Korean Air flights from London to Incheon Intl Airport (LON - ICN)
LON — ICN
22 Oct — 29 Oct1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Find Korean Air flight deals from London to Incheon Intl
Enter your travel dates to find the best prices.
Cheapest
Best
Direct
Last-minute
One-way
Cheapest Korean Air flights from London to Incheon Intl
Explore the most affordable Korean Air flight options available from London to Incheon Intl. Find the lowest fares with prices last updated on 22 September 2026.
Tue 22/919:35 -
Nonstop12h 40m
Tue 27/1010:40 -
Nonstop14h 50m
Deal found 18/9£733
Sun 27/919:35 -
Nonstop12h 40m
Mon 12/1010:55 -
Nonstop14h 25m
Deal found 20/9£764
Mon 21/919:35 -
Nonstop12h 40m
Thu 1/1010:55 -
Nonstop14h 25m
Deal found 19/9£765
Best Korean Air flights from London to Incheon Intl
Discover carefully curated Korean Air flight deals from London to Incheon Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 22 September 2026.
Mon 2/1114:15 -
Nonstop12h 20m
Wed 11/1113:25 -
Nonstop14h 30m
Deal found 21/9£783
Wed 14/1013:25 -
Nonstop12h 40m
Wed 18/1113:25 -
Nonstop14h 30m
Deal found 21/9£783
Mon 26/1018:50 -
Nonstop12h 35m
Mon 9/1110:40 -
Nonstop14h 50m
Deal found 18/9£824
Direct Korean Air flights from London to Incheon Intl
Explore direct Korean Air flight options from London to Incheon Intl based on user searches, and compare prices and availability for your desired travel dates. Data last updated 22 September 2026.
Mon 16/1118:50 -
Nonstop12h 35m
Wed 2/1210:40 -
Nonstop14h 50m
Deal found 17/9£733
Sun 27/919:35 -
Nonstop12h 40m
Mon 12/1010:55 -
Nonstop14h 25m
Deal found 20/9£764
Fri 25/919:35 -
Nonstop12h 40m
Wed 30/910:55 -
Nonstop14h 25m
Deal found 18/9£767
Last-minute Korean Air flights from London to Incheon Intl
Discover last-minute Korean Air flight deals from London to Incheon Intl. Data last updated 22 September 2026 and is based on user searches.
Tue 22/919:35 -
Nonstop12h 40m
Tue 27/1010:40 -
Nonstop14h 50m
Deal found 18/9£733
Sun 27/919:35 -
Nonstop12h 40m
Mon 12/1010:55 -
Nonstop14h 25m
Deal found 20/9£764
Mon 21/919:35 -
Nonstop12h 40m
Thu 1/1010:55 -
Nonstop14h 25m
Deal found 19/9£765
One-way Korean Air flights to Incheon Intl
Search for one-way Korean Air flight options to Incheon Intl. Find affordable one-way fares based on user searches. Data last updated 22 September 2026.
Thu 29/1018:50 -
Nonstop12h 35m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 18/9£561
Sun 25/1018:50 -
Nonstop12h 35m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 17/9£562
Sun 27/919:35 -
Nonstop12h 40m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 20/9£563
Can I get a flight from London to Incheon Intl Airport on Korean Air for under £673?
9 Korean Air flights from LON to ICN have recently been found on Cheapflights for under £673. Click here to find the best deals to Incheon Intl Airport for your desired dates.
Korean Air flights from London to Incheon Intl in 2026
Find detailed information about Korean Air flights from London to Incheon Intl. Explore the options provided by Korean Air to plan your journey from London to Incheon Intl. Data last updated 22 September 2026.
Which month is the cheapest to fly Economy class from London to Incheon Intl Airport?
For Economy class flights, the cheapest month to fly this route is January. The most expensive months are July and August.
Weekly Korean Air flight availability from London to Incheon Intl Airport
The most Korean Air flights from LON to ICN are scheduled on a Monday (2 on average). You will have fewer Korean Air flight options on Wednesday, which is when the least amount of flights are scheduled (1 on average).
Rainfall in Incheon Intl by month
Plan your trip to Incheon Intl by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Incheon Intl Airport ranges from 20.0 - 260.0 inches per month. July is typically the wettest month, when rainfall can reach 260.0 mm. January is typically the driest time to visit Incheon Intl Airport when rainfall is around 20.0 mm.
Temperature in Incheon Intl by month
Plan your trip to Incheon Intl by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Incheon Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 25.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -2.0 C).
When is the best time to book a flight to Incheon Intl Airport with Korean Air?
The best time to book a flight to Incheon Intl Airport with Korean Air is 35 days before departure. On average, fares are higher if you book 4 days before departure.
Best time to book a flight from London to Incheon Intl
Have a flexible travel schedule? Discover the best time to fly to Incheon Intl from London with our price prediction graph.
LON-ICN
LHR-ICN
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
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.
Airlines serving Incheon Intl
Alternative routes
Complete your trip
Other carriers
Other destinations
Popular flights
Fly from London to Incheon Intl on another airline
Consider alternative airlines that service the Incheon Intl area. Flight routes are based on user searches made on Cheapflights and were last updated on 22 September 2026.
Browse through other Korean Air flights departing from London. Flight routes are based on user searches made on Cheapflights and were last updated on 22 September 2026.
If Incheon Intl is not for you, choose from these other destinations located in Asia. Flight routes are based on user searches made on Cheapflights and were last updated on 22 September 2026.
Browse through some of the most popular routes that Korean Air offers at this time. Flights are based on user searches made on Cheapflights and were last updated on 22 September 2026.
Read reviews and see what other travellers are saying about their experiences with Korean Air. Get insights from real passengers regarding the airline's services, customer satisfaction, and overall travel experience. Use these reviews to inform your decision when choosing Korean Air for your next flight. Reviews last updated 22 September 2026.
It was all good! The crew was amazing and attentive seats were comfortable and we got to our destination right on time! A great experience overall!
10.0
Wonderful|Jun 2026
Better
8.0
Very Good|Mar 2026
Could use some entertainment
10.0
Wonderful|Mar 2026
It was a smooth trip
10.0
Wonderful|Mar 2026
It was a smooth trip
1 out of 406
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
We value your privacy
Cheapflights and its partners wish to use cookies or similar technologies to store and/or access information on and about your device and process personal data such as your IP address, device identifiers etc., in order to improve your experience on the site, to analyse navigation, to offer and measure personalised advertising, and to facilitate sharing on social networks. We also allow the use of third-party cookies (including those from our advertising partners) on our sites.
By clicking 'Accept', you consent to your data being processed by 0 vendors on this web site for the purposes described in this notice. You can review the vendors and their individual processing purposes on the .
To review individual processing purposes and cookie categories, please click ’Select individual purposes’. You can review your choices and withdraw your consent at any time by clicking the ’Privacy Preferences’ link in the page side navigation.