How long is the flight from South Korea to London?

Departing from South Korea to London will take you 27h 45m. Airlines will cover a distance of 5503 mi. This flight may include one or multiple stops.

What are the cheapest airlines to fly from South Korea to London one-way?

The cheapet airlines for a one-way flight from South Korea to London are China Eastern (£120), Air China (£132), and Etihad Airways (£233).

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.

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).

What are the most popular routes from South Korea to London?

The most popular route from South Korea to London is Incheon Intl - London Heathrow. You may also consider Incheon Intl - London Gatwick or Incheon Intl - London Stansted.

What are the cheapest flights from South Korea to London?

On average you can expect to pay £960 for a flight from South Korea to London. The cheapest flight overall is £375 while the most popular route, (Incheon Intl - London Heathrow) is currently priced at £396.

What are the most reliable airlines from South Korea to London?

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from South Korea to London on time: Virgin Atlantic (86%), Korean Air (83%), Asiana Airlines (61%).

What are the most popular airlines that fly from South Korea to London?

The most popular airlines flying from South Korea to London are Asiana Airlines, Virgin Atlantic and Air China. Something to consider prior to booking your flight.

Can I find deals for flights from South Korea to London that include hotel bookings?

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

How can I find direct flights from South Korea to London?

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

Can I find deals for business class flights from South Korea to London?

Yes. Cheapflights offers flight deals from South Korea 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.

£165+ Cheap Flights from South Korea to London

Cheap flight deals from South Korea to London

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from South Korea to London
Explore the most affordable flight options available from South Korea to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 September 2026.

Fri 20/1123:45 -

2 stops22h 10m

Sun 22/1106:40 -

1 stop27h 20m

Deal found 20/9£396

Mon 19/1021:15 -

1 stop29h 15m

Mon 26/1009:50 -

1 stop20h 25m

Deal found 21/9£399

Fri 16/1016:20 -

1 stop30h 40m

Mon 26/1010:30 -

1 stop16h 25m

Deal found 20/9£402

Mon 19/1015:30 -

1 stop23h 05m

Mon 9/1111:35 -

1 stop24h 20m

Deal found 20/9£407

Tue 20/1016:20 -

1 stop30h 40m

Tue 27/1010:30 -

1 stop25h 15m

Deal found 21/9£411

Sat 17/1016:20 -

1 stop30h 40m

Sat 24/1018:00 -

1 stop37h 05m

Deal found 18/9£413

Mon 12/1016:15 -

1 stop30h 45m

Mon 26/1010:30 -

1 stop25h 15m

Deal found 20/9£416

Wed 4/1116:20 -

1 stop23h 10m

Wed 11/1110:30 -

1 stop19h 35m

Deal found 20/9£416

Thu 29/1021:55 -

2 stops31h 30m

Sun 8/1108:15 -

2 stops27h 40m

Deal found 21/9£417

Tue 20/1017:50 -

1 stop20h 50m

Tue 27/1010:30 -

1 stop21h 20m

Deal found 20/9£418

Tue 1/1217:50 -

1 stop29h 10m

Fri 4/1210:30 -

1 stop16h 05m

Deal found 22/9£419

Sat 24/1012:55 -

1 stop26h 35m

Wed 28/1010:30 -

1 stop21h 55m

Deal found 20/9£419

Best flights from South Korea to London
Discover carefully curated flight deals from South Korea to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 September 2026.

Thu 15/1012:00 -

1 stop35h 00m

Mon 19/1011:35 -

1 stop15h 25m

Deal found 21/9£430

Fri 26/223:45 -

1 stop27h 45m

Sat 6/315:35 -

2 stops42h 25m

Deal found 18/9£492

Fri 20/1114:55 -

1 stop37h 15m

Wed 2/1221:10 -

1 stop33h 50m

Deal found 21/9£493

Fri 20/1113:50 -

1 stop33h 10m

Tue 24/1110:30 -

2 stops37h 40m

Deal found 23/9£499

Thu 5/1114:25 -

1 stop24h 55m

Mon 16/1111:35 -

1 stop16h 30m

Deal found 18/9£519

Mon 15/213:30 -

1 stop18h 25m

Fri 19/208:45 -

1 stop17h 30m

Deal found 19/9£568

Wed 21/1022:45 -

1 stop28h 00m

Tue 10/1114:05 -

1 stop19h 05m

Deal found 19/9£639

Wed 24/223:05 -

1 stop18h 45m

Tue 2/317:50 -

1 stop14h 05m

Deal found 20/9£646

Wed 18/1100:20 -

1 stop38h 35m

Wed 2/1208:40 -

1 stop23h 35m

Deal found 21/9£726

Mon 30/1100:05 -

1 stop25h 15m

Tue 8/1217:20 -

1 stop16h 00m

Deal found 21/9£731

Tue 12/114:35 -

1 stop24h 55m

Fri 22/109:50 -

1 stop18h 45m

Deal found 20/9£765

Thu 8/1012:15 -

1 stop36h 15m

Mon 12/1021:10 -

1 stop37h 50m

Deal found 19/9£821

Fri 20/1115:40 -

1 stop31h 20m

Tue 24/1110:30 -

1 stop17h 20m

Deal found 23/9£432

Mon 15/207:45 -

1 stop34h 20m

Sun 21/213:05 -

1 stop32h 40m

Deal found 20/9£892

Tue 6/1019:10 -

2 stops32h 10m

Tue 13/1021:35 -

2 stops36h 25m

Deal found 20/9£913

Mon 16/1112:00 -

1 stop27h 30m

Thu 19/1110:30 -

1 stop20h 35m

Deal found 23/9£436

Sat 21/1118:20 -

1 stop33h 50m

Fri 27/1121:10 -

1 stop35h 05m

Deal found 22/9£496

Wed 4/1112:00 -

1 stop27h 30m

Mon 9/1110:30 -

2 stops21h 05m

Deal found 20/9£508

Tue 20/1023:35 -

2 stops23h 00m

Tue 17/1110:35 -

2 stops23h 25m

Deal found 21/9£510

Fri 23/1013:40 -

1 stop25h 00m

Sun 1/1110:30 -

1 stop17h 20m

Deal found 22/9£436

Sun 11/1012:05 -

1 stop26h 20m

Tue 13/1009:10 -

1 stop24h 45m

Deal found 20/9£1,057

Sat 28/1114:25 -

2 stops25h 45m

Fri 4/1211:35 -

1 stop16h 30m

Deal found 22/9£547

Fri 20/1114:25 -

2 stops33h 30m

Tue 24/1106:30 -

2 stops21h 35m

Deal found 21/9£511

Thu 24/1212:55 -

1 stop16h 55m

Tue 12/108:30 -

2 stops17h 45m

Deal found 18/9£584

Wed 2/1217:50 -

1 stop21h 40m

Tue 8/1210:30 -

1 stop21h 20m

Deal found 23/9£445

Fri 18/1214:55 -

1 stop37h 15m

Fri 8/121:10 -

1 stop33h 50m

Deal found 18/9£541

Mon 11/114:25 -

2 stops25h 45m

Tue 12/110:40 -

2 stops41h 25m

Deal found 20/9£566

Wed 18/1114:25 -

2 stops32h 20m

Tue 24/1107:25 -

2 stops20h 40m

Deal found 23/9£529

Mon 21/1222:20 -

1 stop28h 35m

Tue 19/114:05 -

1 stop19h 05m

Deal found 20/9£642

Thu 24/1212:00 -

1 stop27h 30m

Fri 1/117:00 -

1 stop17h 50m

Deal found 23/9£449

Find flight deals from South Korea to London

Round-trip from	£396
One-way from	£165
Popular in	October
Cheapest in	January
Average price	£750
Good round-trip deal	£820 or less
Good one-way deal	£438 or less

Scandinavian Airlines
20/11-22/11
3 total stops
49h 30m total
South Korea to London

Search Deals

China Southern
21/10-31/12
1 total stop
16h 40m total
South Korea to London

Search Deals

Highest demand for flights based on searches. 12% potential increase in price (£66 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£15 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Price to beat on a round-trip flight from South Korea to London (LON).

Search Deals

Price to beat on a one-way flight from South Korea to London (LON).

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from South Korea to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BusanLondon

PUS Busan Gimhae - LGW London Gatwick

PUSLGW

Busan Gimhae

Sat 10/10

12:35-06:40

1 stop26h 05m

London Gatwick

Wed 31/12

00:00-08:00

Nonstop0h 00m

£175

Jeju CityLondon

CJU Jeju City - LGW London Gatwick

CJULGW

Jeju City

Thu 22/10

19:10-06:40

1 stop19h 30m

London Gatwick

Wed 31/12

00:00-08:00

Nonstop0h 00m

£176

DaeguLondon

TAE Daegu - LGW London Gatwick

TAELGW

Daegu

Tue 27/10

12:00-14:00

1 stop35h 00m

London Gatwick

Wed 31/12

00:00-08:00

Nonstop0h 00m

£183

DaeguLondon

TAE Daegu - LGW London Gatwick

TAELGW

Daegu

Fri 16/10

12:00-15:00

1 stop35h 00m

London Gatwick

Wed 31/12

00:00-08:00

Nonstop0h 00m

£185

DaeguLondon

TAE Daegu - LGW London Gatwick

TAELGW

Daegu

Mon 16/11

12:00-06:30

1 stop27h 30m

London Gatwick

Wed 31/12

00:00-08:00

Nonstop0h 00m

£186

BusanLondon

PUS Busan Gimhae - LHR London Heathrow

PUSLHR

Busan Gimhae

Tue 17/11

17:50-17:30

1 stop32h 40m

London Heathrow

Wed 31/12

00:00-08:00

Nonstop0h 00m

£186

DaeguLondon

TAE Daegu - LGW London Gatwick

TAELGW

Daegu

Sat 5/12

12:00-14:00

1 stop35h 00m

London Gatwick

Wed 31/12

00:00-08:00

Nonstop0h 00m

£187

Jeju CityLondon

CJU Jeju City - LGW London Gatwick

CJULGW

Jeju City

Thu 22/10

08:25-06:40

2 stops30h 15m

London Gatwick

Wed 31/12

00:00-08:00

Nonstop0h 00m

£213

BusanLondon

PUS Busan Gimhae - LHR London Heathrow

PUSLHR

Busan Gimhae

Sat 10/10

17:50-18:40

1 stop32h 50m

London Heathrow

Wed 31/12

00:00-08:00

Nonstop0h 00m

£213

IncheonLondon

ICN Incheon Intl - LHR London Heathrow

ICNLHR

Incheon Intl

Sun 29/11

14:55-19:10

1 stop37h 15m

London Heathrow

Wed 31/12

00:00-08:00

Nonstop0h 00m

£216

Flights are sorted by cheapest return flights first.

Deals found on 21/9

Showing 1-10 of 60 resultsSorted by cheapest first

...

Best time to book a flight from South Korea to London

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

ICN-LHR

ICN-LGW

PUS-LGW

ICN-STN

CJU-LGW

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.

Cheapflights Insights

Everything you need to know about your flight from South Korea to London

KR0-LON

ICN-LHR

ICN-LGW

PUS-LGW

ICN-STN

What is the cheapest month to book a flight from South Korea to London?

Currently, March is the cheapest month in which you can book a flight from South Korea to London (average of £517). Flying from South Korea to London in October is currently the most expensive (average of £784). 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.

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

When flying from South Korea to London, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from South Korea to London

The most flights from KR0 to LON are scheduled on a Monday (4 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 South Korea to London delayed?

About 25% of weekly flights between South Korea and London have experienced delays in the past year, with the average delay time being 126 minutes.

What is the most punctual flight time for South Korea 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?

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

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

Over the past year, Virgin Atlantic have had the lowest number of delays on this route, with just 12% of flights being delayed.

How far ahead should I book a flight from South Korea to London?

The price you pay for your flight from South Korea to London may vary depending on when you book. For the best chance of a lower fare, look to book 25 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing London

Read reviews from past customers who have flown with Asiana Airlines,Virgin Atlantic, andChina Eastern from South Korea to London. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Asiana Airlines

8.1

Very Good

562 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Jun 2026

HKG - ICN

The services was excellent. The seating wasn’t as comfortable as others. The food was good.

Asiana Airlines

8.1

Very Good

562 reviews

Asiana Airlines

8.1

Very Good

562 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Jun 2026

HKG - ICN

The services was excellent. The seating wasn’t as comfortable as others. The food was good.

Virgin Atlantic

7.4

Good

694 reviews

Asiana Airlines

8.1

Very Good

562 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Jun 2026

HKG - ICN

The services was excellent. The seating wasn’t as comfortable as others. The food was good.

China Eastern

7.3

Good

242 reviews

Asiana Airlines

8.1

Very Good

562 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Jun 2026

HKG - ICN

The services was excellent. The seating wasn’t as comfortable as others. The food was good.

Lufthansa

6.8

Okay

8,234 reviews

Asiana Airlines

8.1

Very Good

562 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Jun 2026

HKG - ICN

The services was excellent. The seating wasn’t as comfortable as others. The food was good.

Related info for your journey

How long is the flight from South Korea to London?
Departing from South Korea to London will take you 27h 45m. Airlines will cover a distance of 5503 mi. This flight may include one or multiple stops.
What are the cheapest airlines to fly from South Korea to London one-way?
The cheapet airlines for a one-way flight from South Korea to London are China Eastern (£120), Air China (£132), and Etihad Airways (£233).
What are the most popular routes from South Korea to London?
The most popular route from South Korea to London is Incheon Intl - London Heathrow. You may also consider Incheon Intl - London Gatwick or Incheon Intl - London Stansted.
What are the most reliable airlines from South Korea to London?
Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from South Korea to London on time: Virgin Atlantic (86%), Korean Air (83%), Asiana Airlines (61%).
What are the cheapest flights from South Korea to London?
On average you can expect to pay £960 for a flight from South Korea to London. The cheapest flight overall is £375 while the most popular route, (Incheon Intl - London Heathrow) is currently priced at £396.
Can I find deals for flights from South Korea to London that include hotel bookings?
Yes. In addition to deals on South Korea to London flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from South Korea to London?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from South Korea to London.
Can I find deals for business class flights from South Korea to London?
Yes. Cheapflights offers flight deals from South Korea 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.
What is the cheapest month to book a flight from South Korea to London?
Currently, March is the cheapest month in which you can book a flight from South Korea to London (average of £517). Flying from South Korea to London in October is currently the most expensive (average of £784). 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.

See more FAQs

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Top 3 airlines flying from South Korea to London

Airline	Cheapest	Average	Flexibility	On-time
Air China	Cheapest£467	Average£576	FlexibilityNo cancel fee	On-time67%	Search Air China flights
Asiana Airlines	Cheapest£483	Average£505	FlexibilityNo cancel fee	On-time76%	Search Asiana Airlines flights
Virgin Atlantic	Cheapest£517	Average£704	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights

Fly with Cheapflights

How does Cheapflights help users find flights from South Korea to London?

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 South Korea today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from South Korea to London?

Cheapflights helps you find that perfect flight to London from South Korea by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from South Korea to London with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from South Korea to London flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from South Korea to London become cheaper?

Yes! Start tracking prices for South Korea to London flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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Cheap flights from South Korea to London from £165

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 21/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from South Korea to London

Cheapest flights from South Korea to LondonExplore the most affordable flight options available from South Korea to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 September 2026.

Explore the most affordable flight options available from South Korea to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 September 2026.

Best flights from South Korea to LondonDiscover carefully curated flight deals from South Korea to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 September 2026.

Discover carefully curated flight deals from South Korea to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 September 2026.

Direct flights from South Korea to LondonExplore direct flight options from South Korea to London based on user searches, and compare prices and availability for your desired travel dates. Data last updated 23 September 2026.

Explore direct flight options from South Korea to London based on user searches, and compare prices and availability for your desired travel dates. Data last updated 23 September 2026.

Last-minute flights from South Korea to LondonDiscover last-minute flight deals from South Korea to London. Data last updated 23 September 2026 and is based on user searches.

Discover last-minute flight deals from South Korea to London. Data last updated 23 September 2026 and is based on user searches.

One-way flights from South Korea to LondonSearch for one-way flight options from South Korea to London. Find affordable one-way fares based on user searches. Data last updated 23 September 2026.

Search for one-way flight options from South Korea to London. Find affordable one-way fares based on user searches. Data last updated 23 September 2026.

Find flight deals from South Korea to London

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Cheapflights Fare Finder

Use the filters below to find and compare flights from South Korea to London that are best for you.

Best time to book a flight from South Korea to London

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

Cheapflights Insights

What is the cheapest month to book a flight from South Korea to London?

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

Find hourly flight availability from South Korea to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 23 September 2026.

When flying from South Korea to London, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from South Korea to London

The most flights from KR0 to LON are scheduled on a Monday (4 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 South Korea to London delayed?

About 25% of weekly flights between South Korea and London have experienced delays in the past year, with the average delay time being 126 minutes.

What is the most punctual flight time for South Korea 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?

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

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

Over the past year, Virgin Atlantic have had the lowest number of delays on this route, with just 12% of flights being delayed.

How far ahead should I book a flight from South Korea to London?

The price you pay for your flight from South Korea to London may vary depending on when you book. For the best chance of a lower fare, look to book 25 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing London

Read reviews from past customers who have flown with Asiana Airlines,Virgin Atlantic, andChina Eastern from South Korea to London. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

How long is the flight from South Korea to London?

What are the cheapest airlines to fly from South Korea to London one-way?

What are the most popular routes from South Korea to London?

What are the most reliable airlines from South Korea to London?

What are the cheapest flights from South Korea to London?

Can I find deals for flights from South Korea to London that include hotel bookings?

How can I find direct flights from South Korea to London?

Can I find deals for business class flights from South Korea to London?

What is the cheapest month to book a flight from South Korea 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.

Alternative routes for South Korea to London

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

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Direct flights to England

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Search flights from South Korea to London by cabin class

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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 23 September 2026.

South Korea and London flights

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South Korea to London flights

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Cheapest flights from South Korea to London
Explore the most affordable flight options available from South Korea to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 September 2026.

Best flights from South Korea to London
Discover carefully curated flight deals from South Korea to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 September 2026.

Direct flights from South Korea to London
Explore direct flight options from South Korea to London based on user searches, and compare prices and availability for your desired travel dates. Data last updated 23 September 2026.

Last-minute flights from South Korea to London
Discover last-minute flight deals from South Korea to London. Data last updated 23 September 2026 and is based on user searches.

One-way flights from South Korea to London
Search for one-way flight options from South Korea to London. Find affordable one-way fares based on user searches. Data last updated 23 September 2026.