to bag cheap tickets to Great Britain is to be flexible with your dates. Search for your flights, then click "flexible dates" at the top of your results. It will bring up the cheapest prices for nearby days. The lowest price for a flight to Great Britain in the last seven days was €34. Booking well in advance will generally help you walk away with an even bigger bargain.
How much is a flight to Great Britain?
The cost of a round-trip journey to Great Britain in the last seven days fluctuated between €34 and €175. If you were journeying one way out of Dublin (DUB), you could have picked up a bargain from just €17.
What are the most popular airports to fly into in Great Britain?
You're spoiled for choice in Great Britain. Once you've determined your final destination in the region, picking one of these major airports will be simple:
  • Heathrow Airport (LHR) - 3,690 flights per month.
  • Gatwick Airport (LGW) - 308 flights per month.
  • Edinburgh Airport (EDI) - 212 flights per month.
How much is a plane ticket to Great Britain?
In the last seven days, tickets to Great Britain varied between €34 and €175. The early bird catches the worm, so land yourself a good deal today.
What months are the cheapest to book a flight to Great Britain?
To score a bargain flight to Great Britain, try to book sometime in February when airfares are at their cheapest. The most expensive time to book? In the U.S, it's the month of December.

Book with confidence

Expedia.ie is an online travel company that specialises in securing the best prices for flights to Great Britain. 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 Great Britain. 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 Great Britain, or are just on the lookout for the best flights to Great Britain, 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 Great Britain 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.

Travel information

Destination airport
Gatwick
Destination airport IATA code
LGW
Destination city name
London
Return price
€34

Trending flights to Great Britain

Prices were available within the past 7 days and start at €17 for one-way flights and €34 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Ryanair
*Available to Expedia members.