Cheap flights from Incheon Intl Airport to London from £154
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Incheon Intl Airport to London departing on 1/7. 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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China Southern flights from Incheon Intl Airport to London
Our best China Southern deals on Incheon Intl Airport to London flight tickets
Shenzhen Airlines flights from Incheon Intl Airport to London
Our best Shenzhen Airlines deals on Incheon Intl Airport to London flight tickets
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How to get the cheapest flight ticket from Incheon Intl Airport to London
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 London?
The cheapest month to fly to London from Incheon Intl Airport is in May. Flight prices, which tend to average around £422, are often lower during this time because this is during the off-season. The month of November is another great option to travel to London, with average flight prices from Incheon Intl Airport averaging around £455.
What is the cheapest day to depart on your flight to London?
Our data shows that Monday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £690. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Incheon Intl Airport to London for around £827.
What is the cheapest time of day to depart on your flight to London?
The cheapest time of day to fly to London is in the evening when flights can be purchased for as low as £534. Flights at midday are often more expensive, with an average ticket price of £783.
What is the cheapest Incheon Intl to London flight route?
Fly from Incheon Intl to London Heathrow for the best Incheon Intl - London flight prices
How far in advance should I book a flight to London?
You are more likely to see cheaper flights to London from Incheon Intl Airport when booking 16 weeks ahead of your departure date. In general, you can expect to find flights to London for around £626 when searching 16 weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Incheon Intl Airport for as low as £562 on momondo.
What cabin class options are available on Incheon Intl to London flights?
There are 4 cabin classes available to choose from on Incheon Intl to London 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 Incheon Intl to London?
China Southern, China Eastern, and Vietnam Airlines are the most popular carriers operating from Incheon Intl to London
Which airlines fly to London?
Asiana Airlines, Korean Air and China Eastern are the top three most popular airlines that fly to London from Incheon Intl Airport according to our data. Asiana Airlines is the first choice among our users, with 39% of people opting to fly with this airline when travelling to London. Keep in mind that there are 4 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.
How many flights depart from Incheon Intl Airport to London on average per day?
As of June 2025, there are 3 flights per day flying from Incheon Intl Airport to London. The most common time of day flights depart is 10:00, with 66% of flights taking off at midday.
How many flights depart from Incheon Intl Airport to London on average per week?
21 flights are operational weekly from Incheon Intl Airport to London as of June 2025. The most popular departure day for this route is Mon, with 14% of flights per week taking off on this day.
When to book flights from Incheon Intl Airport to London
Cheap Incheon Intl Airport to London (ICN to LON) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Incheon Intl Airport to London
How far is Incheon Intl to London by plane?
London is 5492.6 mi away from Incheon Intl. 15h 25m is a normal flight duration for this route.
When did momondo last update prices for flights from Incheon Intl Airport to London?
Prices for flights from Incheon Intl Airport to London refresh daily.
How many operators does momondo search for flights from Incheon Intl Airport to London?
The number of operators available for flights from Incheon Intl Airport to London is 4 as of June 2025.
How old do you have to be to fly from Incheon Intl Airport to London?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Incheon Intl Airport to London.
What documentation or ID do you need to fly to London?
The travel and health documents you'll need for your trip to London 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 London. 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 Incheon Intl Airport to London?
Based on momondo bookings for flights between Incheon Intl Airport and London, the leading plane model is Boeing 777-300ER, making up 47.67% of the total bookings. Other popular models include Airbus A350-900 with 44.40%, Boeing 747-8 with 7.78%, and Embraer 190 with 0.15%.
What is the most popular airline from Incheon Intl Airport to London?
momondo data reveals that the most frequently booked airline on the route from Incheon Intl Airport to London is China Eastern, representing 32% of all bookings. The subsequent popular airlines are Air China at 18%, China Southern at 14%, and Korean Air at 14%.
Best airlines flying from Incheon Intl Airport to London
Compare and see reviews for airlines that fly from Incheon Intl Airport to London with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £350 | Free Cancellation | Rating 7.1 152 reviews | |||
| PriceFrom £554 | Free Cancellation | Rating 7.6 1,292 reviews | |||
| PriceFrom £654 | Free Cancellation | Rating 8.2 441 reviews | |||
| PriceFrom £664 | Free Cancellation | Rating 8.4 1,090 reviews |
Korean Air Flights From Incheon Intl Airport to London
Across 7 Korean Air flights from Incheon Intl Airport to London this week, the average price was £1,138, with the best Korean Air deals starting from £901 round-trip. 1,090 users have rated Korean Air on momondo, with an average score of 8.4/10.
Asiana Airlines Flights From Incheon Intl Airport to London
Across 441 Asiana Airlines reviews on momondo, the average score is 8.2/10. Asiana Airlines flies from Incheon Intl Airport to London about 7 times each week, with ticket deals ranging from £888 to £1,076. Price data is based on momondo searches in the last 72 hours.
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Why should I use momondo to find a flight deal from Seoul to London?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from Seoul.
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Yes. momondo allows you to filter the results for Seoul to London flights to just show those with flexible booking policies.
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momondo helps you find the best flight between Seoul and London 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 Seoul to London right now. Can momondo alert me if prices change?
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