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Cheap flights from London Heathrow Airport to Jeju City from £446

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/11. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — CJU
18 Oct — 25 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Heathrow to Jeju City

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Jeju City (CJU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 18 September 2025.

Round-trip from

£446

Popular in

July

Cheapest in

November

Average price

£728
Air China
  • Air China
  • 4/11-27/11
  • 2 total stops
  • 42h 30m total
  • London to Jeju City
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (£92 potential increase over avg. return price).
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Cheapest flight prices on average. 6% potential price decrease (£31 potential savings vs. average return price).
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Average for round-trip flights in September 2025
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Find flight deals from Heathrow to Jeju City

Cheapest flights from Heathrow to Jeju City
Explore the most affordable flight options available from Heathrow to Jeju City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2025.

Tue 4/1120:25LHR - CJU
1 stop16h 10mAir China
Thu 27/1122:35CJU - LHR
1 stop26h 20mAir China
Deal found 17/9£446
Thu 18/921:20LHR - CJU
1 stop31h 10mChina Eastern
Sat 18/1013:40CJU - LHR
1 stop37h 00mChina Eastern
Deal found 17/9£499
Tue 4/1121:00LHR - CJU
1 stop15h 20mMultiple Airlines
Thu 27/1107:50CJU - LHR
2 stops43h 05mMultiple Airlines
Deal found 17/9£540
Thu 30/1021:00LHR - CJU
1 stop30h 50mChina Eastern
Thu 6/1118:55CJU - LHR
1 stop31h 35mChina Eastern
Deal found 15/9£554
Thu 2/1021:00LHR - CJU
2 stops39h 35mMultiple Airlines
Mon 13/1019:10CJU - LHR
1 stop31h 30mMultiple Airlines
Deal found 16/9£562
Fri 31/1007:00LHR - CJU
3 stops26h 30mMultiple Airlines
Fri 7/1115:40CJU - LHR
1 stop34h 50mMultiple Airlines
Deal found 16/9£563

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow to Jeju City that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 18 September 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Jeju City that are best for you.

Fly from

Heathrow

Fly to

Jeju City

Route

Depart

Return

Price

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Tue 4/11

20:25-21:35

1 stop16h 10m

Jeju City

Thu 27/11

22:35-15:55

1 stop26h 20m

£446

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Tue 4/11

21:00-21:20

1 stop15h 20m

Jeju City

Thu 27/11

07:50-17:55

2 stops43h 05m

£540

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Thu 30/10

21:00-12:50

1 stop30h 50m

Jeju City

Thu 6/11

18:55-17:30

1 stop31h 35m

£554

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Fri 31/10

07:00-18:30

3 stops26h 30m

Jeju City

Fri 7/11

15:40-17:30

1 stop34h 50m

£563

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Thu 30/10

07:00-15:50

3 stops23h 50m

Jeju City

Thu 6/11

18:55-17:30

1 stop31h 35m

£604

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Sat 11/10

22:25-09:20

3 stops50h 55m

£462

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Sat 11/10

22:05-13:55

1 stop31h 50m

£591

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Sat 11/10

21:20-12:30

1 stop31h 10m

£734

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Fri 7/11

19:50-08:00

3 stops51h 10m

£1,184

LondonJeju City

LHR - CJU

LHRCJU

London Heathrow

Sat 11/10

22:15-06:20

1 stop24h 05m

£1,284

Flights are sorted by cheapest return flights first.

Deals found on 15/9

Best time to book a flight from Heathrow to Jeju City

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

What’s the top stopover airport for flights from London Heathrow Airport to Jeju City?

Share of one-stop return flights from London Heathrow Airport to Jeju City chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Shanghai (PVG) – chosen by Cheapflights users on 70% of one-stop itineraries from London Heathrow Airport to Jeju City on Cheapflights.

What’s the fastest stopover option from London Heathrow Airport to Jeju City?

Shortest average travel time for one-stop one-way flights from London Heathrow Airport to Jeju City, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Beijing (PEK) have the shortest average one-way travel time for one-stop routes: 18h 55m.

What’s the fastest stopover option from London Heathrow Airport to Jeju City?

Shortest average travel time for one-stop one-way flights from London Heathrow Airport to Jeju City, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Beijing (PEK) have the shortest average one-way travel time for one-stop routes: 18h 55m.

Which airport typically offers the quickest stopover for flights from London Heathrow Airport to Jeju City?

Average stopover duration for one-stop one-way flights from London Heathrow Airport to Jeju City, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Beijing (PEK) offer the fastest connection on this route, with an average stopover time of 9h 20m.

Reviews of airlines servicing Jeju City

Get insights into the airlines that provide service to Jeju City. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Jeju City. Reviews last updated 18 September 2025.
Read reviews from past customers who have flown with China Eastern from London Heathrow Airport to Jeju City. 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.
China Eastern
7.2
Good
166 reviews
Check prices

Boarding

7.6

Crew

7.9

Overall

7.2

Food

6.9

Comfort

7.2

Entertainment

6.2

Reviews

1 / 4
2.0
Mediocre

Jordan,Jun 2025

PHX - LAX

Bad. I completely lost my bags. And, I can't even get in contact with anyone to find them.
China Eastern
7.2
Good
166 reviews
China Eastern
7.2
Good
166 reviews
Check prices

Boarding

7.6

Crew

7.9

Overall

7.2

Food

6.9

Comfort

7.2

Entertainment

6.2

Reviews

1 / 4
2.0
Mediocre

Jordan,Jun 2025

PHX - LAX

Bad. I completely lost my bags. And, I can't even get in contact with anyone to find them.

Related info for your journey

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

  • What airport do you fly into for flights to Jeju City from London Heathrow?

    Most people fly into Jeju City (CJU) if they book a flight to Jeju City from London Heathrow. On average, Jeju has 0 inbound flights from London Heathrow per day from 1 airline. Jeju City is conveniently located just 1.7 mi from Jeju City’s city center.

  • How long is the flight from London Heathrow Airport to Jeju City?

    A quick flight from London Heathrow Airport to Jeju City can take about 16h 10m. Air China provides one of the quickest options available for as low as £446. The distance from London Heathrow Airport to Jeju City is about 5739 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What is the cheapest airline to fly from London Heathrow Airport to Jeju City round-trip?

    Currently priced at £363, China Eastern will fly you from London Heathrow Airport to Jeju City and back. In addition to China Eastern, many other airlines offer competitively priced options for your trip. You may be able to fly from London Heathrow Airport to Jeju City for 48% less than the average price by searching for this airline.

  • Can I find deals for flights from Heathrow to Jeju City that include hotel bookings?

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

  • How can I find direct flights from Heathrow to Jeju City?

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

  • Can I find deals for business class flights from Heathrow to Jeju City?

    Yes. Cheapflights offers flight deals from Heathrow to Jeju City by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Travelling to a place near Jeju City?

Book flights to Jeju City if you plan to visit one of these locations
Seogwipo

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Complete your trip

Complete your trip to Jeju City by adding a car hire and/or hotel booking to your travel itinerary.
Jeju City car hire
Jeju City Airport car hire

Top airline flying from Heathrow to Jeju City

Discover the top airline that operate flights from Heathrow to Jeju City. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 18 September 2025.
AirlineCheapestAverageFlexibilityOn-time
China EasternCheapest£363Average£494FlexibilityNo cancel feeOn-time62%
Search China Eastern flights

Fly with Cheapflights

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

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

Millions of users choose and trust Cheapflights to book the best flight deals from Heathrow to Jeju City for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Need flexible booking options for your flight to Jeju City from Heathrow? 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 Heathrow to Jeju City become cheaper?

Yes! Start tracking prices for Heathrow to Jeju City 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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