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Cheap flights from London to Seoul from £211

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Seoul departing on 10/3. 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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Find the cheapest flights from London to Seoul

Cheap return flights

These are some of the best return flight deals from London to Seoul that have been recently found on momondo from popular airlines, departing in the coming months.
20:20 - 21:45LGW-ICN
16h 25m1 stop
22:45 - 17:20ICN-LGW
27h 35m1 stop
£343China Southern
Find Deal
Tue, 11 Mar - Fri, 28 Mar
22:00 - 15:15LHR-ICN
32h 15m1 stop
14:50 - 18:15ICN-LHR
36h 25m1 stop
£352China Southern
Find Deal
Tue, 11 Mar - Tue, 18 Mar
10:30 - 13:30LGW-ICN
18h 00m1 stop
12:55 - 06:30ICN-LGW
26h 35m1 stop
£381China Eastern
Find Deal
Tue, 18 Mar - Sat, 22 Mar
18:00 - 11:55LGW-ICN
33h 55m1 stop
18:25 - 15:10ICN-LGW
28h 45m1 stop
£383China Eastern
Find Deal
Thu, 1 May - Thu, 15 May
12:35 - 13:05LGW-GMP
16h 30m1 stop
14:25 - 06:35GMP-LGW
24h 10m1 stop
£405Air China
Find Deal
Sun, 1 Jun - Sun, 15 Jun
12:35 - 13:05LGW-GMP
16h 30m1 stop
14:25 - 06:35GMP-LGW
24h 10m1 stop
£406Air China
Find Deal
Sun, 1 Jun - Tue, 17 Jun
10:00 - 16:55LCY-ICN
21h 55m1 stop
12:15 - 07:15ICN-LCY
28h 00m2 stops
£636KLM
Find Deal
Wed, 5 Mar - Wed, 12 Mar
10:00 - 16:55LCY-ICN
21h 55m1 stop
23:05 - 07:15ICN-LCY
17h 10m1 stop
£639KLM
Find Deal
Thu, 20 Mar - Thu, 27 Mar
08:45 - 09:55LCY-ICN
17h 10m1 stop
12:25 - 08:10ICN-LCY
27h 45m1 stop
£647Lufthansa
Find Deal
Wed, 14 May - Wed, 4 Jun
08:45 - 09:55LCY-ICN
17h 10m1 stop
12:25 - 08:10ICN-LCY
27h 45m1 stop
£648Lufthansa
Find Deal
Wed, 21 May - Wed, 4 Jun

China Southern flights from London to Seoul

Our best China Southern deals on London to Seoul flight tickets
China Southern
11 Mar
LGW20:20London Gatwick
16h 25m
1 stop
ICN21:45Incheon Intl
28 Mar
ICN22:45Incheon Intl
27h 35m
1 stop
LGW17:20London Gatwick
China Southern
11 Mar
LHR22:00London Heathrow
32h 15m
1 stop
ICN15:15Incheon Intl
18 Mar
ICN14:50Incheon Intl
36h 25m
1 stop
LHR18:15London Heathrow
China Southern
8 Mar
LGW20:25London Gatwick
16h 20m
1 stop
ICN21:45Incheon Intl
17 Mar
ICN22:45Incheon Intl
27h 35m
1 stop
LGW17:20London Gatwick

China Eastern flights from London to Seoul

Our best China Eastern deals on London to Seoul flight tickets
China Eastern
18 Mar
LGW10:30London Gatwick
18h 00m
1 stop
ICN13:30Incheon Intl
22 Mar
ICN12:55Incheon Intl
26h 35m
1 stop
LGW06:30London Gatwick
China Eastern
1 May
LGW18:00London Gatwick
33h 55m
1 stop
ICN11:55Incheon Intl
15 May
ICN18:25Incheon Intl
28h 45m
1 stop
LGW15:10London Gatwick
China Eastern
19 Mar
LGW10:30London Gatwick
20h 20m
2 stops
ICN15:50Incheon Intl
26 Mar
ICN16:40Incheon Intl
22h 50m
2 stops
LGW06:30London Gatwick

See travel insights to Seoul from

How to get the cheapest flight ticket from London to Seoul

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 London and Seoul?

What is the cheapest month to fly to Seoul?

The month of November is, on average, the cheapest month to fly to Seoul from London, with most prices found around £425. If you are unable to visit Seoul during the month of November, then departing from London during the month March is also very affordable. Most momondo users find prices during this month for around £503.

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

The cheapest day to depart from London to Seoul is on a Wednesday when prices can be found for as low as £885. Flights from London to Seoul on a Saturday will generally be more expensive and average around £924. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

Our most recent data shows that the best time of day to fly to Seoul is in the morning. Flights from London to Seoul during this time can be as low as £599. Flights in the afternoon are often more expensive, with an average ticket price of £938.

What is the cheapest London to Seoul flight route?

Fly from London Heathrow to Incheon Intl for the best London - Seoul flight prices

How far in advance should I book a flight to Seoul?

You are more likely to see cheaper flights to Seoul from London when booking 9 weeks ahead of your departure date. In general, you can expect to find flights to Seoul for around £729 when searching 9 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seoul from London for as low as £686 on momondo.

What cabin class options are available on London to Seoul flights?

There are 4 cabin classes available to choose from on London to Seoul flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have London to Seoul flight prices changed over time?

As of February 2025, prices for London to Seoul flights are approximately 28% cheaper when compared to flights at the same time last year.

When to book flights from London to Seoul

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

Cheap London to Seoul (LON to SEL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Seoul

Best price found

£211

Fastest flight time

13h 55m

Direct flights

Every day

Airports in Seoul

2 airports
The best one-way flight to Seoul from London in the past 72 hours is £211. The best return flight deal from London to Seoul found on momondo in the last 72 hours is £343.
The fastest flight from London to Seoul takes 13h 55m
Direct flights go from London to Seoul every day.
There are 2 airports near Seoul: Incheon Intl (ICN), Seoul Gimpo Intl (GMP)

  • How far is London to Seoul by plane?

    The straight-line distance from London to Seoul is 5501.4 mi. Flights usually cover this in 13h 55m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from London to Seoul?

    Prices for flights from London to Seoul are updated daily.

  • How many operators does momondo search for flights from London to Seoul?

  • How old do you have to be to fly from London to Seoul?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London to Seoul.

  • What documentation or ID do you need to fly to Seoul?

    The travel and health documents you'll need for your trip to Seoul 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 Seoul. 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 London to Seoul?

  • What is the most popular airline from London to Seoul?


Best airlines flying from London to Seoul

Compare and see reviews for airlines that fly from London to Seoul with momondo
Airline
Rating
Free Cancellation
Price
China SouthernPriceFrom £351Free CancellationRating
7.6
87 reviews
Search China Southern flights
Air ChinaPriceFrom £366Free CancellationRating
7.1
85 reviews
Search Air China flights
China EasternPriceFrom £370Free CancellationRating
7.0
126 reviews
Search China Eastern flights
SAUDIAPriceFrom £434Free CancellationRating
7.4
646 reviews
Search SAUDIA flights
Shenzhen AirlinesPriceFrom £449Free CancellationRating
6.1
11 reviews
Search Shenzhen Airlines flights
LufthansaPriceFrom £503Free CancellationRating
6.7
6,987 reviews
Search Lufthansa flights
Turkish AirlinesPriceFrom £552Free CancellationRating
7.3
3,834 reviews
Search Turkish Airlines flights
Etihad AirwaysPriceFrom £556Free CancellationRating
7.3
1,178 reviews
Search Etihad Airways flights
FinnairPriceFrom £570Free CancellationRating
7.6
1,273 reviews
Search Finnair flights
LOTPriceFrom £575Free CancellationRating
7.6
1,080 reviews
Search LOT flights
  • Korean Air Flights From London to Seoul

    Korean Air flight deals from London to Seoul start from £976 round-trip. Over the 7 Korean Air flights for this route in a normal week, average airfare is usually £1,108 round-trip - but some users have found much cheaper deals with momondo.

  • Asiana Airlines Flights From London to Seoul

    The best Asiana Airlines deal for London to Seoul flight tickets found on momondo in the last 72 hours was £936, round-trip. It should be noted that an average Asiana Airlines flight deal for this route in this time was higher, at £1,057 round-trip. Asiana Airlines operates 5 flights out of London into Seoul in an average week, so prices vary by time and availability. 445 Asiana Airlines reviews by users on momondo have scored the airline at 8.2/10.


Why use momondo?

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

It is quick and easy to find London to Seoul flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Seoul that suits you.

Can I find flights from London to Seoul with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Seoul from London with this policy.

How can momondo help me find flights from London to Seoul?

Once you have performed a search for London to Seoul flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from London to Seoul right now. Can momondo alert me if prices change?

If you are not ready to book a flight from London to Seoul now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Seoul and let you know when they change.


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Find better results for your trip to South Korea

Fly into one of these airports located in Seoul

Airports listed have a maximum distance of 30.3 mi from Seoul