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Cheap flights from Incheon Intl Airport to London from $267

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 11/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Incheon Intl Airport to London

Cheap round-trip flights

Lufthansa Logo
1:05 pm - 8:05 amICN-LHR
28h 00m2 stops
Lufthansa Logo
8:45 am - 11:15 amLHR-ICN
17h 30m1 stop
$281Lufthansa
Find Deal
ter, nov 25 - qui, dez 4
China Southern Logo
10:45 pm - 5:20 pmICN-LGW
27h 35m1 stop
China Southern Logo
8:25 pm - 9:45 pmLGW-ICN
16h 20m1 stop
$660China Southern
Find Deal
sex, nov 21 - sáb, nov 29
China Eastern Logo
4:35 pm - 3:00 pmICN-LGW
30h 25m1 stop
China Eastern Logo
11:35 am - 1:30 pmLGW-ICN
17h 55m1 stop
$661China Eastern
Find Deal
qua, jul 23 - sáb, ago 30
 Logo
11:05 pm - 9:00 amICN-LHR
18h 55m1 stop
 Logo
9:00 am - 10:10 amLHR-ICN
16h 10m1 stop
dom, dez 7 - qui, dez 11
China Eastern Logo
4:20 pm - 3:10 pmICN-LGW
30h 50m1 stop
China Eastern Logo
11:35 am - 11:55 amLGW-ICN
16h 20m1 stop
$672China Eastern
Find Deal
dom, ago 17 - dom, ago 31
Air China Logo
2:55 pm - 7:40 pmICN-LHR
37h 45m1 stop
Air China Logo
9:35 pm - 12:55 pmLHR-ICN
30h 20m1 stop
$674Air China
Find Deal
qua, dez 3 - ter, dez 16
 Logo
11:20 am - 9:20 amICN-LHR
30h 00m1 stop
 Logo
10:10 pm - 1:55 pmLHR-ICN
31h 45m1 stop
ter, set 9 - ter, set 23
Air China Logo
1:05 pm - 6:35 amICN-LGW
25h 30m1 stop
Air China Logo
9:10 pm - 9:45 pmLGW-ICN
16h 35m1 stop
$702Air China
Find Deal
dom, ago 17 - dom, ago 31
Asiana Airlines Logo
12:25 pm - 6:05 pmICN-LHR
14h 40mnonstop
Asiana Airlines Logo
8:10 pm - 5:45 pmLHR-ICN
12h 35mnonstop
$727Asiana Airlines
Find Deal
dom, nov 30 - dom, dez 14
Asiana Airlines Logo
12:25 pm - 6:05 pmICN-LHR
14h 40mnonstop
Asiana Airlines Logo
8:10 pm - 5:45 pmLHR-ICN
12h 35mnonstop
$728Asiana Airlines
Find Deal
sex, nov 21 - sáb, nov 29

Lufthansa flights from Incheon Intl Airport to London

Our best Lufthansa deals on Incheon Intl Airport to London flight tickets
Lufthansa
Nov 25
ICN1:05 pmIncheon Intl
28h 00m
2 stops
LHR8:05 amLondon Heathrow
Dec 4
LHR8:45 amLondon Heathrow
17h 30m
1 stop
ICN11:15 amIncheon Intl
Lufthansa
Dec 1
ICN1:05 pmIncheon Intl
18h 15m
1 stop
LHR10:20 pmLondon Heathrow
Dec 7
LHR8:45 amLondon Heathrow
17h 30m
1 stop
ICN11:15 amIncheon Intl
Lufthansa
Nov 19
ICN1:05 pmIncheon Intl
18h 15m
1 stop
LHR10:20 pmLondon Heathrow
Nov 27
LHR8:45 amLondon Heathrow
17h 30m
1 stop
ICN11:15 amIncheon Intl

Finnair flights from Incheon Intl Airport to London

Our best Finnair deals on Incheon Intl Airport to London flight tickets
Finnair
Oct 9
ICN9:50 pmIncheon Intl
32h 20m
1 stop
LHR10:10 pmLondon Heathrow
Oct 23
LHR7:30 amLondon Heathrow
19h 50m
1 stop
ICN11:20 amIncheon Intl
Finnair
Sep 8
ICN9:50 pmIncheon Intl
32h 20m
1 stop
LHR10:10 pmLondon Heathrow
Sep 23
LHR6:10 pmLondon Heathrow
33h 10m
1 stop
ICN11:20 amIncheon Intl
Finnair
Nov 3
ICN11:00 pmIncheon Intl
30h 40m
1 stop
LHR8:40 pmLondon Heathrow
Nov 10
LHR6:10 pmLondon Heathrow
33h 15m
1 stop
ICN12:25 pmIncheon Intl

See travel insights to London from

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 typical price of a round-trip flight between Incheon Intl Airport and London?

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 $573, 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 $618.

What is the cheapest day to depart on your flight to London?

The cheapest day to depart from Incheon Intl Airport to London is on a Monday. Travelers who choose to depart for London on a Monday will often find tickets for as low as $972. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $1,121. These prices are subject to change though, so be sure to set up a Price Alert for flights to London.

What is the cheapest time of day to depart on your flight to London?

Flying to London from Incheon Intl Airport in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $541 when looking at flights departing in the afternoon. Flights to London are more costly in the morning, with an average ticket price of $1,050. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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 weeks ahead of your departure date. In general, you can expect to find flights to London for around $850 when searching 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 $767 on momondo.

What cabin class options are available on Incheon Intl to London flights?

There are 2 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.

How have Incheon Intl Airport to London flight prices changed over time?

As of July 2025, prices for Incheon Intl Airport to London flights are approximately 24% cheaper when compared to flights at the same time last year.

When to book flights from Incheon Intl Airport to London

Are you open to changing your travel dates? Check out the ideal times to fly from Incheon Intl Airport to London according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

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

Best Price Found

$267

Fastest flight time

14h 40m

Direct flights

Every day

Airports in London

3 airports
The best one-way flight to London from Incheon Intl Airport in the past 72 hours is $267. The best round-trip flight deal from Incheon Intl Airport to London found on momondo in the last 72 hours is $281.
The fastest flight from Incheon Intl Airport to London takes 14h 40m
Direct flights go from Incheon Intl Airport to London every day.
There are 3 airports near London: London City (LCY), London Heathrow (LHR), London Gatwick (LGW)

  • How far is Incheon Intl to London by plane?

    A flight from Incheon Intl to London will travel around 5492.6 mi. 14h 40m 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 are updated daily.

  • How many operators does momondo search for flights from Incheon Intl Airport to London?

  • 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 necessary travel and health documents for your London 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?

  • What is the most popular airline from Incheon Intl Airport to London?


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
Air ChinaPriceFrom $550Free CancellationRating
7.2
89 reviews
Search Air China flights
Etihad AirwaysPriceFrom $672Free CancellationRating
7.4
1,222 reviews
Search Etihad Airways flights
LufthansaPriceFrom $682Free CancellationRating
6.8
7,193 reviews
Search Lufthansa flights
Asiana AirlinesPriceFrom $822Free CancellationRating
8.2
454 reviews
Search Asiana Airlines flights
Korean AirPriceFrom $847Free CancellationRating
8.4
1,104 reviews
Search Korean Air flights
  • Korean Air Flights From Incheon Intl Airport to London

    Korean Air flight deals from Incheon Intl Airport to London start from $847 round-trip. Over the 7 Korean Air flights for this route in a normal week, average airfare is usually $1,216 round-trip - but some users have found much cheaper deals with momondo.

  • Asiana Airlines Flights From Incheon Intl Airport to London

    $822 is the best Asiana Airlines flight deal from Incheon Intl Airport to London found on momondo over the last 72 hours. The average Asiana Airlines ticket price found was closer to $975, however, with flight time and availability significantly affecting the price. Asiana Airlines (8.2/10 from 454 user reviews) flies into London from Incheon Intl Airport 7 times in an average week so prices can vary.


Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Gatwick
Croydon
Luton
Slough
Dover
Dartford
Guildford
Stansted
Hayes
Milton Keynes
Ilford
Colchester
Chelmsford
Canterbury
Watford
Richmond
Wembley
Dagenham
St. Albans

Why use momondo?

Why should I use momondo to find a flight deal from Seoul to London?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Seoul to London. Millions of users trust and use momondo every year so you are in good hands.

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?

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Seoul and alert you when they change.


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1 adult
dom 7/13
dom 7/20

Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London