Five flags waving against a clear blue sky.

Cheap Flights to Great Britain

View ₩377,900 flight on Tue, Oct 13, 2026Opens in a new window

Flight 1

Popular airlines

  • British Airways

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  • KLM

  • Finnair

  • Air France

  • Iberia

  • Austrian Airlines

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How much is the cheapest flight to Great Britain?

Prices were available within the past 7 days and start at ₩377,900 for one-way flights and ₩825,900 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

LOT-Polish Airlines
China Southern Airlines
Xiamen Airlines
Scandinavian Airlines
China Eastern Airlines

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 ₩825,900. 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 ₩825,900 and ₩936,000. If you were journeying one way out of Seoul (ICN), you could have picked up a bargain from just ₩377,900.
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.
When is the cheapest time to fly to Great Britain?
Jet off on a Tuesday to better your chances of nabbing the cheapest airfare to Great Britain. Mondays are usually the second most affordable day to depart. Saturday is generally the costliest day to fly anywhere.
How much is a plane ticket to Great Britain?
In the last seven days, tickets to Great Britain varied between ₩825,900 and ₩936,000. 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

Searching for cheap flights to Great Britain? No travel company presents more choices than Expedia if you're looking to compare flights to Great Britain. With more airlines, cheaper flights, fewer stops, and more departure and arrival times travellers should ensure they search on Expedia before any holiday to United Kingdom. Expedia provides the cheapest flights to many destinations in United Kingdom and you may find even greater savings if you combine your flight with a hotel stay in Great Britain.

Travel information

Destination airport
Heathrow
Destination airport IATA code
LHR
Destination city name
London
Roundtrip price
₩825,900

Trending flights to Great Britain

Prices were available within the past 7 days and start at ₩377,900 for one-way flights and ₩825,900 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

LOT-Polish Airlines
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