Cheap flights from Incheon Intl Airport to London from $208
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 6/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Incheon Intl Airport to London
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Cheap direct flights
SWISS flights from Incheon Intl Airport to London Heathrow Airport
Our best SWISS deals on Incheon Intl Airport to London Heathrow Airport flight tickets
Etihad Airways flights from Incheon Intl Airport to London Heathrow Airport
Our best Etihad Airways deals on Incheon Intl Airport to London Heathrow Airport flight tickets
See travel insights to London from
How to get the cheapest flight ticket from Incheon Intl Airport to London Heathrow 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 Incheon Intl Airport and London Heathrow Airport?
What is the cheapest month to fly to London Heathrow Airport?
The month of November is, on average, the cheapest month to fly to London Heathrow Airport from Incheon Intl Airport, with most prices found around $657. If you’re not able to fly to London Heathrow Airport in November, then March is your next best option. Flight prices from Incheon Intl Airport to London Heathrow Airport during March average around $693.
What is the cheapest day to depart on your flight to London Heathrow Airport?
Our data shows that Saturday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $1,075. The most expensive day to fly to London Heathrow Airport is Sunday, with ticket prices averaging around $1,349.
What is the cheapest time of day to depart on your flight to London Heathrow Airport?
According to our data, the cheapest time of day to fly to London Heathrow Airport is in the evening. momondo users have found flights departing from Incheon Intl Airport to London Heathrow Airport in the evening for as low as $977. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the morning are often more expensive with an average ticket price of $1,104.
What is the cheapest Incheon Intl to London Heathrow flight route?
Fly from Incheon Intl to London Heathrow for the best Incheon Intl - London Heathrow flight prices
How far in advance should I book a flight to London Heathrow Airport?
You are more likely to see cheaper flights to London Heathrow Airport from Incheon Intl Airport when booking 8 weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $838 when searching 8 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Incheon Intl Airport for as low as $785 on momondo.
What cabin class options are available on Incheon Intl to London Heathrow flights?
There are 3 cabin classes available to choose from on Incheon Intl to London Heathrow 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 Heathrow?
China Eastern, China Southern, and Air China are the most popular carriers operating from Incheon Intl to London Heathrow
What airlines fly to London Heathrow Airport?
Asiana Airlines, Korean Air and Air China are the top three most popular airlines that fly to London Heathrow Airport from Incheon Intl Airport according to our data. Asiana Airlines is the first choice among our users, with 47% of people opting to fly with this airline when traveling to London Heathrow Airport. Keep in mind that there are 6 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.
How many flights depart from Incheon Intl Airport to London Heathrow Airport on average per day?
As of April 2025, there are 3 flights per day flying from Incheon Intl Airport to London Heathrow Airport. The most common time of day flights depart is 10:00AM, with 66% of flights taking off at noon.
How many flights depart from Incheon Intl Airport to London Heathrow Airport on average per week?
As of April 2025, 21 flights take off from Incheon Intl Airport and land in London Heathrow 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 Incheon Intl Airport to London Heathrow Airport
Cheap Incheon Intl Airport to London Heathrow Airport (ICN to LHR) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Incheon Intl Airport to London Heathrow Airport
How far is Incheon Intl to London Heathrow by plane?
There are 5503.3 mi between Incheon Intl and London Heathrow. In terms of flight time, this usually takes a little over 16h 00m.
When did momondo last update prices for flights from Incheon Intl Airport to London Heathrow Airport?
Prices for flights from Incheon Intl Airport to London Heathrow Airport are updated daily.
How many operators does momondo search for flights from Incheon Intl Airport to London Heathrow Airport?
There are 6 operators available for flights from Incheon Intl Airport to London Heathrow Airport as of April 2025.
How old do you have to be to fly from Incheon Intl Airport to London Heathrow Airport?
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 Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The necessary travel and health documents for your London Heathrow Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking 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 Heathrow Airport?
Based on momondo bookings for flights between Incheon Intl Airport and London Heathrow Airport, the leading plane model is Boeing 777-300ER, making up 59.03% of the total bookings. Other popular models include Airbus A350-900 with 38.54%, Boeing 747-8 with 2.28%, and Embraer 190 with 0.14%.
What is the most popular airline from Incheon Intl Airport to London Heathrow Airport?
momondo data reveals that the most frequently booked airline on the route from Incheon Intl Airport to London Heathrow Airport is Asiana Airlines, representing 41% of all bookings. The subsequent popular airlines are Korean Air at 24%, Air China at 13%, and Etihad Airways at 8%.
Best airlines flying from Incheon Intl Airport to London Heathrow Airport
Compare and see reviews for airlines that fly from Incheon Intl Airport to London Heathrow Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $552 | Free Cancellation | Rating 7.2 88 reviews | |||
| PriceFrom $624 | Free Cancellation | Rating 7.6 1,275 reviews | |||
| PriceFrom $672 | Free Cancellation | Rating 7.4 1,203 reviews | |||
| PriceFrom $682 | Free Cancellation | Rating 6.7 7,044 reviews | |||
| PriceFrom $825 | Free Cancellation | Rating 8.2 442 reviews | |||
| PriceFrom $847 | Free Cancellation | Rating 8.4 1,068 reviews |
Korean Air Flights From Incheon Intl Airport to London Heathrow Airport
Korean Air is one of the most popular airlines flying from Incheon Intl Airport to London Heathrow Airport, operating 7 flights/week on average for this route. A good Korean Air flight deal for Incheon Intl Airport to London Heathrow Airport starts from $847 round-trip, up to an average price of $1,103. Our users have rated Korean Air at 8.4/10.
Asiana Airlines Flights From Incheon Intl Airport to London Heathrow Airport
Asiana Airlines (8.2/10 from 442 reviews) operates around 7 flights from Incheon Intl Airport to London Heathrow Airport in any given week. The average Asiana Airlines airfare for this route is around $991, with deals from around $825 rare but found on momondo. Referenced prices are for round-trip Incheon Intl Airport to London Heathrow Airport flight searches in the last 72 hours.
Traveling to a place near London?
Book flights to London if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Seoul to London?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Seoul to London. momondo saves you time and could save you money on your trip.
Can I find flights from Seoul to London with flexible booking policies on momondo?
momondo does allow users to show only those flights to London from Seoul which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Seoul to London?
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?
Of course. momondo tracks the price of Seoul to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.