How to get the best price from London Heathrow to Seoul Incheon?

Depending on when you travel and how far in advance you book, fares between London and Seoul can differ a lot.

£635 is the lowest fare found in the past 15 days.

Search engines like Jetcost can highlight price changes in just seconds. For example, some users find better prices by flying on one day of the week over another — try several searches to spot the cheapest day.

Planning flights between London and Seoul? Don’t forget the airport options

Especially when flying to medium or large cities, it's worth checking all possible airport combinations before booking.

• Airports in London: 6 airports are listed in London - City Airport, Gatwick, Heathrow, Luton, Southend, Stansted.
• Airports in Seoul: Seoul features 2 airports - Gimpo, Incheon.

Check for differences in transport costs to and from each airport — they affect your total spend. Choosing the right airport can make a real difference in price and timing.

Plan your perfect flight from London Heathrow to Seoul Incheon

Jetcost gives you full control over your flight search. Filter by date, time, duration, price, and airline. See round-trip and one-way options from low-cost and full-service carriers like Ryanair, British Airways, Easyjet, and more.

Other popular destinations

Planning a trip to South Korea? Other frequent searches include: Jeju City, Kwangju, Pusan, Seoul, Taegu.

Some airlines include baggage in the fare, others don’t — always check the details before booking. If you're looking for round-trip flights, you can easily see the most convenient combinations.