Question 1

What is the most punctual flight time for Incheon to London flights?

Accepted Answer

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

Question 2

What day of the week experiences the fewest flight delays on this route?

Accepted Answer

Tuesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Question 3

How often are flights from Incheon to London delayed?

Accepted Answer

About 26% of weekly flights between Incheon and London have experienced delays in the past year, with the average delay time being 120 minutes.

Question 4

Which airline has the best punctuality record on Incheon to London flights?

Accepted Answer

Over the past year, Virgin Atlantic have had the lowest number of delays on this route, with just 14% of flights being delayed.

Question 5

How far ahead should I book a flight from Incheon Intl Airport to London?

Accepted Answer

The best time to book flights from Incheon Intl Airport to London is 33 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Question 6

What is the cheapest month to book a flight from Incheon Intl Airport to London?

Accepted Answer

Currently, March is the cheapest month in which you can book a flight from Incheon Intl Airport to London (average of ₹ 64,266). Flying from Incheon Intl Airport to London in October is currently the most expensive (average of ₹ 116,387). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Question 7

Weekly flight availability from Incheon Intl Airport to London

Accepted Answer

The most flights from ICN to LON are scheduled on a Tuesday (5 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (2 on average).

Question 8

E

Accepted Answer

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

Question 9

E

Accepted Answer

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Question 10

What are the most reliable airlines from Incheon Intl Airport to London?

Accepted Answer

No one likes to see their flight delayed. When booking a flight from Incheon Intl Airport to London consider choosing Virgin Atlantic(87%), Asiana Airlines(80%) or Korean Air(72%), as they are the most reliable in getting you off to your destination on time.

Question 11

What is the cheapest time of day to fly from ICN to LON?

Accepted Answer

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Incheon Intl Airport to London as you normally would.

Question 12

Can I find deals for flights from Incheon Intl to London that include hotel bookings?

Accepted Answer

Yes. In addition to deals on Incheon Intl to London flights, Cheapflights offers holiday packages that include both flights and hotel.

Question 13

How can I find direct flights from Incheon Intl to London?

Accepted Answer

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Incheon Intl to London.

Question 14

Can I find deals for business class flights from Incheon Intl to London?

Accepted Answer

Yes. Cheapflights offers flight deals from Incheon Intl to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Question 15

How does Cheapflights help users find flights from Incheon Intl to London?

Accepted Answer

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to London from Incheon Intl today with Cheapflights!

Question 16

Why should you use Cheapflights to find cheap flight tickets from Incheon Intl to London?

Accepted Answer

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Incheon Intl to London for you. Better yet — we are completely free to use.

Question 17

Can Cheapflights find flights from Incheon Intl to London with no change fees?

Accepted Answer

Certainly. Search results for flights to London from Incheon Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Question 18

Can Cheapflights notify me if prices for flights from Incheon Intl to London become cheaper?

Accepted Answer

Of course! You can now track prices for flights from Incheon Intl to London and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

Popular in	October
Cheapest in	March
Average price	₹ 72,874

Cheap flights from Incheon Intl Airport to London

Find flight deals from Incheon Intl to London

Popular in

Cheapest in

Average price

Best time to book a flight from Incheon Intl to London

Have a flexible travel schedule? Discover the best time to fly to London from Incheon Intl with our price prediction graph.

Cheapflights Insights

How far ahead should I book a flight from Incheon Intl Airport to London?

The best time to book flights from Incheon Intl Airport to London is 33 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Incheon Intl Airport to London?

What is the cheapest time of day to fly from ICN to LON?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Incheon Intl Airport to London as you normally would.

Weekly flight availability from Incheon Intl Airport to London

The most flights from ICN to LON are scheduled on a Tuesday (5 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (2 on average).

How often are flights from Incheon to London delayed?

About 26% of weekly flights between Incheon and London have experienced delays in the past year, with the average delay time being 120 minutes.

What is the most punctual flight time for Incheon to London flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Incheon to London flights?

Over the past year, Virgin Atlantic have had the lowest number of delays on this route, with just 14% of flights being delayed.

Related info for your journey

What are the most reliable airlines from Incheon Intl Airport to London?

Can I find deals for flights from Incheon Intl to London that include hotel bookings?

How can I find direct flights from Incheon Intl to London?

Can I find deals for business class flights from Incheon Intl to London?

What is the cheapest month to book a flight from Incheon Intl Airport to London?

Travelling to a place near London?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Complete your trip

Complete your trip to London by adding a car rental and/or hotel reservation to your travel itinerary.

Direct flights to England

Book a non-stop flight to one of these other cities located in England.

Search flights from Incheon Intl to London by cabin class

Find flights from Incheon Intl to London, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to London

Explore flights to London departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 24 August 2026.

Incheon Intl and London flights

Browse other Incheon Intl and London flight options. Last updated on 24 August 2026.

Other flights from Incheon Intl

Browse through other flights departing from Incheon Intl. Flights are based on user searches made on Cheapflights and were last updated on 24 August 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Fly with Cheapflights

How does Cheapflights help users find flights from Incheon Intl to London?

Why should you use Cheapflights to find cheap flight tickets from Incheon Intl to London?

Can Cheapflights find flights from Incheon Intl to London with no change fees?

Can Cheapflights notify me if prices for flights from Incheon Intl to London become cheaper?

100% Free

Book With Flexibility

Travel Smart