How often are flights from Incheon to London delayed?

About 25% of weekly flights between Incheon and London have experienced delays in the past year, with the average delay time being 118 minutes.

Which airport typically offers the quickest stopover for flights from Incheon Intl Airport to London Heathrow Airport?

Flights via Frankfurt am Main (FRA) offer the fastest connection on this route, with an average stopover time of 1h 28m.

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

Over the past year, Virgin Atlantic have had the lowest number of delays on this route, with just 18% of flights being delayed.

What’s the top stopover airport for flights from Incheon Intl Airport to London Heathrow Airport?

Munich (MUC) – chosen by Cheapflights users on 24% of one-stop itineraries from Incheon Intl Airport to London Heathrow Airport on Cheapflights.

What’s the cheapest stopover airport for flights from Incheon Intl Airport to London Heathrow Airport?

Shenzhen (SZX) is the most affordable one-stop option, with an average return flight price of £548.

What’s the fastest stopover option from Incheon Intl Airport to London Heathrow Airport?

Flights via Frankfurt am Main (FRA) have the shortest average one-way travel time for one-stop routes: 16h 15m.

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 Monday has historically faced a higher average of delays compared to other days of the week.

How long is the flight from Incheon Intl Airport to London Heathrow Airport?

Asiana Airlines, Malaysia Airlines, and Scandinavian Airlines can get you from Incheon Intl Airport to London Heathrow Airport in just under 14h 40m. Your travel time can differ by up to 22h 40m. Airlines will cover a distance of 5503 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

What are the cheapest airlines flying from Incheon Intl Airport to London Heathrow Airport round-trip?

Our cheapest airline available from Incheon Intl Airport to London Heathrow Airport is China Eastern. Our recent data shows that you can find tickets from as low as £355 on this airline. Additional options worth looking into are Asiana Airlines and Korean Air, starting at £505 and £725 round-trip. China Eastern is currently priced 44% below the average price you’ll pay for this route.

What are the cheapest airlines to fly from Incheon Intl Airport to London Heathrow Airport one-way?

The cheapet airlines for a one-way flight from Incheon Intl Airport to London Heathrow Airport are Hainan Airlines (£188), Royal Brunei Airlines (£212), and Malaysia Airlines (£213).

Weekly flight availability from Incheon Intl Airport to London Heathrow Airport

The most flights from ICN to LHR are scheduled on a Monday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

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 cheapest flights from Incheon Intl Airport to London Heathrow Airport?

While on average a flight from Incheon Intl Airport to London Heathrow Airport is generally £894, our data shows the cheapest flight currently is £282. When looking at the most popular route, (Incheon Intl - London Heathrow), you can expect to pay £386 for that flight.

What are the most reliable airlines from Incheon Intl Airport to London Heathrow Airport?

The top 3 most reliable airlines when flying from Incheon Intl Airport to London Heathrow Airport are Virgin Atlantic (51%), Korean Air (46%) and Asiana Airlines (30%).

What are the most popular airlines that fly from Incheon Intl Airport to London Heathrow Airport?

The most popular airlines flying from Incheon Intl Airport to London Heathrow Airport are Asiana Airlines, Korean Air and China Eastern. Something to consider prior to booking your flight.

Can I find deals for flights from Incheon Intl to Heathrow that include hotel bookings?

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

How can I find direct flights from Incheon Intl to Heathrow?

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

Can I find deals for business class flights from Incheon Intl to Heathrow?

Yes. Cheapflights offers flight deals from Incheon Intl 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.

£187+ Flights from Incheon Intl Airport to London Heathrow Airport

Q: How much does it cost for a return flight from Incheon Intl Airport to London Heathrow Airport?

Airfare is below average for this route at the moment. Incheon Intl Airport to London Heathrow Airport flights typically cost between £723 and £1,407 in February. The cheapest return flight price found within the last 3 days was £490 on Scandinavian Airlines (27 Feb-3 Mar).

Cheapflights Tip: The best prices from Incheon Intl to London Heathrow are usually found in November or March, booked 62 days in advance, depart on a Thursday or Monday and return on a Tuesday

Find flight deals from Incheon Intl to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Incheon Intl to Heathrow
Explore the most affordable flight options available from Incheon Intl to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 October 2025.

Tue 21/1012:20ICN - LHR

Nonstop14h 30mAsiana Airlines

Thu 5/320:10LHR - ICN

Nonstop12h 40mAsiana Airlines

Deal found 14/10£491

Thu 23/1012:20ICN - LHR

Nonstop14h 30mAsiana Airlines

Thu 30/1020:10LHR - ICN

Nonstop12h 40mAsiana Airlines

Deal found 15/10£492

Thu 16/1012:20ICN - LHR

Nonstop14h 30mAsiana Airlines

Wed 29/1020:10LHR - ICN

Nonstop12h 40mAsiana Airlines

Deal found 14/10£492

Wed 15/1012:20ICN - LHR

Nonstop14h 30mAsiana Airlines

Wed 22/1020:40LHR - ICN

Nonstop12h 50mAsiana Airlines

Deal found 14/10£493

Fri 17/1012:20ICN - LHR

Nonstop14h 30mAsiana Airlines

Thu 30/1020:10LHR - ICN

Nonstop12h 40mAsiana Airlines

Deal found 15/10£494

Thu 27/1112:25ICN - LHR

Nonstop14h 40mAsiana Airlines

Wed 3/1220:10LHR - ICN

Nonstop12h 40mAsiana Airlines

Deal found 16/10£495

Sun 19/1012:20ICN - LHR

Nonstop14h 30mAsiana Airlines

Fri 7/1120:10LHR - ICN

Nonstop12h 40mAsiana Airlines

Deal found 13/10£497

Sat 25/1015:00ICN - LHR

3 stops35h 30mMultiple Airlines

Tue 4/1121:00LHR - ICN

1 stop29h 55mMultiple Airlines

Deal found 14/10£498

Tue 18/1112:25ICN - LHR

Nonstop14h 40mAsiana Airlines

Sat 22/1120:10LHR - ICN

Nonstop12h 40mAsiana Airlines

Deal found 15/10£499

Sat 29/1112:25ICN - LHR

Nonstop14h 40mAsiana Airlines

Mon 8/1220:10LHR - ICN

Nonstop12h 40mAsiana Airlines

Deal found 14/10£501

Wed 22/1000:10ICN - LHR

1 stop24h 25mMultiple Airlines

Mon 27/1021:00LHR - ICN

2 stops39h 00mMultiple Airlines

Deal found 16/10£501

Best flights from Incheon Intl to Heathrow
Discover carefully curated flight deals from Incheon Intl to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 16 October 2025.

Thu 27/1112:25ICN - LHR

Nonstop14h 40mAsiana Airlines

Wed 3/1220:10LHR - ICN

Nonstop12h 40mAsiana Airlines

Deal found 14/10£495

Tue 3/311:05ICN - LHR

1 stop37h 20mMalaysia Airlines

Thu 5/321:25LHR - ICN

1 stop24h 05mMalaysia Airlines

Deal found 14/10£508

Mon 16/223:45ICN - LHR

1 stop18h 35mScandinavian Airlines

Tue 24/210:35LHR - ICN

2 stops23h 25mScandinavian Airlines

Deal found 15/10£510

Tue 2/1212:40ICN - LHR

1 stop17h 45mMultiple Airlines

Sun 7/1206:30LHR - ICN

2 stops19h 00mMultiple Airlines

Deal found 14/10£512

Thu 12/313:05ICN - LHR

2 stops28h 00mLufthansa

Tue 17/307:40LHR - ICN

1 stop18h 35mLufthansa

Deal found 15/10£527

Fri 28/1116:45ICN - LHR

1 stop35h 25mShenzhen Airlines

Fri 5/1221:10LHR - ICN

2 stops31h 05mShenzhen Airlines

Deal found 14/10£550

Tue 30/1200:10ICN - LHR

1 stop25h 00mTurkish Airlines

Wed 28/122:35LHR - ICN

1 stop25h 30mTurkish Airlines

Deal found 14/10£557

Wed 12/1112:40ICN - LHR

2 stops28h 00mMultiple Airlines

Wed 10/1209:00LHR - ICN

1 stop16h 30mMultiple Airlines

Deal found 14/10£514

Thu 25/1213:05ICN - LHR

2 stops28h 00mLufthansa

Sun 4/107:40LHR - ICN

1 stop18h 35mLufthansa

Deal found 14/10£537

Mon 8/1212:40ICN - LHR

2 stops28h 00mMultiple Airlines

Fri 12/1208:55LHR - ICN

1 stop16h 35mMultiple Airlines

Deal found 14/10£553

Wed 24/1213:05ICN - LHR

2 stops28h 00mLufthansa

Thu 1/109:30LHR - ICN

1 stop16h 20mLufthansa

Deal found 14/10£554

Direct flights from Incheon Intl to Heathrow
Explore direct flight options from Incheon Intl to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 16 October 2025.

Fri 14/1112:25ICN - LHR

Nonstop14h 40mAsiana Airlines

Fri 21/1120:10LHR - ICN

Nonstop12h 40mAsiana Airlines

Deal found 15/10£492

Fri 7/1112:25ICN - LHR

Nonstop14h 40mAsiana Airlines

Tue 11/1120:10LHR - ICN

Nonstop12h 40mAsiana Airlines

Deal found 14/10£492

Mon 10/1112:25ICN - LHR

Nonstop14h 40mAsiana Airlines

Tue 25/1120:10LHR - ICN

Nonstop12h 40mAsiana Airlines

Deal found 16/10£493

Thu 27/1112:25ICN - LHR

Nonstop14h 40mAsiana Airlines

Wed 3/1220:10LHR - ICN

Nonstop12h 40mAsiana Airlines

Deal found 16/10£495

Tue 30/1212:25ICN - LHR

Nonstop14h 40mAsiana Airlines

Mon 5/120:10LHR - ICN

Nonstop12h 40mAsiana Airlines

Deal found 16/10£497

Wed 19/1112:25ICN - LHR

Nonstop14h 40mAsiana Airlines

Tue 25/1120:10LHR - ICN

Nonstop12h 40mAsiana Airlines

Deal found 14/10£498

Tue 18/1112:25ICN - LHR

Nonstop14h 40mAsiana Airlines

Sat 22/1120:10LHR - ICN

Nonstop12h 40mAsiana Airlines

Deal found 15/10£499

Sat 29/1112:25ICN - LHR

Nonstop14h 40mAsiana Airlines

Mon 8/1220:10LHR - ICN

Nonstop12h 40mAsiana Airlines

Deal found 14/10£501

Thu 20/1112:25ICN - LHR

Nonstop14h 40mAsiana Airlines

Mon 24/1120:10LHR - ICN

Nonstop12h 40mAsiana Airlines

Deal found 13/10£501

Mon 1/1212:25ICN - LHR

Nonstop14h 40mAsiana Airlines

Tue 9/1220:10LHR - ICN

Nonstop12h 40mAsiana Airlines

Deal found 14/10£503

Sat 8/1112:25ICN - LHR

Nonstop14h 40mAsiana Airlines

Sat 15/1120:10LHR - ICN

Nonstop12h 40mAsiana Airlines

Deal found 15/10£504

Last-minute flights from Incheon Intl to Heathrow
Discover last-minute flight deals from Incheon Intl to Heathrow. Data last updated 16 October 2025 and is based on user searches.

Wed 15/1012:20ICN - LHR

Nonstop14h 30mAsiana Airlines

Wed 22/1020:40LHR - ICN

Nonstop12h 50mAsiana Airlines

Deal found 14/10£493

Thu 16/1012:20ICN - LHR

Nonstop14h 30mAsiana Airlines

Wed 29/1020:10LHR - ICN

Nonstop12h 40mAsiana Airlines

Deal found 14/10£492

Fri 17/1012:20ICN - LHR

Nonstop14h 30mAsiana Airlines

Thu 30/1020:10LHR - ICN

Nonstop12h 40mAsiana Airlines

Deal found 15/10£494

Sun 19/1012:20ICN - LHR

Nonstop14h 30mAsiana Airlines

Fri 7/1120:10LHR - ICN

Nonstop12h 40mAsiana Airlines

Deal found 13/10£497

Tue 21/1012:20ICN - LHR

Nonstop14h 30mAsiana Airlines

Thu 5/320:10LHR - ICN

Nonstop12h 40mAsiana Airlines

Deal found 14/10£491

Wed 22/1000:10ICN - LHR

1 stop24h 25mMultiple Airlines

Mon 27/1021:00LHR - ICN

2 stops39h 00mMultiple Airlines

Deal found 16/10£501

Thu 23/1012:20ICN - LHR

Nonstop14h 30mAsiana Airlines

Thu 30/1020:10LHR - ICN

Nonstop12h 40mAsiana Airlines

Deal found 15/10£492

Sat 25/1015:00ICN - LHR

3 stops35h 30mMultiple Airlines

Tue 4/1121:00LHR - ICN

1 stop29h 55mMultiple Airlines

Deal found 14/10£498

Tue 18/1112:25ICN - LHR

Nonstop14h 40mAsiana Airlines

Sat 22/1120:10LHR - ICN

Nonstop12h 40mAsiana Airlines

Deal found 15/10£499

Thu 27/1112:25ICN - LHR

Nonstop14h 40mAsiana Airlines

Wed 3/1220:10LHR - ICN

Nonstop12h 40mAsiana Airlines

Deal found 16/10£495

Sat 29/1112:25ICN - LHR

Nonstop14h 40mAsiana Airlines

Mon 8/1220:10LHR - ICN

Nonstop12h 40mAsiana Airlines

Deal found 14/10£501

One-way flights from Incheon Intl to Heathrow
Search for one-way flight options from Incheon Intl to Heathrow. Find affordable one-way fares based on user searches. Data last updated 16 October 2025.

Thu 15/108:55ICN - LHR

1 stop17h 35mChina Eastern

Deal found 15/10£187

Sat 15/1122:10ICN - LHR

1 stop28h 45mHainan Airlines

Deal found 15/10£188

Mon 15/1211:10ICN - LHR

2 stops31h 05mMultiple Airlines

Deal found 15/10£197

Tue 13/111:10ICN - LHR

2 stops36h 15mMultiple Airlines

Deal found 15/10£202

Mon 26/111:10ICN - LHR

2 stops36h 15mMultiple Airlines

Deal found 16/10£204

Thu 6/1118:20ICN - LHR

2 stops30h 05mMultiple Airlines

Deal found 15/10£206

Wed 10/1213:10ICN - LHR

3 stops34h 35mMultiple Airlines

Deal found 16/10£209

Sat 17/122:10ICN - LHR

1 stop28h 45mHainan Airlines

Deal found 15/10£210

Thu 30/1009:25ICN - LHR

1 stop17h 30mChina Southern

Deal found 16/10£211

Wed 17/1218:25ICN - LHR

2 stops31h 10mMultiple Airlines

Deal found 14/10£212

Wed 12/1100:10ICN - LHR

1 stop24h 15mMalaysia Airlines

Deal found 14/10£213

Cheap flight deals from Incheon Intl to Heathrow

Round-trip from	£490
One-way from	£187
Popular in	October
Cheapest in	November
Average price	£886
Good round-trip deal	£504 or less
Good one-way deal	£374 or less

Scandinavian Airlines
27/2-3/3
4 total stops
51h 10m total
Incheon to London

Search Deals

China Eastern
15/1
1 total stop
17h 35m total
Incheon to London

Search Deals

Highest demand for flights based on searches. 10% potential increase in price (£59 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£17 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2025

Search Deals

Price to beat on a round-trip flight from Incheon Intl to London Heathrow.

Search Deals

Price to beat on a one-way flight from Incheon Intl to London Heathrow.

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Thu 27/11

12:25-18:05

Nonstop14h 40m

London Heathrow

Wed 3/12

20:10-17:50

Nonstop12h 40m

£495

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Tue 3/3

11:05-15:25

1 stop37h 20m

London Heathrow

Thu 5/3

21:25-06:30

1 stop24h 05m

£508

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Mon 16/2

23:45-09:20

1 stop18h 35m

London Heathrow

Tue 24/2

10:35-19:00

2 stops23h 25m

£510

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Tue 2/12

12:40-21:25

1 stop17h 45m

London Heathrow

Sun 7/12

06:30-10:30

2 stops19h 00m

£512

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Wed 12/11

12:40-07:40

2 stops28h 00m

London Heathrow

Wed 10/12

09:00-10:30

1 stop16h 30m

£514

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Thu 12/3

13:05-08:05

2 stops28h 00m

London Heathrow

Tue 17/3

07:40-11:15

1 stop18h 35m

£527

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Thu 25/12

13:05-08:05

2 stops28h 00m

London Heathrow

Sun 4/1

07:40-11:15

1 stop18h 35m

£537

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Fri 28/11

16:45-19:10

1 stop35h 25m

London Heathrow

Fri 5/12

21:10-13:15

2 stops31h 05m

£550

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Mon 8/12

12:40-07:40

2 stops28h 00m

London Heathrow

Fri 12/12

08:55-10:30

1 stop16h 35m

£553

IncheonLondon

ICN - LHR

ICNLHR

Incheon Intl

Wed 24/12

13:05-08:05

2 stops28h 00m

London Heathrow

Thu 1/1

09:30-10:50

1 stop16h 20m

£554

Flights are sorted by cheapest return flights first.

Deals found on 15/10

Showing 1-10 of 23 results

Best time to book a flight from Incheon Intl to Heathrow

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

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 Incheon Intl Airport to London Heathrow Airport

Prices

Airlines

Delays

How far ahead should I book a flight from Incheon Intl Airport to London Heathrow Airport?

Booking 62 days in advance of your planned departure date is, on average, the best time to get cheap flights from Incheon Intl Airport to London Heathrow Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Incheon Intl Airport to London Heathrow Airport?

Currently, November is the cheapest month in which you can book a flight from Incheon Intl Airport to London Heathrow Airport (average of £352). Flying from Incheon Intl Airport to London Heathrow Airport in July is currently the most expensive (average of £561). 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 ICN to LHR?

When flying from Incheon Intl Airport to London Heathrow Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 40% versus a flight at midday.

How much does it cost for a return flight from Incheon Intl Airport to London Heathrow Airport?

Reviews of airlines servicing Heathrow

Read through reviews of airlines operating flights from Incheon Intl Airport to London Heathrow Airport, such as Korean Air, Asiana Airlines, andChina Eastern. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Korean Air

8.4

Very Good

1,149 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

1,149 reviews

Korean Air

8.4

Very Good

1,149 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Jacqueline,Aug 2025

ICN - SEA

Asiana Airlines

8.2

Very Good

486 reviews

Korean Air

8.4

Very Good

1,149 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Jacqueline,Aug 2025

ICN - SEA

China Eastern

7.2

Good

169 reviews

Korean Air

8.4

Very Good

1,149 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 Incheon Intl Airport to London Heathrow Airport?
Asiana Airlines, Malaysia Airlines, and Scandinavian Airlines can get you from Incheon Intl Airport to London Heathrow Airport in just under 14h 40m. Your travel time can differ by up to 22h 40m. Airlines will cover a distance of 5503 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the cheapest airlines flying from Incheon Intl Airport to London Heathrow Airport round-trip?
Our cheapest airline available from Incheon Intl Airport to London Heathrow Airport is China Eastern. Our recent data shows that you can find tickets from as low as £355 on this airline. Additional options worth looking into are Asiana Airlines and Korean Air, starting at £505 and £725 round-trip. China Eastern is currently priced 44% below the average price you’ll pay for this route.
What are the cheapest airlines to fly from Incheon Intl Airport to London Heathrow Airport one-way?
The cheapet airlines for a one-way flight from Incheon Intl Airport to London Heathrow Airport are Hainan Airlines (£188), Royal Brunei Airlines (£212), and Malaysia Airlines (£213).
What are the most reliable airlines from Incheon Intl Airport to London Heathrow Airport?
The top 3 most reliable airlines when flying from Incheon Intl Airport to London Heathrow Airport are Virgin Atlantic (51%), Korean Air (46%) and Asiana Airlines (30%).
What are the cheapest flights from Incheon Intl Airport to London Heathrow Airport?
While on average a flight from Incheon Intl Airport to London Heathrow Airport is generally £894, our data shows the cheapest flight currently is £282. When looking at the most popular route, (Incheon Intl - London Heathrow), you can expect to pay £386 for that flight.
Can I find deals for flights from Incheon Intl to Heathrow that include hotel bookings?
Yes. In addition to deals on Incheon Intl to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Incheon Intl to Heathrow?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Incheon Intl to Heathrow.
Can I find deals for business class flights from Incheon Intl to Heathrow?
Yes. Cheapflights offers flight deals from Incheon Intl 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 Incheon Intl Airport to London Heathrow Airport?
Currently, November is the cheapest month in which you can book a flight from Incheon Intl Airport to London Heathrow Airport (average of £352). Flying from Incheon Intl Airport to London Heathrow Airport in July is currently the most expensive (average of £561). 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 Incheon Intl to Heathrow

Airline	Cheapest	Average	Flexibility	On-time
China Eastern	Cheapest£355	Average£690	FlexibilityNo cancel fee	On-time62%	Search China Eastern flights
Asiana Airlines	Cheapest£505	Average£743	FlexibilityNo cancel fee	On-time76%	Search Asiana Airlines flights
Korean Air	Cheapest£725	Average£824	FlexibilityNo cancel fee	On-time81%	Search Korean Air flights

Fly with Cheapflights

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Cheapflights helps you search for flights from Incheon Intl to Heathrow via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Incheon Intl to Heathrow?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Incheon Intl to Heathrow.

Can Cheapflights find flights from Incheon Intl to Heathrow with no change fees?

Certainly. Search results for flights to Heathrow from Incheon Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Incheon Intl to Heathrow become cheaper?

Yes! Start tracking prices for Incheon Intl 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.

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Cheap flights from Incheon Intl Airport to London Heathrow Airport from £187

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/1. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from Incheon Intl to London Heathrow are usually found in November or March, booked 62 days in advance, depart on a Thursday or Monday and return on a Tuesday

Find flight deals from Incheon Intl to Heathrow

Cheapest flights from Incheon Intl to HeathrowExplore the most affordable flight options available from Incheon Intl to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 October 2025.

Explore the most affordable flight options available from Incheon Intl to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 October 2025.

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Best time to book a flight from Incheon Intl to Heathrow

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Everything you need to know about your flight from Incheon Intl Airport to London Heathrow Airport

How far ahead should I book a flight from Incheon Intl Airport to London Heathrow Airport?

What is the cheapest month to book a flight from Incheon Intl Airport to London Heathrow Airport?

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

How much does it cost for a return flight from Incheon Intl Airport to London Heathrow Airport?

Weekly flight availability from Incheon Intl Airport to London Heathrow Airport

How often are flights from Incheon to London delayed?

What day of the week experiences the fewest flight delays on this route?

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

What’s the top stopover airport for flights from Incheon Intl Airport to London Heathrow Airport?

What’s the fastest stopover option from Incheon Intl Airport to London Heathrow Airport?

What’s the fastest stopover option from Incheon Intl Airport to London Heathrow Airport?

Which airport typically offers the quickest stopover for flights from Incheon Intl Airport to London Heathrow Airport?

Reviews of airlines servicing Heathrow

Read through reviews of airlines operating flights from Incheon Intl Airport to London Heathrow Airport, such as Korean Air, Asiana Airlines, andChina Eastern. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Incheon Intl to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from Incheon Intl Airport to London Heathrow Airport?

What are the cheapest airlines flying from Incheon Intl Airport to London Heathrow Airport round-trip?

What are the cheapest airlines to fly from Incheon Intl Airport to London Heathrow Airport one-way?

What are the most reliable airlines from Incheon Intl Airport to London Heathrow Airport?

What are the cheapest flights from Incheon Intl Airport to London Heathrow Airport?

Can I find deals for flights from Incheon Intl to Heathrow that include hotel bookings?

How can I find direct flights from Incheon Intl to Heathrow?

Can I find deals for business class flights from Incheon Intl to Heathrow?

What is the cheapest month to book a flight from Incheon Intl Airport to London Heathrow Airport?

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Alternative routes for Incheon Intl to Heathrow

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Top 3 airlines flying from Incheon Intl to Heathrow

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Cheapest flights from Incheon Intl to Heathrow
Explore the most affordable flight options available from Incheon Intl to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 October 2025.