How long is the flight from Jeju-do to London Heathrow Airport?

A quick flight from Jeju-do to London Heathrow Airport can take about 28h 25m. China Eastern provides one of the quickest options available for as low as £727. Jeju-do and London Heathrow Airport are separated by a distance of 5739 mi. This flight may include one or multiple stops.

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 is the cheapest time of day to fly from CJ to LHR?

When flying from Jeju-do 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.

Can I find deals for flights from Jeju-do to Heathrow that include hotel bookings?

Yes. In addition to deals on Jeju-do to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Jeju-do to Heathrow?

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

Can I find deals for business class flights from Jeju-do to Heathrow?

Yes. Cheapflights offers flight deals from Jeju-do 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.

£150+ Cheap Flights from Jeju-do to London Heathrow Airport

Cheap flight deals from Jeju-do to Heathrow

Round-trip from	£452
One-way from	£150

China Eastern
22/12-5/1
2 total stops
67h 30m total
Jeju-do to London

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China Eastern
20/10
1 total stop
37h 00m total
Jeju-do to London

Search Deals

Find flight deals from Jeju-do to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Jeju-do to Heathrow
Explore the most affordable flight options available from Jeju-do to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 ottobre 2025.

lun 22/1213:50CJU - LHR

1 stop36h 40mChina Eastern

lun 5/121:00LHR - CJU

1 stop30h 50mChina Eastern

Deal found 13/10£452

mer 19/1113:50CJU - LHR

1 stop36h 40mChina Eastern

sab 22/1121:00LHR - CJU

1 stop30h 50mChina Eastern

Deal found 15/10£467

mer 19/1110:25CJU - LHR

2 stops38h 30mMultiple Airlines

sab 22/1121:00LHR - CJU

1 stop15h 25mMultiple Airlines

Deal found 15/10£545

lun 22/1213:25CJU - LHR

2 stops35h 30mMultiple Airlines

lun 5/121:10LHR - CJU

1 stop32h 25mMultiple Airlines

Deal found 13/10£549

dom 16/1114:20CJU - LHR

2 stops37h 15mMultiple Airlines

mer 19/1121:00LHR - CJU

1 stop15h 25mMultiple Airlines

Deal found 14/10£675

dom 16/1113:50CJU - LHR

1 stop36h 40mChina Eastern

mer 19/1121:00LHR - CJU

1 stop30h 50mChina Eastern

Deal found 14/10£678

lun 20/1019:10CJU - LHR

1 stop31h 30mChina Eastern

mar 28/1021:00LHR - CJU

1 stop35h 55mChina Eastern

Deal found 13/10£736

lun 20/1022:30CJU - LHR

2 stops28h 30mMultiple Airlines

mar 28/1021:00LHR - CJU

1 stop15h 20mMultiple Airlines

Deal found 13/10£747

mer 15/1015:35CJU - LHR

2 stops36h 55mMultiple Airlines

gio 23/1021:20LHR - CJU

1 stop15h 15mMultiple Airlines

Deal found 13/10£773

mer 15/1013:40CJU - LHR

1 stop37h 00mChina Eastern

gio 23/1021:20LHR - CJU

1 stop31h 10mChina Eastern

Deal found 13/10£806

Best flights from Jeju-do to Heathrow
Discover carefully curated flight deals from Jeju-do to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 ottobre 2025.

lun 22/1213:25CJU - LHR

2 stops35h 30mMultiple Airlines

lun 5/121:10LHR - CJU

1 stop32h 25mMultiple Airlines

Deal found 13/10£549

dom 16/1113:50CJU - LHR

1 stop36h 40mChina Eastern

mer 19/1121:00LHR - CJU

1 stop30h 50mChina Eastern

Deal found 14/10£678

gio 5/319:55CJU - LHR

1 stop28h 25mSingapore Airlines

lun 9/321:45LHR - CJU

1 stop24h 35mSingapore Airlines

Deal found 12/10£727

dom 11/120:20CJU - LHR

2 stops30h 00mMultiple Airlines

sab 7/206:30LHR - CJU

2 stops22h 25mMultiple Airlines

Deal found 13/10£645

dom 16/1114:20CJU - LHR

2 stops37h 15mMultiple Airlines

mer 19/1121:00LHR - CJU

1 stop15h 25mMultiple Airlines

Deal found 14/10£675

dom 11/108:55CJU - LHR

1 stop43h 15mSingapore Airlines

sab 7/221:45LHR - CJU

1 stop24h 35mSingapore Airlines

Deal found 13/10£760

gio 5/318:55CJU - LHR

2 stops34h 55mChina Eastern

lun 9/321:00LHR - CJU

1 stop30h 50mChina Eastern

Deal found 14/10£1,379

Last-minute flights from Jeju-do to Heathrow
Discover last-minute flight deals from Jeju-do to Heathrow. Data last updated 15 ottobre 2025 and is based on user searches.

lun 20/1019:10CJU - LHR

1 stop31h 30mChina Eastern

mar 28/1021:00LHR - CJU

1 stop35h 55mChina Eastern

Deal found 13/10£736

lun 20/1022:30CJU - LHR

2 stops28h 30mMultiple Airlines

mar 28/1021:00LHR - CJU

1 stop15h 20mMultiple Airlines

Deal found 13/10£747

One-way flights from Jeju-do to Heathrow
Search for one-way flight options from Jeju-do to Heathrow. Find affordable one-way fares based on user searches. Data last updated 15 ottobre 2025.

lun 20/1013:40CJU - LHR

1 stop37h 00mChina Eastern

Deal found 13/10£150

mar 21/1019:10CJU - LHR

1 stop31h 30mChina Eastern

Deal found 13/10£155

mar 21/1012:40CJU - LHR

2 stops39h 50mMultiple Airlines

Deal found 13/10£181

dom 19/1019:10CJU - LHR

1 stop31h 30mChina Eastern

Deal found 13/10£188

dom 14/1215:35CJU - LHR

1 stop36h 35mShenzhen Airlines

Deal found 14/10£191

lun 20/1021:15CJU - LHR

2 stops31h 15mMultiple Airlines

Deal found 13/10£192

dom 23/1107:00CJU - LHR

2 stops41h 55mMultiple Airlines

Deal found 14/10£195

lun 24/1121:30CJU - LHR

2 stops51h 25mMultiple Airlines

Deal found 14/10£200

dom 19/1018:35CJU - LHR

2 stops56h 05mMultiple Airlines

Deal found 13/10£232

lun 24/1113:50CJU - LHR

1 stop36h 40mChina Eastern

Deal found 14/10£236

dom 23/1115:40CJU - LHR

1 stop34h 50mChina Eastern

Deal found 14/10£258

Cheapflights Fare Finder

Use the filters below to find and compare flights from Jeju-do to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Jeju CityLondon

CJU - LHR

CJULHR

Jeju City

lun 22/12

13:25-15:55

2 stops35h 30m

London Heathrow

lun 5/1

21:10-14:35

1 stop32h 25m

£549

Jeju CityLondon

CJU - LHR

CJULHR

Jeju City

dom 11/1

20:20-17:20

2 stops30h 00m

London Heathrow

sab 7/2

06:30-13:55

2 stops22h 25m

£645

Jeju CityLondon

CJU - LHR

CJULHR

Jeju City

dom 16/11

14:20-18:35

2 stops37h 15m

London Heathrow

mer 19/11

21:00-21:25

1 stop15h 25m

£675

Jeju CityLondon

CJU - LHR

CJULHR

Jeju City

dom 16/11

13:50-17:30

1 stop36h 40m

London Heathrow

mer 19/11

21:00-12:50

1 stop30h 50m

£678

Jeju CityLondon

CJU - LHR

CJULHR

Jeju City

gio 5/3

19:55-15:20

1 stop28h 25m

London Heathrow

lun 9/3

21:45-07:20

1 stop24h 35m

£727

Jeju CityLondon

CJU - LHR

CJULHR

Jeju City

dom 11/1

08:55-19:10

1 stop43h 15m

London Heathrow

sab 7/2

21:45-07:20

1 stop24h 35m

£760

Jeju CityLondon

CJU - LHR

CJULHR

Jeju City

gio 5/3

18:55-20:50

2 stops34h 55m

London Heathrow

lun 9/3

21:00-12:50

1 stop30h 50m

£1,379

Jeju CityLondon

CJU - LHR

CJULHR

Jeju City

lun 20/10

13:40-18:40

1 stop37h 00m

£150

Jeju CityLondon

CJU - LHR

CJULHR

Jeju City

mar 21/10

19:10-18:40

1 stop31h 30m

£155

Jeju CityLondon

CJU - LHR

CJULHR

Jeju City

mar 21/10

12:40-20:30

2 stops39h 50m

£181

Flights are sorted by cheapest return flights first.

Deals found on 13/10

Showing 1-10 of 16 results

Best time to book a flight from Jeju-do to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Jeju-do 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 Jeju-do to London Heathrow Airport

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Related info for your journey

How long is the flight from Jeju-do to London Heathrow Airport?
A quick flight from Jeju-do to London Heathrow Airport can take about 28h 25m. China Eastern provides one of the quickest options available for as low as £727. Jeju-do and London Heathrow Airport are separated by a distance of 5739 mi. This flight may include one or multiple stops.
Can I find deals for flights from Jeju-do to Heathrow that include hotel bookings?
Yes. In addition to deals on Jeju-do to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Jeju-do to Heathrow?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Jeju-do to Heathrow.
Can I find deals for business class flights from Jeju-do to Heathrow?
Yes. Cheapflights offers flight deals from Jeju-do 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.

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Deals for Jeju-do to Heathrow flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Jeju-do to Heathrow?

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Can Cheapflights find flights from Jeju-do to Heathrow with no change fees?

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

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Cheap flights from Jeju-do to London Heathrow Airport from £150

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 20/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Jeju-do to Heathrow

Keep the following information in mind while searching for Jeju-do to Heathrow flight deals. Data was last updated 15 ottobre 2025.

Round-trip from

One-way from

Find flight deals from Jeju-do to Heathrow

Cheapest flights from Jeju-do to HeathrowExplore the most affordable flight options available from Jeju-do to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 ottobre 2025.

Explore the most affordable flight options available from Jeju-do to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 ottobre 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Jeju-do to London Heathrow Airport that are best for you.

Best time to book a flight from Jeju-do to Heathrow

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

Cheapflights Insights

Everything you need to know about your flight from Jeju-do to London Heathrow Airport

Related info for your journey

Find useful and relevant information for your journey from Jeju-do 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 Jeju-do to London Heathrow Airport?

Can I find deals for flights from Jeju-do to Heathrow that include hotel bookings?

How can I find direct flights from Jeju-do to Heathrow?

Can I find deals for business class flights from Jeju-do to Heathrow?

Travelling to a place near London Heathrow Airport?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Jeju-do to Heathrow

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How does Cheapflights help users find flights from Jeju-do to Heathrow?

Why should you use Cheapflights to find cheap flight tickets from Jeju-do to Heathrow?

Can Cheapflights find flights from Jeju-do to Heathrow with no change fees?

Can Cheapflights notify me if prices for flights from Jeju-do to Heathrow become cheaper?

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Cheapest flights from Jeju-do to Heathrow
Explore the most affordable flight options available from Jeju-do to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 ottobre 2025.