Cheap flights from London Heathrow Airport to Seoul from £268
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Seoul departing on 8/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Air China flights from London Heathrow Airport to Incheon Intl Airport
Our best Air China deals on London Heathrow Airport to Incheon Intl Airport flight tickets
Shenzhen Airlines flights from London Heathrow Airport to Incheon Intl Airport
Our best Shenzhen Airlines deals on London Heathrow Airport to Incheon Intl Airport flight tickets
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How to get the cheapest flight ticket from London Heathrow Airport to Incheon Intl Airport
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Incheon Intl Airport?
The cheapest month to fly to Incheon Intl Airport from London Heathrow Airport is in November. Flight prices, which tend to average around £473, are often lower during this time because this is during the off-season. If you aren’t able to travel to Incheon Intl Airport during the month of November, then flying in February is also cheap. Prices for this month can be found on momondo for an average of £511.
What is the cheapest day to depart on your flight to Incheon Intl Airport?
Our data shows that Wednesday is the least expensive day to fly to Incheon Intl Airport. Tickets to fly out on this day can be as low as £846. The most expensive day to fly to Incheon Intl Airport is Saturday, with ticket prices averaging around £932.
What is the cheapest time of day to depart on your flight to Incheon Intl Airport?
Our most recent data shows that the best time of day to fly to Incheon Intl Airport is at midday. Flights from London Heathrow Airport to Incheon Intl Airport during this time can be as low as £728. In contrast, the most expensive time of day to depart to Incheon Intl Airport is in the afternoon when prices are around £968.
What is the cheapest London Heathrow to Incheon Intl flight route?
Fly from London Heathrow to Incheon Intl for the best London Heathrow - Incheon Intl flight prices
How far in advance should I book a flight to Incheon Intl Airport?
You are more likely to see cheaper flights to Incheon Intl Airport from London Heathrow Airport when booking 14 weeks ahead of your departure date. In general, you can expect to find flights to Incheon Intl Airport for around £675 when searching 14 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Incheon Intl Airport from London Heathrow Airport for as low as £614 on momondo.
What cabin class options are available on London Heathrow to Incheon Intl flights?
There are 4 cabin classes available to choose from on London Heathrow to Incheon Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from London Heathrow to Incheon Intl?
China Southern, Hainan Airlines, and Shenzhen Airlines are the most popular carriers operating from London Heathrow to Incheon Intl
Which airlines fly to Incheon Intl Airport?
Asiana Airlines, Korean Air and Lufthansa are the top three most popular airlines that fly to Incheon Intl Airport from London Heathrow Airport according to our data. Asiana Airlines is the first choice among our users, with 35% of people opting to fly with this airline when travelling to Incheon Intl Airport. Keep in mind that there are 15 different airlines that fly to Incheon Intl Airport on a routine basis, so you have a few additional options to choose from.
How many flights depart from London Heathrow Airport to Incheon Intl Airport on average per day?
3 flights are operational daily from London Heathrow Airport to Incheon Intl Airport as of June 2025. The most popular departure time for this route is 19:00, with 100% of flights per day taking off in the evening.
How many flights depart from London Heathrow Airport to Incheon Intl Airport on average per week?
As of June 2025, 21 flights take off from London Heathrow Airport and land in Incheon Intl Airport each week. The most common flight departure day for this route is Mon, with 14% of weekly flights taking off on this day.
When to book flights from London Heathrow Airport to Incheon Intl Airport
Cheap London Heathrow Airport to Incheon Intl Airport (LHR to ICN) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Incheon Intl Airport
How far is London Heathrow to Incheon Intl by plane?
Incheon Intl is 5503.3 mi away from London Heathrow. Flights usually cover this in 13h 55m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from London Heathrow Airport to Incheon Intl Airport?
Prices for flights from London Heathrow Airport to Incheon Intl Airport were last updated today.
How many operators does momondo search for flights from London Heathrow Airport to Incheon Intl Airport?
The number of operators available for flights from London Heathrow Airport to Incheon Intl Airport is 15 as of June 2025.
How old do you have to be to fly from London Heathrow Airport to Incheon Intl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Heathrow Airport to Incheon Intl Airport.
What documentation or ID do you need to fly to Incheon Intl Airport?
The travel and health documents you'll need for your trip to Incheon Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Incheon Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from London Heathrow Airport to Incheon Intl Airport?
momondo data reveals that the most frequently booked plane model on the route from London Heathrow Airport to Incheon Intl Airport is Boeing 777-300ER, representing 35.44% of all bookings. The subsequent popular models are Airbus A350-900 at 27.24%, Airbus A350-1000 at 10.24%, and Boeing 787-9 Dreamliner at 10.16%.
What is the most popular airline from London Heathrow Airport to Incheon Intl Airport?
momondo data reveals that the most frequently booked airline on the route from London Heathrow Airport to Incheon Intl Airport is Asiana Airlines, representing 24% of all bookings. The subsequent popular airlines are Korean Air at 15%, Lufthansa at 14%, and Air China at 14%.
Best airlines flying from London Heathrow Airport to Incheon Intl Airport
Compare and see reviews for airlines that fly from London Heathrow Airport to Incheon Intl Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £333 | Free Cancellation | Rating 7.5 99 reviews | |||
| PriceFrom £339 | Free Cancellation | Rating 7.2 150 reviews | |||
| PriceFrom £359 | Free Cancellation | Rating 7.2 92 reviews | |||
| PriceFrom £417 | Free Cancellation | Rating 6.7 13 reviews | |||
| PriceFrom £445 | Free Cancellation | Rating 6.7 7,139 reviews | |||
| PriceFrom £517 | Free Cancellation | Rating 7.6 1,077 reviews | |||
| PriceFrom £517 | Free Cancellation | Rating 7.4 1,211 reviews | |||
| PriceFrom £537 | Free Cancellation | Rating 7.6 1,290 reviews | |||
| PriceFrom £542 | Free Cancellation | Rating 7.5 1,463 reviews | |||
| PriceFrom £543 | Free Cancellation | Rating 7.3 3,848 reviews |
Korean Air Flights From London Heathrow Airport to Incheon Intl Airport
Korean Air operates around 7 flights from London Heathrow Airport to Incheon Intl Airport every week. The average price of these flights found in the last 72 hours has been £1,117, but momondo users have found Korean Air deals from London Heathrow Airport to Incheon Intl Airport from as low as £971 round-trip. Korean Air has been scored 8.4/10 in 1,091 reviews.
Asiana Airlines Flights From London Heathrow Airport to Incheon Intl Airport
£934 is the best Asiana Airlines flight deal from London Heathrow Airport to Incheon Intl Airport found on momondo over the last 72 hours. The average Asiana Airlines ticket price found was closer to £1,109, however, with flight time and availability significantly affecting the price. Asiana Airlines (8.2/10 from 440 user reviews) flies into Incheon Intl Airport from London Heathrow Airport 7 times in an average week so prices can vary.
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We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to Seoul for you.
Can I find flights from London to Seoul with flexible booking policies on momondo?
momondo does allow users to show only those flights to Seoul from London which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from London to Seoul?
momondo provides multiple filters to help you find the best flight to Seoul from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from London to Seoul right now. Can momondo alert me if prices change?
If you are not ready to book a flight from London to Seoul now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Seoul and let you know when they change.