How long is the flight from South Korea to London Heathrow Airport?

There are many flights that can get you from South Korea to London Heathrow Airport in 14h 10m. Fly via Etihad Airways, Virgin Atlantic, or Finnair to get the fastest option. The distance between South Korea and London Heathrow Airport is about 5503 mi. This flight may include one or multiple stops.

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

£120 is the cheapest one-way deal found within the past few days, from China Eastern. You may also be able to find cheap deals on China Southern and Air China, with prices starting from £120 and £132, respectively.

In terms of precipitation, rainfall in London Heathrow Airport 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 Heathrow Airport when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London Heathrow Airport, 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 Heathrow Airport?

When deciding which route to take from South Korea to London Heathrow Airport consider Incheon Intl - London Heathrow, Seoul Gimpo Intl - London Heathrow or Busan Gimhae - London Heathrow as they are the most popular.

What are the cheapest flights from South Korea to London Heathrow Airport?

Looking at all options, your cheapest flight can be booked for £375. While the most popular route (Incheon Intl - London Heathrow) can be booked for £411 on average, our data indicates £623 when flying from South Korea to London Heathrow Airport.

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

No one likes to see their flight delayed. When booking a flight from South Korea to London Heathrow Airport consider choosing China Airlines (100%), Korean Air (88%) or Virgin Atlantic (87%) as they are the most reliable in getting you off to your destination on time.

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

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

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

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

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

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

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

Yes. Cheapflights offers flight deals from South Korea to Heathrow 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 Heathrow Airport

Cheap flight deals from South Korea to Heathrow

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from South Korea to Heathrow
Explore the most affordable flight options available from South Korea to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 October 2026.

Tue 17/1117:50 -

1 stop32h 40m

Mon 23/1121:00 -

1 stop34h 50m

Deal found 24/10£456

Wed 25/1112:35 -

1 stop37h 55m

Sat 28/1121:00 -

1 stop29h 35m

Deal found 21/10£457

Wed 11/1117:50 -

1 stop32h 40m

Sat 14/1121:00 -

1 stop34h 50m

Deal found 21/10£457

Tue 1/1217:50 -

1 stop32h 40m

Tue 8/1212:30 -

1 stop19h 20m

Deal found 23/10£459

Tue 1/1217:50 -

1 stop32h 40m

Mon 7/1221:00 -

1 stop34h 50m

Deal found 25/10£460

Thu 12/1117:50 -

1 stop32h 40m

Wed 18/1121:00 -

1 stop29h 35m

Deal found 25/10£463

Mon 23/1117:50 -

1 stop32h 40m

Sat 28/1121:00 -

1 stop34h 50m

Deal found 23/10£463

Thu 19/1117:50 -

1 stop32h 40m

Sun 22/1121:00 -

1 stop29h 35m

Deal found 22/10£464

Fri 27/1117:50 -

1 stop21h 35m

Wed 2/1221:00 -

1 stop34h 50m

Deal found 23/10£465

Thu 5/1117:50 -

1 stop32h 40m

Wed 11/1121:00 -

1 stop29h 35m

Deal found 21/10£466

Thu 26/1109:25 -

1 stop17h 30m

Thu 3/1206:50 -

2 stops21h 05m

Deal found 20/10£484

Fri 6/1116:30 -

1 stop32h 25m

Fri 13/1121:10 -

1 stop35h 05m

Deal found 20/10£485

Best flights from South Korea to Heathrow
Discover carefully curated flight deals from South Korea to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 25 October 2026.

Mon 21/1201:15 -

1 stop25h 55m

Thu 24/1213:55 -

1 stop23h 00m

Deal found 25/10£587

Sat 23/116:10 -

2 stops24h 30m

Thu 28/111:30 -

2 stops21h 15m

Deal found 21/10£640

Fri 20/1113:30 -

Nonstop14h 10m

Mon 23/1114:30 -

Nonstop12h 10m

Deal found 22/10£647

Thu 3/1223:00 -

1 stop30h 40m

Thu 10/1207:30 -

1 stop19h 55m

Deal found 20/10£681

Mon 11/113:30 -

1 stop18h 25m

Mon 18/119:15 -

2 stops30h 45m

Deal found 22/10£706

Tue 1/1207:00 -

2 stops23h 25m

Thu 10/1211:30 -

2 stops21h 15m

Deal found 23/10£732

Fri 13/1123:45 -

2 stops42h 10m

Tue 17/1115:35 -

2 stops18h 25m

Deal found 22/10£791

Thu 3/1213:55 -

1 stop39h 15m

Sun 6/1216:50 -

1 stop35h 20m

Deal found 22/10£796

Thu 7/107:45 -

1 stop31h 10m

Wed 13/110:40 -

1 stop35h 05m

Deal found 22/10£974

Tue 17/1108:20 -

2 stops21h 40m

Mon 30/1107:40 -

2 stops18h 20m

Deal found 25/10£640

Tue 24/1113:30 -

Nonstop14h 25m

Fri 27/1114:15 -

Nonstop12h 20m

Deal found 22/10£675

Mon 30/1112:55 -

2 stops28h 10m

Wed 9/1207:40 -

2 stops18h 20m

Deal found 21/10£716

Fri 20/1107:00 -

2 stops23h 25m

Wed 25/1108:55 -

2 stops23h 50m

Deal found 20/10£761

Wed 13/112:55 -

2 stops28h 10m

Sat 16/107:40 -

2 stops18h 20m

Deal found 22/10£734

Sat 7/1110:40 -

Nonstop14h 50m

Sat 14/1114:30 -

Nonstop12h 10m

Deal found 20/10£744

Wed 25/1113:30 -

2 stops26h 55m

Wed 2/1209:30 -

2 stops21h 30m

Deal found 24/10£752

Sun 27/1212:55 -

2 stops28h 10m

Tue 29/1206:30 -

1 stop19h 30m

Deal found 21/10£793

Fri 25/1212:00 -

2 stops27h 25m

Tue 29/1208:25 -

2 stops27h 20m

Deal found 21/10£849

Wed 13/116:10 -

2 stops24h 30m

Sun 17/108:55 -

2 stops23h 50m

Deal found 23/10£886

Thu 5/1112:00 -

2 stops26h 25m

Mon 9/1120:10 -

1 stop25h 45m

Deal found 25/10£889

Fri 25/1212:00 -

2 stops27h 25m

Sun 27/1216:00 -

2 stops19h 45m

Deal found 20/10£914

Fri 27/1112:00 -

2 stops27h 25m

Sat 26/1214:15 -

2 stops21h 30m

Deal found 24/10£918

Wed 11/1107:40 -

1 stop21h 30m

Fri 13/1116:50 -

2 stops30h 20m

Deal found 21/10£921

Find flight deals from South Korea to Heathrow

Round-trip from	£456
One-way from	£165
Popular in	October
Cheapest in	November
Average price	£801
Good round-trip deal	£762 or less
Good one-way deal	£391 or less

China Eastern
17/11-23/11
2 total stops
67h 30m total
South Korea to London

Search Deals

China Southern
4/12-31/12
1 total stop
18h 25m total
South Korea to London

Search Deals

Highest demand for flights based on searches. 7% potential increase in price (£36 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£13 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Price to beat on a round-trip flight from South Korea to London Heathrow.

Search Deals

Price to beat on a one-way flight from South Korea to London Heathrow.

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BusanLondon

PUS Busan Gimhae - LHR London Heathrow

PUSLHR

Busan Gimhae

Mon 2/11

17:50-17:30

1 stop32h 40m

London Heathrow

Wed 31/12

00:00-08:00

Nonstop0h 00m

£190

BusanLondon

PUS Busan Gimhae - LHR London Heathrow

PUSLHR

Busan Gimhae

Tue 24/11

17:20-06:25

2 stops46h 05m

London Heathrow

Wed 31/12

00:00-08:00

Nonstop0h 00m

£226

BusanLondon

PUS Busan Gimhae - LHR London Heathrow

PUSLHR

Busan Gimhae

Wed 4/11

07:35-17:30

3 stops42h 55m

London Heathrow

Wed 31/12

00:00-08:00

Nonstop0h 00m

£262

BusanLondon

PUS Busan Gimhae - LHR London Heathrow

PUSLHR

Busan Gimhae

Mon 2/11

19:30-17:30

3 stops55h 00m

London Heathrow

Wed 31/12

00:00-08:00

Nonstop0h 00m

£276

IncheonLondon

ICN Incheon Intl - LHR London Heathrow

ICNLHR

Incheon Intl

Tue 10/11

19:15-15:55

2 stops29h 40m

London Heathrow

Wed 31/12

00:00-08:00

Nonstop0h 00m

£287

BusanLondon

PUS Busan Gimhae - LHR London Heathrow

PUSLHR

Busan Gimhae

Sun 1/11

07:35-21:40

3 stops47h 05m

London Heathrow

Wed 31/12

00:00-08:00

Nonstop0h 00m

£325

BusanLondon

PUS Busan Gimhae - LHR London Heathrow

PUSLHR

Busan Gimhae

Sun 27/12

08:10-18:15

3 stops43h 05m

London Heathrow

Wed 31/12

00:00-08:00

Nonstop0h 00m

£331

BusanLondon

PUS Busan Gimhae - LHR London Heathrow

PUSLHR

Busan Gimhae

Mon 28/12

08:30-20:30

3 stops45h 00m

London Heathrow

Wed 31/12

00:00-08:00

Nonstop0h 00m

£350

IncheonLondon

ICN Incheon Intl - LHR London Heathrow

ICNLHR

Incheon Intl

Fri 11/12

08:20-22:55

2 stops23h 35m

London Heathrow

Wed 31/12

00:00-08:00

Nonstop0h 00m

£365

IncheonLondon

ICN Incheon Intl - LHR London Heathrow

ICNLHR

Incheon Intl

Tue 22/12

13:25-18:55

Nonstop14h 30m

London Heathrow

Wed 31/12

00:00-08:00

Nonstop0h 00m

£414

Flights are sorted by cheapest return flights first.

Deals found on 21/10

Showing 1-10 of 42 resultsSorted by cheapest first

...

Best time to book a flight from South Korea to Heathrow

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

ICN-LHR

PUS-LHR

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 Heathrow Airport

KR0-LHR

ICN-LHR

PUS-LHR

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

Currently, November is the cheapest month in which you can book a flight from South Korea to London Heathrow Airport (average of £590). Flying from South Korea to London Heathrow Airport in August is currently the most expensive (average of £790). 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 LHR?

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

How often are flights from South Korea to London delayed?

About 24% of weekly flights between South Korea and London have experienced delays in the past year, with the average delay time being 124 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?

Tuesday tends to have the lowest number of delays on this route, whereas Thursday 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 Heathrow Airport?

To ensure you get the cheapest price possible for a flight from South Korea to London Heathrow Airport, you should look to book at least 41 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Reviews of airlines servicing Heathrow

Get a feel of what it's like to fly with Korean Air,Asiana Airlines, andVirgin Atlantic from South Korea to London Heathrow Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Korean Air

8.4

Very Good

1,218 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!

Korean Air

8.4

Very Good

1,218 reviews

Korean Air

8.4

Very Good

1,218 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Jacqueline,Aug 2025

ICN - SEA

Asiana Airlines

8.1

Very Good

567 reviews

Korean Air

8.4

Very Good

1,218 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Jacqueline,Aug 2025

ICN - SEA

Virgin Atlantic

7.5

Good

697 reviews

Korean Air

8.4

Very Good

1,218 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Jacqueline,Aug 2025

ICN - SEA

Air China

7.5

Good

166 reviews

Korean Air

8.4

Very Good

1,218 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Jacqueline,Aug 2025

ICN - SEA

Related info for your journey

How long is the flight from South Korea to London Heathrow Airport?
There are many flights that can get you from South Korea to London Heathrow Airport in 14h 10m. Fly via Etihad Airways, Virgin Atlantic, or Finnair to get the fastest option. The distance between South Korea and London Heathrow Airport is about 5503 mi. This flight may include one or multiple stops.
What are the cheapest airlines to fly from South Korea to London Heathrow Airport one-way?
£120 is the cheapest one-way deal found within the past few days, from China Eastern. You may also be able to find cheap deals on China Southern and Air China, with prices starting from £120 and £132, respectively.
What are the most popular routes from South Korea to London Heathrow Airport?
When deciding which route to take from South Korea to London Heathrow Airport consider Incheon Intl - London Heathrow, Seoul Gimpo Intl - London Heathrow or Busan Gimhae - London Heathrow as they are the most popular.
What are the most reliable airlines from South Korea to London Heathrow Airport?
No one likes to see their flight delayed. When booking a flight from South Korea to London Heathrow Airport consider choosing China Airlines (100%), Korean Air (88%) or Virgin Atlantic (87%) as they are the most reliable in getting you off to your destination on time.
What are the cheapest flights from South Korea to London Heathrow Airport?
Looking at all options, your cheapest flight can be booked for £375. While the most popular route (Incheon Intl - London Heathrow) can be booked for £411 on average, our data indicates £623 when flying from South Korea to London Heathrow Airport.
Can I find deals for flights from South Korea to Heathrow that include hotel bookings?
Yes. In addition to deals on South Korea to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from South Korea to Heathrow?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from South Korea to Heathrow.
Can I find deals for business class flights from South Korea to Heathrow?
Yes. Cheapflights offers flight deals from South Korea to Heathrow 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 Heathrow Airport?
Currently, November is the cheapest month in which you can book a flight from South Korea to London Heathrow Airport (average of £590). Flying from South Korea to London Heathrow Airport in August is currently the most expensive (average of £790). 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

Hounslow

Luton

Milton Keynes

Slough

Gatwick

Wembley

Hayes

Ilford

Croydon

Northampton

Colchester

Barnet

Eastbourne

Brentford

Southend-on-Sea

Enfield

Southall

Watford

Stratford-upon-Avon

Kingston upon Thames

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Direct flights to England

Flights by cabin class

Heathrow flight routes

Other flight options

Popular flights

Top destinations

Alternative routes for South Korea to Heathrow

Incheon Intl to Heathrow flights

Suvarnabhumi to Heathrow flights

New Delhi to Heathrow flights

Incheon Intl to Gatwick flights

Kuala Lumpur Intl to Heathrow flights

Singapore to Heathrow flights

Hong Kong to Heathrow flights

Mumbai to Heathrow flights

Suvarnabhumi to Gatwick flights

Haneda to Heathrow flights

Singapore to Gatwick flights

Incheon Intl to Stansted flights

Suvarnabhumi to Stansted flights

Taiwan Taoyuan Intl to Heathrow flights

Incheon Intl to London City flights

Don Mueang Intl to Heathrow flights

Singapore to Stansted flights

New Delhi to Gatwick flights

Narita to Heathrow flights

Mumbai to Gatwick flights

Hong Kong to Gatwick flights

New Delhi to Stansted flights

Bangalore to Heathrow flights

Haneda to Gatwick flights

Kuala Lumpur Intl to Gatwick flights

Mumbai to Stansted flights

Narita to Gatwick flights

Hong Kong to Stansted flights

Kuala Lumpur Intl to Stansted flights

Narita to Stansted flights

Hongqiao Intl to Heathrow flights

Hong Kong to London City flights

Manila to Heathrow flights

Singapore to London City flights

Hyderabad to Heathrow flights

Gimpo Intl to Heathrow flights

Lahore to Heathrow flights

Pu Dong to Heathrow flights

Manila to Gatwick flights

Islamabad to Heathrow flights

Manila to Stansted flights

Hongqiao Intl to Gatwick flights

Singapore to Luton flights

Narita to London City flights

Top 4 airlines flying from South Korea to Heathrow

Airline	Cheapest	Average	Flexibility	On-time
Air China	Cheapest£466	Average£575	FlexibilityNo cancel fee	On-time67%	Search Air China flights
Asiana Airlines	Cheapest£482	Average£547	FlexibilityNo cancel fee	On-time76%	Search Asiana Airlines flights
Virgin Atlantic	Cheapest£516	Average£698	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
Korean Air	Cheapest£619	Average£855	FlexibilityNo cancel fee	On-time81%	Search Korean Air flights

Fly with Cheapflights

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from South Korea to Heathrow. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights helps you find that perfect flight to Heathrow 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 Heathrow with no change fees?

Need flexible booking options for your flight to Heathrow from South Korea? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes! Start tracking prices for South Korea to Heathrow 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.

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.

Cheap flights from South Korea to London Heathrow Airport 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 4/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from South Korea to Heathrow

Cheapest flights from South Korea to HeathrowExplore the most affordable flight options available from South Korea to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 October 2026.

Explore the most affordable flight options available from South Korea to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 October 2026.

Best flights from South Korea to HeathrowDiscover carefully curated flight deals from South Korea to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 25 October 2026.

Discover carefully curated flight deals from South Korea to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 25 October 2026.

Direct flights from South Korea to HeathrowExplore direct flight options from South Korea to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 25 October 2026.

Explore direct flight options from South Korea to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 25 October 2026.

Last-minute flights from South Korea to HeathrowDiscover last-minute flight deals from South Korea to Heathrow. Data last updated 25 October 2026 and is based on user searches.

Discover last-minute flight deals from South Korea to Heathrow. Data last updated 25 October 2026 and is based on user searches.

One-way flights from South Korea to HeathrowSearch for one-way flight options from South Korea to Heathrow. Find affordable one-way fares based on user searches. Data last updated 25 October 2026.

Search for one-way flight options from South Korea to Heathrow. Find affordable one-way fares based on user searches. Data last updated 25 October 2026.

Find flight deals from South Korea to Heathrow

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 Heathrow Airport that are best for you.

Best time to book a flight from South Korea to Heathrow

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

Cheapflights Insights

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

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

Find hourly flight availability from South Korea to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 25 October 2026.

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

How often are flights from South Korea to London delayed?

About 24% of weekly flights between South Korea and London have experienced delays in the past year, with the average delay time being 124 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?

Tuesday tends to have the lowest number of delays on this route, whereas Thursday 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 Heathrow Airport?

To ensure you get the cheapest price possible for a flight from South Korea to London Heathrow Airport, you should look to book at least 41 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Reviews of airlines servicing Heathrow

Get a feel of what it's like to fly with Korean Air,Asiana Airlines, andVirgin Atlantic from South Korea to London Heathrow Airport by reading reviews from past customers. Users have also rated airlines 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 Heathrow Airport?

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

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

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

What are the cheapest flights from South Korea to London Heathrow Airport?

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

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

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

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

Travelling to a place near London Heathrow Airport?

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 Heathrow

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

Complete your trip

Complete your trip to Heathrow by adding a car hire and/or hotel booking 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 South Korea to Heathrow by cabin class

Find flights from South Korea to Heathrow, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to Heathrow

Explore flights to Heathrow departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 25 October 2026.

South Korea and Heathrow flights

Browse other South Korea and Heathrow flight options. Last updated on 25 October 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

South Korea to Heathrow flights

Consider these flights travelling from South Korea to Heathrow.

Top 4 airlines flying from South Korea to Heathrow

Fly with Cheapflights

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

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

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

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

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from South Korea to Heathrow
Explore the most affordable flight options available from South Korea to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 October 2026.

Best flights from South Korea to Heathrow
Discover carefully curated flight deals from South Korea to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 25 October 2026.

Direct flights from South Korea to Heathrow
Explore direct flight options from South Korea to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 25 October 2026.

Last-minute flights from South Korea to Heathrow
Discover last-minute flight deals from South Korea to Heathrow. Data last updated 25 October 2026 and is based on user searches.

One-way flights from South Korea to Heathrow
Search for one-way flight options from South Korea to Heathrow. Find affordable one-way fares based on user searches. Data last updated 25 October 2026.