Cheap flights from London to Seoul from £244
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 to Seoul departing on 4/9. 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 to Incheon Intl Airport
Our best Air China deals on London to Incheon Intl Airport flight tickets
Shenzhen Airlines flights from London to Incheon Intl Airport
Our best Shenzhen Airlines deals on London to Incheon Intl Airport flight tickets
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How to get the cheapest flight ticket from London 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 typical price of a round-trip flight between London and Incheon Intl Airport?
What is the cheapest month to fly to Incheon Intl Airport?
The cheapest month to fly to Incheon Intl Airport from London is in November. Flight prices, which tend to average around £405, 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 £463.
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 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 to Incheon Intl flight route?
Fly from London Heathrow to Incheon Intl for the best London - 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 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 for as low as £614 on momondo.
What cabin class options are available on London to Incheon Intl flights?
There are 4 cabin classes available to choose from on London 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 to Incheon Intl?
China Southern, Hainan Airlines, and Air China are the most popular carriers operating from London to Incheon Intl
Which airlines fly to Incheon Intl Airport?
Asiana Airlines, Korean Air and Air China are the top three most popular airlines that fly to Incheon Intl Airport from London 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 to Incheon Intl Airport on average per day?
3 flights are operational daily from London 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 to Incheon Intl Airport on average per week?
The number of flights available between London and Incheon Intl Airport is 21 per week as of June 2025. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.
When to book flights from London to Incheon Intl Airport
Cheap London to Incheon Intl Airport (LON to ICN) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from London to Incheon Intl Airport
How far is London to Incheon Intl by plane?
The distance between London and Incheon Intl is about 5492.6 mi. 13h 55m is a normal flight duration for this route.
When did momondo last update prices for flights from London to Incheon Intl Airport?
Prices for flights from London to Incheon Intl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from London to Incheon Intl Airport?
As of June 2025, there are 15 operators available to choose from for flights from London to Incheon Intl Airport.
How old do you have to be to fly from London to Incheon Intl Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Incheon Intl Airport.
What documentation or ID do you need to fly to Incheon Intl Airport?
The travel and health documents required for your trip to Incheon Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Incheon Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from London to Incheon Intl Airport?
momondo data reveals that the most frequently booked plane model on the route from London 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 to Incheon Intl Airport?
Based on momondo bookings for this flight route, the most popular airline on flight routes from London to Incheon Intl Airport is Air China (25% of total bookings). The next most popular airlines are Asiana Airlines (15%), China Eastern (11%), and Korean Air (11%).
Best airlines flying from London to Incheon Intl Airport
Compare and see reviews for airlines that fly from London to Incheon Intl Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £316 | Free Cancellation | Rating 7.2 150 reviews | |||
| PriceFrom £333 | Free Cancellation | Rating 7.5 99 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 £537 | Free Cancellation | Rating 7.3 3,848 reviews | |||
| PriceFrom £542 | Free Cancellation | Rating 7.5 1,463 reviews |
Korean Air Flights From London to Incheon Intl Airport
Korean Air operates around 7 flights from London 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 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 to Incheon Intl Airport
The best Asiana Airlines deal for London to Incheon Intl Airport flight tickets found on momondo in the last 72 hours was £934, round-trip. It should be noted that an average Asiana Airlines flight deal for this route in this time was higher, at £1,109 round-trip. Asiana Airlines operates 7 flights out of London into Incheon Intl Airport in an average week, so prices vary by time and availability. 440 Asiana Airlines reviews by users on momondo have scored the airline at 8.2/10.
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Why should I use momondo to find a flight deal from London to Seoul?
It is quick and easy to find London to Seoul flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Seoul that suits you.
Can I find flights from London to Seoul with flexible booking policies on momondo?
Flights from London to Seoul with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from London to Seoul?
momondo helps you find the best flight between London and Seoul by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from London to Seoul right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Seoul, momondo offers a useful price alert feature which will track prices for flights to Seoul from London and alert you when they change.